Pavel Cheben

  

Dr. Pavel Cheben is a Principal Research Officer at the National Research Council (NRC) of Canada. He is also an Honorary Professor at University of Malaga, Honorary Adjunct Professor at Carleton University, Adjunct Professor at McMaster University and University of Ottawa, and Guest Professor at University of Zilina. He earned an MSc in Microelectronics from Slovak Technical University and a PhD in Physics/Optics from the Complutense University of Madrid. He was appointed as a Director of the College in Integrated Optics at the International Center for Theoretical Physics of the United Nations, UNESCO (Trieste, Italy, 2014). He was also a visiting researcher at the Centre national de la recherche scientifique (CNRS) and University Paris Sud (Paris, France). He was one of the lead scientists starting up Optenia Inc. and developed the first commercial echelle-grating wavelength multiplexer. Before joining the NRC, he was with the National Institute for Aerospace Technology of the Ministry of Defense, Spain (1992-97), where he was responsible for the establishment of the Laboratory of Space Instrumentation. Dr. Cheben is a leading expert in integrated optics, silicon photonics, subwavelength nanophotonics and biosensing. He introduced a new area of science that brings together metamaterial research and integrated photonics. He has co-authored more than 500 papers and book chapters, has 33 patent applications and over 220 invited presentations. His achievements were featured in many press releases, including in Nature, New York Times, Nature Science Update, Physics Today, Chemical and Engineering News, New Scientist, Ottawa Business Journal, Wirtschafts Woche e-Business and El Pais, to name a few (see a comprehensive list below). He is the recipient of the Order of the Republic, the highest honour in Slovak Republic, bestowed by the President of Slovakia. The Scientific Council of the Slovak Academy of Sciences awarded him the International Prize, the Council’s highest international honor. He is the recipient of the prize of Deputy Prime Minister and Minister of Foreign Affairs of the Slovak Republic. He is also the recipient of the NRC Industrial Achievement Award (2001), NRC-IMS General Award (2007), and NRC-ICT Outstanding Achievement Award (2017), NRC 2018 Excellence in Research Award (2018), Council’s highest recognition of research excellence, and Canada Public Service Excellence Award (2019), Canada Federal Government’s highest recognition. He is an elected Fellow of the American Physical Society (APS), Fellow of the European Optical Society (EOS), Fellow of the Optical Society of America (OSA), Fellow of the Institute of Physics (IOP), Fellow of the Engineering Institute of Canada (EIC),  and a Fellow of the Canadian Academy of Engineering (CAE). He is the only Canadian scientist elevated to the highest rank of the EOS, and one of four scientists from North America.  He is the most published scientist of the National Research Council of Canada (2008-19, as per Scopus). 

 

Academic honors, awards and recognitions

-     Fellow, American Physical Society (APS). “For field opening contributions to subwavelength integrated photonics and the experimental and theoretical investigations of metamaterial nanostructures in optical waveguides.” 2019.

-     Recipient of Canada Public Service Excellence Award. Canada’s Federal Government highest recognition of excellence in public service. 2019.

-     Recipient of the Order of the Republic, Pribina’s Cross of the 1st degree, bestowed by the President of the Slovak Republic, EU. 2018  

-     Recipient of the NRC Excellence in Research Award, National Research Council. 2018 

-     Fellow, Engineering Institute of Canada (EIC). “In recognition of excellence in engineering and for service to profession and society”. 2018.

-     Fellow, Canadian Academy of Engineering (CAE). “For pioneering contributions to photonics and integrated optics science and technology”. 2018.

-     Fellow, Institute of Physics (IOP), United Kingdom. 2017.

-     Recipient of the NRC-ICT Outstanding Achievement Award, National Research Council. “For extraordinary impact on and contribution to the international photonics community”.  2017.

-     Fellow, Optical Society of America (OSA).  For pioneering contributions to the science of photonic integrated circuits, including Fourier-transform interferometer arrays, nanophotonic couplers and subwavelength engineering in integrated optics. 2015.

-     Fellow, European Optical Society (EOS). For pioneering contributions in subwavelength silicon photonics, waveguide photometers and holographic materials. 2014.

-     Recipient of the Instant Recognition Award, National Research Council. 2016.

-     Recipient of the prize of Deputy Prime Minister and Minister of Foreign Affairs of the Slovak Republic. 2015.

-     Honorary Professor, University of Malaga (Spain).

-     Honorary Adjunct Professor, Carleton University, Ottawa (Canada).

-     Invited Visiting Researcher, Centre national de la recherche scientifique (CNRS) and University Paris Sud (Paris, France), August 2011 – February 2012.

-     Adjunct Professor, McMaster University, Hamilton (Canada).

-     Honorary Collaborator, Complutense University of Madrid (Spain).  

-     Guest Professor, University of Zilina (Slovak Republic). 

-     Guest Director, Winter College in Integrated Optics, International Center for Theoretical Physics.

-     UNESCO, Trieste (Italy), 2014.

-     Recipient of the 2014 International Prize of the Slovak Academy of Sciences. Council’s highest international honor.

-     Rector’s congratulation letter for the Order of the Slovak republic, University of Zilina (2019). 

-     President and Vice-Chancellor congratulation letter, Carleton University (2014).

-     Provost and Vice-President congratulation letter, Carleton University (2014).

-     Recipient of the NRC-IMS General Award, National Research Council (2007).

-     Recipient of the Industrial Partnership Award, National Research Council (2001).

-     Summa cum laude PhD Thesis, Complutense University of Madrid (1997). 

-     Rector Prize for Best PhD Thesis, Complutense University (1997). 

-     Summa cum laude MSc Thesis, Slovak Technical University (1990). 

-     Rector Prize for Excellence in Master Studies, Slovak Technical University (1990).

 

Journal articles (2010 - present)

A. Sánchez-Postigo, A. Ortega-Moñux, D. Pereira-Martín, Í. Molina-Fernández, R. Halir, P. Cheben, J. Soler Penadés, M. Nedeljkovic, G. Z. Mashanovich, and J. G. Wangüemert-Pérez, "Design of a suspended germanium micro-antenna for efficient fiber-chip coupling in the long-wavelength mid-infrared range," Opt. Express 27, 22302-22315 (2019).

V. Vakarin, W. N. Ye, J. M. Ramírez, Q. Liu, J. Frigerio, A. Ballabio, G. Isella, L. Vivien, C. Alonso-Ramos, P. Cheben, and D. Marris-Morini, "Ultra-wideband Ge-rich silicon germanium mid-infrared polarization rotator with mode hybridization flattening," Opt. Express 27, 9838-9847 (2019).

P. Cheben, J. Čtyroký, J.H. Schmid, S. Wang, J. Lapointe, J. Gonzalo Wangüemert-Pérez, Í. Molina-Fernández, A. Ortega-Moñux, R. Halir, D. Melati, D. Xu, S. Janz, and M. Dado, “Bragg filter bandwidth engineering in subwavelength grating metamaterial waveguides,” Opt. Lett. 44, 1043-1046 (2019).

P. Cheben, R. Halir, J.H. Schmid, H.A. Atwater and D.R. Smith, “Subwavelength integrated photonics,” Nature, vol. 560, pp. 565–572 (2018). Invited Review article.

R. Halir, A. Ortega-Moñux, D. Benedikovic, G.Z. Mashanovich, J. Gonzalo Wangüemert-Pérez, J.H. Schmid, Í. Molina-Fernández, and P. Cheben, “Subwavelength-grating metamaterial structures for silicon photonic devices,” doi: 10.1109/jproc.2018.2851614, Proceedings of the IEEE (2018). Invited Review article.

V. Vakarin, J. Manel Ramírez, J. Frigerio, Q. Liu, A. Ballabio, X. Le Roux, C. Alonso-Ramos, G. Isella, P. Cheben, W.N. Ye, L. Vivien and D. Marris-Morini, Wideband Ge-Rich SiGe Polarization-Insensitive Waveguides for Mid-Infrared Free-Space Communications, Appl. Sci. vol. 8, 1154 (2018), doi:10.3390/app8071154.

D. Melati, P. Verly, A. Delage, P. Cheben, J. Schmid, S. Janz, D.-X. Xu, Athermal echelle grating filter in silicon-on-insulator using a temperature-synchronized input, Optics Express 26, 28651-28660 (2018).

J. Manuel Luque-González, A. Herrero-Bermello, A. Ortega-Moñux, Í. Molina-Fernández, A.V. Velasco, P. Cheben, J.H. Schmid, S. Wang, and R. Halir, "Tilted subwavelength gratings: controlling anisotropy in metamaterial nanophotonic waveguides," Opt. Lett. 43, 4691-4694 (2018).

J. Gonzalo Wangüemert-Pérez, Abdelfettah Hadij El Houati, Alejandro Sánchez-Postigo, Jonas Leuermann, Dan-Xia Xu, Pavel Cheben, Alejandro Ortega-Moñux, Robert Halir, Íñigo Molina-Fernández, "Subwavelength structures for silicon photonics biosensing", Optics & Laser Technology 109, 437-448 (2019). Invited review article.

A. Herrero-Bermello, J. M. Luque-González, A. V. Velasco, A. Ortega-Moñux, P. Cheben, and R. Halir, "Broadband polarization splitter based on anisotropy-engineered tilted subwavelength gratings," Optics Letters (2018).

D. González-Andrade, C. Lafforgue, E. Durán-Valdeiglesias, X. Le Roux, M. Berciano, E. Cassan,  D. Marris-Morini, A. V. Velasco, P. Cheben, L. Vivien, and C. Alonso-Ramos, "Polarization and wavelength agnostic nanophotonic beam splitter," Scientific Reports, 2019 (also arXiv:1807.05952).

A. Sánchez-Postigo, J. Soler Penadés, M. Nedeljkovic, A. Ortega-Moñux, J. G. Wangüemert-Pérez, Y. Xu, R. Halir, Z. Qu, A. Z. Khokhar, A. Osman, W. Cao, C. G. Littlejohns, P. Cheben, I. Molina-Fernández, and G. Z. Mashanovich, “Mid-infrared  suspended waveguide platform and building blocks”, IET Optoelectronics (2018).

D. Gonzalez-Andrade, J. Gonzalo Wanguemert-Perez, Aitor V. Velasco, Alejandro Ortega-Monux, Alaine Herrero-Bermello, Inigo Molina-Fernandez, R. Halir, P. Cheben, Multiplexer based on sub-wavelength structures, IEEE Photonics Journal,   DOI: 10.1109/JPHOT.2018.281936410 (2018).

D. Benedikovic, C. Alonso-Ramos, D. Pérez-Galacho, S. Guerber, V. Vakarin, G. Marcaud, X. Le Roux, E.  Cassan, D. Marris-Morini, P. Cheben, F. Boeuf, C. Baudot, and L. Vivien, L-shaped fiber-chip grating couplers with high-directionality and low-reflectivity fabricated with deep-UV lithography, Optics Letters 42, Issue 17, 3439-3442 (2017).

J. Soler Penadés, A. Sánchez-Postigo, M. Nedeljkovic, A. Ortega-Moñux, J. G. Wangüemert-Pérez, Y. Xu, R. Halir, Z. Qu, A. Z. Khokhar, A. Osman, W. Cao, C. G. Littlejohns, P. Cheben, I. Molina-Fernández, and G. Z. Mashanovich, "Suspended silicon waveguides for long-wave infrared wavelengths", Optics Letters, Vol. 43, No. 3, pp. 795-798 (2018).

Jiří Čtyroký, Juan Gonzalo Wangüemert-Pérez, Pavel Kwiecien, Ivan Richter, Ján Litvik, Jens H. Schmid, Íñigo Molina-Fernández, Alejandro Ortega-Moñux, Milan Dado, and Pavel Cheben, "Design of narrowband Bragg spectral filters in subwavelength grating metamaterial waveguides", Optics Express, Vol. 26, No. 1, pp. 179-194 (2018).

H. Podmore, A. Scott, P. Cheben, C. Sioris, P. Cameron, J.H. Schmid, A. Lohmann, Z. Corriveau, and R. Lee, Athermal planar-waveguide Fourier-transform spectrometer for methane detection, Opt. Express 25, 33018-33028 (2017).

Y. Chen, T. Domínguez Bucio, A. Z. Khokhar, M. Banakar, K. Grabska, F. Y. Gardes, R. Halir, Í. Molina-Fernández, P. Cheben, and J.-J. He, Experimental demonstration of an apodized-imaging chip-fiber grating coupler for Si3N4 waveguides, Optics Letters 42, No. 18, 3566-3569 (2017).

H. Podmore, A. Scott, P. Cheben, A. V. Velasco, P. Cheben, J. H. Schmid, S. Janz, M.L. Calvo, D.-X. Xu, A. Scott, P. Corredera. Demonstration of a compressive-sensing Fourier-transform on-chip spectrometer. Optics Letters 42, 1440 - 1443 (2017).

A. Herrero-Bermello, A. V. Velasco, H. Podmore, P. Cheben, J.H. Schmid, S. Janz, M.L. Calvo, D.X. Xu, A. Scott, P. Corredera. Temperature dependence mitigation for high resolution Fourier-transform micro-spectrometers. Optics Letters 42, 2239-2242 (2017).

P. Cheben, I. Molina Fernandez, D. Smith, W. Zhou and Pierre Berini, “Subwavelength photonics,” Optics and Photonics News, pp. 35-41, May 2017. Invited.

Robert Halir, Alejandro Ortega-Monux, Pavel Cheben, Gonzalo Wanguemert-Perez, Jens H. Schmid, and Inigo Molina-Fernandez, “Nanostructured silicon delivers unprecedented optical devices,” SPIE Newsroom, 10.1117/2.120172.006825. Invited.

Alejandro Ortega-Moñux, Jiří Čtyroký, Pavel Cheben, Jens H. Schmid, Shurui Wang, Íñigo Molina-Fernández, and Robert Halir, "Disorder effects in subwavelength grating metamaterial waveguides," Opt. Express 25, 12222-12236 (2017).

Robert Halir, Pavel Cheben, José Manuel Luque-González, Jose Darío Sarmiento-Merenguel, Jens Schmid, Gonzalo Wangüemert-Pérez, Dan-Xia Xu, Shurui Wang, Alejandro Ortega-Moñux, Íñigo Molina-Fernández, Ultra-broadband nanophotonic beamsplitter using an anisotropic sub-wavelength metamaterial, Laser Photonics Rev. 10, No. 6, 1039–1046 (2016) / DOI 10.1002/lpor.201600213.

Carlos Alonso-Ramos, Milos Nedeljkovic, Daniel Benedikovic, Jordi Soler Penadés, Callum G. Littlejohns, Ali Z. Khokhar, Diego Pérez-Galacho, Laurent Vivien, Pavel Cheben, and Goran Z. Mashanovich, "Germanium-on-silicon mid-infrared grating couplers with low-reflectivity inverse taper excitation," Opt. Lett. 41, 4324-4327, 2016.

Yang Chen, Jian-Jun He, Robert Halir, I. Molina-Fernández, Pavel Cheben, High-efficiency self-focusing chip-fiber grating coupler for silicon nitride waveguides, Optics Letters, accepted 4 October 2016, posted 5 October 2016.

J. Soler Penades, A. Ortega-Moñux, M. Nedeljkovic, J. G. Wangüemert-Pérez, R. Halir, A. Z. Khokhar, C. Alonso-Ramos, Z. Qu, I. Molina-Fernández, P. Cheben, and G. Z. Mashanovich, "Suspended silicon mid-infrared waveguide devices with subwavelength grating metamaterial cladding," Opt. Express 24, 22908-22916, 2016.

J. Darío Sarmiento-Merenguel, Alejandro Ortega-Moñux, Jean-Marc Fédéli, J. Gonzalo Wangüemert-Pérez, Carlos Alonso-Ramos, Elena Durán-Valdeiglesias, Pavel Cheben, Íñigo Molina-Fernández, and Robert Halir, "Controlling leakage losses in subwavelength grating silicon metamaterial waveguides," Opt. Lett. 41, 3443-3446, 2016.

Alejandro Sánchez-Postigo, J. Gonzalo Wangüemert-Pérez, José Manuel Luque-González, Íñigo Molina-Fernández, Pavel Cheben, Carlos A. Alonso-Ramos, Robert Halir, Jens H. Schmid, and Alejandro Ortega-Moñux, Broadband fiber-chip zero-order surface grating coupler with 0.4  dB efficiency, Optics Letters, vol. 41, no. 13, p. 3013, 2016. 

Pavel Cheben, Jens H. Schmid, Shurui Wang, Dan-Xia Xu, Martin Vachon, Siegfried Janz, Jean Lapointe, Yves Painchaud, and Marie-Josée Picard, Broadband polarization independent nanophotonic coupler for silicon waveguides with ultra-high efficiency, Optics Express, vol. 23, 22553-22563, 2015.

Alexandre Horth, Pavel Cheben, Jens H. Schmid, Raman Kashyap, and Nathaniel J. Quitoriano, Ideal, constant-loss nanophotonic mode converter using a Lagrangian approach, Optics Exress, vol. 24, issue 6, pp. 6680-6688, 2016.

J. D. Sarmiento-Merenguel, R. Halir, X. Le Roux, C. Alonso-Ramos, L. Vivien, P. Cheben, E. Durán-Valdeiglesias, I. Molina-Fernández, D. Marris-Morini, D.-X. Xu, J. H. Schmid, S. Janz, and A. Ortega-Moñux “Demonstration of integrated polarization control with a 40  dB range in extinction ratio”, Optica, Vol. 2, pp. 1019-1023, Nov. 2015.

Martin Papes, Pavel Cheben, Daniel Benedikovic, Jens H. Schmid, James Pond, Robert Halir, Alejandro Ortega-Moñux, Gonzalo Wangüemert-Pérez, Winnie N. Ye, Dan-Xia Xu, Siegfried Janz, Milan Dado, and Vladimír Vašinek, “Fiber-Chip Edge Coupler with Large Mode Size for Silicon Photonic Wire Waveguides,” Optics Express, vol. 24, 5026-5038, 2016.

A. V. Velasco, J. Galindo-Santos, P. Cheben, M. L. Calvo, S. J. Schmid, A. Delage, D.-X. Xu, S. Sanz, P. Corredera, “Compensación de derivas térmicas en micro-espectrómetros integrados de trasformada de Fourier,” Optica Pura y Aplicada 48, 283-289 (2015).

M. Nedeljkovic, A. V. Velasco, A. Z. Khokhar, A. Delâge, P. Cheben, and G. Z. Mashanovich, “Mid-infrared silicon-on-insulator Fourier-transform spectrometer chip,” IEEE Photonics Technology Letters, vol. 28, pp. 528-531, 2016.

Y. Xiong, D.-X. Xu, J. H. Schmid, P. Cheben, and W. N. Ye, “High extinction ratio and broadband silicon TE-pass polarizer using subwavelength grating index engineering,” IEEE Photon. J, Oct. 2015.

Daniel Benedikovic, Carlos Alonso-Ramos, Pavel Cheben, Jens H. Schmid, Shurui Wang, Dan-Xia Xu, Jean Lapointe, Siegfried Janz, Robert Halir, Alejandro Ortega-Moñux, Juan-Gonzalo Wangüemert-Pérez, Iñigo Molina-Fernández, Jean-Marc Fédéli, Laurent Vivien, and Milan Dado, “High-directionality fiber-chip grating coupler with interleaved trenches and subwavelength index-matching structure,” Optics Letters, Vol. 40(18), pp. 4190 – 4193, September 2015.

Daniel Benedikovic, Pavel Cheben, Jens H. Schmid, Dan-Xia Xu, Boris Lamontagne, Shurui Wang, Jean Lapointe, Robert Halir, Alejandro Ortega-Moñux, Siegfried Janz, and Milan Dado, “Subwavelength index engineered surface grating coupler with sub-decibel efficiency for 220-nm silicon-on-insulator waveguides,” Optics Express, Vol. 23(17), pp. 22628 – 22635, August 2015.

Daniel Benedikovic, Carlos Alonso-Ramos, Pavel Cheben, Jens H. Schmid, Shurui Wang, Robert Halir, Dan-Xia Xu, Alejandro Ortega-Moñux, Laurent Vivien, Jean Lapointe, Siegfried Janz, and Milan Dado, “Single-etch subwavelength engineered fiber-chip grating couplers for 1.3 μm datacom wavelength band,” Opt. Express 24, 12893-12904, 2016.

R. Halir, P. Bock, P. Cheben, A. Ortega-Moñux, C. Alonso-Ramos, J. Schmid, J. Lapointe, D.-X Xu, J.G. Wangüemert-Pérez, I. Molina-Fernández and S. Janz, “Waveguide sub-wavelength structures: a review of principles and applications,” Laser and Photonics Reviews, Volume 9, Issue 1, 25–49 (2015). The most accessed paper in LPR, in 2017 and 2016: http://onlinelibrary.wiley.com/journal/10.1002/(ISSN)1863-8899/homepage/2414_mostaccessed.html. Invited.

Gonzalo Wangüemert-Pérez, Pavel Cheben, Alejandro Ortega-Moñux, Carlos Alonso Ramos, Diego Perez-Galacho, Robert Halir, I. Molina-Fernández, Daxia Xu, and Jens Schmid, "Evanescent field waveguide sensing with subwavelength grating structures," Optics Letters, Vol. 39, Issue 15, pp. 4442-4445, 2014.

C. Alonso-Ramos, P. Cheben, A. Ortega-Moñux, J. H. Schmid, D.-X. Xu, and I. Molina-Fernández, "Fiber-chip grating coupler based on interleaved trenches with directionality exceeding 95%" Optics Letters, Vol. 39, Issue 18, pp. 5351-5354, 2014.

Yule Xiong, Dan-Xia Xu, Jens H. Schmid, Pavel Cheben, Siegfried Janz, and Winnie N. Ye, Fabrication tolerant and broadband polarization splitter and rotator based on a taper-etched directional coupler, Optics Express, Vol. 22, Issue 14, pp. 17458-17465 (2014).

J. Soler Penadés, C. Alonso-Ramos, A. Z. Khokhar, M. Nedeljkovic, L.A. Boodhoo, A. Ortega-Moñux, I. Molina-Fernández, P. Cheben, and G.Z. Mashanovich, Suspended SOI waveguide with sub-wavelength grating cladding for mid-infrared, Optics Letters, Vol. 39, No. 19 (2014).

Daniel Benedikovic, Pavel Cheben, Jens H. Schmid, Dan-Xia Xu, Jean Lapointe, Shurui Wang, Robert Halir, Alejandro Ortega-Monux, Siegfried Janz, and Milan Dado, High-efficiency single etch step apodized surface grating coupler using subwavelength structure, Laser Photonics Rev. 8, No. 6, L93–L97 (2014) / DOI 10.1002/lpor.201400113.

Yule Xiong, J. Gonzalo Wangüemert-Pérez, Dan-Xia Xu, Jens H. Schmid, Pavel Cheben and Winnie N. Ye, Polarization splitter and rotator with subwavelength grating for enhanced fabrication tolerance, Optics Letter 39, pp. 6931-5934 (2014). 

R. Halir, L. Vivien, X. Le Roux, D.-X. Xu, and P. Cheben, “Direct and Sensitive Phase Readout for Integrated Waveguide Sensors,” IEEE Photonics Journal, Vol. 5, p. 6800906, 2013.

S. Janz, D.-X. Xu, M. Vachon, N. Sabourin, P. Cheben, H. McIntosh, H. Ding, S. Wang, J.H. Schmid,A. Delâge, J. Lapointe, A. Densmore, R. Ma, W. Sinclair, S.M. Logan, R. MacKenzie, Q.Y. Liu, D. Zhang, G. Lopinski, O. Mozenson, M. Gilmour, and H. Tabor, Photonic wire biosensor microarray chip and instrumentation with application to serotyping of Escherichia coli isolates, Optics Express 4623, Vol. 21, No. 4, 25 February 2013. 

Bock, P.J., Cheben, P., Velasco, A.V., Schmid, J.H., Delâge, A., Florjańczyk, M., Lapointe, J., Xu, D.-X., Vachon, M., Janz, S., Calvo, M.L., Subwavelength grating Fourier-transform interferometer array in silicon-on-insulator, Laser and Photonics Reviews, Vol. 7, pp. L67 - L70 (2013).

Alejandro Ortega-Moñux, Carlos Alonso-Ramos, Alejandro Maese-Novo, Robert Halir, Luis Zavargo-Peche, Diego Pérez-Galacho, Iñigo Molina-Fernández, J. Gonzalo Wangüemert-Pérez, Pavel Cheben, Jens H. Schmid, Jean Lapointe, Danxia Xu, and Siegfried Janz, “An ultra-compact multimode interference coupler with a subwavelength grating slot”, Laser and Photonics Review, Vol. 7, pp. L12-L15, 2013.

Maese-Novo, R. Halir, S. Romero-García, D. Perez-Galacho, L. Zavargo- Peche, A. Ortega-Monux, I. Molina-Fernandez, J. G. Wanguemert-Perez, and P. Cheben, “Wavelength-Independent Multimode Interference Coupler”, Optics Express, Vol. 21, pp. 7033-7040, 2013.

R. Halir, A. Maese-Novo, A. Ortega-Moñux, I. Molina-Fernández, J.G.Wangüemert-Pérez, P. Cheben, D.-X. Xu, J. H. Schmid, and S. Janz, “Colorless directional coupler with dispersion engineered sub-wavelength structure,” Optics Express, Vol. 20, pp. 13470-13477, 2012.

C. Alonso-Ramos, A. Ortega-Moñux, I. Molina-Fernández, P. Cheben, L. Zavargo-Peche, R. Halir, S. Janz, D.-X. Xu, N. Kim, B. Lamontagne, "Grating couplers for thick SOI rib waveguides," Optical and Quantum Electronics, Vol. 44, No. 12-13, pp. 535-540 (2012).

C. Alonso-Ramos, L. Zavargo-Peche, A. Ortega-Moñux, R. Halir, I. Molina-Fernández, P. Cheben, "Polarization-independent grating coupler for micrometric silicon rib waveguides," Optics Letters, Vol. 37, No. 17, pp. 3663-3665 (2012).

C. Alonso-Ramos, R. Halir, A. Ortega-Moñux, P. Cheben, L. Vivien, Í. Molina-Fernández, D. Marris-Morini, S. Janz, D.-X. Xu, J. Schmid, "Highly tolerant tunable waveguide polarization rotator scheme," Optics Letters, Vol. 37, No. 17, 3534-3536 (2012).

A. V. Velasco, P. Cheben, P. J. Bock, A. Delâge, J. H. Schmid, J. Lapointe, S. Janz, M. L. Calvo, D.-X. Xu, and M. Florjanczyk, “Espectrómetro de transformada de Fourier implementado mediante guías de onda en espiral con base de silicio,” Optica Pura y Aplicada, Vol. 46, No. 2, pp. 99-103 (2013).

A. V. Velasco, P. Cheben, M. Florjanczyk, J. H. Schmid, P. J. Bock,  J. Lapointe, A. Delâge, S. Janz, M. Vachon, M. L. Calvo, D.-X. Xu and Svatopluk Civis, “Spatial heterodyne optical fiber interferometer array for Fourier-transform spectroscopy,” Optics Letters (2013).

A. V. Velasco, M. L. Calvo, P. Cheben, A. Ortega-Moñux, J. H. Schmid, C. Alonso Ramos, Í. Molina Fernandez, J. Lapointe, M. Vachon, S. Janz, and D.-X. Xu, “Ultracompact polarization converter with a dual subwavelength trench built in a silicon-on-insulator waveguide,” Optics Letters, Vol. 37, No. 3, pp. 365-367 (2012).

A. V. Velasco, P. J. Bock, P. Cheben, M. L. Calvo, J. H. Schmid, J. Lapointe, D.-X. Xu, S. Janz and A. Delâge Bandpass filter implemented with blazed waveguide sidewall gratings in silicon-on-insulator,” Electronics Letters, Vol. 48, No. 12, pp. 715-716 (2012).

Bock, P. Cheben, J. Schmid, A. V. Velasco, A. Delâge, S. Janz, D.-X. Xu, J. Lapointe, T. J. Hall and M. L. Calvo, “Demonstration of a curved sidewall grating demultiplexer on silicon,” Optics Express, Vol. 20, No. 18, pp. 19882-19892 (2012).

A. V. Velasco, M. L. Calvo and P. Cheben, “Photopolymerizable organically modified holographic glass with enhanced thickness for spectral filters,” Journal of Applied Physics, Vol. 113, No. 3, pp. 033101-033105 (2013).

A. V. Velasco, P. Cheben, P. J. Bock, A. Delâge, J. H. Schmid, J. Lapointe, S. Janz, M. L. Calvo, D.-X. Xu, M. Florjanczyk and M. Vachon, “High resolution Fourier-transform spectrometer chip with microphotonic silicon spiral waveguides,” Optics Letters, Vol. 38, No. 5, pp. 706-708 (2013).

R. Halir, L. Zavargo-Peche, D.-X. Xu, P. Cheben, R. Ma, J. H. Schmid, S.Janz A. Densmore, A. Ortega-Moñux, Í. Molina-Fernández, M. Fournier and J.-M. Fédeli, “Single etch grating couplers for mass fabrication with DUV lithography”, Optical and Quantum Electronics, Volume 44, Issue 12,  pp. 521-526, (2012) DOI 10.1007/s11082-012-9563-2 (invited).

P. Cheben, J. Schmid, T. Benson, and R. Soref, Silicon photonics and nanophotonics, Editorial, Special issue on silicon photonics and nanophotonics, Optical and Quantum Electronics, Volume 44, Issue 12, Page 503-504 (2012), DOI 10.1007/s11082-012-9618-4.

Marc Ibrahim, Jens H. Schmid, Alireza Aleali, Pavel Cheben, Jean Lapointe, Siegfried Janz, Przemek J. Bock, Adam Densmore, Boris Lamontagne, Rubin Ma, Dan-Xia Xu, and Winnie N. Ye, Athermal silicon waveguides with bridged subwavelength gratings for TE and TM polarizations, Optics Express, Vol. 20, No. 16, p. 18356, 30 July 2012.

I. Glesk, P. J. Bock, P. Cheben, J. H. Schmid, J. Lapointe, and S. Janz, “Picosecond All-Optical Switching Using Nonlinear Mach-Zehnder with Silicon Subwavelength Grating and Photonic Wire Arms,” Optical and Quantum Electronics, Vol. 44, Issue 12, pp. 613-621 (2012). Invited paper. DOI :10.1007/s11082-012-9609-5.

A. V. Velasco, M. P. Hernández-Garay, M. L. Calvo, P. Cheben, and F. del Monte, "Photopolymerizable glasses incorporating high refractive index species and ionic liquid: A comparative study", Journal of Applied Physics, vol. 109, no. 5, pp 053106-053115 (2011).

M. Florjańczyk, P. J. Bock, A. Bogdanov, P. Cheben, I Molina-Fernandez, S. Janz, B. Lamontagne, A. Ortega-Moñux, C. Alonso-Ramos, A. Scott, K. Sinclair, B. Solheim and D.-X. Xu, “Development of Fourier-transform waveguide spectrometer for space application,”, Special Issue of Opt. and Quant. Electron. “Silicon Photonics and Nanophotonics”, Nov. 2011 (invited).

Glesk, P. J. Bock, P. Cheben, J. H. Schmid, J. Lapointe and S. Janz, “All-optical switching using nonlinear subwavelength Mach-Zehnder on silicon,” Opt. Express 19, 15, pp. 14031-14039 (2011).

J. H. Schmid, M. Ibrahim, P. Cheben, J. Lapointe, S. Janz, P. J. Bock, A. Densmore, B. Lamontagne, R. Ma, W. N. Ye and D.-X Xu, “Temperature-independent silicon subwavelength grating waveguides,” Opt. Lett. 36, 11, pp. 2110-2112 (2011).

J.H. Schmid, P. Cheben, P. J. Bock, R. Halir, J. Lapointe, S. Janz, A. Delâge, A. Densmore, T. J. Hall, B. Lamontagne, R. Ma, I. Molina-Fernández and D.-X. Xu, “Refractive Index Engineering with Subwavelength Gratings in Silicon Microphotonic Waveguides,” IEEE Photon. J., 597-607, 2011, doi:10.1109/jphot.2011.2139198.

A. Ortega-Moñux, L. Zavargo-Peche, A. Maese-Novo, I. Molina-Fernández, R. Halir, J. G. Wangüemert-Pérez, P. Cheben, J. H. Schmid, “High Performance Multimode Interference Coupler in Silicon Waveguides with Subwavelength Structures”, IEEE Photonics Technology Letters, Vol. 23, pp. 1406-1408, 2011.

C. Alonso-Ramos, A. Ortega-Moñux,  L. Zavargo-Peche, R. Halir, J. Oliva-Rubio, Í. Molina-Fernández, P. Cheben, D.-X Xu,  S. Janz, N. Kim and B. Lamontagne, "Single-etch grating coupler for micrometric silicon rib waveguides," Opt. Lett., Vol. 36, pp. 2647-2649, 2011.

Przemek J. Bock, Pavel Cheben, Jens H. Schmid, Jean Lapointe, André Delâge, Siegfried Janz, Geof C. Aers, Dan-Xia Xu, Adam Densmore, and Trevor J. Hall, "Subwavelength grating periodic structures in silicon-on-insulator: a new type of microphotonic waveguide," Optics Express, Vol. 18, Issue 19, pp. 20251-20262 (2010).

Przemek J. Bock, Pavel Cheben, Jens H. Schmid, Jean Lapointe, André Delâge, Dan-Xia Xu, Siegfried Janz, Adam Densmore, and Trevor J. Hall, "Subwavelength grating crossings for silicon wire waveguides", Optics Express, Vol. 18, Issue 15, pp. 16146-16155 (2010).

O. Martínez-Matos, José A. Rodrigo, M.P. Hernández-Garay, J.G. Izquierdo, R. Weigand, M.L. Calvo, P. Cheben, P. Vaveliuk, and L. Bañares, Generation of femtosecond paraxial beams with arbitrary spatial distribution, Optics Letters 35, pp. 652-654 (2010).

C. Alonso-Ramos, A. Ortega-Moñux, I. Molina-Fernández, P. Cheben, L.Zavargo-Peche, and R. Halir, "Efficient fiber-to-chip grating coupler for micrometric SOI rib waveguides," Optics Express, vol.  18, pp. 15189-15200 (2010).

R. Halir, P. Cheben, J.H. Schmid, R. Ma, D. Bedard, S. Janz, D.-X. Xu, A. Densmore, J. Lapointe, I. Molina-Fernández, "Continously apodized fiber-to-chip surface grating coupler with refractive index engineered subwavelength structure", Optics Letters, vol. 35, no. 19, October 1, 2010.

Pavel Cheben, Przemek J. Bock, Jens H. Schmid, Jean Lapointe, Siegfried Janz, Dan-Xia  Xu, Adam Densmore, André Delâge, Boris Lamontagne & Trevor J. Hall, Refractive index engineering with subwavelength gratings implemented in a highly efficient microphotonic coupler and a planar waveguide multiplexer, Optics Letters 35, 2526 – 2528 (2010).

 

Refereed conferences: plenary, keynote and invited (2010 - present)

D. Benedikovic, C. Alonso-Ramos, S. Guerber, X. Le Roux, P. Cheben, B. Szelag, C. Dupré, D. Fowler, G. Marcaud, V. Vakarin, D. Pérez-Galacho, E. Cassan, D. Marris-Morini, C. Baudot, F. Boeuf, and L. Vivien, Silicon chip-integrated fiber couplers with sub-decibel loss, Smart Photonic and Optoelectronic Integrated Circuits conference, SPIE Photonics West, San Francisco, 1-6 February 2020.  Invited.

A. Sánchez-Postigo, G. Wangüemert-Pérez, J. Soler Penadés, A. Ortega-Moñux, M. Nedeljkovic, R. Halir, F.  El Mokhtari Mimum, Y. Xu Cheng, Z. Qu, A. Z. Khokhar, A. Osman, W. Cao, C. G. Littlejohns, G. Z. Mashanovich, P. Cheben, Í. Molina-Fernández, “Suspended silicon integrated platform for the long-wavelength mid-infrared band,” 21th  International Conference of Transparent Optical Network ICTON 2019 and 11th Sub-wavelength photonics Conference SWP 2019,  Angers, France, 9-13 July 2019. Invited.

P. Cheben, J. Schmid, R. Halir, J. Ctyroky, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wanguemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, D. Benedikovic, C. Alonso-Ramos, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, M. Dado, "Subwavelength metamaterial integrated photonics",  Photonics North Conferenece, Quebec City, May 21-23, 2019. Keynote.

P. Cheben, J. Schmid, R. Halir, J. Ctyroky, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wanguemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, D. Benedikovic, C. Alonso-Ramos, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, M. Dado, “Subwavelength integrated photonics,” OPTOEL 2019, Zaragoza, Spain, 3-5 July, 2019. Plenary.

P. Cheben, C. Alonso-Ramos, R. Halir, J.H. Schmid, J. Čtyroký, D. Benedikovic, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wangüemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, V. Vakarin, M. Dado, D. Oser, F. Mazeas, D. Pérez-Galacho, X. Le Roux, E. Durán-Valdeiglesias, L. Labonte, S. Tanzilli, E. Cassan, D. Marris-Morini, W. N. Ye, and  L. Vivien, Subwavelength metamaterial nanophotonic waveguide devices, OSA Advanced Photonics Congress (APC), July 29 - August 1, 2019, San Francisco, USA. Invited.

R. Halir, J. M. Luque-González, A. Sánchez-Postigo, A. Herrero-Bermello, D. González Andrade, A. Hadij-El-Houati, J. Leuermann, D. Pereira-Martín, A. Ortega-Moñux, J. Čtyroký, G. Wangüemert-Pérez, A. V. Velasco, M. Sánchez-Rodríguez, J. de-Oliva-Rubio, J.H. Schmid, J. Soler Penadés, M. Nedeljkovic, G.Z. Mashanovich, P. Cheben and Í. Molina-Fernández, High performance silicon photonic devices based on practical metamaterials, 24th Optoelectronics and Communications Conference, Fukuoka, Japan, July 7-11, 2019. Invited.

I. Molina-Fernández, R. Halir, A. Ortega-Moñux, J. G. Wangüemert-Pérez, A. Sánchez-Postigo, J.M. Luque-González, D. Pereira-Martín, P. Cheben, J.H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, J. Čtyroký, D. González-Andrade, A. V. Velasco, A. Herrero-Bermello, Molding the flow of light through subwavelength devices, Photonics North Conferenece, Quebec City, May 21-23, 2019. Keynote.

D. Melati, M. K. Dezfouli, Y. Grinberg, S. Janz, J.H. Schmid, P. Cheben and D.-X. Xu, Machine learning design of subwavelengh integrated photonic devices, 19th International Conference on Numerical Simulation of Optoelectronic Devices, 8-12 July 2019, Ottawa, Canada. Invited.

J. G. Wangüemert-Pérez, A. Hadij-ElHouati, A. Sánchez-Postigo, J. Leuermanna, D. Pereira-Martína, J.M. Luque-González, P. Cheben, D.-X. Xu, J. H. Schmid, J. Ctyroký, J. Soler-Penadese, M. Nedeljkovic, G. Z. Mashanovich, A. Ortega-Moñux, R. Halir, Í. Molina-Fernández, Enhanced sensitivity subwavelength grating waveguides for silicon photonics sensing applications, Optical Sensors and Sensing Congress, San José, CA, USA, June 2019. Invited.

D. Oser, X. Le Roux, F. Mazeas, D. Pérez-Galacho, D. Benedikovic, E. Durán-Valdeiglesias, V. Vakarin, O. Alibart, P. Cheben, S. Tanzilli, L. Labonté, D. Marris-Morini, E. Cassan, L. Vivien, and C. Alonso-Ramos, “High-performance silicon Bragg filters based on sub-wavelength, symmetry and modal engineering,” IFCS-EFTF Conference, https://ifcs-eftf2019.org, Orlando, USA, April 14-18, 2019. Invited.

D. Oser, D. Benedikovic, X. Le Roux, E. Durán-Valdeiglesias, V. Vakarin, D. Marris-Morini, E. Cassan, L. Vivien, C. Alonso-Ramos, F. Mazeas, O. Alibart, L. Labonte, S. Tanzilli, D. Pérez-Galacho, S. Guerber, C. Baudot, F. Boeuf, P. Cheben, High-perfornace surface grating couplers and spectral filters based on subwavelength Si engineering Photonics North Conferenece, Quebec City, 2019. Invited.

J. Čtyroký, P. Cheben, J.H. Schmid, S. Wang, D. Melati, D. Xu, S. Janz, J. Lapointe, J. G. Wangüemert-Pérez, Í. Molina-Fernández, A. Ortega-Moñux, R. Halir, P. Kwiecien, I. Richter, Ultra-narrowband Bragg filters in subwavelength gratingmetamaterial waveguides, International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling, OWTNM 2019, Málaga, Spain, May 10 – 11, 2019. Invited.

R. Halir, A. Sánchez-Postigo, J. M. Luque-González, A. Herrero-Bermello, J. Leuermann, A. Ortega-Moñux, G. Wangüemert-Pérez, A.V. Velasco, J. de-Oliva-Rubio, J. H. Schmid, P. Cheben, J. Soler Penadés, M. Nedeljkovic, G. Z. Mashanovich, and Í. Molina-Fernández, “Silicon high performance devices using subwavelength structures,” European Conference on Integrated Optics (ECIO). Ghent, Belgium, 2019. Invited.

D. Melati, Y. Grinberg, M. Kamandar Dezfouli, A. Waqas, P. Manfredi, P. Cheben, J. H. Schmid, S. Janz, A. Sánchez-Postigo, A. Melloni, and D. X. Xu, “Machine-assisted design and stochastic analysis in integrated photonics,” European Conference on Integrated Optics (ECIO). Ghent, Belgium, 2019. Invited.

P. Cheben, J. Schmid, R. Halir, J. Ctyroky, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wanguemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, D. Benedikovic, C. Alonso-Ramos, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, M. Dado, "Recent advances in metamaterial integrated photonics", Optical Micro/Nano Resonators and Devices, 2019 IEEE Photonics Conference (IPC), San Antonio, USA, 2019. Invited.

D. Benedikovic, M. Berciano, C. Alonso-Ramos1, X. Le Roux, S. Guerber, G. Marcaud, V. Vakarin, D. Pérez-Galacho, E. Cassan, D. Marris-Morini, P. Cheben, C. Baudot, F. Boeuf, and L. Vivien, Enhanced performance of integrated silicon nanophotonic devices engineered by sub-wavelength grating structures, Integrated Optics: Design, Devices, Systems and Applications Conference, SPIE Optics and Optoelectronics Symposium, Prague, Czech Republic, 2019. Invited.

D. Melati, Y. Grinberg, A. Waqas, P. Manfredid, M. Kamandar Dezfoulia, P. Cheben, J. H. Schmid, S. Janz, A. Melloni, and D. X. Xu, Performance and uncertainty analysis in machine-assisted design of photonic evices,  Conference on Integrated Optics: Devices, Materials, and Technologies XXIII, SPIE Photonics West Symposium, San Francisco, February 2-7, 2019. Invited. 

D.X. Xu, Y. Grinberg, D. Melati, M. Kamandar Dezfouli,  P. Cheben, J.H. Schmid and S. Janz, “Navigating through complex photonic design space using machine learning methods,” Integrated Optics: Design, Devices, Systems and Applications Conference, SPIE Optics + Optoelectronics Symposium, Prague, 2019. Invited.

H. Pomode, A. Scott, P. Cheben and R. Lee, “On-chip Fourier-transform infrared spectrometers for applications in gas detection and compressed sensing,” Conference on Smart Photonic and Optoelectronic Integrated Circuits XXI,  SPIE Photonics West Symposium, San Francisco, February 2-7, 2019. Invited. 

A.V. Velasco, D. González-Andrade, A. Herrero-Bermello, G. Wangüemert-Pérez, J.M. LuqueGonzález, R. Halir A. Ortega-Moñux, I. Molina Fernandez, A. Dias, P. Cheben, Subwavelength silicon photonic metamaterials for mode multiplexing and polarization control, Conference on Smart Photonic and Optoelectronic Integrated Circuits XXI,  SPIE Photonics West Symposium, San Francisco, February 2-7, 2019. Invited. 

P. Cheben, C. Alonso-Ramos, J. Schmid, R. Halir, J. Ctyroky, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wanguemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, D. Benedikovic, C. Alonso-Ramos, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, M. Dado,  Symposium on New trends in nanophotonics and advanced materials, Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2019, Lisbon, Portugal, 2019. Invited.

M. Kamandar Dezfouli, Y. Grinberg, D. Melati, P. Cheben, J. H. Schmid, S. Janz and D. X. Xu, “Design of subwavelength vertical grating couplers using machine learning pattern recognition.” Photonics & Electromagnetics Research Symposium (PIERS), Rome, 2019. Invited.

M. Kamandar Dezfouli, Y. Grinberg, D. Melati, P. Cheben, J. H. Schmid, S. Janz and D. X Xu, “Machine learning guided design and optimization in integrated photonics,” Photonics North Conferenece, Quebec City, 2019. Invited.

J. Schmid, P. Cheben, C. Alonso-Ramos, R. Halir, J. Čtyroký, D. Benedikovic, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wangüemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, M. Dado, “Subwavelength silicon nanophotonics”,  Photonics North Conferenece, Quebec City, 2019. Invited.

A. Ortega-Moñux, J.M. Luque-González, D. Pereira-Martín, A. Sánchez-Postigo, A. Hadij-ElHouati, J. Leuermann, J. de Oliva-Rubio, R. Halir, J. G. Wangüemert-Pérez, I. Molina-Fernández, J. Čtyroký, J. H. Schmid, P. Cheben, Design of subwavelength grating metamaterial waveguides for communications and sensing applications, Photonics & Electromagnetics Research Symposium (PIERS), Rome, 2019. Invited.

G. Z. Mashanovich et al., Silicon and germanium-based mid-infrared platforms, Photonics & Electromagnetics Research Symposium (PIERS), Rome, 2019. Invited.

P. Cheben, C. Alonso-Ramos, R. Halir, J.H. Schmid, J. Čtyroký, D. Benedikovic, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wangüemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, M. Kamandar Dezfouli, R. Cheriton, V. Vakarin, M. Dado, D. Oser, F. Mazeas, D. Pérez-Galacho, X. Le Roux, E. Durán-Valdeiglesias, L. Labonte, S. Tanzilli, E. Cassan, D. Marris-Morini, and L. Vivien, “Recent advances on nanostructured metamaterial silicon photonics,” Photonics & Electromagnetics Research Symposium (PIERS), Rome, 2019. Invited.

C. Alonso-Ramos, P. Cheben, J. Schmid, D. Oser, X. Le Roux, F. Mazeas, D. Pérez-Galacho, D. Benedikovic, E. Durán-Valdeiglesias, V. Vakarin, O. Alibart, S. Tanzilli, L. Labonté, D. Marris-Morini, J. Ctyroky, J.G. Wanguemert-Perez, I. Molina Fernandez, A. Ortega-Monux, R. Halir, M. Dado, E. Cassan, F. Boeuf, C. Baudot, L. Vivien, “High-performance fiber-chip grating couplers and wavelength filters based on subwavelength engineering in silicon,” Photonics & Electromagnetics Research Symposium (PIERS), Rome, 2019. Invited.

D. Oser, X. Le Roux, F. Mazeas, D. Pérez-Galacho, D. Benedikovic, E. Durán-Valdeiglesias, V. Vakarin, O. Alibart, P. Cheben, S. Tanzilli, L. Labonté, D. Marris-Morini, E. Cassan, L. Vivien, and C. Alonso-Ramos, “High-performance silicon Bragg filters exploiting sub-wavelength and symmetry engineering,” Conference on Integrated Optics: Devices, Materials, and Technologies XXIII, SPIE Photonics West Symposium, San Francisco, February 2-7, 2019. Invited.

P. Cheben, R. Halir, J.H. Schmid, J. Čtyroký, D. Benedikovic, C. Alonso-Ramos, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wangüemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, J. Lapointe, S. Janz, D.-X. Xu, D. Melati, Y. Grinberg, S. Wang, M. Vachon, V. Vakarin, L. Vivien, J. Litvík, M. Dado, and J. Müllerová, “Subwavelength silicon photonics,”  Conference on Smart Photonic and Optoelectronic Integrated Circuits XXI,  SPIE Photonics West Symposium, San Francisco, February 2-7, 2019. Invited.

Y. Grinberg, D. Melati, M. Kamandar Dezfoulia, S. Janz, J.H. Schmid, P. Cheben, A. Sánchez-Postigob, J. Gonzalo Wangüemert-Pérez, Í. Molina-Fernández, A. Ortega-Moñux and D. X Xu, “Reaping the benefits of machine learning pattern recognition in nanophotonic component design,” Conference on Integrated Optics: Devices, Materials, and Technologies XXIII, SPIE Photonics West Symposium, San Francisco, February 2-7, 2019. Invited.

M. Nedeljkovic, J. Soler Penades, A. Sanchez-Postigo, J. Gonzalo Wangüemert Perez, A. Ortega-Monux, R. Halir, P. Cheben, I. Molina-Fernandez, V. Mittal, G. Murugan, A. Z. Khokhar, C. Littlejohns, Y. Xu, Z. Qu, A. Osman, W. Cao, L. G. Carpenter, C. Gawith, J. S. Wilkinson, G. Mashanovich, "Silicon and Germanium based Waveguide Platforms for the Long Wave Infrared," in OSA Conference on Lasers and Electro-Optics, paper STh1I.3, 15th May 2018. Invited.

P. Cheben, R. Halir, J.H. Schmid, J. Čtyroký, D. Benedikovic, C. Alonso-Ramos, A. Ortega-Moñux, A. Sánchez-Postigo, D. González-Andrade, J. G. Wangüemert-Pérez, I. Molina-Fernández, A. V. Velasco, A. Herrero-Bermello, J. M. Luque-González, D. Pereira-Martín, J. Lapointe, S. Janz, D.-X. Xu, D. Melati,Y. Grinberg, S. Wang, M. Vachon, V. Vakarin, L. Vivien, J. Litvík, J. Müllerová and M. Dado, Subwavelength Silicon Photonic Metamaterial Waveguide Devices, 44th European Conference on Optical Communication (ECOC), September 24-26, 2018, Rome, Italy. Invited. 

P. Cheben, R. Halir, J.H. Schmid, A. Sánchez-Postigo, J. M. Luque-González, Y. Grinberg, J. Lapointe, S. Wang, M. Vachon, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, S. Janz, D.-X. Xu, D. Melati, D. Benedikovic, C. Alonso-Ramos, L. Vivien, J. Ctyroky, J. Litvik, M. Dado, J. Müllerová, M. L. Calvo, D. González-Andrade, A. Herrero-Bermello and A.V. Velasco, Metamaterial silicon photonics, SPIE Photonics West, San Francisco, California, 27 January -1 February 2018. Invited.

Robert Halir, Alaine Herrero-Bermello, José Manuel Luque-González, Alejandro Ortega-Moñux, Gonzalo Wangüemert-Pérez, Aitor V. Velasco, Jens H. Schmid, Pavel Cheben, and Íñigo Molina-Fernández, "Designing Anisotropy with Waveguide Subwavelength Structures", ICTON 2018 (Bucarest), paper Mo.D5.4.

J. Gonzalo Wangüemert-Pérez, A. Sánchez-Postigo, J. Soler Penades, A. Ortega-Moñux, M. Nedelkovic, R. Halir, F. El Mokhtari Mimun, P. Cheben, G.Z. Mashanovich, I. Molina-Fernández, Mid-infrared suspended waveguide platform and building blocks, European Conference on Integrated Optics (ECIO), 30 May – 1 June, 2018, Valencia, Spain. Invited.

R. Halir, J. Soler Penades, A. Sánchez-Postigo, J. M. Luque-González, J. D. Sarmiento-Merenguel, Shurui Wang, A. Ortega-Moñux, J. Schmid, M. Nedeljkovic, J. G. Wangüemert-Pérez, D.-X. Xu, G. Z. Mashanovich, P. Cheben, I. Molina-Fernández, "Silicon subwavelength metamaterials: from basics to recent applications", EMN Meeting on Photonics 2017 (Budapest). Invited.

Y. Grinberg, D. Xu, D. Melati, J. Schmid, P. Cheben, S. Janz, A. Sánchez-Postigo, J. Gonzalo Wangüemert-Pérez, Í. Molina-Fernández, A. Ortega-Moñux, Machine learning techniques for the design of nanophotonic components, Photonics North 2018, Ottawa, Canada. Invited.

J. Gonzalo Wangüemert-Pérez, A. Sánchez-Postigo, J. Soler Penades, A. Ortega-Moñux, M. Nedelkovic, R. Halir, F. El Mokhtari Mimun, P. Cheben, G.Z. Mashanovich, D.X-Xu, I. Molina-Fernández, Subwavelength metamaterial for communications and sensing, Nanophotonics and Micro/Nano Optics, SPIE/COS Photonics Asia, paper PA18-PA114-63, 11 -13 October 2018, Beijing, China. Invited.

P. Cheben, R. Halir, J.H. Schmid, A. Sánchez-Postigo, J. M. Luque-González, Y. Grinberg, J. Lapointe, S. Wang, M. Vachon, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, S. Janz, D.-X. Xu, D. Melati, D. Benedikovic, C. Alonso-Ramos, L. Vivien, J. Ctyroky, J. Litvik, M. Dado, J. Müllerová, M. L. Calvo, D. González-Andrade, A. Herrero-Bermello and A.V. Velasco, Subwavelength Engineered Metamaterial Devices for Integrated Photonics, CLEO, 14-18 May 2018, San Jose, California. Invited. 

F. Gardes, D.B. Thalia, L. Mastronardi, M. Banakar, A. Bazin, K. Ali, C. Lacava, P. Petropoulos, M. Sotto, S.  Saito, I. Molina-Fernández, R. Halir, A. Ortega-Moñux, J.G. Wangüemert-Pérez; C. Yang, J.J. He, P. Cheben, J.  Schmid, C. Littlejohns, K. Debnath, M. Clementi, M. Liscidini, D. Bajoni, M. Galli, Going further with CMOS photonics using silicon nitride and SiGe. Asia Communications and Photonics Conference (ACP), October 2018, Hangzhou, China. Invited.

D.-X. Xu, P. Cheben, J.H. Schmid, R. Halir, A. Sánchez-Postigo, Y. Grinberg, C. Cherry, S. Janz, J. Lapointe, S. Wang, M. Vachon, G. Wangüemert-Pérez, I. Molina-Fernández, D. Benedikovic, Silicon photonics devices with enhanced performance using subwavelength engineering. SPIE Photonics West, San Francisco, California, 27 January -1 February 2018. Invited.

C. Alonso-Ramos, D. Perez-Galacho, X. Le Roux, D. Benedikovic, F. Mazeas, W. Zhang, S. Serna, V. Vakarin, E. Duran-Valdeiglesias, N. Belabas-Plougonven, L. Labonte, S. Tanzilli, P. Cheben, E. Cassan, D. Marris-Morini, L. Vivien, “Subwavelength engineered silicon photonics,” International Workshop on Advanced Materials Science and Nanotechnology (IWAMSN), November 2018, Ninh Binh, Vietnam. Invited.

D. Oser, X. Le Roux, F. Mazeas, D. Pérez-Galacho, D. Benedikovic, E. Durán-Valdeiglesias, V. Vakarin, O. Alibart, P. Cheben, S. Tanzilli, L. Labonté, D. Marris-Morini, E. Cassan, L. Vivien, C. Alonso-Ramos “High-performance on-chip Bragg grating filters,” Asia Communications and Photonics Conference (ACP), October 2018, Hangzhou, China. Invited.

D. Benedikovic, C. Alonso-Ramos, P. Cheben, J. H. Schmid, S. Wang, D.-X. Xu, B. Lamontagne, J. Lapointe, S. Janz, R. Halir, A. Ortega-Moñux, J. Wangüemert-Pérez, I. Molina-Fernández, J.-M. Fédéli, M. Dado, and L. Vivien, Fiber-chip surface grating couplers engineered by nanophotonic sub-wavelength grating metamaterials, In Proc.: 8th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META 2017), Seoul, South Korea, July 2017. Invited.

P. Cheben, H. Podmore, R. Halir, J.H. Schmid, A. Sánchez-Postigo, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J.M. Luque-Gonzalez, J.D. Sarmiento-Merenguel, D.-X. Xu, S. Janz, J. Lapointe, S. Wang, M. Vachon, D. Benedikovic, C.A. Ramos, R. Lee, A. Scott, A. Velasco, J. Litvik, J. Mullerova, and M. Dado, Subwavelength nanophotonic structures for integration and sensing, 32nd URSI GASS, Montreal, Canada, 19-26 August 2017. Invited.

P. Cheben, C.A. Ramos, J.H. Schmid, R. Halir, A. Sánchez-Postigo, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J.M. Luque-Gonzalez, J.D. Sarmiento-Merenguel, D.-X. Xu, S. Janz, J. Lapointe, S. Wang, M. Vachon, X. Le Roux, E. Durán-Valdeiglesias, D. Benedikovic, D. Marris-Morini, L. Vivien, J. Litvík, and M. Dado, Subwavelength nanophotonic structures for integration, sensing and spectroscopy, CLEO-Pacific Rim, Singapore, 31 July - 4 August 2017. Invited.

P. Cheben, H. Podmore, A. Herrero, A.V. Velasco, J.H. Schmid, A. Scott, M. Vachon, R. Lee, M. L. Calvo, D.X. Xu, S. Janz and P. Corredera, “Recent advances in on-chip Fourier transform spectrometers,” ,”  ICTON 2017, 19th International Conference on Transparent Optical Networks, Gerona, Spain, July 2017. Invited.

P. Cheben, D. Benedikovic, C.A. Ramos, J.H. Schmid, R. Halir, A. Sánchez-Postigo, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J.M. Luque-Gonzalez, J.D. Sarmiento-Merenguel, D.-X. Xu, S. Janz, S. Wang, M. Vachon, X. Le Roux, E. Durán-Valdeiglesias, D. Marris-Morini, L. Vivien, A. V. Velasco, M. Dado, “Subwavelength index engineered integrated photonic devices,” ICOCN, the 16 th International Conefrence on optical communications and networks, Wuzen, China, August 7-10, 2017. Invited.

 P. Cheben, D.-X. Xu, J.H. Schmid, S. Janz, J. Lapointe, S. Wang, M. Vachon, R. Halir, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, A. Sanchez-Postigo, D. Benedikovic, C. Alonso Ramos, M. Dado, J. Müllerová, J. Soler Penadés, M. Nedeljkovic and G. Z. Mashanovich, “Subwavelength grating metamaterial waveguides for silicon photonic integrated circuits,” Asia Communications and Photonics Conference, ACP 2017, Guangzhou, China, 10-13 November 2017. Invited tutorial.

P. Cheben, C. Alonso-Ramos, J.H. Schmid, R. Halir, A. Sánchez-Postigo, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J.M. Luque-González, J.D. Sarmiento-Merenguel, D.-X. Xu, S. Janz, J. Lapointe, S. Wang, M. Vachon, X. Le Roux, E. Durán-Valdeiglesias, D. Benedikovic, J. Litvík, M. Dado, D. Pérez-Galacho, S. Guerber, D. Oser, F. Mazeas, W. Zhang, S. Serna, V. Vakarin, L. Labonte, S. Tanzilli, J. Soler Penadés, M. Nedeljkovic, G.Z. Mashanovich, F. Bœuf, C. Budot, E. Cassan, D. Marris-Morini, L. Vivien, “Subwavelength engineered metamaterial silicon photonic devices,” Silicon Photonics Workshop, ACP 2017, Guangzhou, China, 10-13 November 2017. Invited.

A. Ortega-Moñux, R. Halir, A. Sánchez-Postigo, J. Soler-Penadés, J. Ctyroký, J. Manuel Luque-González, J. Darío Sarmiento-Merenguel, J. Gonzalo Wangüemert-Pérez, J. H. Schmid, D.-X. Xu, S. Janz, J. Lapointe, I. Molina-Fernández, M. Nedeljkovic, G. Z. Mashanovich, and P. Cheben, "Design of optical metamaterial waveguide structures", SPIE Optics + Optoelectronics, Proc. SPIE 10242, Integrated Optics: Physics and Simulations III , 102420E, Prague, Czech Republic, 17 May 2017. Invited.

I. Molina-Fernández, Robert Halir, A. Ortega-Moñux, J.G. Wangüemert-Pérez, Yang Chen, Jian-Jun He, Pavel Cheben, Jens H. Schmid, T. Domínguez Bucio, Ali Z Khokhar, M. Banakar, K. Grabska, Frederic Y. Gardes, “Broadband and high-performance devices for the silicon and silicon-nitride platforms,”  ICTON 2017, 19th International Conference on Transparent Optical Networks, Gerona, Spain, July 2017. Invited.

Robert Halir, Alejandro Ortega-Monux, Jordi Soler-Penades, Jose M. Luque-Gonzlez, Dario Sarmiento-Merenguela, Alejandro Sanchez-Postigo, Gonzalo Wanguemert-Perez, Jens Schmid, Dan-Xia Xu, Siegfried Janz, Jean Lapointe,  Inigo Molina-Fernndez, Milos Nedeljkovic, Goran Z. Mashanovich, and Pavel Cheben, “Subwavelength metamaterial engineering for silicon photonics,” Photonics West 2017, San Fraancisco, USA, 27 January - 1 February, 2017. Invited.

J. G. Wangüemert-Pérez, A. Sánchez-Postigo, J. M. Luque-González, J.D. Sarmiento-Merenguel, R. Halir, A. Ortega-Moñux, I. Molina-Fernández, P. Cheben, Dan-Xia Xu, Jens H. Schmid, J. Soler-Penades, M. Nedeljkovic, G. Z. Mashanovich, D. González-Andrade, A. Villafranca-Velasco, “Subwavelength metamaterial structures for silicon photonics,” Photonics North, Ottawa, Canada, June 2017. Invited.

C. Alonso-Ramos, D. Pérez-Galacho, D. Oser, X. Le Roux, D. Benedikovic, W. Zhang, S. Serna, V. Vakarin, E. Durán-Valdeiglesias, E. Cassan, D. Marris-Morini, F. Mazeas, L. Labonte, S. Tanzilli, P. Cheben, “Near-IR and mid-IR subwavelength engineered Si photonics,” Photonics North, Ottawa, Canada, June 2017. Invited.

C. Alonso-Ramos, D. Pérez-Galacho, D. Oser, X. Le Roux, D. Benedikovic, F. Mazeas, W. Zhang, S. Serna, V. Vakarin, E. Durán-Valdeiglesias, L. Labonte, S. Tanzilli, P. Cheben, E. Cassan, D. Marris-Morini, L. Vivien, “Nanostructured Si photonics for applications in the near- and mid- infrared,” META’17, 8th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Seul, South Korea, August 2017. Invited.

Alejandro Otrega-Monux, Robert Halir, P. Cheben, Jose M. Luque-Gonzales, Jose D. Sarmiento Merenquel, Jens H. Schmid,  Gonzalo Wangüemert-Pérez, Dan-Xia Xu,  Shurui Wandg, Íñigo Molina-Fernandez, “Subwavelength waveguide devices for near and mid-infrared applications,” Europan Conference on Integrated Optics, ECIO, Eindhoven, Holland, April 2017. Invited.   

P. Cheben, D.-X. Xu, J.H. Schmid, S. Janz, J. Lapointe, S. Wang, M. Vachon, R. Halir, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, A. Sanchez-Postigo, D. Benedikovic, C. Alonso Ramos, M. Dado, J. Müllerová, J. Soler Penadés, M. Nedeljkovic and G. Z. Mashanovich, Subwavelength index engineered waveguides and devices, OSA Optical Fiber Conference (OFC), Los Angeles, USA, 19 – 23 March 2017. Invited.

C. Alonso-Ramos, X. Le Roux, D. Benedikovic, V. Vakarin, E. Durán-Valdeiglesias, D. Pérez-Galacho, E. Cassan, D. Marris-Morini, P. Cheben, and L. Vivien, Mid- and near-IR silicon waveguides for sensing applications, SPIE Microtechnologies Symposium, Barcelona, Spain, 8-10 May 2017. Invited. 

C. Alonso-Ramos, D. Pérez-Galacho, D. Oser, X. Le Roux, D. Benedikovic, F. Mazeas, W. Zhang, S. Serna, V. Vakarin, E. Durán-Valdeiglesias, L. Labonte, S. Tanzilli, P. Cheben, E. Cassan, D. Marris-Morini, L. Vivien “Subwavelength Si photonics for near- and mid-IR applications,” International Conference on Transparent Optical Networks (ICTON), July 2017, Girona, Spain. Invited.

C. Alonso-Ramos, D. Pérez-Galacho, X. Le Roux, D. Benedikovic, F. Maezas, W. Zhang, S. Serna, V. Vakarin, E. Durán-Valdeiglesias, N. Belabas-Plougonven, L. Labonté, S. Tanzilli, P. Cheben, E. Cassan, D. Marris-Morini, L. Vivien, “Subwavelength Si photonics for near- and mid-infrared applications,” SPIE Photonics West, Feb. 2017, San Francisco, USA. Invited.

S. Janz. P. Cheben, J.H. Schmid, D.-X. Xu, S. Wang, M. Vachon, J. Lapointe, Subwavelength silicon photonics, Optical Society of America (OSA) Subwavelength Photonics Incubator, Washington DC, USA, 21-23 September 2016. Plenary. 

P. Cheben, CMOS photonics for molecular sensing, XXIII International Summer School of Science and Technology of Materials, la Universidad de La Habana, Cuba, 28 Nov. - 9 Dec. 2016. Keynote.

R. Halir, J. M. Luque-González, S. Wang, A. Sánchez-Postigo, J. G. Wangüemert-Pérez, P. Cheben, J. Schmid, D.-X. Xu, S. Janz, J. Lapointe, I. Molina-Fernández, and A. Ortega-Moñux, Broadband silicon devices using sub-wavelength structures, Optical Society of America (OSA) Subwavelength Photonics Incubator, Washington DC, USA, 21-23 September 2016. Invited.  

J. Pond, A. Liu, J. Niegemann, X. Wang, and P. Cheben, Efficient optimization of subwavelength gratings for photonic integrated circuits, META’16, 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Malaga, Spain, 25-28 July 2016. Invited.

P. Cheben, D.-X. Xu, J.H. Schmid, S. Janz, J. Lapointe, S. Wang, M. Vachon, R. Halir, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, A. Sanchez-Postigo, D. Benedikovic, C. Alonso Ramos, M. Dado, J. Müllerová, J. Soler Penadés, M. Nedeljkovic and G. Z. Mashanovich, Subwavelength Index Engineered Structures: Fundamental Building Blocks for the Next Generation Photonic Integrated Circuits, ECOC, European Conference on Optical Communication, CLEO-3 Optoelectronics  http://www.edas.info/p21946#S1569532424, September 18-22, 2016, Düsseldorf, Germany. Invited.

P. Cheben, J. Schmid, D.-X. Xu, S. Janz, et al., Subwavelength engineered structures for integrated photonics, Progress In Electromagnetics Research Symposium (PIERS), 8-11 August, 2016, Shanghai, China. Keynote.

P. Cheben, J.H. Schmid, D.-X. Xu, S. Janz, J. Lapointe, M. Rahim, S. Wang, M. Vachon, R. Halir, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J. Pond, D. Benedikovic, C. Alonso-Ramos, L. Vivien, J. Soler Penadés, M. Nedeljkovic, G.Z. Mashanovich, A.V. Velasco, M.L. Calvo, Y. Painchaud, M.-J. Picard, M. Poulin, M. Dado, J. Müllerová, W.N. Ye, M. Pápeš and V. Vašinek, Advances in silicon photonics: Exploiting subwavelength engineered metamaterials, Photonics North 2016 Conference, May 24-26, 2016, Quebec City, Canada. Invited.

P. Cheben, D. Benedikovič, C. Alonso-Ramos, J.H. Schmid, R. Halir, D.-X. Xu, S. Janz, S. Wang, M. Vachon, J. Lapointe, B. Lamontagne, M. Rahim, M. Dado, J. Müllerová, G. Wangüemert-Pérez, A. Ortega-Moñux, I. Molina-Fernández, M.J. Picard, M. Poulin, M. Guy, M. Pápeš and V. Vašinek, Subwavelength engineering for silicon photonics, Asia Communications and Photonics Conference (ACP), November 19-23, 2015, Kong Kong. Invited.

P. Cheben, D. Benedikovič, C. Alonso-Ramos, J.H. Schmid, M. Pápeš, D.-X. Xu, S. Janz, S. Wang, M. Vachon, G. Wangüemert-Pérez, R. Halir, A. Ortega-Moñux, I. Molina-Fernández, J.-M. Fédéli, J. Soler Penadés, M. Nedeljkovic, G. Z. Mashanovich, W. Ye, M.L. Calvo, M. Dado, J. Müllerová,  and V. Vašinek, Subwavelength silicon photonics, Progress in Photonics workshop, October 16, 2015, Florence, Italy. Invited.

Jens Schmid, Pavel Cheben, Dan-Xia Xu, Siegfried Janz, Jean Lapointe, Mohamed Rahim, Shurui Wang, Martin Vachon, Robert Halir, Alejandro Ortega-Muñox, Gonzalo Wangüemert-Pérez, Inigo Molina-Fernández, James Pond, Carlos Alonso-Ramos, Daniel Benedikovic, Milan Dado, Winnie Ye, Martin Pápeš, Vladimir Vašinek, Yves Painchaud, Marie-Josée Picard, Michel Poulin, Subwavelength engineering in silicon photonics for fiber-chip coupling, Progress In Electromagnetics Research Symposium (PIERS), 8-11 August, 2016, Shanghai, China. Keynote.

P. Cheben, D. Benedikovič, C. Alonso-Ramos, J.H. Schmid, R. Halir, D.-X. Xu, S. Janz, S. Wang, M. Vachon, J. Lapointe, B. Lamontagne, M. Rahim, M. Dado, J. Müllerová, G. Wangüemert-Pérez, A. Ortega-Moñux, I. Molina-Fernández, M.J. Picard, M. Poulin, M. Guy, M. Pápeš and V. Vašinek, Subwavelength grating engineered nanostructures for integrated optics, Asia Communications and Photonics Conference (ACP), November 19-23, 2015, Kong Kong. Invited.

P. Cheben, J.H. Schmid, D.-X. Xu, S. Janz, D. Benedikovič, C. Alonso-Ramos, M. Rahim, S. Wang, M. Vachon, R. Halir, G. Wangüemert-Pérez, A. Ortega-Moñux, I. Molina-Fernández, M.J. Picard, M. Poulin, M. Pápeš, V. Vašinek, M. Dado, J. Müllerová, Subwavelength engineered optical materials for photonic integration and sensing, The 2016 Material Research Society (MRS) Meeting, March 28- April 1, 2016, Phoenix, Arizona, USA. Invited.

P. Cheben, D. Benedikovič, C. Alonso-Ramos, J.H. Schmid, R. Halir, D.-X. Xu, S. Janz, J. Pond, M. Rahim, S. Wang, M. Vachon, G. Wangüemert-Pérez, A. Ortega-Moñux, I. Molina-Fernández, M.J. Picard, M. Poulin, Y. Painchaud, M. Dado, J. Müllerová, M. Pápeš and V. Vašinek, High-efficiency subwavelength index engineered fibre-chip couplers for photonics integration and sensing, SPIE Photonics West 2016 Conference, Paper 9750-32. February 15-18, 2016, San Francisco, USA. Invited.

H. Podmore, P. Cheben, A. Scott, and R. Lee, Principles and design of a planar waveguide Fourier transform spectrometer for remote-sensing applications, Progress In Electromagnetics Research Symposium (PIERS), 8-11 August, 2016, Shanghai, China. Invited.

T. Domínguez Bucio, A. Z. Al-Attili, K. Debnath, S. Saito, G. Mashanovich, A. Sánchez-Postigo, G. Wangüemert-Pérez, A. Ortega-Moñux, R. Halir, P. Cheben, and F. Y. Gardes, Silicon nitride for integrated photonic applications, META’16, 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Malaga, Spain, 25-28 July 2016. Invited.

Jens H. Schmid, Pavel Cheben, Mohamed Rahim, Shurui Wang, Dan-Xia Xu, Martin Vachon, Siegfried Janz, Jean Lapointe, Yves Painchaud, Marie-Josée Picard, Michel Poulin and Martin Guy, Subwavelength gratings for broadband and polarization independent fiber-chip coupling with -0.4 dB efficiency, Optical Fiber Conference (OFC) 2016, Anaheim, California, USA, 20-24 March, 2016. Invited.  

I. Molina-Fernandez, P. Reyes-Iglesias, R. Halir, G. Wangüemert-Perez, J. de Oliva-Rubio, R. Godoy-Rubio, Pavel Cheben, C. Alonso-Ramos, and A. Ortega-Moñux, Coherent receivers for advanced  applications, Optical Fiber Conference (OFC) 2016, Anaheim, California, USA, 20-24 March, 2016. Invited.  

Alejandro Ortega-Moñux, Jordi Soler-Penadés, Milos Nedeljkovic, J. Gonzalo Wangüermert-Pérez, Ali Z. Khokhar, Carlos Alonso-Ramos, Robert Halir, Goran Z. Mashanovich, Íñigo Molina-Fernández, Pavel Cheben, Subwavelength suspended structures in silicon, SPIE Photonics West 2016 Conference, Paper 9752-38. February 15-18, 2016, San Francisco, USA. Invited.

R. Halir, J. M. Luque-González, S. Wang, A. Sánchez-Postigo, J. G. Wangüemert-Pérez, P. Cheben, J. Schmid, D.-X. Xu, S. Janz, J. Lapointe, I. Molina-Fernández, and A. Ortega-Moñux, Designing broadband silicon devices using subwavelength structures. META’16, 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Malaga, Spain, 5-28 July 2016. Invited.

W. N. Ye, Y. Xiong, P. Cheben, D.-X. Xu, and J. Schmid, Ultracompact polarization splitter and rotators based on silicon-on-insulator, ADEPT Conference, Štrbské Pleso, Slovakia. June 1-4, 2015.  Invited.

Hugh Podmore, Al Scott, Pavel Cheben, Chris Sioris, Peter Cameron, Regina Lee, The design of a microphotonic spatial heterodyne spectrometer for remote sensing, Photonics North 2016 Conference, May 24-26, 2016, Quebec City, Canada. Invited.

A. V. Velasco, A. Herrero-Bermello, P. Corredera, M. L. Calvo, P. Cheben, P. J. Bock, A. Delâge, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, M. Florjańczyk, M. Vachon, M. Nedeljkovic, A. Z. Khokhar, G. Z. Mashanovich, “Waveguide interferometer arrays for on-chip Fourier spectroscopy,” Photonics North 2016 Conference, May 24-26, 2016, Quebec City, Canada. Invited.

A. V. Velasco, P. Cheben, M. L. Calvo, P. J. Bock, A. Delâge, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, M. Florjańczyk, M. Vachon, M. Nedeljkovic, A. Z. Khokhar, G. Z. Mashanovich, A. Herrero-Bermello, and P. Corredera, “Fourier-transform on-chip microspectrometers,” PIERS 2016 Conference, Shanghai, China, August 8-11, 2016. Invited.

A. V. Velasco, P. J. Bock, P. Cheben, J. H. Schmid, A. Delâge, J. Lapointe, D.-X. Xu, M. Vachon, S. Janz, M. L. Calvo, A. Herrero-Bermello and P. Corredera, Subwavelength-engineered interferometer arrays for Fourier-transform spectrometry, META Conference, Torremolinos (Spain), July 2016. Invited.

M. L. Calvo, A. V. Velasco, P. Cheben, “Spatial Heterodyne Fourier-transform Spectroscopy: from fundamentals to array waveguide interferometers,” META’2016, 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Torremolinos (Spain), July 2016.  Invited.

Aitor V. Velasco, Pavel Cheben, María L. Calvo, André Delâge, Jens H. Schmid, Jean Lapointe, Siegfried Janz, Dan-Xia Xu, Martin Vachon, Milos Nedeljkovic, Ali Z. Khokhar, Goran Z. Mashanovich,  Alaine Herrero-Bermello and Pedro Corredera, Fourier-transform on-chip microspectrometers, PIERS, Shanghai (China), August 2016. Invited.

P. Cheben, J.H. Schmid, D.-X. Xu, S. Janz, J. Lapointe, M. Rahim, S. Wang, M. Vachon, R. Halir, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J. Pond, D. Benedikovic, C. Alonso-Ramos, J. Soler Penadés, M. Nedeljkovic, G.Z. Mashanovich, A.V. Velasco, M.L. Calvo, Y. Painchaud, M.-J. Picard, M. Poulin, M. Dado, J. Müllerová, W.N. Ye, M. Pápeš and V. Vašinek “Subwavelength grating engineered metamaterial waveguide structures for silicon photonic integrated circuits,” META’16, 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Malaga, Spain, 25-28 July 2016. Invited.

P. Cheben, J.H. Schmid, D.-X. Xu, S. Janz, J. Lapointe, M. Rahim, S. Wang, M. Vachon, R. Halir, A. Ortega-Moñux, G. Wangüemert-Pérez, I. Molina-Fernández, J. Pond, D. Benedikovic, C. Alonso-Ramos, J. Soler Penadés, M. Nedeljkovic, G.Z. Mashanovich, A.V. Velasco, M.L. Calvo, Y. Painchaud, M.-J. Picard, M. Poulin, M. Dado, J. Müllerová, W.N. Ye, M. Pápeš and V. Vašinek, “Subwavelength metamaterial silicon structures for nanophotonic couplers, colourless multimode interference devices, polarization controllers and mid-infrared waveguides,” ICTON 2016, 18th International Conference on Transparent Optical Networks, Trento, Italy, 10-14 July 2016. Invited.

G. Z. Mashanovich, G. T. Reed, M. Nedeljkovic, J. Soler Penades, C. J. Mitchell, A. Z. Khokhar, C. J. Littlejohns, S. Stankovic, X. Chen, L. Shen, N. Healy, A. C. Peacock, C. Alonso-Ramos, A. Ortega-Monux, G. Wanguemert-Perez, I. Molina-Fernandez, P. Cheben, J. J. Ackert, A. P. Knights, F. Y. Gardes, D. J. Thomson, “Silicon and germanium mid-infrared photonics,” Photonics West 2016, San Francisco, California, USA, 13-18 February 2016. Invited.

G. Z. Mashanovich, M. Nedeljkovic, J. Soler Penades, C. J. Mitchell, S. Stankovic, C. Howle, A. Ortega-Monux, G. Wanguemert-Perez, R. Halir, I. Molina-Fernandez, P. Cheben, J. J. Ackert, A. P. Knights, G. T. Reed, “Silicon photonics for the mid-infrared,” PHOTONICA’15, Belgrade, Serbia, 24-28 August 2015. Invited.

G. T. Reed, M. Nedeljkovic, J. Soler Penades, C. J. Mitchell, A. Z. Khokhar, C. J. Littlejohns, S. Stankovic, B. Troia, V. M. N. Passaro, L. Shen, N. Healy, A. C. Peacock, A. Ortega-Monux, G. Wanguemert-Perez, I. Molina-Fernandez, P. Cheben, J. J. Ackert, A. P. Knights, D. J. Thomson, F. Y. Gardes, and G. Z. Mashanovich, “Group IV mid-IR photonics,” IEEE Summer Topicals Meeting, Nassau, Bahamas, 13-15 July 2015. Invited.

G. Z. Mashanovich, M. Nedeljkovic, J. Soler Penades, C. J. Mitchell, A. Z. Khokhar, C. J. Littlejohns, S. Stankovic, B. Troia, V. M. N. Passaro, L. Shen, N. Healy, A. C. Peacock, A. Ortega-Monux, G. Wanguemert-Perez, R. Halir, I. Molina-Fernandez, D. Benedikovic, G. S. Murugan, J. S. Wilkinson, P. Cheben, A. Villafranca, J. J. Ackert, A. P. Knights, D. J. Thomson, F. Y. Gardes, G. T. Reed, “Group IV photonics for the mid-infrared,” IPR 2015, Boston, USA, 27 June – 1 July 2015. Invited.

Daniel Benedikovic, Carlos Alonso-Ramos, Pavel Cheben, Jens H. Schmid, Shurui Wang, Dan-Xia Xu, Boris Lamontagne, Robert Halir, Alejandro Ortega-Moñux, Laurent Vivien, Jean Lapointe, Siegfried Janz, Juan-Gonzalo Wangüemert-Pérez, Iñigo Molina-Fernández, Jean-Marc Fédéli, and Milan Dado, “High efficiency fiber-chip surface grating couplers,” In Proc. 18th IEEE Photonics North 2016,  Québec, Canada, 2016. Invited.

Daniel Benedikovic, Carlos Alonso-Ramos, Pavel Cheben, Jens H. Schmid, Shurui Wang, Dan-Xia Xu, Boris Lamontagne, Robert Halir, Alejandro Ortega-Moñux, Laurent Vivien, Jean Lapointe, Siegfried Janz, Juan-Gonzalo Wangüemert-Pérez, Iñigo Molina-Fernández, Jean-Marc Fédéli, and Milan Dado, “High-efficiency single etch step surface grating couplers engineered by subwavelength strcutured metamaterials,” In Proc.: 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META) 2016, Málaga, Spain, 2016. Invited.

C. Alonso-Ramos, J. D. Sarmiento-Merenguel, R. Halir, X. Le Roux, L. Vivien, P. Cheben, E. Durán-Valdeiglesias, I. Molina-Fernández, D. Marris-Morini, D.-X. Xu, J. H. Schmid, S. Janz, A. Ortega-Moñux, “Integrated polarization controllers,” Progress In Electromagnetics Research Symposium (PIERS), 2016, Shanghai, China. Invited.

C. Alonso-Ramos, D. Benedikovic, P. Cheben, D. Pérez-Galacho, J. H. Schmid, S. Wang, D.-X. Xu, B. Lamontagne, J. Lapointe, S. Janz, R. Halir, A. Ortega-Moñux, J.-G. Wangüemert-Pérez, I. Molina-Fernández, J.-M. Fédéli, M. Dado, E. Cassan, D. Marris-Morini, L. Vivien, “Sub-wavelength engineered high directionality fiber-to-chip blazed grating couplers,” 7th Conference on Metamaterials, Photonics Crystals and Plasmonics (META), 2016, Málaga, Spain. Invited.

P. Cheben, D. Benedikovič, C. Alonso-Ramos, M. Pápeš, J.H. Schmid, D.-X. Xu, S. Janz, S. Wang, M. Vachon, G. Wangüemert-Pérez, R. Halir, A. Ortega-Moñux, I. Molina-Fernández, J.-M. Fédéli, J. Čtyroký, J. S. Penadés, M. Nedeljkovic, G. Mashanovic, W. N. Ye, M. Dado, J. Müllerová and V. Vašinek, “Subwavelength waveguide structures for optical interconnects and sensing,” the International Conference on Transparent Optical Network (ICTON) 2015, July 5-9, 2015, Budapest, Hungary. Invited.

D.-X. Xu, S. Janz, M. Vachon, S. Wang, N. Sabourin, P. Cheben, J. H. Schmid, J. Lapointe, R. Halir, G. Wangüemert-Pérez, C. Alonso-Ramos, A. Ortega-Moñux, I. Molina-Fernández, J.-M. Fedeli, “Advances in label-free biosensing using CMOS photonic technologies,” Integrated Photonics: Materials, Devices and Applications, SPIE Microtechnologies 2015, paper  9520-4, Barcelona, Spain, 4- 6 May, 2015. Invited.

R. Halir, P. Reyes-Iglesias, C. Alonso-Ramos, D. Sarmiento-Merenguel, G. Wanguemert-Perez, P. Cheben, I. Molina-Fernandez, A. Ortega-Monux, "Colorless devices and reception techniques for polarization multiplexed communications," in 2015 17th International Conference on Transparent Optical Networks (ICTON), 5-9 July 2015, Budapest, Hungary. Invited.

D.-X. Xu, P. Cheben, J. H. Schmid, M. Rahim, B. Lamontagne, J. Lapointe, S. Wang, M. Vachon, L. Mao, C. Flueraru, S. Janz, “Efficient and robust coupling components for hybrid integration with silicon photonics,” the 36th PIERS Symposium, Prague, 6-9 July, 2015. Invited.

P. Cheben, J.H. Schmid, D.-X. Xu, S. Janz, S. Wang, M. Vachon, D. Benedikovič, C. Alonso-Ramos, R. Halir, A. Ortega-Moñux, W. Ye, M. Dado, J. Mullerova, M. J. Picard and Y. Painchaud “Subwavelength gratings for silicon photonic integration”, 17th Canadian Semiconductor Science and Technology Conference, 16-21 August, 2015, Sherbrooke, Québec, Canada. Invited.

P. Cheben, C. Alonso Ramos, J.H. Schmid, D.-X. Xu, J. Lapointe, S. Janz, M. Vachon, S. Wang, P. Bock, D. Benedikovič, M. Dado, J. Mullerova, R. Halir, A. Ortega-Moñux, J. G. Wangüemert Pérez, I. Molina-Fernández, L. Vivien, Jean-Marc Fédéli, “Subwavelength engineering for integrated photonics,” Asia Communications and Photonics Conference (ACP), November 11-14, 2014, Shanghai. Invited.

P. Cheben, J. Schmid, D.X. Xu, J. Lapointe, S. Janz, M. Vachon, S. Wang, R. Halir, A. Ortega-Moñux, C. Alonso Ramos,  J. G. Wangüemert Pérez, I. Molina-Fernández, P. Bock, D. Benedikovič, M. Dado, and J. Müllerová, “Subwavelength silicon nanophotonics”, Photonics North 2014, Montreal (Canada), 28-30 May, 2014. Invited.

J.H. Schmid, P. Cheben, J. Lapointe, D.-X. Xu, S. Janz, M. Vachon, S. Wang, P. Bock, D. Benedikovic, R. Halir, A Ortega-Monux, C. Alonso-Ramos, J. G Wanguemert-Perez, and I. Molina-Fernandez. Subwavelength grating structures for silicon photonic devices. In: SPIE Photonic North 2014, Montreal, Canada, May 2014. Invited.

J.G. Wangüemert-Pérez, P. Cheben, A. Ortega-Moñux, D. Pérez-Galacho, C. Alonso- Ramos, R. Halir, I. Molina-Fernández, D.-X. Xu, J.H. Schmid, “Subwavelength gratings for sensing and polarization management”, Photonics North 2014, Montreal (Canada), 28-30 May, 2014. Invited.

P. Cheben, S. Janz, N. Sabourin, D.-X. Xu, H. Ding, S. Wang, J. H. Schmid, A. Delâge, J. Lapointe, W. Sinclair, R. Ma, S. Logan, R. MacKenzie, Q.Y. Liu, and M. Gilmour, R. Halir, C. Alonso Ramos, G. Wanguemert-Perez, A. Ortega-Monux, I. Molina Fernandez, X. Le Roux, L. Laurent, A.Villafranca Velasco, M. L. Calvo, Integrated planar waveguide devices for evanescent field sensing and spectroscopy,  International Conference on Transparent Optical Networks (ICTON), Graz (Austria), July 2014. Invited.

J.H. Schmid, P. Cheben, J. Lapointe, D.-X. Xu, S. Janz, M. Vachon, S. Wang, P. Bock, D. Benedikovic, R. Halir, A. Ortega-Monux, C. Alonso-Ramos, J. G. Wanguemert-Perez, and I. Molina-Fernandez. Silicon photonic integration with subwavelength gratings. In Proc.: 16th International Conference on Transparent Optical Networks (ICTON) 2014, pp.1 – 2, Graz, Austria, July 2014. Invited.

P. Cheben, J. Schmid, D.X. Xu, J. Lapointe, S. Janz, M. Vachon, S. Wang, R. Halir, A. Ortega-Moñux, C. Alonso Ramos,  J. G. Wangüemert Pérez, I. Molina-Fernández, A.V. Velasco, M.L. Calvo, P. Bock, D. Benedikovič, M. Dado, and J. Müllerová, Subwavelength silicon nanophotonics, Silicon Photonics and hotonic Integrated Circuits Conference, SPIE Photonics Europe, www.spie.org/epe109, Brussels, Belgium, April 14-17, 2014. Invited.

P. Cheben, J. Schmid, D.X. Xu, J. Lapointe, S. Janz, M. Vachon, C. Alonso Ramos,  R. Halir, A. Ortega-Moñux, J. G. Wangüemert Pérez, I. Molina-Fernández, A.V. Velasco, M.L. Calvo, P. Bock, D. Benedikovič, M. Dado, and J. Müllerová, Engineering of refractive index metastructures in silicon photonic circuits, High Contrast Metastructures III, Photonics West, 1-6 February 2014, San Francisco. Invited.

P. Cheben, S. Janz, D.-X. Xu, M. Vachon, N. Sabourin, H. McIntosh, H. Ding, S. Wang, J. H. Schmid, A. Delâge, J. Lapointe, A. Densmore, R. Ma, W. Sinclair, S.M. Logan, R. MacKenzie, Q.Y. Liu, D. Zhang, G. Lopinski, O. Mozenson, M. Gilmour, and H. Tabor, Silicon molecular sensor chip array with microfluidic and optomechanical interface, Silicon Photonics IX, Photonics West, 1-6 February 2014, San Francisco. Invited.

R. Halir, A. Ortega-Moñux, P. Cheben, A. Maese-Novo, D. Pérez-Galacho, C. Alonso-Ramos, I. Molina-Fernández, J.G. Wangüemert-Pérez, J. H. Schmid, D.-X. Xu and S. Janz, Subwavelength engineering for integrated photonics, High Contrast Metastructures III, Photonics West, 1-6 February 2014, San Francisco. Invited.

J. H. Schmid, P. Cheben, J. Lapointe, S. Janz, P. Bock,  D-X. Xu, M. Ibrahim, W. N. Ye, “Subwavelength Gratings for Silicon Photonic Integration,” Paper AF1A.6, Asia Communications and Photonics Conference, Nov 12-15, 2013, Beijing, China. Invited.

R. Halir, A. Ortega-Moñux, A. Maese-Novo, D. Pérez-Galacho, I. Molina-Fernández, J. G. Wangüemert Pérez, P. Cheben, J. H. Schmid, D.-X. Xu, S. Janz, “Molding silicon waveguide devices with sub-wavelength structures,” Information Photonics 2013, 16-19 September 2013, Warsaw, Poland. Guest talk.

R. Halir, A. Ortega-Moñux, A. Maese-Novo, D. Perez-Galacho, L. Zavargo-Peche, I. Molina-Fernández, J. G. Wangüemert-Pérez, P. Cheben, J.H. Schmid, D.-X. Xu, S. Janz and J.-M. Fédéli, “Engineering the optical properties of silicon using sub-wavelength structures,” The 10thInternational Conference on Group IV Photonics (GFP), August 28-30 2013, Seoul (Korea), Paper WD1. Invited.

P. Cheben, R. Halir, S. Janz, N. Sabourin, D.-X. Xu, H. McIntosh, H. Ding, S. Wang, J. H. Schmid, A. Delâge, J. Lapointe, A. Densmore, W. Sinclair, R. Ma, S. Logan, R. MacKenzie, Q.Y. Liu, and M. Gilmour, A. Ortega-Monux, I. Molina Fernandez, “Recent advances in silicon wire biosensor arrays”, EUROMAT 2013, Highlight talk, 8-13 September, Seville, Spain. Invited.

P. Cheben, J.H. Schmid, P.J. Bock, D.-X. Xu, J. Lapointe, S. Janz, A. Delâge, M. Vachon, M. Ibrahim, A. Aleali, W.N. Ye, R. Halir, A. Ortega-Moñux, C. Alonso-Ramos, A. Maese, I. Molina-Fernández, A. Villafranca Velasco, M.L. Calvo, and L. Vivien, Recent advances in subwavelength engineering in integrated optics, OFC Conference, Anaheim, California, April 2013. Invited Tutorial.   

Iñigo Molina-Fernández, Robert Halir, A. Ortega-Moñux, L. Zavargo-Peche, S. Romero-Garcia, D. Pérez-Galacho, J. G. Wangüemert-Pérez, Pavel Cheben, “Optical waveguide engineering for demanding applications,” European Conference on Integrated Optics (ECIO), April 16-18 2012, Sitges (Spain). Invited.

Iñigo Molina-Fernandez, Robert Halir, Alejandro Ortega-Moñux, Luis Zavargo-Peche, Sebastian Romero García, Alejandro Maese-Novo, Diego Perez-Galacho, Gonzalo Wanguemert-Perez, Pavel Cheben and Dan-Xia Xu, “New concepts in silicon component design using subwavelength structures”, Photonics West 2012, San Francisco, USA. Invited.

M. L. Calvo, T. Alieva, O. Martínez-Matos, J. A. Rodrigo, A. V. Velasco, P. Cheben, M. P. Hernández-Garay and A. Cámara, “Holographic photopolymerizable glasses: current challenges for emerging optical information storage and laser beams manipulation applications,” Optics Within Life Science, Genova (Italy), July 2012. Invited.

V. Velasco, M. L. Calvo, P. Cheben, M. Florjańczyk, P. J. Bock, A. Delâge, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu and M. Vachon, “High resolution Fourier-transform microspectroscopy based on spiral silicon waveguides,” International Conference on Transparent Optical Networks (ICTON), Cartagena (Spain), June 2013.  Invited.

P. Cheben, A. V. Velasco, R. Halir, C. Alonso-Ramos, P.J. Bock, J.H. Schmid, A. Ortega-Moñux, A. Maese, M. Ibrahim, D.-X. Xu, J. Lapointe, S. Janz, A. Delâge, M. Vachon, A. Aleali, W.N. Ye, I. Molina-Fernández, M.L. Calvo, and L. Vivien, “Recent advances in subwavelength engineering in integrated optics,” International Conference on Transparent Optical Networks (ICTON), Cartagena (Spain), June 2013. Invited.

P. Cheben, J. H. Schmid, C.A. Ramos, R. Halir, L. Zavargo-Peche, J. Lapointe, P. Bock, D.-X. Xu, S. Janz, A. Ortega-Moñux, Í. Molina-Fernández, R. Ma, M. Vachon, A. Delâge and J.-M. Fédéli, Diffractive and subwavelength grating couplers for microphotonic waveguides, The 14th International Conference on Transparent Optical Networks (ICTON), June 2012, UK. Invited.  

V. Velasco, P. Cheben, P. J. Bock, J. H. Schmid, J. Lapointe, A. Delâge, M. L. Calvo, S. Janz, D.-X. Xu and M. Florjańczyk, “Espectrómetro de transformada de Fourier implementado mediante guías de onda en espiral con base de silicio,” Reunión Nacional de Óptica, Zaragoza (Spain), September 2012. Invited as awardee (AVV).

D. X. Xu, A. Delage, J. H. Schmid, R. Ma, S. Wang, J. Lapointe, M. Vachon, P. Cheben, and S. Janz, "Selecting the polarization in silicon photonic wire components," in SPIE Photonics West Silicon Photonics VII, Proceedings vol. 8266, p. 82660G. San Francisco, January 2012. Invited.

P. Cheben, J.H. Schmid, P.J. Bock, J. Lapointe, S. Janz, D.-X. Xu, A. Delâge, M. Vachon, R. Halir, A. Ortega-Moñux, C. Alonso Ramos, I. Molina-Fernandez, J.-M. Fédéli, M. Ibrahim, W.N. Ye, A.V. Velasco, M.L. Calvo and I. Glesk, "Refractive index engineering with subwavelength gratings in silicon waveguides," Integrated Photonics Integrated Photonics Research, Silicon and Nano Photonics (IPR), Optical Society of America, 17 June - 20 June 2012, Colorado Springs, US. Invited.

P. Cheben, P. J. Bock, J.H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, M. Vachon, R. Ma, A. Densmore, A. Delâge, B. Lamontagne, R. Halir, I. Molina-Fernández, A. Ortega-Moñux, C. Alonso-Ramos, A. Villafranca Velasco, M.L. Calvo, J.-M. Fédélie, I. Glesk, M. Ibrahim, W.N. Ye, "Silicon subwavelength nanophotonics," Technolaser International Conference, Havana, Cuba, 2012. Plenary.

S. Janz, D.-X. Xu, N. Sabourin, H. McIntosh, H. Ding, H. McIntosh, A. Delâge, P. Cheben, M. Vachon, S. Wang, J. Lapointe, J.H. Schmid, A. Densmore, R. Ma, R. Mackenzie, S. Logan, Y. Li, G. Lopinski, O. Mozenson, D. Zhang, Q.Y. Li, W. Sinclair, B. Lamontagne, “Integrated Silicon Photonic Wire Sensor Microarrays  and Microarray Reader Instrumentation,” Materials Research Society Spring Meeting: Symposium on  Group IV Photonics for Sensing and Imaging, Paper L1.1, San Francisco, CA, April 10,  2012. Invited.

P. Cheben, J.H. Schmid, P.J. Bock, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, R. Ma, R. Halir, B. Lamontagne, A. Ortega-Moñux, I. Molina Fernandez, J.-M. Fédéli, M. Ibrahim, W.N. Ye and T.J. Hall, Silicon subwavelength photonics, Asia Communications and Photonics (ACP) Conference, 13-16 November 2011, Shanghai, China. Invited.

P. Cheben, P.J. Bock, J.H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, B. Lamontagne, R. Ma and M. Vachon, Subwavelength silicon photonics, The 18-th International conference on Applied Physics of Condensed Matter (APCOM 2011), June 22-24, 2011, Nový Smokovec, Slovak Republic. Invited.

P. Cheben, J.H. Schmid, P.J. Bock, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, B. Lamontagne, R. Ma, and M. Vachon, Subwavelength silicon waveguide devices, 7th Workshop on Fibre and Optical Passive Components (WFOPC), July 13-15, 2011, Montreal, Canada. Invited.

P. Cheben, M. Florjańczyk, P. Bock, C. A. Ramos, B. Lamontagne, A. Bogdanov, S. Janz, D.-X. Xu, A. Ortega-Moñux, I.M. Fernandez, A. Scott, B. Solheim, and K. Sinclair, Recent advances in static Fourier-transform planar waveguide spectrometers , The 13th International Conference on Transparent Optical Networks (ICTON), 26-30 June 2011, Stockholm, Sweden. Invited.

S. Tanev, V. Tuchin, P. Cheben, P. J. Bock, J. H. Schmid, S. Janz, D.-X. Xu, J. Lapointe, A. Densmore and J. Pond, “Advances in the FDTD design and modeling of nano- and bio-photonics applications,” Photonics and Nanostructures - Fundamentals and Applications 2011, doi:10.1016/j.photonics.2011.06.003. Invited.

P. Cheben, J. H. Schmid, P. J. Bock, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delage, R. Ma, R. Halir, B. Lamontagne, A. Ortega-Monux, I. Molina-Fernandez, J.-M. Fedeli, M. Ibrahim, W. N. Ye, “Subwavelength Structures in SOI Waveguides,” 8th International Conference on Group IV Photonics, London, England, Sept. 14-16, 2011. Invited.

J. H. Schmid, M. Ibrahim, P.Cheben, J. Lapointe, S. Janz, P. J. Bock. A. Densmore, W. N. Ye and D.-X. Xu, “Athermal silicon waveguides using the subwavelength grating effect,” Integrated Photonics and Nanophotonics Research and Applications, 2011. Invited.

J. H. Schmid, P. Cheben, P. J. Bock, J. Lapointe, S. Janz, A. Delâge, A. Densmore, T. J. Hall, B. Lamontagne, R. Ma, and D.-X. Xu “Refractive Index Engineering with Subwavelength Gratings in Silicon Microphotonic Waveguides,” IEEE Winter Topicals Conference, Keystone, Colorado, USA, Jan. 10-12, 2011. Invited.

P. Cheben, P. J. Bock, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, R. Ma, A. Densmore, A. Delâge, B. Lamontagne, T. J. Hall, R. Halir, I. Molina-Fernández and J.-M. Fédéli, “Subwavelength and diffractive waveguide structures and their applications in nanophotonics and sensing,” Proc. SPIE 7941, doi:10.1117/12.875431, 2011. Invited.

S. Janz, P. Cheben, J. H. Schmid, P. J. Bock, R. Halir, D.-X. Xu, A. Densmore, R. Ma, I. Molina-Fernandez, A. Delage, M. Vachon, J. Lapointe, W. Sinclair, E. Post, B. Lamontagne “Engineering light at the sub-wavelength scale using silicon photonics,” Proc. SPIE 7943, doi: 10.1117/12.875488, 2011. Invited.

S. Janz, A. Densmore, D.X. Xu, W. Sinclair, J.H. Schmid, R. Ma, M. Vachon,  J. Lapointe,  Y. Li, T. Mischki, G. Lopinski, E. Post, A. Delâge, P. Cheben, and B. Lamontagne, “Silicon Photonic wire biosensors and biosensor arrays,”Europtrode X, Prague, Czech Republic, 2010. Invited.

P. Cheben, P. J. Bock, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, R. Ma, A. Delâge, B. Lamontagne and T. Hall, "Subwavelength silicon photonics", IEEE Photonics Society Symposium on Advancements in Photonics, October 12, 2010, Ottawa, Canada. Invited.

P. Cheben, P.J. Bock, J.H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, B. Lamontagne, M. L. Calvo, and T. J. Hall, Subwavelength photonics: A new waveguide principle for highly efficient planar waveguide components, European Optical Society Annual Meeting, Session TOM7, October 26-29, 2010, Paris, France. Invited.

P. Cheben, P. J. Bock, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, B. Lamontagne, and T. J. Hall, Subwavelength silicon nanophotonics, Optical Society of America LAOP Conference, September 27-30, 2010, Recife, Brazil. Invited.  

P. Cheben, P. J. Bock, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, B. Lamontagne, T. J. Hall, I. Molina-Fernandez, and W. Sinclair, Subwavelength nanophotonics: From a new waveguide principle to practical components at telecom wavelengths, The 12th International Conference on Transparent Optical Networks, June 27- July 1, 2010, Munich, Germany. Invited.

P. Cheben, P. J. Bock, J. H. Schmid, J. Lapointe, S. Janz, D.-X. Xu, A. Densmore, A. Delâge, B. Lamontagne, and M. Florjanczyk and T. Hall, Silicon photonics: From subwavelength nanostructures to implementations in optical interconnects, spectroscopy and sensing, 17th Conference on Quantum and Wave Aspects of Contemporary Optics, Liptovsky Jan, Slovak Republic, 6-10 September 2010. Plenary.