High-directionality fiber-chip grating coupler with interleaved trenches and subwavelength index-matching structure

Daniel Benedikovic, Carlos Alonso Ramos, Pavel Cheben, Jens H. Schmid, Shurui Wang, Dan-Xia Xu, Jean Lapointe, Siegfried Janz, Robert Halir, Alejandro Ortega-Moñux, J. Gonzalo Wangüemert-Pérez, Iñigo Molina-Fernández, Jean-Marc Fédéli, Laurent Vivien, Milan Dado
September 2015
Cite DOI URL
Publication
Opt. Lett., vol. 40, no. 18, pp. 4190–4193

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