Publications by authors named "Robert Halir"

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R
Robust integrated optical feedback interferometry via variable optical attenuation.
Ayesha Arshad, Usman Zabit, Olivier Bernal, Clement Deleau, Robert Halir

Opt Express· April 2025

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Parabolic dielectric reflector for extreme on-chip spot-size conversion with broad bandwidth.
Laureano Moreno-Pozas, Miguel Barona-Ruiz, Robert Halir, José de-Oliva-Rubio, Jorge Rivas-Fernández

Opt Lett· February 2025

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Ultra-efficient surface grating couplers for chip-to-fiber and chip-to-free-space coupling based on single-beam radiation.
Alejandro Sánchez-Postigo, Pablo Ginel-Moreno, Jens H Schmid, Abdelfettah Hadij-ElHouati, Alejandro Ortega-Moñux, Robert Halir

Opt Express· November 2024

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Broadband and low-loss TM-pass polarizer using tilted subwavelength structures.
Miguel Barona-Ruiz, Carlos Pérez-Armenta, Alejandro Ortega-Moñux, Gonzalo Wangüemert-Pérez, Íñigo Molina-Fernández, Robert Halir

Opt Express· October 2022

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Broadband 2  ×  2 multimode interference coupler for mid-infrared wavelengths.
Callum J Stirling, Robert Halir, Alejandro Sánchez-Postigo, Zhibo Qu, Jamie D Reynolds

Opt Lett· November 2021

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Low-loss off-axis curved waveguide grating demultiplexer.
Abdelfettah Hadij-ElHouati, Alejandro Ortega-Moñux, J Gonzalo Wangüemert-Pérez, Robert Halir, Shurui Wang

Opt Lett· October 2021

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High-efficiency conversion from waveguide mode to an on-chip beam using a metamaterial engineered Bragg deflector.
Abdelfettah Hadij-ElHouati, Pavel Cheben, Alejandro Ortega-Moñux, J Gonzalo Wangüemert-Pérez, Robert Halir

Opt Lett· May 2021

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C
Coherent silicon photonic interferometric biosensor with an inexpensive laser source for sensitive label-free immunoassays.
Jonas Leuermann, Vladimir Stamenkovic, Patricia Ramirez-Priego, Alejandro Sánchez-Postigo, Adrián Fernández-Gavela, Robert Halir

Opt Lett· December 2020

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Narrowband Bragg filters based on subwavelength grating waveguides for silicon photonic sensing.
Carlos Pérez-Armenta, Alejandro Ortega-Moñux, Jiří Čtyroký, Pavel Cheben, Jens H Schmid, Robert Halir

Opt Express· December 2020

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Highly efficient optical antenna with small beam divergence in silicon waveguides.
Pablo Ginel-Moreno, Daniel Pereira-Martín, Abdelfettah Hadij-ElHouati, Winnie N Ye, Daniele Melati, Robert Halir

Opt Lett· October 2020

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Polarization splitting directional coupler using tilted subwavelength gratings.
José Manuel Luque-González, Alaine Herrero-Bermello, Alejandro Ortega-Moñux, Marina Sánchez-Rodríguez, Aitor V Velasco, Robert Halir

Opt Lett· July 2020

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Experimental demonstration of metamaterial anisotropy engineering for broadband on-chip polarization beam splitting.
Alaine Herrero-Bermello, Antonio Dias-Ponte, José Manuel Luque-González, Alejandro Ortega-Moñux, Aitor V Velasco, Robert Halir

Opt Express· May 2020

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D
Distributed Bragg deflector coupler for on-chip shaping of optical beams.
Abdelfettah Hadij-ElHouati, Pavel Cheben, Alejandro Ortega-Moñux, J Gonzalo Wangüemert-Pérez, Robert Halir

Opt Express· November 2019

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Optimizing the Limit of Detection of Waveguide-Based Interferometric Biosensor Devices.
Jonas Leuermann, Adrián Fernández-Gavela, Antonia Torres-Cubillo, Sergio Postigo, Alejandro Sánchez-Postigo, Robert Halir

Sensors (Basel)· August 2019

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Fundamental limit of detection of photonic biosensors with coherent phase read-out.
Íñigo Molina-Fernández, Jonas Leuermann, Alejandro Ortega-Moñux, J Gonzalo Wangüemert-Pérez, Robert Halir

Opt Express· April 2019

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Bragg filter bandwidth engineering in subwavelength grating metamaterial waveguides.
Pavel Cheben, Jiří Čtyroký, Jens H Schmid, Shurui Wang, Jean Lapointe, Robert Halir

Opt Lett· February 2019

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T
Tilted subwavelength gratings: controlling anisotropy in metamaterial nanophotonic waveguides.
José Manuel Luque-González, Alaine Herrero-Bermello, Alejandro Ortega-Moñux, Íñigo Molina-Fernández, Aitor V Velasco, Robert Halir

Opt Lett· October 2018

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Subwavelength integrated photonics.
Pavel Cheben, Robert Halir, Jens H Schmid, Harry A Atwater, David R Smith

Nature· August 2018

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E
Experimental demonstration of an apodized-imaging chip-fiber grating coupler for SiN waveguides.
Yang Chen, Thalia Domínguez Bucio, Ali Z Khokhar, Mehdi Banakar, Katarzyna Grabska, Robert Halir

Opt Lett· September 2017

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D
Disorder effects in subwavelength grating metamaterial waveguides.
Alejandro Ortega-Moñux, Jiří Čtyroký, Pavel Cheben, Jens H Schmid, Shurui Wang, Robert Halir

Opt Express· May 2017

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H
High-efficiency apodized-imaging chip-fiber grating coupler for silicon nitride waveguides.
Yang Chen, Robert Halir, Íñigo Molina-Fernández, Pavel Cheben, Jian-Jun He

Opt Lett· November 2016

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C
Controlling leakage losses in subwavelength grating silicon metamaterial waveguides.
J Darío Sarmiento-Merenguel, Alejandro Ortega-Moñux, Jean-Marc Fédéli, J Gonzalo Wangüemert-Pérez, Carlos Alonso-Ramos, Robert Halir

Opt Lett· August 2016

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B
Broadband fiber-chip zero-order surface grating coupler with 0.4  dB efficiency.
Alejandro Sánchez-Postigo, J Gonzalo Wangüemert-Pérez, José Manuel Luque-González, Íñigo Molina-Fernández, Pavel Cheben, Robert Halir

Opt Lett· July 2016

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Single-etch subwavelength engineered fiber-chip grating couplers for 1.3 µm datacom wavelength band.
Daniel Benedikovic, Carlos Alonso-Ramos, Pavel Cheben, Jens H Schmid, Shurui Wang, Robert Halir

Opt Express· June 2016

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Fiber-chip edge coupler with large mode size for silicon photonic wire waveguides.
Martin Papes, Pavel Cheben, Daniel Benedikovic, Jens H Schmid, James Pond, Robert Halir

Opt Express· March 2016

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