Prof. Ewold Verhagen Profile

Prof. Ewold Verhagen

at AMOLF

SPIE Involvement:

Conference Program Committee | Author

Publications (19)

Proceedings Article | 13 March 2024 Presentation

Inverse design of two-dimensional photonic crystals through physics-informed deep learning

Georgios Katsikas, Vittorio Peano, Florian Marquardt, Ewold Verhagen

Proceedings Volume PC12896, PC128960M (2024) https://doi.org/10.1117/12.3000747

KEYWORDS: Photonic crystals, Design and modelling, Deep learning, Machine learning, Error analysis, Dispersion, Diffraction, Crystals

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Proceedings Article | 13 March 2024 Presentation

Exponentially enhanced sensing in a non-Hermitian topological nanomechanical network

Jesse Slim, Clara Wanjura, Javier del Pino, Matteo Brunelli, Andreas Nunnenkamp, Ewold Verhagen

Proceedings Volume PC12912, PC129120O (2024) https://doi.org/10.1117/12.3000744

KEYWORDS: Quantum networks, Quantum enhanced sensing, Quantum sensing, Boundary conditions, Resonators, Quantum numbers, Quantum experiments, Superconductors, Quantum squeezing, Quantum signals

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Proceedings Article | 13 March 2024 Presentation

Enhancing optomechanical cooling through breaking time-reversal symmetry

Jesse Slim, Javier del Pino, Menno Jansen, Roel Burgwal, Ewold Verhagen

Proceedings Volume PC12902, PC129020F (2024) https://doi.org/10.1117/12.3000737

KEYWORDS: Laser resonators, Quantum networks, Quantum frequencies, Quantum regime, Quantum limits, Quantum fields, Quantum enhancement, Quantum efficiency, Quantum devices, Modulation frequency

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Proceedings Article | 17 March 2023 Presentation

Electrical sensing using a fiber-tip metasurface

Luca Picelli, René van Veldhoven, Ewold Verhagen, Andrea Fiore

Proceedings Volume PC12432, PC124320T (2023) https://doi.org/10.1117/12.2648886

KEYWORDS: Diodes, Refractive index, Sensors, Temperature metrology, Structured optical fibers, Structural sensing, Reflectivity, Photonic crystals, Photodiodes, Microelectromechanical systems

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Proceedings Article | 17 March 2023 Presentation

Controlling topological edge states and their radiation in photonic crystals via synthetic strain engineering

René Barczyk, Sonakshi Arora, Kobus Kuipers, Ewold Verhagen

Proceedings Volume PC12432, PC1243207 (2023) https://doi.org/10.1117/12.2647840

KEYWORDS: Photonic crystals, Photons, Magnetism, Dispersion, Dielectrics, Crystals, Silicon photonics, Physics, Integrated photonics, Graphene

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Proceedings Article | 9 March 2023 Presentation

Nanomechanical squeezing through strong optical measurements for quantum metrology

Pascal Neveu, Jack Clarke, Michael Vanner, Ewold Verhagen

Proceedings Volume PC12447, PC1244730 (2023) https://doi.org/10.1117/12.2649302

KEYWORDS: Optical testing, Metrology, Oscillators, Sensors, Mechanical sensors, Sensing systems, Resonators, Optomechanical design, Nanophotonics

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Proceedings Article | 3 October 2022 Presentation

Probing topological states and their robustness in two-dimensional photonic crystals

Ewold Verhagen

Proceedings Volume PC12196, PC121960R (2022) https://doi.org/10.1117/12.2632855

KEYWORDS: Photonic crystals, Photonic crystal devices, Near field, Waveguides, Scattering, Photonic nanostructures, Nanophotonics, Light-matter interactions, Dielectrics, Crystals

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Proceedings Article | 1 April 2022 Presentation

All-optical probing of a semiconductor photodiode

Luca Picelli, René P. van Veldhoven, Ewold Verhagen, Andrea Fiore

Proceedings Volume PC11995, PC1199509 (2022) https://doi.org/10.1117/12.2607209

KEYWORDS: Semiconductors, Photodiodes, Photonic crystals, Thin films, Thin film devices, Sensors, Refractive index, Photonic devices, Photodetectors, Optical fibers

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Proceedings Article | 9 March 2022 Presentation

Optomechanical sensing on a fiber-tip

Arthur Hendriks, Luca Picelli, Gustav Lindgren, Anne van Klinken, Kaylee Hakkel, Francesco Pagliano, René P. van Veldhoven, Ewold Verhagen, Andrea Fiore

Proceedings Volume PC12016, PC120161M (2022) https://doi.org/10.1117/12.2606052

KEYWORDS: Sensors, Signal to noise ratio, Wafer-level optics, Semiconductors, Photonic crystals, Optical fibers, Mechanical sensors, Lithography, Interference (communication), Fiber couplers

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Proceedings Article | 1 August 2021 Presentation

Non-Hermitian chiral phononics through optomechanical interactions

Ewold Verhagen

Proceedings Volume 11796, 117961M (2021) https://doi.org/10.1117/12.2594644

KEYWORDS: Signal processing, Phonons, Nanophotonics, Modulation, Beam controllers

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Proceedings Article | 1 August 2021 Presentation

Direct quantification of robustness in topologically-protected photonic edge states at telecom wavelengths

Sonakshi Arora, Thomas Bauer, René Barczyk, Ewold Verhagen, Laurens Kuipers

Proceedings Volume 11796, 117961F (2021) https://doi.org/10.1117/12.2594527

KEYWORDS: Wave propagation, Near field, Waveguides, Visualization, Quantum optics, Photonic crystals, Phase velocity, Optical microscopes, Near field optics, Dispersion

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Proceedings Article | 1 August 2021 Presentation

Topological photonic crystal nanocavities for confinement of light at telecom wavelengths

René Barczyk, Nikhil Parappurath, Sonakshi Arora, Thomas Bauer, Filippo Alpeggiani, Laurens Kuipers, Ewold Verhagen

Proceedings Volume 11796, 117961G (2021) https://doi.org/10.1117/12.2594229

KEYWORDS: Photonic crystals, Imaging spectroscopy, Interfaces, Integrated photonics, Integrated optics, Fourier spectroscopy, Dispersion, Dielectrics, Crystals, Condensed matter

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Proceedings Article | 22 August 2020 Presentation

A library-based approach to super resolution metrology and localization without imaging

Femius Koenderink, R. D. Buijs, T. Wolterink, Nick Schilder, E. Verhagen

Proceedings Volume 11462, 1146208 (2020) https://doi.org/10.1117/12.2568088

KEYWORDS: Plasmons, Antennas, Super resolution, Metrology, Spatial resolution, Light scattering, Wavefronts, Diffraction, Image resolution, Scattering

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Proceedings Article | 20 August 2020 Presentation

Topological protection in photonic crystals

Ewold Verhagen, Sonakshi Arora, René Barczyk, Thomas Bauer, Nikhil Parappurath, Laurens Kuipers

Proceedings Volume 11461, 1146113 (2020) https://doi.org/10.1117/12.2567880

KEYWORDS: Photonic crystals, Nanophotonics, Electromagnetism, Light wave propagation, Radio propagation, Computer programming, Waveguides, Phase measurement, Photon polarization

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Proceedings Article | 9 September 2019 Presentation

Direct observation of topological edge states in silicon photonic crystals (Conference Presentation)

Nikhil Parappurath, Filippo Alpeggiani, L. Kuipers, Ewold Verhagen

Proceedings Volume 11081, 110811L (2019) https://doi.org/10.1117/12.2529236

KEYWORDS: Photonic crystals, Silicon photonics, Crystals, Wave propagation, Scattering, Dielectrics, Dispersion, Polarization, Silicon, Photon polarization

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Proceedings Article | 18 September 2018 Presentation

Antenna-cavity hybrids: a tunable platform for emission control (Conference Presentation)

Hugo Doeleman, Ewold Verhagen, Femius Koenderink

Proceedings Volume 10734, 107340P (2018) https://doi.org/10.1117/12.2320522

KEYWORDS: Antennas, Plasmonics, Light, Quantum information, Single photon, Quantum information processing, Optical resonators, Aluminum, Photonics

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Proceedings Article | 27 January 2017 Presentation + Paper

Control of the electromagnetic field in a cavity by an external perturbation

Michele Cotrufo, Ewold Verhagen, Andrea Fiore

Proceedings Volume 10111, 1011128 (2017) https://doi.org/10.1117/12.2252037

KEYWORDS: Process control, Photonic crystals, Refractive index, Electromagnetism, Light-matter interactions, Fabry–Perot interferometers, Modulation, Optical resonators, Dielectrics, Quantum electrodynamics

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Proceedings Article | 9 November 2016 Presentation

Hybrid plasmonic-photonic resonators (Conference Presentation)

A. Femius Koenderink, Hugo Doeleman, Freek Ruesink, Ewold Verhagen, Clara Osorio

Proceedings Volume 9920, 99200Y (2016) https://doi.org/10.1117/12.2236493

KEYWORDS: Antennas, Plasmonics, Polarimetry, Physics, Plasmons, Nanophotonics, Light-matter interactions, Resonators, Scattering, Particles

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Proceedings Article | 26 July 2016 Presentation

High-resolution spectral and displacement sensing using nano-opto-electro-mechanical systems (Conference Presentation)

Andrea Fiore, Zarko Zobenica, Rob van der Heijden, Maurangelo Petruzzella, Francesco Pagliano, Rick Leijssen, Ewold Verhagen, Tian Xia, Leonardo Midolo, YongJin Cho, Frank van Otten

Proceedings Volume 9884, 98840D (2016) https://doi.org/10.1117/12.2227615

KEYWORDS: Sensing systems, Photonic crystals, Nanophotonics, Optical sensing, Spectral resolution, Integrated optics, Waveguides, Atomic, molecular, and optical physics, Current controlled current source

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