Prof. Valery Zwiller Profile

Prof. Valery Zwiller

Professor at KTH Royal Institute of Technology

SPIE Involvement:

Conference Program Committee | Author

Publications (37)

Proceedings Article | 7 June 2024 Poster + Paper

Poster + Paper

Fractal superconducting nanowire single-photon detectors and their applications in polarimetric imaging

Xiaolong Hu, Yun Meng, Kai Zou, Nan Hu, Zifan Hao, Yifan Feng, Liang Xu, Xiaojian Lan, Xiaoming Chi, Yuhao Cheng, Chao Gu, Xiaotian Zhu, Thomas Descamps, Adrian Iovan, Stephan Steinhauer, Samuel Gyger, Julien Zichi, Val Zwiller

Proceedings Volume 13025, 130250C (2024) https://doi.org/10.1117/12.3014568

KEYWORDS: Fractal analysis, Polarimetry, Nanowires, Picosecond phenomena, Polarization, Single photon detectors, Superconductors, Single mode fibers, Quantum imaging

Read Abstract +

Proceedings Article | 13 March 2024 Presentation + Paper

Presentation + Paper

Integrating superconducting single-photon detectors into active photonic circuits

Samuel Gyger, Max Tao, Marco Colangelo, Ian Christen, Hugo Larocque, Julien Zichi, Lucas Schweickert, Ali Elshaari, Stephan Steinhauer, Saimon Covre da Silva, Armando Rastelli, Hamed Sattari, Gregory Chong, Yves Petremand, Ivan Prieto, Yang Yu, Amir Ghadimi, Dirk Englund, Klaus Jons, Val Zwiller, Carlos Errando-Herranz

Proceedings Volume 12911, 1291102 (2024) https://doi.org/10.1117/12.3009736

KEYWORDS: Single photon detectors, Superconductors, Photonic integrated circuits, Quantum photonics, Quantum detection, Waveguides, Sensors, Quantum technologies, Quantum sensing, Quantum emitters

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Proceedings Article | 12 March 2024 Paper

Paper

Enabling light coupling between nanowires and low refractive index contrast optical waveguides towards scalable quantum circuits

Symeon Tsintzos, Konstantinos Tsimvrakidis, Alexandra Sinani, James Gates, Ali Elshaari, Peter G. Smith, Val Zwiller, Christos Riziotis

Proceedings Volume 12889, 1288913 (2024) https://doi.org/10.1117/12.3003074

KEYWORDS: Microspheres, Waveguides, Nanowires, Refractive index, Electric fields, Photonic nanostructures, Silica, Quantum light, Channel waveguides, Quantum emitters

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Proceedings Article | 9 March 2024 Presentation

Presentation

Hybrid quantum photonics

Ali Elshaari, Valery Zwiller

Proceedings Volume PC12890, PC1289008 (2024) https://doi.org/10.1117/12.3000309

KEYWORDS: Quantum photonics, Alternate lighting of surfaces, Photons, Photonic integrated circuits, Superconductors, Waveguides, Silicon nitride, Quantum sources, Nanowires, Quantum emitters

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Proceedings Article | 19 July 2023 Presentation

Presentation

Implementation of a universal fine-structure eraser for quantum dots

Maeve Wentland, Sonell Malik, Andreas Fognini, Val Zwiller, Dan Dalacu, Philip Poole, Michael Reimer

Proceedings Volume PC12633, PC126330N (2023) https://doi.org/10.1117/12.2673257

KEYWORDS: Semiconductor quantum dots, Photons, Quantum entanglement, Quantum sources, Waveguides, Quantum information, Quantum frequencies, Quantum dots, Excitons, Electro optics

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Proceedings Article | 19 July 2023 Presentation

Presentation

Observing near-unity entanglement from an indium-rich nanowire quantum dot

Matteo Pennacchietti, Mohd Zeeshan, Brady Cunard, Philip Poole, Dan Dalacu, Andreas Fognini, Klaus Jöns, Val Zwiller, Michael Reimer

Proceedings Volume PC12633, PC126330M (2023) https://doi.org/10.1117/12.2672966

KEYWORDS: Quantum entanglement, Nanowires, Quantum dots, Quantum limits, Quantum information, Quantum experiments, Temporal resolution, Solid state physics, Single photon detectors, Semiconductor quantum dots

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Proceedings Article | 6 June 2023 Presentation + Paper

Presentation + Paper

Photon counting carbon dioxide gas sensing at 2.05μm wavelength

Ewan MacKenzie, Theodor Staffas, Val Zwiller, Robert Hadfield

Proceedings Volume 12570, 1257009 (2023) https://doi.org/10.1117/12.2669496

KEYWORDS: Gas cells, Absorption, Infrared radiation, Light absorption, Carbon monoxide, Windows, Single photon detectors, Photon counting, Photodetectors, Mid infrared

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Proceedings Article | 16 July 2021 Presentation

Presentation

Components for integrated quantum photonics

Valery Zwiller

Proceedings Volume 11844, 118440S (2021) https://doi.org/10.1117/12.2603540

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Proceedings Article | 18 April 2021 Presentation

Presentation

Superconducting single-photon detectors based on ultrathin NbTiN films

Stephan Steinhauer, Samuel Gyger, Bruno Lopez Rodriguez, Theodor Staffas, Thomas Lettner, Adrian Iovan, Ali Elshaari, Val Zwiller

Proceedings Volume 11771, 1177104 (2021) https://doi.org/10.1117/12.2593987

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Proceedings Article | 5 March 2021 Presentation

Presentation

aCryComm: attojoule cryogenic communication

Matteo Cherchi, Joonas Govenius, Juha Hassel, Visa Vesterinen, Antti Kemppinen, Kirsi Tappura, Jaani Nissilä, Mark Bieler, Stephan Steinhauer, Val Zwiller, Stefan Köpfli, Maurizio Burla, Jürg Leuthold, Teemu Hakkarainen, Jukka Viheriälä, Mircea Guina, Mario Castaneda, Andreas Fognini, Eva De Leo, Claudia Hössbacher

Proceedings Volume 11692, 116920V (2021) https://doi.org/10.1117/12.2578250

KEYWORDS: Cryogenics, Superconductors, Signal processing, Quantum efficiency, Quantum computing, Interfaces, Data processing, Computing systems, Thermography

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SPIE Journal Paper | 23 January 2021 Open Access

Open Access

Quantum advantage based on photonics

Valery Zwiller

AP, Vol. 3, Issue 01, 010501, (January 2021) https://doi.org/10.1117/12.10.1117/1.AP.3.1.010501

KEYWORDS: Photonics, Quantum efficiency, Quantum computing, Single photon, Photons, Superconductors, Optical components, Computer simulations, Single photon detectors, Reliability

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Proceedings Article | 20 August 2020 Presentation

Presentation

Scalable single-photon sources in atomically thin MoS2

Julian Klein, Lukas Sigl, Alexander Hötger, Samuel Gyger, Katja Barthelmi, Matthias Florian, Alexander Kerelsky, Elmar Mitterreiter, Christoph Kastl, Sergio Rey, Takashi Taniguchi, Kenji Watanabe, Frank Jahnke, Valery Zwiller, Klaus Jöns, Abhay Pasupathy, Frances Ross, Kai Müller, Ursula Wurstbauer, Jonathan Finley, Alexander Holleitner

Proceedings Volume 11471, 114710I (2020) https://doi.org/10.1117/12.2570472

KEYWORDS: Spectroscopy, Nanophotonics, Integrated optics, Photonic devices, Heterojunctions, Excitons, Emission spectroscopy, Luminescence, Temperature metrology, Phonons

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Proceedings Article | 20 August 2020 Presentation

Presentation

On-demand generation of entangled photons in the telecom C-band

Katharina Zeuner, Klaus Jöns, Lucas Schweickert, Carl Reuterskiöld Hedlund, Carlos Nunez Lobato, Thomas Lettner, Kai Wang, Samuel Gyger, Eva Schöll, Stephan Steinhauer, Mattias Hammar, Valery Zwiller

Proceedings Volume 11471, 1147103 (2020) https://doi.org/10.1117/12.2567202

KEYWORDS: Photons, Quantum dots, Quantum networks, Indium arsenide, Quantum communications, Polarization, Gallium arsenide, Epitaxy, Excitons, Semiconductors

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Proceedings Article | 20 August 2020 Presentation

Presentation

On-chip single photon emission from a waveguide-coupled two-dimensional semiconductor

Carlos Errando-Herranz, Eva Schöll, Raphael Picard, Micaela Laini, Samuel Gyger, Ali Elshaari, Artur Branny, Ulrika Wennberg, Mauro Brotons I Gisbert, Cristian Bonato, Brian Gerardot, Valery Zwiller, Klaus Jöns

Proceedings Volume 11471, 1147105 (2020) https://doi.org/10.1117/12.2567240

KEYWORDS: Single photon, Waveguides, Semiconductors, Photonic integrated circuits, Quantum communications, Quantum information, Quantum information processing, Light sources, Photonic devices

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Proceedings Article | 20 August 2020 Presentation

Presentation

Resonance fluorescence of GaAs quantum dots with near-unity photon indistinguishability

Lukas Hanschke, Eva Schöll, Lucas Schweickert, Katharina Zeuner, Marcus Reindl, Saimon Filipe Covre da Silva, Thomas Lettner, Rinaldo Trotta, Jonathan Finley, Kai Müller, Armando Rastelli, Valery Zwiller, Klaus Jöns

Proceedings Volume 11471, 1147104 (2020) https://doi.org/10.1117/12.2568638

KEYWORDS: Quantum dots, Single photon, Luminescence, Gallium arsenide, Light sources, Etching, Visibility, Excitons

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Proceedings Article | 17 March 2020 Presentation

Presentation

Resonance fluorescence of GaAs quantum dots with near-unity photon indistinguishability (Conference Presentation)

Lukas Hanschke, Eva Schöll, Lucas Schweickert, Katharina Zeuner, Marcus Reindl, Saimon Filipe Covre da Silva, Thomas Lettner, Rinaldo Trotta, Jonathan Finley, Kai Müller, Armando Rastelli, Val Zwiller, Klaus Jöns

Proceedings Volume 11278, 112780W (2020) https://doi.org/10.1117/12.2550116

KEYWORDS: Quantum dots, Single photon, Luminescence, Gallium arsenide, Light sources, Etching, Visibility, Excitons

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Proceedings Article | 9 March 2020 Presentation

Presentation

Integration of quantum emitters and detectors (Conference Presentation)

Valery Zwiller, Samuel Gyger, Thomas Lettner, Lucas Schweickert, Katharina Zeuner, Eva Schöll, Ali Elshaari, Klaus Jöns, Stephan Steinhauer, Julien Zichi, Andreas Fognini, Ronan Gourgues, Sander Dorenbos

Proceedings Volume 11266, 112660V (2020) https://doi.org/10.1117/12.2550558

KEYWORDS: Sensors, Single photon, Superconductors, Nanowires, Optical fibers

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Proceedings Article | 26 February 2020 Paper

Paper

Wavelength-resolved Purcell enhancement of PbS/CdS quantum dots measured on a chip-based platform

Lukas Elsinger, Ronan Gourgues, Iman Zadeh, Jorick Maes, Antonio Guardiani, Gabriele Bulgarini, Silvania Pereira, Sander Dorenbos, Val Zwiller, Zeger Hens, Dries Van Thourhout

Proceedings Volume 11289, 1128914 (2020) https://doi.org/10.1117/12.2547265

KEYWORDS: Silicon, Waveguides, Plasmonics, Photonics, Lithography, Spectroscopy, Quantum dots, Single photon detectors

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Proceedings Article | 13 May 2019 Presentation

Presentation

Large diameter superconducting nanowire single photon detectors (SNSPDs) with high efficiency and high time resolution (Conference Presentation)

J. Chang, Iman Esmaeil Zadeh, Johannes W. Los, J. Zichi, V. Zwiller

Proceedings Volume 11027, 1102705 (2019) https://doi.org/10.1117/12.2520778

KEYWORDS: Nanowires, Superconductors, Single photon detectors, Picosecond phenomena, Sensors, Fiber couplers, Single mode fibers, Fluorescence spectroscopy, Satellite communications, Satellites

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Proceedings Article | 30 April 2019 Paper

Paper

Timing properties of superconducting nanowire single-photon detectors

Xiaolong Hu, Kai Zou, Nan Hu, Yun Meng, Liang Xu, Xiaojian Lan, Xiaoming Chi, Chao Gu, Yuhao Cheng, Hao Wu, Haiyi Liu, Julien Zichi, Val Zwiller

Proceedings Volume 11027, 1102704 (2019) https://doi.org/10.1117/12.2520271

KEYWORDS: Nanowires, Single photon detectors, Superconductors, Picosecond phenomena, Amplifiers, Absorption, Inductance, Quantum efficiency, Waveguides, Photon polarization

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Proceedings Article | 1 March 2019 Paper

Paper

Superconducting nanowire single-photon detectors at the infrared spectrum range: detection efficiency and timing jitter

Xiaolong Hu, Nan Hu, Yun Meng, Kai Zou, Liang Xu, Xiaojian Lan, Xiaoming Chi, Chao Gu, Yuhao Cheng, Hao Wu, Julien Zichi, Val Zwiller

Proceedings Volume 10917, 109171K (2019) https://doi.org/10.1117/12.2516132

KEYWORDS: Nanowires, Fractal analysis, Polarization, Single photon detectors, Superconductors, Infrared detectors, Infrared radiation, Photon polarization, Inductance, Picosecond phenomena

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Proceedings Article | 14 March 2018 Presentation

Presentation

Integrated quantum optics with nanowires (Conference Presentation)

Val Zwiller

Proceedings Volume 10535, 105351C (2018) https://doi.org/10.1117/12.2297470

Read Abstract +

Proceedings Article | 25 September 2017 Presentation

Presentation

On-chip hybrid quantum circuits (Conference Presentation)

Klaus Jöns, Ali Elshaari, Iman Esmaeil Zadeh, Andreas Fognini, Michael Reimer, Dan Dalacu, Philip Poole, Val Zwiller

Proceedings Volume 10358, 103580R (2017) https://doi.org/10.1117/12.2271680

KEYWORDS: Optical filters, Photonic integrated circuits, Quantum circuits, Quantum dots, Semiconductors, Silicon photonics, Nanofabrication, Resonators, Photonic devices, Quantum communications

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Proceedings Article | 19 September 2017 Presentation

Presentation

Quantum optics with nanowires (Conference Presentation)

Valery Zwiller, Klaus Jöns, Ali Elshaari, M. Versteegh, Lucas Schweickert

Proceedings Volume 10358, 1035806 (2017) https://doi.org/10.1117/12.2282276

Read Abstract +

Proceedings Article | 28 April 2017 Presentation

Presentation

Quantum optics with nanowires (Conference Presentation)

Val Zwiller

Proceedings Volume 10114, 101140I (2017) https://doi.org/10.1117/12.2257560

KEYWORDS: Nanowires, Light emitting diodes, Single photon, Quantum dots, Quantum optics, Quantum efficiency, Semiconductors, Superconductors, Photons, Doping

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Proceedings Article | 27 January 2017 Presentation + Paper

Presentation + Paper

High absorption efficiency and polarization-insensitivity in superconducting-nanowire single-photon detectors

Luca Redaelli, Gabriele Bulgarini, Sergiy Dobrovolskiy, Sander Dorenbos, Anna Mukhtarova, Val Zwiller, Eva Monroy, Jean-Michel Gérard

Proceedings Volume 10111, 101112K (2017) https://doi.org/10.1117/12.2252332

KEYWORDS: Nanowires, Dielectrics, Silicon, Mirrors, Superconductors, Single photon detectors, Sensors, Absorption, Waveguides, Dielectric polarization

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Proceedings Article | 5 October 2015 Presentation

Presentation

Nanowire quantum dots for quantum optics (Presentation Recording)

Valery Zwiller, Michael Reimer, Klaus Joens, Lucas Schweickert

Proceedings Volume 9546, 954613 (2015) https://doi.org/10.1117/12.2189968

KEYWORDS: Quantum dots, Quantum optics, Single photon, Photons, Semiconductors, Video, Current controlled current source, Nanowires

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Proceedings Article | 14 March 2013 Paper

Paper

Bright single-photon sources based on self-aligned quantum dots in tapered nanowire waveguides

Michael Reimer, Gabriele Bulgarini, Erik P.A.M. Bakkers, Dan Dalacu, Philip Poole, Val Zwiller

Proceedings Volume 8619, 861903 (2013) https://doi.org/10.1117/12.2008717

KEYWORDS: Quantum dots, Waveguides, Quantum efficiency, Gold, Mirrors, Excitons, Quantum communications, Waveguide modes, Dielectrics, Nanowires

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Proceedings Article | 10 October 2012 Paper

Paper

Depth imaging at kilometer range using time-correlated single-photon counting at wavelengths of 850 nm and 1560 nm

Gerald Buller, Aongus McCarthy, Ximing Ren, Nathan Gemmell, Robert Collins, Nils Krichel, Michael Tanner, Andrew Wallace, Sandor Dorenbos, Val Zwiller, Robert Hadfield

Proceedings Volume 8460, 84601I (2012) https://doi.org/10.1117/12.965890

KEYWORDS: Imaging systems, Single photon, Signal to noise ratio, Sensors, Profiling, Picosecond phenomena, Single photon detectors, Avalanche photodiodes, LIDAR, Nanowires

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SPIE Journal Paper | 1 January 2011

Single photon emission and detection at the nanoscale utilizing semiconductor nanowires

Michael Reimer, Maarten van Kouwen, Maria Barkelid, Moïra Hocevar, Maarten van Weert, Rienk Algra, Erik Bakkers, Mikael Björk, Heinz Schmid, Heike Riel, Leo Kouwenhoven, Valery Zwiller

JNP, Vol. 5, Issue 01, 053502, (January 2011) https://doi.org/10.1117/12.10.1117/1.3562279

KEYWORDS: Quantum dots, Single photon, Silicon, Semiconductors, Electroluminescence, Avalanche photodiodes, Diodes, Electrons, Quantum efficiency, Nanowires

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Proceedings Article | 20 September 2010 Paper

Paper

Single photon emission and detection at the nanoscale utilizing semiconductor nanowires

Michael Reimer, Maarten van Kouwen, Maria Barkelid, Moïra Hocevar, Maarten van Weert, Rienk Algra, Erik Bakkers, Mikael Björk, Heinz Schmid, Heike Riel, Leo Kouwenhoven, Val Zwiller

Proceedings Volume 7808, 780809 (2010) https://doi.org/10.1117/12.868961

KEYWORDS: Single photon, Electroluminescence, Semiconductors, Quantum dots, Silicon, Infrared sensors, Infrared radiation, Remote sensing, Current controlled current source, Nanowires

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Proceedings Article | 23 January 2010 Paper

Paper

Quantum optics with single nanowire quantum dots

N. Akopian, M. van Weert, M. van Kouwen, R. Algra, L. Liu, G. Patriarche, J.-C. Harmand, E. Bakkers, L. Kouwenhoven, V. Zwiller

Proceedings Volume 7608, 76080T (2010) https://doi.org/10.1117/12.840481

KEYWORDS: Quantum dots, Crystals, Excitons, Luminescence, Gold, Semiconductors, Heterojunctions, Polarization, Single photon, Nanowires

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Proceedings Article | 26 January 2009 Paper

Paper

Potential of semiconductor nanowires for single photon sources

Jean-Christophe Harmand, Linsheng Liu, Gilles Patriarche, Maria Tchernycheva, Nikolai Akopian, Umberto Perinetti, Valery Zwiller

Proceedings Volume 7222, 722219 (2009) https://doi.org/10.1117/12.810929

KEYWORDS: Heterojunctions, Single photon, Gold, Semiconductors, Crystals, Transmission electron microscopy, Gallium arsenide, Luminescence, Quantum dots, Nanowires

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Proceedings Article | 15 May 2007 Paper

Paper

Fiber-coupled NbN superconducting single-photon detectors for quantum correlation measurements

W. Slysz, M. Wegrzecki, J. Bar, P. Grabiec, M. Gorska, E. Rieger, P. Dorenbos, V. Zwiller, I. Milostnaya, O. Minaeva, A. Antipov, O. Okunev, A. Korneev, K. Smirnov, B. Voronov, N. Kaurova, G. Gol'tsman, J. Kitaygorsky, D. Pan, A. Pearlman, A. Cross, I. Komissarov, Roman Sobolewski

Proceedings Volume 6583, 65830J (2007) https://doi.org/10.1117/12.723729

KEYWORDS: Sensors, Photons, Quantum efficiency, Superconductors, Receivers, Single photon detectors, Picosecond phenomena, Single mode fibers, Helium, Avalanche photodetectors

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Proceedings Article | 30 September 2005 Paper

Paper

Fiber-coupled quantum-communications receiver based on two NbN superconducting single-photon detectors

W. Slysz, M. Wegrzecki, J. Bar, P. Grabiec, M. Górska, C. Latta, V. Zwiller, A. Pearlman, A. Cross, A. Korneev, P. Kouminov, K. Smirnov, B. Voronov, G. Gol'tsman, A. Verevkin, M. Currie, R. Sobolewski

Proceedings Volume 5957, 59571K (2005) https://doi.org/10.1117/12.623158

KEYWORDS: Receivers, Sensors, Photons, Quantum efficiency, Single photon detectors, Picosecond phenomena, Superconductors, Near infrared, Photoresist materials, Quantum cryptography

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Proceedings Article | 28 April 2005 Paper

Paper

Multiplexed quantum cryptography with single InP quantum dots

Thomas Aichele, Valery Zwiller, Matthias Scholz, Gael Reinaudi, Jonas Persson, Oliver Benson

Proceedings Volume 5722, (2005) https://doi.org/10.1117/12.601824

KEYWORDS: Quantum dots, Excitons, Multiplexing, Single photon, Quantum efficiency, Interferometers, Bandpass filters, Polarization, Beam splitters, Michelson interferometers

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Proceedings Article | 4 April 2005 Paper

Paper

Nanoscale single quantum dot devices at 1300 nm

Andrea Fiore, Carl Zinoni, Blandine Alloing, Valery Zwiller, Lianhe Li, Christelle Monat

Proceedings Volume 5734, (2005) https://doi.org/10.1117/12.598039

KEYWORDS: Light emitting diodes, Indium arsenide, Quantum wells, Quantum dots, Excitons, Diffusion, Gallium arsenide, Oxides, Semiconductors, Quantum key distribution

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Showing 5 of 37 publications

Conference Committee Involvement (9)

Quantum Optics and Photon Counting 2025

7 April 2025 | Prague, Czech Republic

Quantum Technologies for Defence and Security

16 September 2024 | Edinburgh, United Kingdom

Quantum Nanophotonic Materials, Devices, and Systems 2024

20 August 2024 | San Diego, California, United States

Quantum Optics and Photon Counting 2023

26 April 2023 | Prague, Czech Republic

Quantum Optics and Photon Counting 2021

19 April 2021 | Online Only, Czech Republic

Showing 5 of 9 Conference Committees

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