Prof. Philip Walther Profile

Prof. Philip Walther

Professor at Univ Wien

SPIE Involvement:

Conference Program Committee | Editor | Author

Proceedings Article | 9 March 2023 Presentation

Demonstration of universal time-reversal for quantum processes

Peter Schiansky, Teodor Strömberg, David Trillo, Valeria Saggio, Benjamin Dive, Miguel Navascués, Philip Walther

Proceedings Volume PC12446, PC124460B (2023) https://doi.org/10.1117/12.2648803

KEYWORDS: Switches, Thermodynamics, Quantum mechanics, Polarization, Classical physics

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Proceedings Article | 4 October 2022 Presentation

Quantum communication with semiconductor quantum dots (Conference Presentation)

Christian Schimpf, Armando Rastelli, Saimon Covre da Silva, Santanu Manna, Philip Walther, Michal Vyvlecka

Proceedings Volume PC12206, PC122060G (2022) https://doi.org/10.1117/12.2637842

KEYWORDS: Semiconductors, Quantum dots, Quantum communications, Quantum networks, Gallium arsenide, Teleportation, Quantum memory, Quantum key distribution, Etching

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Proceedings Article | 19 July 2022 Presentation + Paper

Quantum processes without a causal order

Lee Rozema, Michael Antesberger, Philip Walther

Proceedings Volume 12243, 1224301 (2022) https://doi.org/10.1117/12.2634271

KEYWORDS: Switches, Quantum communications, Photons, Quantum physics, Control systems, Tomography, Quantum computing, Superposition, Telecommunications

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Proceedings Article | 19 July 2022 Presentation + Paper

Nonlinearity of photonic quantum memristors in high-frequency regime

Iris Agresti, Philip Walther

Proceedings Volume 12243, 1224305 (2022) https://doi.org/10.1117/12.2631512

KEYWORDS: Resistors, Machine learning, Quantum computing, Neural networks, Quantum efficiency, Quantum dots, Phase shifts, Microcontrollers, Evolutionary algorithms, Artificial neural networks

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Proceedings Article | 19 July 2022 Presentation

Memoryless quantum money: experimental demonstration and real-world applications

Julia Kalb, Peter Schiansky, Alessandro Trenti, Esther Sztatecsny, Mathieu Bozzio, Philip Walther

Proceedings Volume PC12243, PC122430C (2022) https://doi.org/10.1117/12.2632490

KEYWORDS: Quantum key distribution, Information security, Network security, Tolerancing, Quantum physics, Quantum computing

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Proceedings Article | 19 July 2022 Presentation

Demonstration of universal time-reversal for quantum processes with arbitrarily high probability of success

Peter Schiansky, Teodor Strömberg, David Trillo, Valeria Saggio, Benjamin Dive, Miguel Navascués, Philip Walther

Proceedings Volume PC12243, PC1224313 (2022) https://doi.org/10.1117/12.2632427

KEYWORDS: Switches, Thermodynamics, Quantum mechanics, Polarization, Classical physics

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Proceedings Article | 19 July 2022 Poster

Memoryless quantum tokens for online payment networks

Esther Sztatecsny, Mathieu Bozzio, Julia Kalb, Peter Schiansky, Alessandro Trenti, Philip Walther

Proceedings Volume PC12243, PC122430A (2022) https://doi.org/10.1117/12.2641230

KEYWORDS: Quantum key distribution, Quantum computing, Optical fibers, Network security, Information security

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Proceedings Article | 19 July 2022 Presentation

Optimizing quantum dots for quantum cryptography and blind quantum computing

Michal Vyvlecka, Mathieu Bozzio, Michael Cosacchi, Cornelius Nawrath, Sophie-Elisabeth Lerchbaumer, Atul Mantri, Tim Seidelmann, Jaun Loredo, Simone Portalupi, Vollrath Axt, Peter Michler, Philip Walther

Proceedings Volume PC12243, PC1224311 (2022) https://doi.org/10.1117/12.2632305

KEYWORDS: Quantum dots, Quantum computing, Quantum cryptography, Network security, Information security, Photons, Single photon, Quantum networks, Internet

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Proceedings Article | 27 August 2021 Open Access

Quantum photonics for computer security and other applications

Philip Walther

Proceedings Volume 11917, 119170D (2021) https://doi.org/10.1117/12.2609912

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Proceedings Article | 3 August 2021 Presentation

Quantum machine learning, secure quantum computing and other applications using integrated quantum photonics

Philip Walther

Proceedings Volume 11806, 118060H (2021) https://doi.org/10.1117/12.2596862

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Proceedings Article | 1 August 2021 Presentation + Paper

Quantum speed-ups in reinforcement learning

Valeria Saggio, Beate Asenbeck, Arne Hamann, Teodor Strömberg, Peter Schiansky, Vedran Dunjko, Nicolai Friis, Nicholas Harris, Michael Hochberg, Dirk Englund, Sabine Wölk, Hans Briegel, Philip Walther

Proceedings Volume 11806, 118060N (2021) https://doi.org/10.1117/12.2593720

KEYWORDS: Photons, Quantum communications, Single photon, Superposition, Artificial intelligence, Quantum information, Quantization

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Proceedings Article | 18 October 2019 Presentation

Quantum photonics for secure quantum and classical computing (Conference Presentation)

Philip Walther

Proceedings Volume 11167, 1116708 (2019) https://doi.org/10.1117/12.2534521

KEYWORDS: Quantum computing, Photonics, Quantum cryptography, Quantum information, Control systems, Single photon, Quantum optics, Computing systems, Clouds, Computer networks

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Proceedings Article | 31 August 2007 Paper

Multi-photon entanglement: from quantum curiosity to quantum computing and quantum repeaters

P. Walther, M. Eisaman, A. Nemiroski, A. Gorshkov, A. Zibrov, A. Zeilinger, M. Lukin

Proceedings Volume 6664, 66640G (2007) https://doi.org/10.1117/12.736979

KEYWORDS: Quantum computing, Quantum communications, Chemical species, Single photon, Single photon detectors, Rubidium, Photodetectors, Beam splitters, Beam controllers, Quantum optics

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Proceedings Article | 19 October 2004 Open Access

Nonlocal photon number states for quantum metrology

Markus Aspelmeyer, Philip Walther, Thomas Jennewein, Anton Zeilinger

Proceedings Volume 5551, (2004) https://doi.org/10.1117/12.561460

KEYWORDS: Metrology, Interferometry, Interferometers, Quantum communications, Beam splitters, Photon polarization, Polarization, Crystals, Quantum computing, Particles

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Showing 5 of 14 publications

SPIE Conference Volume | 18 October 2023

Emerging Imaging and Sensing Technologies for Security and Defence VIII

Conference Committee Involvement (3)

Photonics for Quantum 2024

17 June 2024 | Waterloo, Ontario, Canada

Emerging Imaging and Sensing Technologies for Security and Defence VIII

5 September 2023 | Amsterdam, Netherlands

Photonics for Quantum 2023

5 June 2023 | Rochester, New York, United States

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