Presentation
17 March 2023 Photonic quantum computing
Author Affiliations +
Abstract
In the race to demonstrate a scalable and fault tolerant quantum computing (QC) platform, quantum photonics stands poised to have a major impact. In particular, by encoding quantum information over fields rather than photons (continuous-variable—CV, rather than discrete-variable—DV, quantum information), record-size quantum processors were demonstrated in spectral and in temporal quantum field combs. These demonstrations used the measurement-based QC paradigm, which is based on cluster entangled states. In this talk, I will outline two of our recent results: proposals for generating hypercubic cluster states by phase modulation of the quantum optical frequency comb and for generating fault-tolerant hybrid CV-DV encodings called Gottesman-Kitaev-Preskill states. The latter leverages CV cluster states along with our experimental ability to perform photon-number-resolving measurements up to 100 photons.
Conference Presentation
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Olivier Pfister "Photonic quantum computing", Proc. SPIE PC12430, Quantum Sensing and Nano Electronics and Photonics XIX, PC124300S (17 March 2023); https://doi.org/10.1117/12.2648330
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KEYWORDS
Photonic quantum computing

Quantum information

Computer programming

Photons

Quantum computing

Quantum optics

Phase modulation

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