Riemannian optimization of photonic quantum circuits in phase and Fock space

Y Yao, F Miatto, N Quesada - SciPost Physics, 2024 - scipost.org
We propose a framework to design and optimize generic photonic quantum circuits
composed of Gaussian objects (pure and mixed Gaussian states, Gaussian unitaries …

Gaussian boson sampling at finite temperature

G Bressanini, H Kwon, MS Kim - Physical Review A, 2024 - APS
Gaussian boson sampling (GBS) is a promising candidate for an experimental
demonstration of quantum advantage using photons. However, sufficiently large noise might …

Gaussian boson sampling validation via detector binning

G Bressanini, B Seron, L Novo, NJ Cerf… - arxiv preprint arxiv …, 2023 - arxiv.org
Gaussian boson sampling (GBS), a computational problem conjectured to be hard to
simulate on a classical machine, has been at the forefront of recent years' experimental and …

Gaussian boson sampling with click-counting detectors

G Bressanini, H Kwon, MS Kim - Physical Review A, 2024 - APS
Gaussian boson sampling constitutes a prime candidate for an experimental demonstration
of quantum advantage within reach with current technological capabilities. The original …

On the design of photonic quantum circuits

Y Yao, F Miatto, N Quesada - arxiv preprint arxiv:2209.06069, 2022 - arxiv.org
We propose a framework to design and optimize generic photonic quantum circuits
composed of Gaussian objects (pure and mixed Gaussian states, Gaussian unitaries …

Variational Tensor Network Simulation of Gaussian Boson Sampling and Beyond

J Vinther, MJ Kastoryano - arxiv preprint arxiv:2410.18740, 2024 - arxiv.org
The continuous variable quantum computing platform constitutes a promising candidate for
realizing quantum advantage, as exemplified in Gaussian Boson Sampling. While noise in …

Fourier analysis of many-body transition amplitudes and states

G Dufour, A Buchleitner - arxiv preprint arxiv:2409.15079, 2024 - arxiv.org
We apply the Fourier transform over the symmetric group $ S_N $ to the set of multiparticle
transition amplitudes arising from the permutations of $ N $ identical particles. This allows us …

Automated design of photonic quantum circuits

Y Yao - 2023 - theses.hal.science
Quantum computing is based on quantum physics phenomena, such assuperposition and
entanglement and it promises to revolutionize the world of computing. Photonics is a …