Ising machines as hardware solvers of combinatorial optimization problems

N Mohseni, PL McMahon, T Byrnes - Nature Reviews Physics, 2022 - nature.com
Ising machines are hardware solvers that aim to find the absolute or approximate ground
states of the Ising model. The Ising model is of fundamental computational interest because …

Ultrafast second-order nonlinear photonics—from classical physics to non-Gaussian quantum dynamics: a tutorial

M Jankowski, R Yanagimoto, E Ng… - Advances in Optics …, 2024 - opg.optica.org
Photonic integrated circuits with second-order (χ (2)) nonlinearities are rapidly scaling to
remarkably low powers. At this time, state-of-the-art devices achieve saturated nonlinear …

Quantum nondemolition measurements with optical parametric amplifiers for ultrafast universal quantum information processing

R Yanagimoto, R Nehra, R Hamerly, E Ng, A Marandi… - PRX Quantum, 2023 - APS
Realization of a room-temperature ultrafast photon-number-resolving quantum
nondemolition (QND) measurement would have significant implications for photonic …

Biasing the quantum vacuum to control macroscopic probability distributions

C Roques-Carmes, Y Salamin, J Sloan, S Choi… - Science, 2023 - science.org
Quantum field theory suggests that electromagnetic fields naturally fluctuate, and these
fluctuations can be harnessed as a source of perfect randomness. Many potential …

Dispersion-engineered nanophotonics: a flexible tool for nonclassical light

M Jankowski, J Mishra, MM Fejer - Journal of Physics: Photonics, 2021 - iopscience.iop.org
This article reviews recent progress in quasi-phasematched $\chi^{(2)} $ nonlinear
nanophotonics, with a particular focus on dispersion-engineered nonlinear interactions …

Quasi-static optical parametric amplification

M Jankowski, N Jornod, C Langrock, B Desiatov… - Optica, 2022 - opg.optica.org
High-gain optical parametric amplification is an important nonlinear process used both as a
source of coherent infrared light and as a source of nonclassical light. In this work, we …

Nondissipative non-Hermitian dynamics and exceptional points in coupled optical parametric oscillators

A Roy, S Jahani, Q Guo, A Dutt, S Fan, MA Miri… - Optica, 2021 - opg.optica.org
Engineered non-Hermitian systems featuring exceptional points (EPs) can lead to a host of
extraordinary phenomena in diverse fields ranging from photonics, acoustics, opto …

Onset of non-Gaussian quantum physics in pulsed squeezing with mesoscopic fields

R Yanagimoto, E Ng, A Yamamura, T Onodera… - Optica, 2022 - opg.optica.org
We study the emergence of non-Gaussian quantum features in pulsed squeezed light
generation with a mesoscopic number (ie, dozens to hundreds) of pump photons. Due to the …

Gauge-invariant theory of truncated quantum light-matter interactions in arbitrary media

C Gustin, S Franke, S Hughes - Physical Review A, 2023 - APS
The loss of gauge invariance in models of light-matter interaction which arises from material
and photonic space truncation can pose significant challenges to conventional quantum …

[HTML][HTML] Ultrashort pulse biphoton source in lithium niobate nanophotonics at 2 µm

J Williams, R Nehra, E Sendonaris, L Ledezma… - …, 2024 - degruyter.com
Photonics offers unique capabilities for quantum information processing (QIP) such as room-
temperature operation, the scalability of nanophotonics, and access to ultrabroad …