Koji Enbutsu

A coherent Ising machine for 2000-node optimization problems

Takahiro Inagaki, Yoshitaka Haribara, Koji Igarashi et al. · Science · 2016 · 759 citations

100,000-spin coherent Ising machine

Toshimori Honjo, Tomohiro Sonobe, Kensuke Inaba et al. · Science Advances · 2021 · 293 citations · Full text

Engineering, Advanced Computing, Computer Architecture +18

Understanding dynamics of coherent Ising machines through simulation of large-scale 2D Ising models

Fabian Böhm, Takahiro Inagaki, Kensuke Inaba et al. · Nature Communications · 2018 · 59 citations · Full text

Over-30-dB gain and 1-dB noise figure phase-sensitive amplification using a pump-combiner-integrated fiber I/O PPLN module

Takushi Kazama, Takeshi Umeki, Shimpei Shimizu et al. · Optics Express · 2021 · 53 citations · Full text

Photonics, Engineering, Optical Amplification +10

Over-8-dB squeezed light generation by a broadband waveguide optical parametric amplifier toward fault-tolerant ultra-fast quantum computers

Takahiro Kashiwazaki, Taichi Yamashima, Koji Enbutsu et al. · Applied Physics Letters · 2023 · 51 citations · Full text