Band-unfolding approach to moiré-induced band-gap opening and Fermi level velocity reduction in twisted bilayer graphene H Nishi, Y Matsushita, A Oshiyama
Physical Review B 95 (8), 085420, 2017
46 2017 Implementation of quantum imaginary-time evolution method on NISQ devices by introducing nonlocal approximation H Nishi, T Kosugi, Y Matsushita
npj Quantum Information 7 (1), 85, 2021
44 2021 Imaginary-time evolution using forward and backward real-time evolution with a single ancilla: First-quantized eigensolver algorithm for quantum chemistry T Kosugi, Y Nishiya, H Nishi, Y Matsushita
Physical Review Research 4 (3), 033121, 2022
34 2022 Band structures in coupled-cluster singles-and-doubles Green’s function (GFCCSD) Y Furukawa, T Kosugi, H Nishi, Y Matsushita
The Journal of Chemical Physics 148 (20), 2018
26 2018 Comparison of Green’s functions for transition metal atoms using self-energy functional theory and coupled-cluster singles and doubles (CCSD) T Kosugi, H Nishi, Y Furukawa, Y Matsushita
The Journal of chemical physics 148 (22), 2018
18 2018 Unfolding energy spectra of double-periodicity two-dimensional systems: Twisted bilayer graphene and on graphene Y Matsushita, H Nishi, J Iwata, T Kosugi, A Oshiyama
Physical Review Materials 2 (1), 010801, 2018
18 2018 Quasiparticle energy spectra of isolated atoms from coupled-cluster singles and doubles (CCSD): Comparison with exact CI calculations H Nishi, T Kosugi, Y Furukawa, Y Matsushita
The Journal of Chemical Physics 149 (3), 2018
16 2018 Mining single-electron spectra of the interface states from a supercell band structure of silicene on an substrate with band-unfolding methodology JI Iwata, Y Matsushita, H Nishi, ZX Guo, A Oshiyama
Physical Review B 96 (23), 235442, 2017
12 2017 Periodicity-free unfolding method of electronic energy spectra T Kosugi, H Nishi, Y Kato, Y Matsushita
Journal of the Physical Society of Japan 86 (12), 124717, 2017
10 2017 Exhaustive search for optimal molecular geometries using imaginary-time evolution on a quantum computer T Kosugi, H Nishi, Y Matsushita
npj Quantum Information 9 (1), 112, 2023
8 2023 Optimal scheduling in probabilistic imaginary-time evolution on a quantum computer H Nishi, K Hamada, Y Nishiya, T Kosugi, Y Matsushita
Physical Review Research 5 (4), 043048, 2023
4 * 2023 First-quantized eigensolver for ground and excited states of electrons under a uniform magnetic field T Kosugi, H Nishi, Y Matsushita
Japanese Journal of Applied Physics, 2023
4 2023 Acceleration of probabilistic imaginary-time evolution method combined with quantum amplitude amplification H Nishi, T Kosugi, Y Nishiya, Y Matsushita
arXiv preprint arXiv:2212.13816, 2022
3 2022 Annealing for prediction of grand canonical crystal structures: Implementation of -body atomic interactions Y Couzinié, Y Nishiya, H Nishi, T Kosugi, H Nishimori, Y Matsushita
Physical Review A 109 (3), 032416, 2024
2 * 2024 Systematic study on the dependence of the warm-start quantum approximate optimization algorithm on approximate solutions KN Okada, H Nishi, T Kosugi, Y Matsushita
Scientific Reports 14 (1), 1167, 2024
2 2024 Quantum error mitigation via quantum-noise-effect circuit groups Y Hama, H Nishi
Scientific Reports 14 (1), 6077, 2024
1 2024 First-quantized adiabatic time evolution for the ground state of a many-electron system and the optimal nuclear configuration Y Nishiya, H Nishi, Y Couzinié, T Kosugi, Y Matsushita
Physical Review A 109 (2), 022423, 2024
1 2024 Optimized synthesis of circuits for diagonal unitary matrices with reflection symmetry X Huang, T Kosugi, H Nishi, Y Matsushita
Journal of the Physical Society of Japan 93 (5), 054002, 2024
2024 Qubit encoding for a mixture of localized functions T Kosugi, S Daimon, H Nishi, Y Matsushita
arXiv preprint arXiv:2404.18529, 2024
2024 Channel Attention for Quantum Convolutional Neural Networks G Budiutama, S Daimon, H Nishi, R Kaneko, T Ohtsuki, Y Matsushita
arXiv preprint arXiv:2311.02871, 2023
2023