フォロー
Kohei Nagai
Kohei Nagai
NTT Basic Research Laboratory
確認したメール アドレス: ntt.com
タイトル
引用先
引用先
Interband resonant high-harmonic generation by valley polarized electron–hole pairs
N Yoshikawa, K Nagai, K Uchida, Y Takaguchi, S Sasaki, Y Miyata, ...
Nature communications 10 (1), 3709, 2019
1432019
Visualization of two-dimensional transition dipole moment texture in momentum space using high-harmonic generation spectroscopy
K Uchida, V Pareek, K Nagai, KM Dani, K Tanaka
Physical Review B 103 (16), L161406, 2021
372021
Control of high-harmonic generation by tuning the electronic structure and carrier injection
H Nishidome, K Nagai, K Uchida, Y Ichinose, Y Yomogida, Y Miyata, ...
Nano Letters 20 (8), 6215-6221, 2020
372020
Effect of incoherent electron-hole pairs on high harmonic generation in an atomically thin semiconductor
K Nagai, K Uchida, S Kusaba, T Endo, Y Miyata, K Tanaka
Physical Review Research 5 (4), 043130, 2023
222023
Dynamical symmetry of strongly light-driven electronic system in crystalline solids
K Nagai, K Uchida, N Yoshikawa, T Endo, Y Miyata, K Tanaka
Communications Physics 3 (1), 137, 2020
192020
Diabatic and adiabatic transitions between Floquet states imprinted in coherent exciton emission in monolayer WSe2
K Uchida, S Kusaba, K Nagai, TN Ikeda, K Tanaka
Science Advances 8 (51), eabq7281, 2022
132022
Inherent limit to coherent phonon generation under nonresonant light-field driving
K Uchida, K Nagai, N Yoshikawa, K Tanaka
Physical Review B 101 (9), 094301, 2020
72020
Ultrafast Electron-Electron Scattering in Metallic Phase of Probed by High Harmonic Generation
KS Takeda, K Uchida, K Nagai, S Kusaba, S Takahashi, K Tanaka
Physical Review Letters 132 (18), 186901, 2024
22024
Influence of Laser Intensity and Location of the Fermi Level on Tunneling Processes for High-Harmonic Generation in Arrayed Semiconducting Carbon Nanotubes
H Nishidome, M Omoto, K Nagai, K Uchida, Y Murakami, J Eda, H Okubo, ...
ACS Photonics 11 (1), 171-179, 2023
22023
Exciton-coherence generation through diabatic and adiabatic dynamics of Floquet state
K Uchida, S Kusaba, K Nagai, TN Ikeda, K Tanaka
arXiv preprint arXiv:2202.13315, 2022
12022
Photo-carrier doping effect on high-order harmonic generation in monolayer WSe2
K Nagai, K Uchida, S Kusaba, T Endo, Y Miyata, K Tanaka
2020 45th International Conference on Infrared, Millimeter, and Terahertz …, 2020
12020
High Harmonic Generation in Metallic Phase of 2H-NbSe2
K Shimomura, K Uchida, K Nagai, S Kusaba, K Tanaka
2019 44th International Conference on Infrared, Millimeter, and Terahertz …, 2019
12019
High-harmonic spin-orbit angular momentum generation in crystalline solids preserving multiscale dynamical symmetry
K Nagai, T Okamoto, Y Shinohara, H Sanada, K Oguri
Science Advances 10 (31), eado7315, 2024
2024
Generation of high-order vortex harmonics in solids through spin-orbit interaction of light
K Nagai, T Okamoto, Y Shinohara, H Sanada, K Oguri
The European Conference on Lasers and Electro-Optics, cf_1_2, 2023
2023
1.7-cycle intense pulse source for MHz attosecond pulse generation
T Okamoto, K Nagai, Y Kunihashi, Y Shinohara, H Sanada, MC Chen, ...
The European Conference on Lasers and Electro-Optics, cf_2_2, 2023
2023
Signature of Diabatic Transition of Dressed Excitons in Monolayer
K Uchida, S Kusaba, K Nagai, TN Ikeda, K Tanaka
2023 Conference on Lasers and Electro-Optics Europe & European Quantum …, 2023
2023
Signature of diabatic transition of dressed excitons in monolayer WSe2
K Uchida, S Kusaba, K Nagai, TN Ikeda, K Tanaka
European Quantum Electronics Conference, ee_1_2, 2023
2023
Mid-infrared Non-perturbative Nonlinear Optics in Atomically Thin Semiconductors
K Nagai
Kyoto University, 2022
2022
Transition dipole moment structure revealed by high harmonic generation spectroscopy in thin layer black phosphorus
K Uchida, V Pareek, K Nagai, KM Dani, K Tanaka
European Quantum Electronics Conference, ee_2_4, 2021
2021
High-harmonic generation in monolayer WSe2under photo-carrier doping
K Nagai, K Uchida, S Kusaba, T Endo, Y Miyata, K Tanaka
European Quantum Electronics Conference, ee_2_1, 2021
2021
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