Fumiya Sekiguchi, Minoru Sakamoto, Kotaro Nakagawa, Hirokazu Tahara, Shunsuke A. Sato, Hideki Hirori, Yoshihiko Kanemitsu. Enhancing high harmonic generation in GaAs by elliptically polarized light excitation. Physical Review B. 2023. 108. 20
Zhenya Zhang, Fumiya Sekiguchi, Takahiro Moriyama, Shunsuke C. Furuya, Masahiro Sato, Takuya Satoh, Yu Mukai, Koichiro Tanaka, Takafumi Yamamoto, Hiroshi Kageyama, et al. Generation of third-harmonic spin oscillation from strong spin precession induced by terahertz magnetic near fields. Nature Communications. 2023. 14. 1
Fumiya Sekiguchi, Go Yumoto, Hideki Hirori, Yoshihiko Kanemitsu. Polarization anomaly in high harmonics in the crossover region between perturbative and extreme nonlinearity in GaAs. Physical Review B. 2022. 106. 24
Fumiya Sekiguchi, Kestutis Budzinauskas, Prashant Padmanabhan, Rolf B. Versteeg, Vladimir Tsurkan, István Kézsmárki, Francesco Foggetti, Sergey Artyukhin, Paul H. M. van Loosdrecht. Slowdown of photoexcited spin dynamics in the non-collinear spin-ordered phases in skyrmion host GaV4S8. Nature Communications. 2022
Go Yumoto, Fumiya Sekiguchi, Ruito Hashimoto, Tomoya Nakamura, Atsushi Wakamiya, Yoshihiko Kanemitsu. Rapidly expanding spin-polarized exciton halo in a two-dimensional halide perovskite at room temperature. Science Advances. 2022. 8. 30
Photoinduced magnetization dynamics in the skyrmion-host lacunar spinel GaV4S8
(DPG Spring Meeting of the Condensed Matter Section 2019)
Optically driven magnetization dynamics and coherent spin excitation in the cycloid and skyrmion-lattice phases of GaV4S8
(International Conference, CRC1238 “Control and Dynamics of Quantum Materials” 2018)
Optically triggered magnetization dynamics and collective spin precession in skyrmion-host GaV4S8
(DPG Spring Meeting of the Condensed Matter Section 2018)
Magnetization dynamics and coherent spin precession in GaV4S8 triggered by optical excitation
(Gordon Research Conference (Ultrafast Phenomena in Cooperative Systems) 2018)
Exciton Mott transition in GaAs studied by terahertz spectroscopy
(SPIE Photonics West (Ultrafast Phenomena and Nanophotonics XXI) 2017)