Enhancement of terahertz electromagnetic wave emission from an undoped GaAs∕ n-type GaAs epitaxial layer structure H Takeuchi, J Yanagisawa, T Hasegawa, M Nakayama Applied Physics Letters 93 (8), 2008 | 48 | 2008 |
Characteristics of photoluminescence due to exciton-exciton scattering in GaAs/AlAs multiple quantum wells M Nakayama, T Hirao, T Hasegawa Journal of Applied Physics 105 (12), 2009 | 14 | 2009 |
Photoluminescence properties of exciton–exciton scattering in a GaAs/AlAs multiple quantum well M Nakayama, T Hirao, T Hasegawa Physica E: Low-dimensional Systems and Nanostructures 42 (10), 2644-2647, 2010 | 10 | 2010 |
Transformation process from quantum beats of miniband excitons to Bloch oscillations in a superlattice under applied electric fields T Hasegawa, K Mizoguchi, M Nakayama Physical Review B 76 (11), 115323, 2007 | 9 | 2007 |
Electroreflectance Observation of Transformation Processes of the First and Second Minibands to Wannier–Stark Localization States in a GaAs/AlAs Superlattice T Hasegawa, M Nakayama Japanese journal of applied physics 44 (12R), 8340, 2005 | 8 | 2005 |
Ultrafast dynamics of coherent optical phonon correlated with the antiferromagnetic transition in a hexagonal YMnO3 epitaxial film T Hasegawa, N Fujimura, M Nakayama Applied Physics Letters 111 (19), 2017 | 7 | 2017 |
Characteristics of ultrafast optical responses originating from non-equilibrium carrier transport in undoped GaAs/n-type GaAs epitaxial structures T Hasegawa, Y Takagi, H Takeuchi, H Yamada, M Hata, M Nakayama Journal of Applied Physics 113 (20), 2013 | 6 | 2013 |
Ultrafast optical response originating from carrier-transport processes in undoped GaAs/n-type GaAs epitaxial structures T Hasegawa, Y Takagi, H Takeuchi, H Yamada, M Hata, M Nakayama Applied Physics Letters 100 (21), 2012 | 6 | 2012 |
Characteristics of Coherent Optical Phonons in a Hexagonal YMnO3 Thin Film T Hasegawa Applied Sciences 9 (4), 704, 2019 | 4 | 2019 |
High-sensitivity polarization modulation reflectance spectroscopy of cavity polaritons in a ZnO microcavity T Hasegawa, R Kishimoto, Y Takagi, T Kawase, DG Kim, M Nakayama Applied Physics Express 7 (3), 032003, 2014 | 4 | 2014 |
Electric field effects on excitonic quantum beats in a single quantum well embedded in a GaAs/AlAs superlattice T Hasegawa, Y Takagi, M Nakayama Physical Review B 83 (20), 205309, 2011 | 4 | 2011 |
Photoluminescence due to exciton–exciton scattering in a GaAs/AlAs multiple quantum well T Hirao, T Hasegawa, M Nakayama Journal of luminescence 128 (5-6), 960-962, 2008 | 4 | 2008 |
Excitonic quantum beat at the mini-Brillouin-zone boundary in a GaAs/AlAs superlattice T Hasegawa, K Mizoguchi, M Nakayama Journal of luminescence 128 (5-6), 1056-1058, 2008 | 4 | 2008 |
Characteristics of terahertz wave emissions under the coexistence of different sub-picosecond transient phenomena in GaAs epitaxial films T Hasegawa, Y Okushima, Y Tanaka Applied Physics Express 14 (4), 041005, 2021 | 3 | 2021 |
Upconversion of photoluminescence due to subband resonances in a GaAs/AlAs multiple quantum well structure T Hasegawa, S Okamoto, M Nakayama Physica E: Low-dimensional Systems and Nanostructures 42 (10), 2648-2651, 2010 | 3 | 2010 |
Unique characteristics of nonequilibrium carrier transport dynamics in an undoped GaAs/n-type GaAs epitaxial structure T Hasegawa, M Nakayama Applied Physics Express 9 (7), 071001, 2016 | 2 | 2016 |
Photocurrent bistability in a GaAs∕ AlxGa1− xAs superlattice under resonant-coupling conditions of Wannier-Stark localization states T Hasegawa, M Nakayama Journal of applied physics 101 (4), 2007 | 2 | 2007 |
Quantum beat of heavy-hole and light-hole excitons originating from interband Stark-ladder transitions in a biased GaAs/AlAs superlattice T Hasegawa Applied Physics Express 16 (2), 021007, 2023 | | 2023 |
超高速過渡現象の調査にむけた光励起キャリア電場遮蔽効果の制御 長谷川尊之, 小島磨 日本赤外線学会誌= Journal of the Japan Society of Infrared Science and …, 2023 | | 2023 |
Electric field dependence of terahertz wave emission in temperature-controlled GaAs epitaxial films T Hasegawa, M Marui, Y Tanaka Applied Physics Express 15 (5), 051001, 2022 | | 2022 |