Yukihiro Harada
Yukihiro Harada
Verifierad e-postadress på eedept.kobe-u.ac.jp
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Experimental and atomistic theoretical study of degree of polarization from multilayer InAs/GaAs quantum dot stacks
M Usman, T Inoue, Y Harda, G Klimeck, T Kita
Physical review B 84 (11), 115321, 2011
532011
One-dimensional miniband formation in closely stacked InAs/GaAs quantum dots
A Takahashi, T Ueda, Y Bessho, Y Harada, T Kita, E Taguchi, H Yasuda
Physical Review B 87 (23), 235323, 2013
482013
Multidirectional observation of photoluminescence polarization anisotropy in closely stacked InAs/GaAs quantum dots
Y Ikeuchi, T Inoue, M Asada, Y Harada, T Kita, E Taguchi, H Yasuda
Applied physics express 4 (6), 062001, 2011
432011
Two-step photon absorption in InAs/GaAs quantum-dot superlattice solar cells
T Kada, S Asahi, T Kaizu, Y Harada, T Kita, R Tamaki, Y Okada, K Miyano
Physical Review B 91 (20), 201303, 2015
392015
Effect of internal electric field on InAs/GaAs quantum dot solar cells
N Kasamatsu, T Kada, A Hasegawa, Y Harada, T Kita
Journal of Applied Physics 115 (8), 083510, 2014
332014
Carrier dynamics of the intermediate state in InAs/GaAs quantum dots coupled in a photonic cavity under two-photon excitation
T Kita, T Maeda, Y Harada
Physical Review B 86 (3), 035301, 2012
322012
Assessing the nature of the distribution of localised states in bulk GaAsBi
T Wilson, NP Hylton, Y Harada, P Pearce, D Alonso-Álvarez, A Mellor, ...
Scientific reports 8 (1), 1-10, 2018
272018
Intraband carrier dynamics in InAs/GaAs quantum dots stimulated by bound-to-continuum excitation
Y Harada, T Maeda, T Kita
Journal of Applied Physics 113 (22), 223511, 2013
272013
Fine structure splitting of isoelectronic bound excitons in nitrogen-doped GaAs
T Kita, Y Harada, O Wada
Physical Review B 77 (19), 193102, 2008
252008
Anisotropic magneto-optical effects in one-dimensional diluted magnetic semiconductors
Y Harada, T Kita, O Wada, H Ando
Physical Review B 74 (24), 245323, 2006
202006
Nanosecond-scale hot-carrier cooling dynamics in one-dimensional quantum dot superlattices
Y Harada, N Kasamatsu, D Watanabe, T Kita
Physical Review B 93 (11), 115303, 2016
182016
Hot-carrier solar cells using low-dimensional quantum structures
D Watanabe, N Kasamatsu, Y Harada, T Kita
Applied Physics Letters 105 (17), 171904, 2014
182014
Polarization-insensitive optical gain characteristics of highly stacked InAs/GaAs quantum dots
T Kita, M Suwa, T Kaizu, Y Harada
Journal of Applied Physics 115 (23), 233512, 2014
172014
Epitaxial two-dimensional nitrogen atomic sheet in GaAs
Y Harada, M Yamamoto, T Baba, T Kita
Applied Physics Letters 104 (4), 041907, 2014
162014
Intermediate band photovoltaics based on interband–intraband transitions using In0.53Ga0.47As/InP superlattice
W Hu, Y Harada, A Hasegawa, T Inoue, O Kojima, T Kita
Progress in Photovoltaics: Research and Applications 21 (4), 472-480, 2013
162013
Energy conversion efficiency of solar cells
T Kita, Y Harada, S Asahi
Springer, 2019
132019
Increasing conversion efficiency of two-step photon up-conversion solar cell with a voltage booster hetero-interface
S Asahi, K Kusaki, Y Harada, T Kita
Scientific reports 8 (1), 1-8, 2018
122018
Efficient two-step photocarrier generation in bias-controlled InAs/GaAs quantum dot superlattice intermediate-band solar cells
T Kada, S Asahi, T Kaizu, Y Harada, R Tamaki, Y Okada, T Kita
Scientific reports 7 (1), 1-10, 2017
122017
Extremely uniform bound exciton states in nitrogen δ-doped GaAs studied by photoluminescence spectroscopy in external magnetic fields
Y Harada, T Kubo, T Inoue, O Kojima, T Kita
Journal of Applied Physics 110 (8), 083522, 2011
112011
Thermal annealing effects on ultra-violet luminescence properties of Gd doped AlN
T Kita, Y Ishizu, K Tsuji, Y Harada, Y Chigi, T Nishimoto, H Tanaka, ...
Journal of Applied Physics 117 (16), 163105, 2015
102015
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Artiklar 1–20