論文 - 桒原 真人
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Coherence of a spin-polarized electron beam emitted from a semiconductor photocathode in a transmission electron microscope 査読有り
M. Kuwahara, S. Kusunoki, Y. Nambo, X. G. Jin, T. Ujihara, H. Asano, Y. Takeda, N. Tanaka
Applied Physics Letters 105 巻 頁： 193101 2014年11月
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Direct measurement of conduction miniband structure in superlattice by visible-light photoemission spectroscopy 査読有り
F. Ichihashi, D. Shimura, K. Nishitani, T. Kawaguchi, M. Kuwahara, T. Ito, S. Harada, H. Katsuno, M. Tagawa, T. Ujihara
2014 IEEE 40th Photovoltaic Specialist Conference (PVSC) 2014年10月
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Experimental investigation of an optimum configuration for a high-voltage photoemission gun for operation > 500 kV 査読有り
N. Nishimori, R. Nagai, S. Matsuba, R. Hajima, M. Yamamoto, Y. Honda, T. Miyajima, H. Iijima, M. Kuriki, M. Kuwahara
Phys. Rev. ST. Accel. Beam 17 巻 頁： 053401 2014年5月
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Spatial and temporal coherence in spin-polarized transmission electron microscopy 査読有り
M, Kuwahara, S. Kusunoki, Y. Nambo, K. Sameshima, K. Saitoh, T. Ujihara, H. Asano, Y. Takeda, N. Tanaka
AMTC Letters 4 巻 頁： 262 2014年5月
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Nano-second Time-Resolved Measurement in Spin-Polarized Pulse TEM 査読有り
Y. Nambo, M. Kuwahara, S. Kusunoki, K. Sameshima, K. Saitoh, T. Ujihara, H. Asano, Y. Takeda, N. Tanaka
AMTC Letters 4 巻 頁： 256 2014年5月
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Electron spectroscopy of conduction electrons excited by visible light utilizing NEA surface 査読有り
F. Ichihashi. D. Shimura, K. Nishitani, M. Kuwahara, T. Ito, S. Harada, M. Tagawa, T. Ujihara
2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) 2014年2月
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Ultrahigh-resolution direct observation of mini-bands formed in InGaAs/AlGaAs superlattice 査読有り
D. Shimura, F. Ichihashi, K. Nishitani, S. Harada, M. Kuwahara, T. Ito, M. Matsunami, S. Kimura, T. Sakai, M. Tagawa, T. Ujihara
2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) 2014年2月
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Progress in photocathode dc gun at the compact ERL 査読有り
N. Nishimori, R. Nagai, S. Matsuba, R. Hajima, M. Yamamoto, Y. Honda, T. Miyajima, H. Iijima, M. Kuriki, M. Kuwahara
Proceedings of 35th International Free-Electron Laser Conference 頁： 184 2013年8月
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Temporal response measurements of GaAs-based photocathodes 査読有り
Y. Honda, S. Matsuba, X. G. Jin, T. Miyajima, M. Yamamoto, T. Uchiyama, M. Kuwahara, Y. Takeda
Jpn. J. Appl. Phys 52 巻 頁： 086401 2013年7月
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Phase-locking of oscillating images using laser-induced spin-polarized pulse TEM 査読有り
Makoto Kuwahara, Yoshito Nambo, Soichiro Kusunoki, Xiuguang Jin, Koh Saitoh, Hidefumi Asano, Toru Ujihara, Yoshikazu Takeda, Tsutomu Nakanishi, and Nobuo Tanaka
Microscopy 2013年6月
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Generation of a 500-keV electron beam from a high voltage photoemission gun 査読有り
Nobuyuki Nishimori, Ryoji Nagai, Shunya Matsuba, Ryoichi Hajima, Masahiro Yamamoto, Tsukasa Miyajima, Yosuke Honda, Hokuto Iijima, Masao Kuriki, and Makoto Kuwahara
Applied Physics Letters 102 巻 頁： 234103 2013年6月
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Temporal Generation of a 500-keV electron beam from a high voltage photoemission gun 査読有り
N. Nishimori, R. Nagai, S. Matsuba, R. Hajima, M. Yamamoto, Y. Honda, T. Miyajima, H. Iijima, M. Kuriki, M. Kuwahara
Appl. Phys. Lett. 102 巻 頁： 234103 2013年6月
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スピン偏極パルス透過電子顕微鏡の開発 招待有り 査読有り
桑原真人、中西彊、竹田美和、田中信夫
顕微鏡 48 巻 ( 1 ) 頁： 3-8 2013年6月
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Progress in a photocathode DC gun at the compact ERL
N. Nishimori, R. Nagai, S. Matsuba, R. Hajima, M. Yamamoto, Y. Honda, T. Miyajima, H. Iijima, M. Kuriki, M. Kuwahara
FEL 2013: Proceedings of the 35th International Free-Electron Laser Conference 頁： 184-188 2013年1月
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Development of a photoemission dc gun at JAEA 査読有り
N. Nishimori, R. Nagai, S. Matsuba, R. Hajima, M. Yamamoto, Y. Honda, T. Miyajima, H. Iijima, M. Kuriki, M. Kuwahara
Proceedings of 34th International Free Electron Laser Conference 頁： 161 2012年8月
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30-kV spin-polarized transmission electron microscope using GaAs-GaAsP strained superlattice photocathode 査読有り
M Kuwahara, S. Kusunoki, X. G. Jin, T. Nakanishi, Y Takeda, K Saitoh, T Ujihara, H Asano, N Tanaka
Applied Physics Letters 101 巻 頁： 033102 2012年7月
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Development of Spin-Polarized and Pulsed TEM 査読有り
M Kuwahara, F. Ichihashi, S. Kusunoki, Y Takeda, K Saitoh, T Ujihara, H Asano, T. Nakanishi, N Tanaka
Journal of Physics: Conference Series 371 巻 頁： 012004 2012年7月
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Spin-polarized TEM using an NEA photocathode 査読有り
M. Kuwahara
Advanced Microscopy and Theoretical Calculations Letters 3 巻 頁： 180 2012年5月
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Mean Transverse Energy Measurement of Negative Electron Affinity GaAs-Based Photocathode 査読有り
S. Matsuba, Y. Honda, X. G. Jin, T. Miyajima, M. Yamamoto, T. Uchiyama, M. Kuwahara, Y. Takeda
Japanese Journal of Applied Physics 51 巻 頁： 046402 2012年3月
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Development of spin-polarized transmission electron microscope 査読有り
M. Kuwahara, Y. Takeda, K. Saitoh, T. Ujihara, H. Asano, T. Nakanishi, N Tanaka
Journal of Physics: Conference Series 298 巻 頁： 012016 2011年6月