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Dive into the research topics where Chiyuki Hirai is active.

Publication


Featured researches published by Chiyuki Hirai.


Physical Review B | 2004

Electronic structure of Cr1-δX(X=S, Te) studied by Cr 2p soft x-ray magnetic circular dichroism

Koichiro Yaji; Akio Kimura; Chiyuki Hirai; M. Taniguchi; Michie Koyama; Hitoshi Sato; Kenya Shimada; A. Tanaka; Takayuki Muro; S. Imada; Shigemasa Suga

Cr


Solid State Communications | 2003

Electronic structure of Cr1−δS (δ=0, 0.17) with NiAs-type crystal structure

M. Koyama; Hitoshi Sato; Y. Ueda; Chiyuki Hirai; M. Taniguchi

2p


Journal of Applied Physics | 2005

Soft x-ray magnetic circular dichroism study of Cr tellurides

Koichiro Yaji; Akio Kimura; Michie Koyama; Chiyuki Hirai; Hitoshi Sato; Kenya Shimada; A. Tanaka; M. Taniguchi

core excited x-ray absorption and x-ray magnetic circular dichroism (XMCD) spectra of ferromagnetic


Physical Review B | 2003

Electronic structure of oxysulfide (LaO)CuS and (La1-xCaxO)Cu1-xNixS (x≤0.10) studied by photoemission and inverse-photoemission spectroscopies

Hitoshi Sato; H. Negishi; Asami Wada; Akihiro Ino; Saiko Negishi; Chiyuki Hirai; Hirofumi Namatame; M. Taniguchi; Koichi Takase; Yumiko Takahashi; Tomohiro Shimizu; Yoshiki Takano; Kazuko Sekizawa

{\mathrm{Cr}}_{1\text{\penalty1000-\hskip0pt}\ensuremath{\delta}}\mathrm{Te}


Physica B-condensed Matter | 2004

Mn 2p-3d soft X-ray magnetic circular dichroism study of Mn5Ge3

Chiyuki Hirai; H. Sato; Akio Kimura; Koichiro Yaji; K. Iori; M. Taniguchi; Koichi Hiraoka; Takayuki Muro; A. Tanaka

with several concentrations of


Journal of Electron Spectroscopy and Related Phenomena | 2005

Ultraviolet photoemission and inverse-photoemission studies of Cr1−δTe

Michie Koyama; H. Sato; Y. Ueda; Chiyuki Hirai; M. Taniguchi

\ensuremath{\delta}=0.11--0.33


Journal of Electron Spectroscopy and Related Phenomena | 2005

Cr 2p XMCD spectra of ferromagnetic Cr1−δTe: A configuration interaction picture

Koichiro Yaji; Akio Kimura; Michie Koyama; Chiyuki Hirai; Hitoshi Sato; Kenya Shimada; A. Tanaka; Takayuki Muro; M. Taniguchi

and ferrimagnetic


Physica B-condensed Matter | 2004

Spin and orbital electronic states of Sm 4f electrons in (Sm, Gd)Al2

Shan Qiao; Akio Kimura; Hiromichi Adachi; T. Kambe; K. Yoshikawa; Koichiro Yaji; Chiyuki Hirai; Hitoshi Sato; Yukiharu Takeda; H. Namatame; M. Taniguchi; A. Tanaka; Takayuki Muro; S. Imada; S. Suga

{\mathrm{Cr}}_{5}{\mathrm{S}}_{6}


Physica B-condensed Matter | 2004

Soft X-ray magnetic circular dichroism study of Cr5S6

Koichiro Yaji; Michie Koyama; Akio Kimura; Chiyuki Hirai; Hitoshi Sato; Kenya Shimada; A. Tanaka; M. Taniguchi

have been measured. The observed XMCD line shapes are found to very weakly depend on


Journal of Electron Spectroscopy and Related Phenomena | 2005

Co 2p-3d resonant photoemission spectroscopy of CoSb3

Y. Ueda; H. Sato; Chiyuki Hirai; M. Arita; Akio Kimura; M. Taniguchi; A. Irisawa; Takayuki Muro; Y. Saitoh; A. Sekiyama; S. Suga

\ensuremath{\delta}

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M. Taniguchi

Synchrotron Radiation Center

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Hitoshi Sato

Synchrotron Radiation Center

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H. Sato

Synchrotron Radiation Center

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Kenya Shimada

Synchrotron Radiation Center

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S. Imada

Ritsumeikan University

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