所属学協会
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日本顕微鏡学会
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日本金属学会
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The Japan Institute of Metals
2024/12/07 更新
日本顕微鏡学会
日本金属学会
The Japan Institute of Metals
電子顕微鏡
材料科学
Best Poster Young Researcher Presentation Award in BMGV
2006年
融体・金属ガラスの局所原子構造のその場観察
気相急冷による硬質磁性合金ナノ粒子の形成と電子線構造解析ならびに磁性評価
急相急冷による硬質磁性合金ナノ粒子の形成と電子線構造解析ならびに磁性評価
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Structural analysis of polycrystalline BiFeO3 films by transmission electron microscopy
Hiroshi Naganuma, Andras Kovacs, Akihiko Hirata, Yoshihiko Hirotsu, Soichiro Okamura
MATERIALS TRANSACTIONS 48 ( 9 ) 2370 - 2373 2007年09月
Structural analysis of polycrystalline BiFeO3 films by transmission electron microscopy
Hiroshi Naganuma, Andras Kovacs, Akihiko Hirata, Yoshihiko Hirotsu, Soichiro Okamura
MATERIALS TRANSACTIONS 48 ( 9 ) 2370 - 2373 2007年09月
Structural analysis of polycrystalline BiFeO3 films by transmission electron microscopy
Hiroshi Naganuma, Andras Kovacs, Akihiko Hirata, Yoshihiko Hirotsu, Soichiro Okamura
MATERIALS TRANSACTIONS 48 ( 9 ) 2370 - 2373 2007年09月
Voronoi analysis of the structure of Ni-Zr-Al ternary metallic glass
T. Fukunaga, K. Itoh, T. Otomo, K. Mori, A. Sugiyama, H. Kato, A. Hasegawa, A. Hirata, Y. Hirotsu, A. C. Hannon
MATERIALS TRANSACTIONS 48 ( 7 ) 1698 - 1702 2007年07月
Voronoi analysis of the structure of Ni-Zr-Al ternary metallic glass
T. Fukunaga, K. Itoh, T. Otomo, K. Mori, A. Sugiyama, H. Kato, A. Hasegawa, A. Hirata, Y. Hirotsu, A. C. Hannon
MATERIALS TRANSACTIONS 48 ( 7 ) 1698 - 1702 2007年07月
Voronoi analysis of the structure of Ni-Zr-Al ternary metallic glass
T. Fukunaga, K. Itoh, T. Otomo, K. Mori, A. Sugiyama, H. Kato, A. Hasegawa, A. Hirata, Y. Hirotsu, A. C. Hannon
MATERIALS TRANSACTIONS 48 ( 7 ) 1698 - 1702 2007年07月
Voronoi analysis of the structure of Ni-Zr-Al ternary metallic glass
T. Fukunaga, K. Itoh, T. Otomo, K. Mori, A. Sugiyama, H. Kato, A. Hasegawa, A. Hirata, Y. Hirotsu, A. C. Hannon
MATERIALS TRANSACTIONS 48 ( 7 ) 1698 - 1702 2007年07月
Local atomic structure analysis of Zr-Ni and Zr-Cu metallic glasses using electron diffraction
Akihiko Hirata, Takuro Morino, Yoshihiko Hirotsu, Keiji Itoh, Toshiharu Fukunaga
Materials Transactions 48 ( 6 ) 1299 - 1303 2007年06月
Direct imaging of local atomic ordering in a Pd-Ni-P bulk metallic glass using C-s-corrected transmission electron microscopy
Akihiko Hirata, Yoshihiko Hirotsu, T. G. Nieh, Tadakatsu Ohkubo, Nobuo Tanaka
ULTRAMICROSCOPY 107 ( 2-3 ) 116 - 123 2007年02月
Direct imaging of local atomic ordering in a Pd-Ni-P bulk metallic glass using C-s-corrected transmission electron microscopy
Akihiko Hirata, Yoshihiko Hirotsu, T. G. Nieh, Tadakatsu Ohkubo, Nobuo Tanaka
ULTRAMICROSCOPY 107 ( 2-3 ) 116 - 123 2007年02月
Direct imaging of local atomic ordering in a Pd-Ni-P bulk metallic glass using C-s-corrected transmission electron microscopy
Akihiko Hirata, Yoshihiko Hirotsu, T. G. Nieh, Tadakatsu Ohkubo, Nobuo Tanaka
ULTRAMICROSCOPY 107 ( 2-3 ) 116 - 123 2007年02月
Direct imaging of local atomic ordering in a Pd-Ni-P bulk metallic glass using C-s-corrected transmission electron microscopy
Akihiko Hirata, Yoshihiko Hirotsu, T. G. Nieh, Tadakatsu Ohkubo, Nobuo Tanaka
ULTRAMICROSCOPY 107 ( 2-3 ) 116 - 123 2007年02月
Mossbauer study of ultrathin Fe/Al multilayer films
D. Kaptas, J. Balogh, T. Kemeny, L. F. Kiss, L. Bujdoso, A. Kovacs, A. Hirata, I. Vincze
PHYSICAL REVIEW B 75 ( 1 ) 2007年01月
Change of Nanostructure in (Fe0.5Co0.5)72B20Si4Nb4 Metallic Glass on Annealing
Mater. Sci. Forum 539-543 2077-2081 2007年
Local Structure Studies of Metallic Glasses using HREM and Electron Diffraction
2007年
Change of Nanostructure in (Fe0.5Co0.5)72B20Si4Nb4 Metallic Glass on Annealing
Mater. Sci. Forum 539-543 2077-2081 2007年
Local Atomic Structure Analysis of Zr-Ni and Zr-Cu Metallic Glasses using Electron Diffraction
Mater. Trans. 48 1229-1303 2007年
Local Atomic Structure Analysis of Zr-Ni and Zr-Cu Metallic Glasses using Electron Diffraction
Mater. Trans. 48 1229-1303 2007年
Observation of Local Structural Change in the Course of Primary Crystallization of Metallic Glasses
2007年
Observation of Local Structural Change in the Course of Primary Crystallization of Metallic Glasses
2007年
Structural Analysis of BiFeO3 Polycrystalline Films by Transmission Electron Microscopy
Mater. Trans. 48 2370-2377 2007年
Local Structure Studies of Metallic Glasses using HREM and Electron Diffraction
2007年
Change of Nanostructure in (Fe0.5Co0.5)72B20Si4Nb4 Metallic Glass on Annealing
Mater. Sci. Forum 539-543 2077-2081 2007年
Local Structure Studies of Metallic Glasses using HREM and Electron Diffraction
2007年
Change of Nanostructure in (Fe0.5Co0.5)72B20Si4Nb4 Metallic Glass on Annealing
Mater. Sci. Forum 539-543 2077-2081 2007年
Mossbauer study of ultrathin Fe/Al multilayer films
D. Kaptas, J. Balogh, T. Kemeny, L. F. Kiss, L. Bujdoso, A. Kovacs, A. Hirata, I. Vincze
PHYSICAL REVIEW B 75 ( 1 ) 2007年01月
Local Atomic Structure Analysis of Zr-Ni and Zr-Cu Metallic Glasses Using Electron Diffraction
Hirata Akihiko, Morino Takuro, Hirotsu Yoshihiko, ITOH Keiji, FUKUNAGA Toshiharu
Materials transactions 48 1229-1303 ( 6 ) 1299 - 1303 2007年
Observation of Local Structural Change in the Course of Primary Crystallization of Metallic Glasses
2007年
Observation of Local Structural Change in the Course of Primary Crystallization of Metallic Glasses
2007年
Local Structure Studies of Metallic Glasses using HREM and Electron Diffraction
2007年
Local atomic structure of Pd-Ni-P bulk metallic glass examined by high-resolution electron microscopy and electron diffraction
Akihiko Hirata, Yoshihiko Hirotsu, Tadakatsu Ohkubo, Nobuo Tanaka, T. G. Nieh
INTERMETALLICS 14 ( 8-9 ) 903 - 907 2006年08月
Local atomic structure of Pd-Ni-P bulk metallic glass examined by high-resolution electron microscopy and electron diffraction
Akihiko Hirata, Yoshihiko Hirotsu, Tadakatsu Ohkubo, Nobuo Tanaka, T. G. Nieh
INTERMETALLICS 14 ( 8-9 ) 903 - 907 2006年08月
Local atomic ordering and nanoscale phase separation in a Pd-Ni-P bulk metallic glass
Y Hirotsu, TG Nieh, A Hirata, T Ohkubo, N Tanaka
PHYSICAL REVIEW B 73 ( 1 ) 2006年01月
Local atomic ordering and nanoscale phase separation in a Pd-Ni-P bulk metallic glass
Y Hirotsu, TG Nieh, A Hirata, T Ohkubo, N Tanaka
PHYSICAL REVIEW B 73 ( 1 ) 2006年01月
Nanostructures of binary and ternary Fe-B based glasses studied by HREM and electron diffraction
Archives of Materials Science Vol.26 No.1-2 pp.25-29 2005年
Local atomic structures of amorphous Fe80B20 and Fe70Nb10B20 alloys studied by electron diffraction
Materials Transaction 2005年
Local atomic structures of amorphous Fe80B20 and Fe70Nb10B20 alloys studied by electron diffraction
Materials Transaction 2005年
Crystallographic correspondence between the bcc and C14-type structures in the Fe-Ti alloy system
A Hirata, Y Koyama
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 374 ( 1-2 ) 72 - 76 2004年06月
Crystallographic correspondence between the bcc and C14-type structures in the Fe-Ti alloy system
A Hirata, Y Koyama
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 374 ( 1-2 ) 72 - 76 2004年06月
Crystallographic feature of Laves phase formation in Fe-Mo alloy
2004年
Fe-Bアモルファス合金におけるナノスケール相分離
まてりあ 2004年
Crystallographic feature of Laves phase formation in Fe-Mo alloy
2004年
理工学術院総合研究所 兼任研究員
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