Takip et
Tadakatsu Ohkubo
Tadakatsu Ohkubo
Research Center for Magnetic and Spintronic Materials, National Institute for Materials Science
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Başlık
Alıntı yapanlar
Alıntı yapanlar
Yıl
Effect of Zn additions on the age-hardening of Mg–2.0 Gd–1.2 Y–0.2 Zr alloys
T Honma, T Ohkubo, S Kamado, K Hono
Acta Materialia 55 (12), 4137-4150, 2007
5482007
Grain boundary and interface chemistry of an Nd–Fe–B-based sintered magnet
H Sepehri-Amin, T Ohkubo, T Shima, K Hono
Acta Materialia 60 (3), 819-830, 2012
4222012
The mechanism of coercivity enhancement by the grain boundary diffusion process of Nd–Fe–B sintered magnets
H Sepehri-Amin, T Ohkubo, K Hono
Acta Materialia 61 (6), 1982-1990, 2013
3442013
Effect of post-sinter annealing on the coercivity and microstructure of Nd–Fe–B permanent magnets
WF Li, T Ohkubo, K Hono
Acta Materialia 57 (5), 1337-1346, 2009
3372009
Chemistry of nanoscale precipitates in Mg–2.1 Gd–0.6 Y–0.2 Zr (at.%) alloy investigated by the atom probe technique
T Honma, T Ohkubo, K Hono, S Kamado
Materials Science and Engineering: A 395 (1-2), 301-306, 2005
3202005
High-coercivity ultrafine-grained anisotropic Nd–Fe–B magnets processed by hot deformation and the Nd–Cu grain boundary diffusion process
H Sepehri-Amin, T Ohkubo, S Nagashima, M Yano, T Shoji, A Kato, ...
Acta Materialia 61 (17), 6622-6634, 2013
3182013
Enhanced age hardening response by the addition of Zn in Mg–Sn alloys
TT Sasaki, K Oh-Ishi, T Ohkubo, K Hono
Scripta Materialia 55 (3), 251-254, 2006
3102006
Bulk mechanical alloying of Cu–Ag and Cu/Zr two-phase microstructures by accumulative roll-bonding process
S Ohsaki, S Kato, N Tsuji, T Ohkubo, K Hono
Acta Materialia 55 (8), 2885-2895, 2007
3002007
Plasticity and structural instability in a bulk metallic glass deformed in the supercooled liquid region
TG Nieh, J Wadsworth, CT Liu, T Ohkubo, Y Hirotsu
Acta Materialia 49 (15), 2887-2896, 2001
2942001
Demonstration of Half-Metallicity in Fermi-Level-Tuned Heusler Alloy <?format ?>at Room Temperature
R Shan, H Sukegawa, WH Wang, M Kodzuka, T Furubayashi, T Ohkubo, ...
Physical review letters 102 (24), 246601, 2009
2882009
In situ formed two-phase metallic glass with surface fractal microstructure
AA Kündig, M Ohnuma, DH Ping, T Ohkubo, K Hono
Acta Materialia 52 (8), 2441-2448, 2004
2862004
Coercivity enhancement of hydrogenation–disproportionation–desorption–recombination processed Nd–Fe–B powders by the diffusion of Nd–Cu eutectic alloys
H Sepehri-Amin, T Ohkubo, T Nishiuchi, S Hirosawa, K Hono
Scripta Materialia 63 (11), 1124-1127, 2010
2692010
Phase separation in Cu43Zr43Al7Ag7 bulk metallic glass
JC Oh, T Ohkubo, YC Kim, E Fleury, K Hono
Scripta materialia 53 (2), 165-169, 2005
2472005
Effect of Nd content on the microstructure and coercivity of hot-deformed Nd–Fe–B permanent magnets
J Liu, H Sepehri-Amin, T Ohkubo, K Hioki, A Hattori, T Schrefl, K Hono
Acta Materialia 61 (14), 5387-5399, 2013
2462013
Microstructure of fine-grained Nd–Fe–B sintered magnets with high coercivity
H Sepehri-Amin, Y Une, T Ohkubo, K Hono, M Sagawa
Scripta Materialia 65 (5), 396-399, 2011
2452011
Bimodally grained microstructure development during hot extrusion of Mg–2.4 Zn–0.1 Ag–0.1 Ca–0.16 Zr (at.%) alloys
K Oh-Ishi, CL Mendis, T Homma, S Kamado, T Ohkubo, K Hono
Acta Materialia 57 (18), 5593-5604, 2009
2402009
The microstructure of sintered Sm (Co0. 72Fe0. 20Cu0. 055Zr0. 025) 7.5 permanent magnet studied by atom probe
XY Xiong, T Ohkubo, T Koyama, K Ohashi, Y Tawara, K Hono
Acta Materialia 52 (3), 737-748, 2004
2312004
The origin of coercivity decrease in fine grained Nd–Fe–B sintered magnets
WF Li, T Ohkubo, K Hono, M Sagawa
Journal of Magnetism and Magnetic Materials 321 (8), 1100-1105, 2009
2292009
Formation of non-ferromagnetic grain boundary phase in a Ga-doped Nd-rich Nd–Fe–B sintered magnet
TT Sasaki, T Ohkubo, Y Takada, T Sato, A Kato, Y Kaneko, K Hono
Scripta Materialia 113, 218-221, 2016
2252016
Structure and chemical compositions of the grain boundary phase in Nd-Fe-B sintered magnets
TT Sasaki, T Ohkubo, K Hono
Acta Materialia 115, 269-277, 2016
2222016
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