Tadakatsu Ohkubo
Tadakatsu Ohkubo
Research Center for Magnetic and Spintronic Materials, National Institute for Materials Science
確認したメール アドレス: nims.go.jp - ホームページ
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引用先
引用先
年
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
4162007
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
2802001
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
2782005
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
2682012
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
2512004
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
2482006
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
2422007
Phase separation in Cu43Zr43Al7Ag7 bulk metallic glass
JC Oh, T Ohkubo, YC Kim, E Fleury, K Hono
Scripta materialia 53 (2), 165-169, 2005
2302005
Demonstration of half-metallicity in fermi-level-tuned Heusler alloy Co 2 FeAl 0.5 Si 0.5 at room temperature
R Shan, H Sukegawa, WH Wang, M Kodzuka, T Furubayashi, T Ohkubo, ...
Physical review letters 102 (24), 246601, 2009
2282009
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
2272009
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
2072013
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
1952010
TEM and 3DAP characterization of an age-hardened Mg–Ca–Zn alloy
JC Oh, T Ohkubo, T Mukai, K Hono
Scripta materialia 53 (6), 675-679, 2005
1782005
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
1772009
The kinetics of nanocrystallization and microstructural observations in FINEMET, NANOPERM and HITPERM nanocomposite magnetic materials
ME McHenry, F Johnson, H Okumura, T Ohkubo, VRV Ramanan, ...
Scripta Materialia 48 (7), 881-887, 2003
1742003
Size dependence of ordering in FePt nanoparticles
YK Takahashi, T Koyama, M Ohnuma, T Ohkubo, K Hono
Journal of Applied Physics 95 (5), 2690-2696, 2004
1732004
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
1692013
Microstructure and mechanical properties of bulk nanocrystalline Al–Fe alloy processed by mechanical alloying and spark plasma sintering
TT Sasaki, T Ohkubo, K Hono
Acta Materialia 57 (12), 3529-3538, 2009
1632009
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
1592011
Size effect on the ordering of FePt granular films
YK Takahashi, T Ohkubo, M Ohnuma, K Hono
Journal of Applied Physics 93 (10), 7166-7168, 2003
1592003
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