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Akiyoshi Matsumoto
Akiyoshi Matsumoto
Verified email at nims.go.jp
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High transport critical current density obtained for powder-in-tube-processed tapes and wires using stainless steel and Cu–Ni tubes
H Kumakura, A Matsumoto, H Fujii, K Togano
Applied Physics Letters 79 (15), 2435-2437, 2001
2822001
Effect of SiO2 and SiC doping on the powder-in-tube processed MgB2 tapes
A Matsumoto, H Kumakura, H Kitaguchi, H Hatakeyama
Superconductor Science and Technology 16 (8), 926, 2003
1872003
Effect of SiO2 and SiC doping on the powder-in-tube processed MgB2 tapes
A Matsumoto, H Kumakura, H Kitaguchi, H Hatakeyama
Superconductor Science and Technology 16 (8), 926, 2003
1872003
Evaluation of connectivity, flux pinning, and upper critical field contributions to the critical current density of bulk pure and SiC-alloyed MgB2
A Matsumoto, H Kumakura, H Kitaguchi, BJ Senkowicz, MC Jewell, ...
Applied physics letters 89 (13), 2006
1762006
Upper critical fields of powder-in-tube-processed tape conductors
H Kumakura, H Kitaguchi, A Matsumoto, H Hatakeyama
Applied physics letters 84 (18), 3669-3671, 2004
1752004
MgB2 films with very high critical current densities due to strong grain boundary pinning
H Kitaguchi, A Matsumoto, H Kumakura, H Yamamoto, K Saitoh, H Sosiati, ...
Applied physics letters 85 (14), 2842-2844, 2004
1562004
Fabrication of high-performance MgB2 wires by an internal Mg diffusion process
JM Hur, K Togano, A Matsumoto, H Kumakura, H Wada, K Kimura
Superconductor Science and Technology 21 (3), 032001, 2008
1452008
Fabrication of high-performance MgB2 wires by an internal Mg diffusion process
JM Hur, K Togano, A Matsumoto, H Kumakura, H Wada, K Kimura
Superconductor Science and Technology 21 (3), 032001, 2008
1452008
Microscopic role of carbon on MgB2 wire for critical current density comparable to NbTi
JH Kim, S Oh, YU Heo, S Hata, H Kumakura, A Matsumoto, M Mitsuhara, ...
NPG Asia Materials 4 (1), e3-e3, 2012
1402012
Large transport critical current densities of Ag sheathed (Ba, K) Fe2As2+ Ag superconducting wires fabricated by an ex-situ powder-in-tube process
K Togano, A Matsumoto, H Kumakura
Applied physics express 4 (4), 043101, 2011
1262011
Large transport critical current densities of Ag sheathed (Ba, K) Fe2As2+ Ag superconducting wires fabricated by an ex-situ powder-in-tube process
K Togano, A Matsumoto, H Kumakura
Applied physics express 4 (4), 043101, 2011
1262011
Achievement of practical level critical current densities in Ba1−xKxFe2As2/Ag tapes by conventional cold mechanical deformation
Z Gao, K Togano, A Matsumoto, H Kumakura
Scientific Reports 4 (1), 4065, 2014
1102014
Critical current densities of powder-in-tube tapes fabricated with nanometer-size Mg powder
H Yamada, M Hirakawa, H Kumakura, A Matsumoto, H Kitaguchi
Applied physics letters 84 (10), 1728-1730, 2004
1082004
Tailored Materials for High‐Performance MgB2 Wire
JH Kim, S Oh, H Kumakura, A Matsumoto, YU Heo, KS Song, YM Kang, ...
Advanced Materials 42 (23), 4942-4946, 2011
882011
Tailored Materials for High‐Performance MgB2 Wire
JH Kim, S Oh, H Kumakura, A Matsumoto, YU Heo, KS Song, YM Kang, ...
Advanced Materials 42 (23), 4942-4946, 2011
882011
Improvement of critical current density in Fe-sheathed MgB2 tapes by ZrSi2, ZrB2 and WSi2 doping
Y Ma, H Kumakura, A Matsumoto, H Hatakeyama, K Togano
Superconductor Science and Technology 16 (8), 852, 2003
862003
Strong enhancement of high-field critical current properties and irreversibility field of MgB2 superconducting wires by coronene active carbon source addition via the new B …
SJ Ye, A Matsumoto, YC Zhang, H Kumakura
Superconductor Science and Technology 27 (8), 085012, 2014
852014
Upper critical field, irreversibility field, and critical current density of powder-in-tube-processed MgB2/Fe tapes
H Kumakura, H Kitaguchi, A Matsumoto, H Yamada
Superconductor Science and Technology 18 (8), 1042, 2005
802005
Fabrication of seven-core multi-filamentary MgB2 wires with high critical current density by an internal Mg diffusion process
K Togano, JM Hur, A Matsumoto, H Kumakura
Superconductor Science and Technology 22 (1), 015003, 2008
782008
Microstructures and critical currents of single-and multi-filamentary MgB2 superconducting wires fabricated by an internal Mg diffusion process
K Togano, J Hur, A Matsumoto, H Kumakura
Superconductor Science and Technology 23 (8), 085002, 2010
742010
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