Toshiya Matsubara

Evidence of Critical Oxygen Concentration at y=6.7∼6.8 for 90 K Superconductivity in Ba₂YCu₃O_y

M. Tokumoto, Hideo Ihara, Toshiya Matsubara et al. · Japanese Journal of Applied Physics · 1987 · 111 citations

Natural Sciences, Materials Science, Physics +17

Valence Study of Orthorhombic and Tetragonal Ba₂YCu₃O_y: The Role of Oxygen Vacancies in High-T_c Superconductivity

H. Ōyanagi, Hideo Ihara, Toshiya Matsubara et al. · Japanese Journal of Applied Physics · 1987 · 78 citations

Natural Sciences, Materials Science, Physics +16

Local Structure in Orthorhombie and Tetragonal Ba₂YCu₃O_7-y: The Role of Oxygen Vacancies for High T_c Superconductivity

H. Ōyanagi, Hideo Ihara, Toshiya Matsubara et al. · Japanese Journal of Applied Physics · 1987 · 55 citations

Natural Sciences, Materials Science, Physics +17

Addition of New Pinning Center to Unidirectionally Melt Solidified Y-Ba-Cu-O Superconductor

Jun‐ichi Shimoyama, Jun-ichiro Kase, Shinji Kondoh et al. · Japanese Journal of Applied Physics · 1990 · 49 citations

Natural Sciences, Materials Science, Physics +14

Preparation of Y-Ba-Cu-O Superconductors with High Critical Current Density by Unidirectional Melt Solidification

Jun-ichiro Kase, Jun‐ichi Shimoyama, Eiji Yanagisawa et al. · Japanese Journal of Applied Physics · 1990 · 49 citations

Natural Sciences, Materials Science, Physics +15