Toshiyuki Koyama

The microstructure of sintered Sm(Co0.72Fe0.20Cu0.055Zr0.025)7.5 permanent magnet studied by atom probe

Xiang Xiong, Tadakatsu Ohkubo, Toshiyuki Koyama et al. · Acta Materialia · 2003 · 209 citations

Natural Sciences, Materials Engineering, Materials Science +16

Size dependence of ordering in FePt nanoparticles

Y. K. Takahashi, Toshiyuki Koyama, M. Ohnuma et al. · Journal of Applied Physics · 2004 · 171 citations

Natural Sciences, Materials Engineering, Materials Science +17

Formation mechanism of Tb-rich shell in grain boundary diffusion processed Nd–Fe–B sintered magnets

Tae‐Hoon Kim, Taisuke Sasaki, Toshiyuki Koyama et al. · Scripta Materialia · 2019 · 136 citations

Natural Sciences, Materials Engineering, Materials Science +17

Estimation of the System Free Energy of Martensite Phase in an Fe-Cr-C Ternary Alloy

Tomonori Kunieda, Masaaki Nakai, Yoshinori Murata et al. · ISIJ International · 2005 · 73 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17

Computer Simulation of Phase Decomposition in Fe–Cu–Mn–Ni Quaternary Alloy Based on the Phase-Field Method

Toshiyuki Koyama, Hidehiro Onodera · MATERIALS TRANSACTIONS · 2005 · 68 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17