Kobayashi Takumi

Demonstration of crack-free c-axis sapphire crystal growth using the vertical Bridgman method

K. Hoshikawa, T. Taishi, Chihiro Miyagawa, 2013 .

Growth of (1 0 0), (0 1 0) and (0 0 1) β-Ga2O3 single crystals by vertical Bridgman method

K. Hoshikawa, T. Taishi, Kobayashi Takumi, 2021 .

Vertical Bridgman growth of sapphire—Seed crystal shapes and seeding characteristics

K. Hoshikawa, Chihiro Miyagawa, Kobayashi Takumi, 2014 .

2-inch diameter (1 0 0) β-Ga2O3 crystal growth by the vertical Bridgman technique in a resistance heating furnace in ambient air

K. Hoshikawa, Kobayashi Takumi, Y. Matsuki, 2020 .

50 mm diameter Sn-doped (0 0 1) β-Ga2O3 crystal growth using the vertical Bridgeman technique in ambient air

K. Hoshikawa, Kobayashi Takumi, E. Ohba, 2020 .