Seiji Nakahata

Growth and characterization of freestanding GaN substrates

Y. Kumagai, A. Koukitu, M. Ueno, 2002 .

Dislocation reduction in GaN crystal by advanced-DEEP

N. Matsumoto, R. Hirota, Kensaku Motoki, 2007 .

Preparation of Large Freestanding GaN Substrates by Hydride Vapor Phase Epitaxy Using GaAs as a Starting Substrate : Semiconductors

Yoshinao Kumagai, Kensaku Motoki, Hitoshi Kasai, 2001 .