Hirokazu Takahashi

Optical Gain and Optical Internal Loss of GaN-Based Laser Diodes Measured by Variable Stripe Length Method with Laser Processing : Optics and Quantum Electronics

Hiroyuki Ota, Yoshinori Kimura, Tetsuhiro Tanabe, 2001 .

Effect of Intentionally Formed `V-Defects' on the Emission Efficiency of GaInN Single Quantum Well

Hiroyuki Ota, H. Ota, Toshiyuki Tanaka, 2000 .

High-Density Ferroelectric Recording Using Diamond Probe by Scanning Nonlinear Dielectric Microscopy

Masayoshi Esashi, Takahito Ono, Yasuo Cho, 2006 .