K. Kojima

Optical properties of Dy3+ ions in alkali tellurofluorophosphate glasses for laser materials

L. R. Moorthy, M. Jayasimhadri, K. Yamamoto, 2006 .

Er3+-doped tellurofluorophosphate glasses for lasers and optical amplifiers

Kazuhiro Yamamoto, Noriyuki Wada, Kazuo Kojima, 2005 .

Relaxation of ultraviolet-radiation-induced structure and long-lasting phosphorescence in Eu^2+-doped strontium aluminosilicate glasses

Katsuhisa Tanaka, K. Hirao, J. Qiu, 2001 .