Synthesis and Color Evaluation of Ta5+-Doped Bi2O3

by Ryohei Oka, Yusuke Shobu, Toshiyuki Masui
Published 2019-04-01

Submicron-sized phosphors based on hexagonal rare earth oxycarbonate for near-infrared excitation and emission

by Mizuki Watanabe, Yasuhiro Sejima, Ryohei Oka, Shintaro Ida, Toshiyuki Masui
Published 2019-10-01

Enhancement of near-infrared emission of neodymium-doped monoclinic gadolinium phosphate nanophosphors by surface coating with calcium phosphate

by Mizuki Watanabe, Norifumi Yamamoto, Tomoaki Matsuo, Ryohei Oka, Shintaro Ida, Toshiyuki Masui
Published 2019-10-01