Thermal Relaxation Spectra for Evaluating Luminescence Quantum Efficiency of CASN:Eu²⁺ Measured by Balanced-Detection Sagnac-Interferometer Photothermal Deflection Spect...

by Hiromichi Chima, Naoyuki Shiokawa, Keisuke Seto, Kohsei Takahashi, Naoto Hirosaki, Takayoshi Kobayashi, Eiji Tokunaga
Published 2020-02-01

On the origin of fine structure in the photoluminescence spectra of the β-sialon:Eu2+ green phosphor

by Kohsei Takahashi, Ken-ichi Yoshimura, Masamichi Harada, Yoshitaka Tomomura, Takashi Takeda, Rong-Jun Xie and Naoto Hirosaki
Published 2012-01-01

Local analysis of Eu2+ emission in CaAlSiN3

by Benjamin Dierre, Takashi Takeda, Takashi Sekiguchi, Takayuki Suehiro, Kohsei Takahashi, Yoshinobu Yamamoto, Rong-Jun Xie and Naoto Hirosaki
Published 2013-01-01

Mo6 cluster-based compounds for energy conversion applications: comparative study of photoluminescence and cathodoluminescence

by Benjamin Dierre, Karine Costuas, Noée Dumait, Serge Paofai, Maria Amela-Cortes, Yann Molard, Fabien Grasset, Yujin Cho, Kohsei Takahashi, Naoki Ohashi, Tetsuo Uchikoshi, Stéphane Cordier
Published 2017-12-01

Visible tunable lighting system based on polymer composites embedding ZnO and metallic clusters: from colloids to thin films

by Thai Giang Truong, Benjamin Dierre, Fabien Grasset, Noriko Saito, Norio Saito, Thi Kim Ngan Nguyen, Kohsei Takahashi, Tetsuo Uchikoshi, Marian Amela-Cortes, Yann Molard, Stéphane Cordier, Naoki Ohashi
Published 2016-01-01