Melt synthesis of oxide red phosphors》.pdfVIP

Physics Procedia 2 (2009) 587–601 /locate/procedia 3+ Melt synthesis of oxide red phosphors La WO :Eu 2 6 1,2* 2 2 3 1,4 Tadashi Ishigaki , Nobuhiro Matsushita , Masahiro Yoshimura , Kazuyoshi Uematsu , Kenji Toda and Mineo Sato1,3 1 Center for Transdisciplinary Research, Niigata University, 8050 Ikarashi 2-nocho, Nishi-ku Niigata 950-2181, Japan 2 Materials and Structures Laboratory, Tokyo Institute of Technology, 4259, Nagatsuta Midori Yokohama Kanagawa, Japan 3 Department of Chemistry and Chemical Engineering, Niigata University, 8050 Igarashi 2-nocho, Nishi-ku Niigata 950-2181, Japan 4 Graduate School of Science and Technology, Niigata University, 8050 Igarashi 2-nocho, Nishi-ku Niigata 950- 2181, Japan * Corresponding author: tishigaki@eng.niigata-u.ac.jp * Present affiliation: Niigata University Keywords: melt synthesis, tungstate, La WO , red phosphor 2 6 Abstract To synthesize various complex oxide materials and their solid solutions, we have applied a novel “melt- synthesis technique” rather than conventional solid-state reaction techniques. The synthesis of well-crystalline multi-component phosphor materials is sometimes difficult using conventional solid-state r