公开(公告)号：US10370590B2

公开(公告)日：2019-08-06

申请号：US15247973

申请日：2016-08-26

申请人： Koito Manufacturing Co., Ltd. ,  Tokyo Institute of Technology ,  National University Corporation Nagoya University

发明人： Hisayoshi Daicho ,  Yu Shinomiya ,  Kiminori Enomoto ,  Hideo Hosono ,  Satoru Matsuishi ,  Hiroshi Sawa ,  Akitoshi Nakano

IPC分类号： C09K11/77

摘要： A phosphor is represented by the general formula aMIX·MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6≤a≤1.4.

公开(公告)号：US11377593B2

公开(公告)日：2022-07-05

申请号：US16552502

申请日：2019-08-27

申请人： KOITO MANUFACTURING CO., LTD. ,  TOKYO INSTITUTE OF TECHNOLOGY ,  NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY

发明人： Hisayoshi Daicho ,  Yu Shinomiya ,  Kiminori Enomoto ,  Hideo Hosono ,  Satoru Matsuishi ,  Hiroshi Sawa ,  Akitoshi Nakano

IPC分类号： C09K11/77

摘要： In a phosphor according to an aspect, an emission site has a perovskite crystal structure expressed by ABX3, in which A and B are each a cation and X is an anion, and an emission element is located at a B site serving as a body center of the perovskite crystal structure.