US 11,939,504 B2
Scintillator and radiation detector
Koji Hazu, Tokyo (JP); Kentaro Horibe, Tokyo (JP); Tetsuya Kawano, Tokyo (JP); Keiji Yamahara, Tokyo (JP); Shunsuke Kurosawa, Miyagi (JP); and Akira Yoshikawa, Miyagi (JP)
Assigned to Mitsubishi Chemical Corporation, Tokyo (JP)
Filed by Mitsubishi Chemical Corporation, Tokyo (JP); and Tohoku University, Miyagi (JP)
Filed on Jun. 23, 2022, as Appl. No. 17/847,789.
Application 17/847,789 is a continuation of application No. PCT/JP2020/048520, filed on Dec. 24, 2020.
Claims priority of application No. 2019-234577 (JP), filed on Dec. 25, 2019.
Prior Publication US 2022/0326400 A1, Oct. 13, 2022
Int. Cl. C09K 11/77 (2006.01); C09K 11/55 (2006.01); G01T 1/202 (2006.01)
CPC C09K 11/7715 (2013.01) [C09K 11/55 (2013.01); G01T 1/2023 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A scintillator represented by the following General Formula (1), the scintillator comprising Zr, having a Zr content of not less than 1500 ppm by mass therein, and being a block of a sintered body,
QxMyO3z,  (1)
wherein in General Formula (1), Q includes at least one or more kinds of divalent metallic elements; M includes at least Hf; and x, y, and z independently satisfy 0.5≤x≤1.5, 0.5≤y≤1.5, and 0.7≤z≤1.5, respectively.