Title:
中性子検出用シンチレーターおよび中性子検出装置
Document Type and Number:
Japanese Patent JP5378356
Kind Code:
B2
Abstract:
[Abstract] To provide a scintillator for neutron detection which has high sensitivity to neutron rays, and is reduced in a background noise attributed to ³ rays. [Means to Solve the Problems] A scintillator for neutron detection, comprising a metal fluoride crystal containing, as constituent elements, a metal having a valence of 2 or higher, such as calcium, aluminum or yttrium; lithium; and fluorine, the metal fluoride crystal containing 1.1 to 20 atoms per unit volume (atoms/nm 3 ) of 6 Li, having an effective atomic number of 10 to 40, containing a lanthanoid such as cerium, praseodymium or europium, and being represented by LiCaAlF 6 , LiSrAlF 6 , LiYF 4 , etc.
Inventors:
Akira Yoshikawa
Takeyuki Yanagita
Nobutaka Fukuda
Ishizu Sumito
Noriaki Kawaguchi
Toshihisa Suyama
Takeyuki Yanagita
Nobutaka Fukuda
Ishizu Sumito
Noriaki Kawaguchi
Toshihisa Suyama
Application Number:
JP2010505548A
Publication Date:
December 25, 2013
Filing Date:
March 17, 2009
Export Citation:
Assignee:
Tokuyama Corporation
Tohoku University
Tohoku University
International Classes:
C09K11/61; C09K11/00; G01T1/20; G01T1/202; G01T3/06
Domestic Patent References:
| JP2006233185A | 2006-09-07 | |||
| JP2002221578A | 2002-08-09 | |||
| JP2007070496A | 2007-03-22 | |||
| JP2003248061A | 2003-09-05 |
Foreign References:
| WO2006049284A1 | 2006-05-11 |
Attorney, Agent or Firm:
Naozumi Ono
Sachiko Okunuki
Sachiko Okunuki