Patent number: 7692153
Abstract: A scintillator crystal represented by the following general formula (1). Ln(1-y)CeyX3:M??(1) wherein Ln(1-y)CeyX3 represents the chemical composition of the matrix material, Ln represents one or more elements selected from the group consisting of rare earth elements, X represents one or more elements selected from the group consisting of halogen elements, M is the constituent element of the dopant which is doped in the matrix material and represents one or more elements selected from the group consisting of Li, Na, K, Rb, Cs, Al, Zn, Ga, Be, Mg, Ca, Sr, Ba, Sc, Ge, Ti, V, Cu, Nb, Cr, Mn, Fe, Co, Ni, Mo, Ru, Rh, Pb, Ag, Cd, In, Sn, Sb, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl and Bi, and y represents a numerical value satisfying the condition represented by the following inequality (A): 0.0001?y?1??(A).
Type:
Grant
Filed:
September 20, 2007
Date of Patent:
April 6, 2010
Assignee:
Hitachi Chemical Company, Ltd.
Inventors:
Shigenori Shimizu, Senguttuvan Nachimuthu, Masahiro Aoshima, Keiji Sumiya, Hiroyuki Ishibashi
Publication number: 20080067391
Abstract: A scintillator crystal represented by the following general formula (1). Ln(1?y)CeyX3:M ??(1) wherein Ln(1?y)CeyX3 represents the chemical composition of the matrix material, Ln represents one or more elements selected from the group consisting of rare earth elements, X represents one or more elements selected from the group consisting of halogen elements, M is the constituent element of the dopant which is doped in the matrix material and represents one or more elements selected from the group consisting of Li, Na, K, Rb, Cs, Al, Zn, Ga, Be, Mg, Ca, Sr, Ba, Sc, Ge, Ti, V, Cu, Nb, Cr, Mn, Fe, Co, Ni, Mo, Ru, Rh, Pb, Ag, Cd, In, Sn, Sb, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl and Bi, and y represents a numerical value satisfying the condition represented by the following inequality (A): 0.0001?y?1.
Type:
Application
Filed:
September 20, 2007
Publication date:
March 20, 2008
Applicant:
HITACHI CHEMICAL COMPANY, LTD.,
Inventors:
Shigenori SHIMIZU, Senguttuvan NACHIMUTHU, Masahiro AOSHIMA, Keiji SUMIYA, Hiroyuki ISHIBASHI