Patent Number: 
Section: claims

1. The scintillator material, comprising a composition of one of the following formulas:A′(1-x)B′xCa(1-y)EuyC′3  (1),A′3(1-x)B′3xM′Br6(1-y)Cl6y  (2),A′(1-x)B′xM′2Br7(1-y)Cl7y  (3),A′(1-x)B′xM″1-yEuyI3  (4),A′3(1-x)B′3xM″1-yEuyI5  (5),A′(1-x)B′xM″2(1-y)Eu2yI5  (6),A′3(1-x)B′3xM′Cl6  (7),A′(1-x)B′xM′2Cl7  (8), andM′(1-x)B′xC′3  (9),where:A′=Li, Na, K, Rb, Cs or any combination thereof,B′is selected from the group consisting of B, Al, Ga, In, Tl or any combination thereof,C′═Cl, Br, I or any combination thereof,M′ consist of Ce, Sc, V, La, Lu, Gd, Pr, Tb, Yb, Nd or any combination of them,M″ consists of Sr, Ca, Ba or any combination of thereof,x is in the range: 0<x<1, andy is in the range: 0<y<1. 2. The scintillator material of claim 1, wherein B′ comprises thallium (Tl). 3. A scintillator material, comprising: a metal halide; a first rare-earth element; and a group-13 element, wherein the group-13 element comprises thallium (Tl).