Patent ID: 6787250
Filing Date: 2004-09-07
Classification: G01T

Abstract:
A radiation detection device comprising a scintillator, wherein the scintillator is a perovskite organic-inorganic hybrid compound having the formula (R1â€”NR113)2MX4 or (R2NR122)2MX4, or alternatively, (NR133â€”R3â€”NR133)MX4 or (NR142&boxH;R4&boxH;NR142)MX4 (in the formula, R1 is a monovalent hydrocarbon group which may contain a heterocyclic ring and may be substituted by halogen atoms, R2 is a divalent hydrocarbon group which may contain a heterocyclic ring and may be substituted by halogen atoms, and may be cyclic, R3 is a divalent hydrocarbon group which may contain a heterocyclic ring and may be substituted by halogen atoms, R4 is a tetravalent hydrocarbon group which may contain a heterocyclic ring and may be substituted by halogen atoms, R11-R14 are, identical or different, hydrogen atoms or alkyl groups having less than two carbon atoms, M is a Group IVa metal, Eu, Cd, Cu, Fe, Mn or Pd, and X is a halogen atom).