Anion-cation co-doped high light output low-afterglow scintillant material

The invention discloses an anion-cation co-doped high light output low-afterglow scintillant material adopting the following chemical formula: Lu[2-y]Y[y-z-x]Ce[x]M[z]SiO[5-n/2]Rn, wherein in the formula, M represents a divalent alkaline earth metal ion, and R represents a halogen ion, and x is greater than or equal to 0.0001 and less than or equal to 0.1; z is greater than or equal to 0.0001 andless than or equal to 0.1; and n is greater than or equal to 0 and less than or equal to 0.01. The material has the characteristics of high light output, fast attenuation, low afterglow, good crystallization property and the like, and can be used in medical PET imaging, petroleum well logging and other industrial fields. 本发明公开了种阴阳离子共掺杂高光输出低余辉闪烁体材料，所述阴阳离子共掺杂高光输出低余辉闪烁体材料采用如下化学式：LuYCeMSiOR，式中：M代表二价碱土金属子，R表卤族离子，x大于或等于0.0001，小于或等于0.1；z大于或等于0.0001，小于或等于0.1；n大于或等于0，小于或等于0.01。这种材料具有高光输出、快衰减、低余辉、结晶性能好等特性，可用于医疗PET成像、石油测井及其它工业领域。