The scintillator uses a material which exhibits {HEAD ~ improved performance} with respect to the strength in light emission and to {TAIL ~ the speed} in attenuation, and further is relatively easy in the growth of its crystal 
The scintillator uses a material which exhibits { HEAD ~ improved performance } with respect to the strength in light emission and to { TAIL ~ the speed } in attenuation , and further is relatively easy in the growth of its crystal
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH