The scintillator uses a material which exhibits improved performance with {HEAD ~ 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 
to
The scintillator uses a material which exhibits improved performance with { HEAD ~ 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 OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH