{HEAD ~ Spatially resolved temperature data} are obtained through correlation of the detected photoluminescence signal with {TAIL ~ location} within the glass 
{ HEAD ~ Spatially resolved temperature data } are obtained through correlation of the detected photoluminescence signal with { TAIL ~ location } within the glass
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH