id	keyword
fis-1983	laser
fis-1983	defect
fis-1983	sample
fis-1983	roi
fis-1983	heat
fis-1983	temperature
fis-1983	doi
fis-1983	source
fis-1983	fig
fis-1983	technique
fis-1983	surface
fis-1983	experimental