id	keyword
fis-2356	sandwich
fis-2356	impact
fis-2356	core
fis-2356	panels
fis-2356	sandwich panels
fis-2356	energy
fis-2356	facesheets
fis-2356	velocity
fis-2356	composite
fis-2356	pur
fis-2356	foam
fis-2356	doi
fis-2356	aluminum
fis-2356	damage
fis-2356	type