Electrons are caused to bombard the surface of the solid material, transferring {TAIL ~ their energy} to the atoms/molecules comprising the source material and resulting in {HEAD ~ sublimation} 
Electrons are caused to bombard the surface of the solid material , transferring { TAIL ~ their energy } to the atoms / molecules comprising the source material and resulting in { HEAD ~ sublimation }
OTH OTH OTH 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 HEAD HEAD HEAD HEAD HEAD