The YAG laser is produced by {HEAD ~ exciting artificial crystal} comprising yttrium, aluminum and {TAIL ~ garnet} to which an active ion Nd3+ contributing to laser oscillation is added 
comprising
The YAG laser is produced by { HEAD ~ exciting artificial crystal } comprising yttrium , aluminum and { TAIL ~ garnet } to which an active ion Nd3 + contributing to laser oscillation is added
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH