The highly tetrahedral amorphous carbon materials of the present invention also provide a number of advantages over {HEAD ~ known protective layers} for {TAIL ~ recording media} 
for
The highly tetrahedral amorphous carbon materials of the present invention also provide a number of advantages over { HEAD ~ known protective layers } for { TAIL ~ recording media }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL