The invention is a procedure for making photodetectors using {HEAD ~ compound semiconductors} formed on {TAIL ~ substrates} containing phosphorus 
formed on
The invention is a procedure for making photodetectors using { HEAD ~ compound semiconductors } formed on { TAIL ~ substrates } containing phosphorus
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH