A feature of the invention is the biasing of {HEAD ~ the chip} to test to provide increased discrimination by providing a threshold for {TAIL ~ laser induced photoemission} 
A feature of the invention is the biasing of { HEAD ~ the chip } to test to provide increased discrimination by providing a threshold for { TAIL ~ laser induced photoemission }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL