The second electrode is made of an Mg—Ag layer having {HEAD ~ a thickness} in a range of {TAIL ~ 170 Å} to 200 Å 
The second electrode is made of an Mg — Ag layer having { HEAD ~ a thickness } in a range of { TAIL ~ 170 Å } to 200 Å
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH