The method 16, wherein the combined gold and palladium layers are annealed at {HEAD ~ a temperature} between 500° C. and {TAIL ~ 600° C.} in a hydrogen atmosphere 
between
The method 16 , wherein the combined gold and palladium layers are annealed at { HEAD ~ a temperature } between 500 ° C. and { TAIL ~ 600 ° C. } in a hydrogen atmosphere
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH