The method 2, wherein said metal nanowires are selected from {HEAD ~ nanowires} of {TAIL ~ a transition metal} or an alloy of a transition metal 
of
The method 2 , wherein said metal nanowires are selected from { HEAD ~ nanowires } of { TAIL ~ a transition metal } or an alloy of a transition metal
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH