The carbon nanotube film is stretched along {TAIL ~ a second direction} substantially perpendicular with the first direction to form a deformation along {HEAD ~ the second direction} 
The carbon nanotube film is stretched along { TAIL ~ a second direction } substantially perpendicular with the first direction to form a deformation along { HEAD ~ the second direction }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD