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