For example, the nanocrystals shape can change towards {TAIL ~ oblate spheroids} for {HEAD ~ redder colors} 
For example , the nanocrystals shape can change towards { TAIL ~ oblate spheroids } for { HEAD ~ redder colors }
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD