The energy difference between the maximum of {TAIL ~ the gain} and the emission maximum decreases with decreasing size of {HEAD ~ the nanocrystal} 
The energy difference between the maximum of { TAIL ~ the gain } and the emission maximum decreases with decreasing size of { HEAD ~ the nanocrystal }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD