For example, the semiconductor nanocrystals may be prepared by adding a corresponding metal precursor to {HEAD ~ an organic solvent} in the absence or {TAIL ~ presence} of a dispersant, and growing crystals at a predetermined temperature 
For example , the semiconductor nanocrystals may be prepared by adding a corresponding metal precursor to { HEAD ~ an organic solvent } in the absence or { TAIL ~ presence } of a dispersant , and growing crystals at a predetermined temperature
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH