The semiconductor nanocrystal layer can include {HEAD ~ a plurality} of semiconductor nanocrystals including {TAIL ~ a Group II VI compound}, the nanocrystals being distributed in a metal oxide matrix 
The semiconductor nanocrystal layer can include { HEAD ~ a plurality } of semiconductor nanocrystals including { TAIL ~ a Group II VI compound } , the nanocrystals being distributed in a metal oxide matrix
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH