FEDERALLY SPONSORED RESEARCH OR DEVELOPMENTThis invention was made with Government support under Grant Nos. CHE9708265 and DMR9808941, awarded by the NSF and under Grant No. W-7405-ENG-36, awarded by DOE. The government has certain rights to this invention.TECHNICAL FIELDThe present invention relates to structures and devices including a semiconductor nanocrystal.BACKGROUNDChemically synthesized c