A hyperbranched semiconductor nanocrystal particle, which includes a first arm, where the first arm has an intermediate portion and opposing terminal portions, and a second arm, extending from the intermediate portion of the first arm.
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT
 The invention described and claimed herein was made in part utilizing funds supplied by the U.S. Department of Energy under Contract No. DE-AC02-05CH11231 and in part utilizing funds supplied by the DARPA-VHESC project. The government has certain rights in this invention.