About The Cover

August 27 2007 Cover, Vol. 85, Issue 35
Tapping The Sun
COVER: The electron micrograph shows an array of zinc oxide nanowires, an inexspensive semiconductor. These and other nanostructured inorganic materials are forming alternatives to crystalline silicon for use in photovoltaic cells. Courtesy of Peidong Yang, University of California, Berkeley.
Copyright © 2007 American Chemical Society