US Patent 7939218 - Nanowire with carbon layer

http://www.freepatentsonline.com/7939218.html

This patent from Nanosys teaches using carbon coated nanowire materials to increase the efficiency of membrane electrodes for fuel cells. Claim 1 reads:

1. A nanowire comprising a carbon-based layer, wherein the carbon-based layer is substantially devoid of basal plane carbon.