US Patent 8182917 - Reduced graphene oxide film

http://www.freepatentsonline.com/8182917.html

This patent is based on research conducted by the U.S. Navy and teaches producing a large area of thin film graphene oxide which is chemically reduced to produce a molecular sensing device. Claim 1 reads:

1. A film comprising overlapping platelets of reduced graphene oxide; wherein the film is from about 1 nm to about 100 nm thick; and wherein the film is in contact with a contoured substrate such that portions of the film are suspended above the substrate.