Patents by Inventor Tsung-ta Tang

Tsung-ta Tang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Graphene Device, Method of Investigating Graphene, and Method of Operating Graphene Device
    Publication number: 20110006837
    Abstract: The present invention provides for a graphene device comprising: a first gate structure, a second gate structure that is transparent or semi-transparent, and a bilayer graphene coupled to the first and second gate structures, the bilayer graphene situated at least partially between the first and second gate structures. The present invention also provides for a method of investigating semiconductor properties of bilayer graphene and a method of operating the graphene device by producing a bandgap of at least 50 mV within the bilayer graphene by using the graphene device.
    Type: Application
    Filed: June 2, 2010
    Publication date: January 13, 2011
    Inventors: Feng Wang, Yuanbo Zhang, Tsung-ta Tang, Michael F. Crommie, Alexander K. Zettl, Caglar Girit