The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 20, 2018
Filed:
Oct. 20, 2015
Applicant:
The United States of America, As Represented BY the Secretary of the Navy, Washington, DC (US);
Inventors:
Woo K. Lee, Washington, DC (US);
Keith E. Whitener, Washington, DC (US);
Paul E. Sheehan, Springfield, VA (US);
Assignee:
The United States of America, as represented by the Secretary of the Navy, Washington, DC (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/84 (2006.01); B05D 5/00 (2006.01); G11B 5/64 (2006.01); C01B 31/04 (2006.01); G11B 5/65 (2006.01); H01F 1/42 (2006.01);
U.S. Cl.
CPC ...
G11B 5/84 (2013.01); B05D 5/00 (2013.01); C01B 31/0446 (2013.01); G11B 5/65 (2013.01); H01F 1/42 (2013.01);
Abstract
A method of making magnetic graphene comprising transferring or growing a graphene film on a substrate, functionalizing the graphene film, hydrogenating the graphene film and forming fully hydrogenated graphene, manipulating the extent of the hydrogen content, and forming areas of magnetic graphene and non-magnetic graphene. A ferromagnetic graphene film comprising film that has a thickness of less than two atom layers thick.