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:
Jun. 09, 2020
Filed:
Jul. 07, 2017
Applicant:
Los Alamos National Security, Llc, Los Alamos, NM (US);
Inventors:
Nathan Moody, Los Alamos, NM (US);
Gautam Gupta, Los Alamos, NM (US);
Aditya Mohite, Los Alamos, NM (US);
Assignee:
Triad National Security, LLC, Los Alamos, NM (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/142 (2006.01); H01J 9/04 (2006.01);
U.S. Cl.
CPC ...
H01J 1/142 (2013.01); H01J 9/042 (2013.01); H01J 2201/02 (2013.01);
Abstract
According to an embodiment of the present disclosure, a thermionic cathode includes: a cathode body having an outer surface, and a sealing layer including one or more graphene sheets on the outer surface of the cathode body. According to another embodiment of the present disclosure, a method for manufacturing a thermionic cathode includes: depositing a sealing layer including one or more graphene sheets on an outer surface of a cathode body.