US 12,009,525 B2
Coaxial nanowire electrode
Siddharth Komini Babu, Los Alamos, NM (US); Jacob Schatz Spendelow, Los Alamos, NM (US); and Rangachary Mukundan, Los Alamos, NM (US)
Assigned to Triad National Security, LLC, Los Alamos, NM (US)
Filed by Triad National Security, LLC, Los Alamos, NM (US)
Filed on Apr. 3, 2020, as Appl. No. 16/839,685.
Claims priority of provisional application 62/829,341, filed on Apr. 4, 2019.
Prior Publication US 2020/0321626 A1, Oct. 8, 2020
Int. Cl. H01M 8/10 (2016.01); H01M 4/86 (2006.01); H01M 4/88 (2006.01); H01M 8/1004 (2016.01)
CPC H01M 4/8892 (2013.01) [H01M 4/8673 (2013.01); H01M 8/1004 (2013.01); H01M 2008/1095 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A polymer electrolyte fuel cell (PEFC), comprising:
a first electrode that includes a first gas diffusion medium and a plurality of coaxial proton conducting nanowires, each nanowire of the plurality of coaxial proton conducting nanowires comprising a polymer with electrically neutral units and ionized units covalently bonded to a polymer backbone, and wherein each nanowire of the plurality of coaxial proton conducting nanowires is coated with a catalyst film;
a membrane electrolyte; and
a second electrode.