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US 11,114,674 B2Granted
Proton conductive two-dimensional amorphous carbon film for gas membrane and fuel cell applications
AssigneeNational University of Singapore
InventorsBarbaros Ozyilmaz, Henrik Andersen, Chee Tat Toh
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Abstract
Described is a fuel cell comprising an electrode catalyst assembly, and a two-dimensional (2D) amorphous carbon, wherein the 2D amorphous carbon has a crystallinity (C)≤0.8.
Claims19
A fuel cell comprising:
- an electrode catalyst assembly;
- a two-dimensional (2D) amorphous carbon, wherein the 2D amorphous carbon has a crystallinity (C)≤0.8, and
- a proton exchange membrane,
- wherein the 2D amorphous carbon is disposed between the electrode catalyst assembly and the proton exchange membrane.
1 more element
A fuel cell comprising:
- an electrode catalyst assembly;
- and
- a two-dimensional (2D) amorphous carbon having an atomic structure consisting of non-hexagonal carbon rings and hexagonal carbon rings,
- wherein a ratio of the hexagonal carbon rings to the non-hexagonal carbon rings is less than 1.0,
- wherein the 2D amorphous carbon has a crystallinity (C)<1 and a sp3/sp2 bond ratio is 0.2 or less.
2 more elements
Dependencies are inferred from the claim text.