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US 2025/0079473 A1Published application
Oxygen reduction reaction catalyst and methods of synthesizing the same
AssigneeForm Energy, Inc.
InventorsMauricio PAZ, Danielle Marie BUTTS, Liang Su, Vlad TARASOV, Glenn DONAHEY
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Abstract
A composition includes a compound of the formula AxMyOz, wherein A is an A-site element and includes Ba, Ca, Cu, Dy, Er, Gd, La, Nd, Pr, Sm, Sr, Y, or Yb, or a combination thereof, M is an M-site element and includes Co, Cu, Fe, Mn, Ni, Ti, Sc, or P, or a combination thereof, and 0<x≤1, 0<y≤2, (3−δ)≤z≤(4−δ), and 1<δ<1. Use of the composition as a catalyst composition, for example an oxygen reduction reaction catalyst composition, in gas diffusion electrodes, and in metal-air batteries is also described.
Claims51
A composition comprising
- a compound of the formula AXMyOZ, wherein
- A comprises Ba, Ca, Cu, Dy, Er, Gd, La, Nd, Pr, Sm, Sr, Y, or Yb, or a combination thereof,
- M comprises Co, Cu, Fe, Mn, Ni, Ti, Sc, or P, or a combination thereof, and
- 0<x≤1, 0<y≤2, (3−δ)≤z≤(4−δ), and 0≤δ≤1.
1 more element
Dependencies are inferred from the claim text.