Patent ID: 11926907
Assignee: NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC
Field: Surface technology, coating (Chemistry)
Classification: CPC C  Y | IPC C

Claim 4:
5. A water splitting method, comprising:
energizing an electrode in an aqueous electrolyte;
wherein the electrode comprises:
agglomerated nanoparticles; and
a conductor;
wherein the nanoparticles consist essentially of a metal, phosphorus and oxygen; and
wherein the metal is a mixture of nickel and cobalt
wherein the metal is a mixture of nickel and cobalt having a cobalt to nickel ratio in the range of 2:1 to 100:1; and
wherein the cobalt to phosphorus ratio is between 0.8:1 and 1.2:1; and
wherein the nanoparticles have a phosphide core surrounded by an oxide; and
wherein the nanoparticles also have a phosphate phase.