{
  "$type": "site.standard.document",
  "description": "A fuel cell electrode catalyst includes catalyst metal particles and electrically conductive support particles supporting the catalyst metal particles. In the fuel cell electrode catalyst, a proportion of a surface area occupied by the catalyst metal particles with particle sizes of 4.5 nm or less…",
  "path": "/patents/1327096",
  "publishedAt": "2022-09-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/925",
    "TOYOTA JIDOSHA KABUSHIKI KAISHA"
  ],
  "textContent": "A fuel cell electrode catalyst includes catalyst metal particles and electrically conductive support particles supporting the catalyst metal particles. In the fuel cell electrode catalyst, a proportion of a surface area occupied by the catalyst metal particles with particle sizes of 4.5 nm or less to a surface area of the catalyst metal particles calculated from a transmission electron microscope image is 5% or less.",
  "title": "FUEL CELL ELECTRODE CATALYST, METHOD FOR SELECTING THE SAME, AND FUEL CELL INCLUDING THE SAME"
}