{
  "$type": "site.standard.document",
  "description": "An object is to provide a catalyst particle that can exhibit high activity. The catalyst particle is an alloy particle formed of platinum atom and a non-platinum metal atom, wherein (i) the alloy particle has an L1 2 structure as an internal structure and has an extent of ordering of L1 2 structure…",
  "path": "/patents/941841",
  "publishedAt": "2016-06-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C22C5/04",
    "NISSAN MOTOR [JP]"
  ],
  "textContent": "An object is to provide a catalyst particle that can exhibit high activity. The catalyst particle is an alloy particle formed of platinum atom and a non-platinum metal atom, wherein (i) the alloy particle has an L1 2 structure as an internal structure and has an extent of ordering of L1 2 structure in the range of 30 to 100%, (ii) the alloy particle has an LP ratio calculated by CO stripping method of 10% or more, and (iii) the alloy particle has a d N /d A ratio in the range of 0.4 to 1.0.",
  "title": "CATALYST PARTICLES, AND ELECTROCATALYST, ELECTROLYTE MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL USING SUCH CATALYST PARTICLES"
}