{
  "$type": "site.standard.document",
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  "description": "A positive electrode active material includes a core and a coating layer disposed on the core, wherein the core includes LiMO, wherein M is at least one element selected from the group consisting of nickel (Ni), cobalt (Co), and copper (Cu), and 1≤x≤5 and 0≤y≤2, and the coating layer includes…",
  "path": "/patents/1281340",
  "publishedAt": "2021-01-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/525",
    "LG Chem, Ltd."
  ],
  "textContent": "A positive electrode active material includes a core and a coating layer disposed on the core, wherein the core includes LiMO, wherein M is at least one element selected from the group consisting of nickel (Ni), cobalt (Co), and copper (Cu), and 1≤x≤5 and 0≤y≤2, and the coating layer includes carbon-based particles, wherein the carbon-based particle includes a structure in which a plurality of graphene sheets are connected, the carbon-based particle has an oxygen content of 1 wt % or more in the carbon-based particle, and the carbon-based particle has a D/G peak ratio of 1.55 or less during Raman spectrum measurement. A method of preparing the positive electrode active material, a positive electrode including the positive electrode active material, and a secondary battery including the positive electrode are also provided.",
  "title": "Positive Electrode Active Material, Method of Preparing the Same, Positive Electrode Including the Positive Electrode Active Material, and Secondary Battery Including the Positive Electrode"
}