{
  "$type": "site.standard.document",
  "description": "A negative active material comprising a primary particle, comprising a substantially spherical carbonaceous base material, having a circularity in the range of 0.7 to 1.0; and silicon-based nanowires disposed on the carbonaceous material. [0002] A lithium battery (30) comprising a negative…",
  "path": "/patents/991798",
  "publishedAt": "2013-04-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/0525",
    "SAMSUNG SDI CO LTD [KR]"
  ],
  "textContent": "A negative active material comprising a primary particle, comprising a substantially spherical carbonaceous base material, having a circularity in the range of 0.7 to 1.0; and silicon-based nanowires disposed on the carbonaceous material. [0002] A lithium battery (30) comprising a negative electrode comprising the negative active material. [0003] The negative active material may increase the capacity and cycle lifespan characteristics of the lithium battery (30).",
  "title": "Negative active material and lithium battery containing the negative active material"
}