{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "The present invention provides an energy storage device comprising: at least one flowable electrode comprising an electroactive zone between a current collector and an ion permeable membrane, the electroactive zone including an ion-storing redox composition; wherein the ion-storing redox…",
  "path": "/patents/979858",
  "publishedAt": "2014-01-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L50/64",
    "MASSACHUSETTS INST TECHNOLOGY [US]"
  ],
  "textContent": "The present invention provides an energy storage device comprising: at least one flowable electrode comprising an electroactive zone between a current collector and an ion permeable membrane, the electroactive zone including an ion-storing redox composition; wherein the ion-storing redox composition is a semi-solid ion-storing redox composition comprising a solid phase ion-storing redox material in an electrolyte, the solid phase ion-storing redox material is capable of taking up or releasing ions without dissolving in the electrolyte, and the volume percentage of the solid phase ion-storing redox material in the composition is between 5% and 70 %; and/or wherein the ion-storing redox composition is a condensed liquid ion-storing redox composition comprising a condensed liquid ion-storing redox material in an electrolyte, the condensed liquid ion-storing redox material is capable of taking up or releasing ions, and the weight percentage of the condensed liquid ion-storing redox material in the composition is at least 10%. [0002] Also provided are a method of operating the energy storage device, a vehicle comprising the energy storage device and uses of the energy storage device.",
  "title": "High energy density redox flow device"
}