{
  "node": {
    "id": "term:gel-polymer-electrolyte",
    "type": "Term",
    "label": "Gel polymer electrolyte",
    "properties": {
      "id": "gel-polymer-electrolyte",
      "name": "Gel polymer electrolyte",
      "section": "topic-electrolytes",
      "definition": "A polymer matrix swollen with liquid electrolyte, so the cell behaves like a liquid cell but does not leak. It is what most “lithium polymer” pouch cells actually contain, and what “semi-solid” cells use.",
      "related": [
        "electrolyte",
        "solid-electrolyte",
        "pouch-cell",
        "semi-solid-battery"
      ],
      "url": "https://lemonergy.com/learn/glossary/gel-polymer-electrolyte/",
      "mentions": []
    }
  },
  "edges": [
    {
      "id": "edge:636",
      "source": "term:gel-polymer-electrolyte",
      "target": "topic:topic-electrolytes",
      "type": "belongsTo",
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        "sourceFile": "terms.json"
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    {
      "id": "edge:637",
      "source": "term:gel-polymer-electrolyte",
      "target": "term:electrolyte",
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        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
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      "target": "term:solid-electrolyte",
      "type": "relatedTo",
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        "meaning": "Related context; not a causal claim"
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    },
    {
      "id": "edge:639",
      "source": "term:gel-polymer-electrolyte",
      "target": "term:pouch-cell",
      "type": "relatedTo",
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        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
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    },
    {
      "id": "edge:640",
      "source": "term:gel-polymer-electrolyte",
      "target": "term:semi-solid-battery",
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      "id": "topic:topic-electrolytes",
      "type": "Topic",
      "label": "Electrolytes and separators",
      "properties": {
        "id": "topic-electrolytes",
        "name": "Electrolytes and separators",
        "lede": "What sits between the electrodes: liquid, gel and solid electrolytes, their salts, solvents and additives, and the separator that keeps the electrodes apart.",
        "context": "Connect transport with electronic isolation.",
        "example": "Greater liquid uptake may improve wetting while changing mechanical behavior. Several properties define separator performance.",
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        "lesson_label": "Open cell anatomy"
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      "id": "term:electrolyte",
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      "label": "Electrolyte",
      "properties": {
        "id": "electrolyte",
        "name": "Electrolyte",
        "section": "topic-electrolytes",
        "definition": "The ion-conducting medium between the electrodes. In a liquid-electrolyte cell it fills the pores of both electrodes and the separator, so it is not a separate structural layer.",
        "related": [
          "lithium-salt",
          "carbonate-solvent",
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          "ionic-liquid-electrolyte"
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        "lesson": "fundamentals/cell-architecture/#electrolyte",
        "example": {
          "title": "Ions and electrons",
          "text": "Electrolyte carries ions between electrodes; the external circuit carries electrons. The two paths serve different roles."
        },
        "url": "https://lemonergy.com/learn/glossary/electrolyte/",
        "mentions": [
          "separator"
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      "id": "term:solid-electrolyte",
      "type": "Term",
      "label": "Solid electrolyte",
      "properties": {
        "id": "solid-electrolyte",
        "name": "Solid electrolyte",
        "section": "topic-electrolytes",
        "definition": "A solid ion conductor that replaces the liquid electrolyte in an all-solid-state cell. Oxide, sulfide, halide and polymer families each need a different production route.",
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          "electrolyte",
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        "mentions": []
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      "id": "term:pouch-cell",
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        "aka": [
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          "LiPo"
        ],
        "section": "topic-chemistries",
        "definition": "A cell sealed in a flexible bag of aluminium laminated with plastic, holding stacked electrode sheets in larger cells or a flattened wound roll in many small ones. It is light and easy to cool, but needs outside support and can visibly swell if gas forms inside.",
        "related": [
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          "degassing",
          "prismatic-cell"
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        "example": {
          "title": "Include mechanical support",
          "text": "A pouch encloses layered electrodes. Support provided by the module is part of the complete design, separate from the active layers."
        },
        "url": "https://lemonergy.com/learn/glossary/pouch-cell/",
        "mentions": [
          "electrode"
        ]
      }
    },
    {
      "id": "term:semi-solid-battery",
      "type": "Term",
      "label": "Semi-solid battery",
      "properties": {
        "id": "semi-solid-battery",
        "name": "Semi-solid battery",
        "section": "topic-other-chemistries",
        "definition": "A cell that uses a gel or a solid electrolyte together with a small amount of liquid to keep the interfaces conducting. It is a stepping stone between liquid and all-solid-state cells, and already ships in some vehicles.",
        "related": [
          "solid-state-battery",
          "gel-polymer-electrolyte",
          "solid-electrolyte"
        ],
        "url": "https://lemonergy.com/learn/glossary/semi-solid-battery/",
        "mentions": [
          "electrolyte"
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}
