{
  "node": {
    "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.",
      "related": [
        "solid-state-battery",
        "electrolyte",
        "sintering",
        "stack-pressure",
        "ionic-conductivity",
        "superionic-conductor"
      ],
      "lesson": "fundamentals/solid-state-cell-production/#families",
      "url": "https://lemonergy.com/learn/glossary/solid-electrolyte/",
      "mentions": []
    }
  },
  "edges": [
    {
      "id": "edge:628",
      "source": "term:solid-electrolyte",
      "target": "topic:topic-electrolytes",
      "type": "belongsTo",
      "properties": {
        "sourceFile": "terms.json"
      }
    },
    {
      "id": "edge:629",
      "source": "term:solid-electrolyte",
      "target": "term:solid-state-battery",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:630",
      "source": "term:solid-electrolyte",
      "target": "term:electrolyte",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:631",
      "source": "term:solid-electrolyte",
      "target": "term:sintering",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:632",
      "source": "term:solid-electrolyte",
      "target": "term:stack-pressure",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:633",
      "source": "term:solid-electrolyte",
      "target": "term:ionic-conductivity",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:634",
      "source": "term:solid-electrolyte",
      "target": "term:superionic-conductor",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:635",
      "source": "term:solid-electrolyte",
      "target": "lesson:fundamentals/solid-state-cell-production/",
      "type": "explainedIn",
      "properties": {
        "sourceFile": "terms.json",
        "url": "https://lemonergy.com/learn/fundamentals/solid-state-cell-production/#families"
      }
    }
  ],
  "neighbors": [
    {
      "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.",
        "lesson_url": "https://lemonergy.com/learn/fundamentals/cell-anatomy/",
        "lesson_label": "Open cell anatomy"
      }
    },
    {
      "id": "term:solid-state-battery",
      "type": "Term",
      "label": "Solid-state battery",
      "properties": {
        "id": "solid-state-battery",
        "name": "Solid-state battery",
        "abbr": "ASSB",
        "aka": [
          "all-solid-state battery"
        ],
        "section": "topic-other-chemistries",
        "definition": "A cell whose electrolyte is a solid rather than a liquid. It removes the flammable solvent and may allow a lithium-metal anode, but needs intimate solid–solid contact and, for most chemistries, stack pressure to keep it.",
        "related": [
          "solid-electrolyte",
          "lithium-metal-anode",
          "stack-pressure",
          "semi-solid-battery",
          "sintering"
        ],
        "lesson": "fundamentals/solid-state-cell-production/#why",
        "url": "https://lemonergy.com/learn/glossary/solid-state-battery/",
        "mentions": [
          "anode",
          "electrolyte"
        ]
      }
    },
    {
      "id": "term:electrolyte",
      "type": "Term",
      "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",
          "electrolyte-additive",
          "ionic-conductivity",
          "solid-electrolyte",
          "ionic-liquid-electrolyte"
        ],
        "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"
        ]
      }
    },
    {
      "id": "term:sintering",
      "type": "Term",
      "label": "Sintering",
      "properties": {
        "id": "sintering",
        "name": "Sintering",
        "section": "topic-manufacturing",
        "definition": "Heating a powder below its melting point until the particles grow together into a dense solid. Oxide solid electrolytes are sintered at high temperature to give good ionic contact.",
        "related": [
          "solid-electrolyte",
          "llzo",
          "stack-pressure",
          "calcination"
        ],
        "lesson": "fundamentals/solid-state-cell-production/#routes",
        "url": "https://lemonergy.com/learn/glossary/sintering/",
        "mentions": []
      }
    },
    {
      "id": "term:stack-pressure",
      "type": "Term",
      "label": "Stack pressure",
      "properties": {
        "id": "stack-pressure",
        "name": "Stack pressure",
        "section": "topic-manufacturing",
        "definition": "Pressure applied to a cell stack, in production or in use, to keep its layers in contact. Solid-state cells depend on it, because ions can only cross where two solids touch.",
        "unit": "MPa",
        "related": [
          "solid-state-battery",
          "solid-electrolyte",
          "compression-pad",
          "swelling"
        ],
        "lesson": "fundamentals/solid-state-cell-production/#contact",
        "url": "https://lemonergy.com/learn/glossary/stack-pressure/",
        "mentions": [
          "cell-stack"
        ]
      }
    },
    {
      "id": "term:ionic-conductivity",
      "type": "Term",
      "label": "Ionic conductivity",
      "properties": {
        "id": "ionic-conductivity",
        "name": "Ionic conductivity",
        "abbr": "σ",
        "section": "topic-electrochemistry",
        "definition": "How readily an electrolyte carries ions, in siemens per centimetre. Liquid carbonate electrolytes reach about 10 mS/cm at room temperature; the best sulfide solid electrolytes match that, while polymers fall far short unless heated.",
        "unit": "mS/cm",
        "related": [
          "electrolyte",
          "solid-electrolyte",
          "transference-number",
          "siemens"
        ],
        "url": "https://lemonergy.com/learn/glossary/ionic-conductivity/",
        "mentions": []
      }
    },
    {
      "id": "term:superionic-conductor",
      "type": "Term",
      "label": "Superionic conductor",
      "properties": {
        "id": "superionic-conductor",
        "name": "Superionic conductor",
        "aka": [
          "fast-ion conductor",
          "solid ionic conductor"
        ],
        "section": "topic-electrolytes",
        "definition": "A solid in which one ion species moves almost as freely as in a liquid, reaching the order of 1 mS/cm or more, while the rest of the lattice stays rigid. α-silver iodide above 147 °C is the classic case; Li₁₀GeP₂S₁₂ reaches about 12 mS/cm at room temperature. Such materials are the basis of solid electrolytes.",
        "related": [
          "solid-electrolyte",
          "ionic-conductivity",
          "sulfide-electrolyte",
          "nasicon",
          "llzo",
          "solid-state-battery"
        ],
        "url": "https://lemonergy.com/learn/glossary/superionic-conductor/",
        "mentions": []
      }
    },
    {
      "id": "lesson:fundamentals/solid-state-cell-production/",
      "type": "Lesson",
      "label": "Lesson 3B · Solid-state production",
      "properties": {
        "url": "https://lemonergy.com/learn/fundamentals/solid-state-cell-production/"
      }
    }
  ]
}