{
  "node": {
    "id": "term:slurry-rheology",
    "type": "Term",
    "label": "Slurry rheology",
    "properties": {
      "id": "slurry-rheology",
      "name": "Slurry rheology",
      "aka": [
        "slurry viscosity",
        "shear thinning"
      ],
      "section": "topic-manufacturing",
      "definition": "How an electrode slurry flows under stress, measured as viscosity against shear rate on a rheometer. A good slurry is shear-thinning: thin under the high shear of the coating head, thick at rest so particles do not settle and the wet film does not spread before it dries. Rheology is the main check that mixing produced a stable, coatable slurry.",
      "related": [
        "slurry",
        "mixing",
        "solids-content",
        "coating",
        "slot-die"
      ],
      "url": "https://lemonergy.com/learn/glossary/slurry-rheology/",
      "mentions": [
        "electrode"
      ]
    }
  },
  "edges": [
    {
      "id": "edge:4915",
      "source": "term:slurry-rheology",
      "target": "topic:topic-manufacturing",
      "type": "belongsTo",
      "properties": {
        "sourceFile": "terms.json"
      }
    },
    {
      "id": "edge:4916",
      "source": "term:slurry-rheology",
      "target": "term:slurry",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:4917",
      "source": "term:slurry-rheology",
      "target": "term:mixing",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:4918",
      "source": "term:slurry-rheology",
      "target": "term:solids-content",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:4919",
      "source": "term:slurry-rheology",
      "target": "term:coating",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:4920",
      "source": "term:slurry-rheology",
      "target": "term:slot-die",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:mentions/slurry-rheology/electrode",
      "source": "term:slurry-rheology",
      "target": "term:electrode",
      "type": "mentions",
      "properties": {
        "sourceFile": "terms.json",
        "method": "build_glossary.mention_index + mentions",
        "field": "definition",
        "meaning": "Text mention; not a causal claim"
      }
    }
  ],
  "neighbors": [
    {
      "id": "topic:topic-manufacturing",
      "type": "Topic",
      "label": "Manufacturing",
      "properties": {
        "id": "topic-manufacturing",
        "name": "Manufacturing",
        "lede": "The steps that turn powders and foils into a finished cell, in production order.",
        "context": "Place operations and quality checks in process order.",
        "example": "An electrode can meet coating mass targets but fail adhesion or moisture checks later.",
        "lesson_url": "https://lemonergy.com/learn/fundamentals/cell-production/",
        "lesson_label": "Open production"
      }
    },
    {
      "id": "term:slurry",
      "type": "Term",
      "label": "Slurry",
      "properties": {
        "id": "slurry",
        "name": "Slurry",
        "section": "topic-manufacturing",
        "definition": "The mixture of active material, conductive carbon, binder and solvent that is coated onto a current-collector foil to make an electrode. Positive slurries use NMP as solvent; graphite slurries are water-based.",
        "related": [
          "mixing",
          "coating",
          "nmp",
          "binder",
          "solids-content"
        ],
        "lesson": "fundamentals/cell-production/#electrodes",
        "url": "https://lemonergy.com/learn/glossary/slurry/",
        "mentions": [
          "electrode",
          "active-material",
          "graphite",
          "conductive-additive"
        ]
      }
    },
    {
      "id": "term:mixing",
      "type": "Term",
      "label": "Mixing",
      "properties": {
        "id": "mixing",
        "name": "Mixing",
        "aka": [
          "slurry preparation"
        ],
        "section": "topic-manufacturing",
        "definition": "Dispersing active material, conductive carbon and binder in solvent to a uniform slurry with the right viscosity for coating. Order of addition and shear history matter: poorly dispersed carbon leaves particles electrically stranded.",
        "related": [
          "slurry",
          "coating",
          "binder",
          "conductive-additive",
          "nmp"
        ],
        "lesson": "fundamentals/cell-production/#electrodes",
        "example": {
          "title": "Composition is not the process",
          "text": "Equal component masses with different mixing histories can produce different dispersion and coating behavior."
        },
        "url": "https://lemonergy.com/learn/glossary/mixing/",
        "mentions": [
          "active-material"
        ]
      }
    },
    {
      "id": "term:solids-content",
      "type": "Term",
      "label": "Solids content",
      "properties": {
        "id": "solids-content",
        "name": "Solids content",
        "section": "topic-manufacturing",
        "definition": "The mass fraction of a slurry that is not solvent, typically 50–70 %. Higher solids means less solvent to dry off, so less energy and a shorter oven, but a thicker slurry that is harder to coat evenly.",
        "unit": "wt %",
        "related": [
          "slurry",
          "drying",
          "coating"
        ],
        "example": {
          "title": "Calculate mass fraction",
          "text": "60 g solids plus 40 g solvent gives 60% solids by mass. This is not the dried electrode’s porosity."
        },
        "url": "https://lemonergy.com/learn/glossary/solids-content/",
        "mentions": []
      }
    },
    {
      "id": "term:coating",
      "type": "Term",
      "label": "Coating",
      "properties": {
        "id": "coating",
        "name": "Coating",
        "section": "topic-manufacturing",
        "definition": "Applying slurry to the moving foil at a controlled wet thickness, usually with a slot die, often on both sides. Coating weight per area must be held within about one percent across the web, because every downstream property depends on it.",
        "related": [
          "slot-die",
          "areal-loading",
          "drying",
          "electrode-manufacturing"
        ],
        "lesson": "fundamentals/cell-production/#electrodes",
        "example": {
          "title": "Wet and dry thickness differ",
          "text": "Wet coating includes solvent. Dry thickness also depends on retained solids and resulting structure."
        },
        "url": "https://lemonergy.com/learn/glossary/coating/",
        "mentions": [
          "slurry"
        ]
      }
    },
    {
      "id": "term:slot-die",
      "type": "Term",
      "label": "Slot die",
      "properties": {
        "id": "slot-die",
        "name": "Slot die",
        "section": "topic-manufacturing",
        "definition": "A precision coating head that extrudes slurry through a narrow slot onto the foil. It sets the coating width and thickness by pump rate and line speed, and can coat in intermittent patches to leave bare foil for tabs.",
        "related": [
          "coating",
          "areal-loading"
        ],
        "url": "https://lemonergy.com/learn/glossary/slot-die/",
        "mentions": [
          "slurry"
        ]
      }
    },
    {
      "id": "term:electrode",
      "type": "Term",
      "label": "Electrode",
      "properties": {
        "id": "electrode",
        "name": "Electrode",
        "section": "topic-components",
        "definition": "A solid conductor where the cell’s reaction happens, in contact with the electrolyte. A lithium-ion cell has a negative electrode and a positive electrode, each a porous coating on a metal foil.",
        "related": [
          "negative-electrode",
          "positive-electrode",
          "porous-electrode",
          "current-collector"
        ],
        "lesson": "fundamentals/cell-anatomy/#components",
        "example": {
          "title": "Two transport paths",
          "text": "Electrons need connected solid paths to the collector; ions need electrolyte paths to reaction sites. More of one constituent displaces others at fixed volume."
        },
        "url": "https://lemonergy.com/learn/glossary/electrode/",
        "mentions": [
          "electrolyte",
          "coating"
        ]
      }
    }
  ]
}