Materials Project MCP

BSD 3-Clause

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get_materials_with_elements

Discover materials containing specific elements by querying the Materials Project database. Filter results by excluding unwanted elements and set a limit on the number of records returned to refine your search.

Instructions

Find materials containing specific elements.

Args:
    elements: List of elements that must be present in the material (e.g., ["Fe", "O"]).
    exclude_elements: Optional list of elements that must not be present.
    max_records: Maximum number of records to return (default: 10).

Returns:
    List of materials containing the specified elements.

Input Schema

Name	Required	Description	Default
`elements`	Yes
`exclude_elements`	No
`max_records`	No

Input Schema (JSON Schema)

{
  "properties": {
    "elements": {
      "items": {
        "type": "string"
      },
      "title": "Elements",
      "type": "array"
    },
    "exclude_elements": {
      "anyOf": [
        {
          "items": {
            "type": "string"
          },
          "type": "array"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "title": "Exclude Elements"
    },
    "max_records": {
      "default": 10,
      "title": "Max Records",
      "type": "integer"
    }
  },
  "required": [
    "elements"
  ],
  "type": "object"
}

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