Search for materials by chemical formula in the Materials Project database.

Args:
    formula: Chemical formula (e.g., "Fe2O3", "LiFePO4", "Si")
    max_results: Maximum number of results to return (default: 10)

Returns:
    JSON with matching materials including material_id, formula, and key properties

Get the crystal structure for a material from Materials Project.

Args:
    material_id: Materials Project ID (e.g., "mp-149" for Silicon)
    format: Output format - "cif", "poscar", or "json" (default: "cif")

Returns:
    Crystal structure in the requested format

Get detailed properties for a specific material from Materials Project.

Args:
    material_id: Materials Project ID (e.g., "mp-149" for Silicon)

Returns:
    JSON with comprehensive material properties

Compare properties of multiple materials side by side.

Args:
    material_ids: List of Materials Project IDs (e.g., ["mp-149", "mp-66"])

Returns:
    JSON table comparing key properties across materials

Search for materials containing specific elements.

Args:
    elements: List of elements that must be present (e.g., ["Li", "Fe", "O"])
    exclude_elements: Optional list of elements to exclude
    max_results: Maximum number of results (default: 10)

Returns:
    JSON with matching materials

Search for materials by band gap range.

Args:
    min_gap: Minimum band gap in eV (default: 0)
    max_gap: Maximum band gap in eV (default: 10)
    direct_gap_only: Only return materials with direct band gaps
    max_results: Maximum number of results (default: 10)

Returns:
    JSON with materials in the specified band gap range

Find materials with similar crystal structures.

Args:
    material_id: Materials Project ID to find similar structures for
    max_results: Maximum number of similar structures (default: 5)

Returns:
    JSON with structurally similar materials

Get phase diagram data for a chemical system.

Args:
    elements: List of elements defining the system (e.g., ["Li", "Fe", "O"] for Li-Fe-O system)

Returns:
    JSON with phase diagram entries including stable phases, formation energies, and decomposition products

Get elastic and mechanical properties for a material.

Args:
    material_id: Materials Project ID (e.g., "mp-149" for Silicon)

Returns:
    JSON with elastic properties including bulk modulus, shear modulus,
    Young's modulus, Poisson's ratio, and elastic tensor

Search for materials by elastic/mechanical properties.

Args:
    min_bulk_modulus: Minimum bulk modulus in GPa
    max_bulk_modulus: Maximum bulk modulus in GPa
    min_shear_modulus: Minimum shear modulus in GPa
    max_shear_modulus: Maximum shear modulus in GPa
    max_results: Maximum number of results (default: 10)

Returns:
    JSON with materials matching the elastic property criteria