OPTIMADE provider "novel materials discovery (NOMAD)" (id: nmd)
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General information
Short description: A FAIR data sharing platform for materials science data
Project homepage: https://nomad-lab.eu
Index Meta-Database URL:
https://providers.optimade.org/index-metadbs/nmd
Number of structures: 12,116,021
Detailed information
/info)State of the /info endpoint of the index meta-database
found
found
Index metaDB versionVersion of the index meta-database
v1
Index metaDB (/links)State of the /links endpoint of the index meta-database
found
found
Databases served by this provider
-
novel materials discovery (NOMAD) (
nmd, default sub-database)https://nomad-lab.eu/prod/rae/optimade
A FAIR data sharing platform for materials science dataValidationResults of validation Passed 42 / 46
❌ https://nomad-lab.eu/prod/rae/optimade/v1/structures?page_limit=4&response_fields=chemical_formula_reduced,species_at_sites,elements,nperiodic_dimensions,chemical_formula_descriptive,chemical_formula_anonymous,species,immutable_id,assemblies,last_modified,dimension_types,cartesian_site_positions,nsites,lattice_vectors,chemical_formula_hill,nelements,elements_ratios,structure_features
ResponseError: No query was performed, but `data_returned` != `data_available` 12116021 vs 10000.
❌ https://nomad-lab.eu/prod/rae/optimade/v1/structures?filter=nperiodic_dimensions%20!=%203
ResponseError: Entry maf_9xogfTBIkH3YnPzDhb-mD2q_ with value 'nperiodic_dimensions': 3 was not excluded by 'nperiodic_dimensions != 3'
❌ https://nomad-lab.eu/prod/rae/optimade/v1/structures?filter=_crazyprovider_field=2
ResponseError: Request to 'structures?filter=_crazyprovider_field=2' returned HTTP status code 400.
Additional details from implementation:
Bad Request: _crazyprovider_field is not a searchable quantity (N/A)
❌ https://nomad-lab.eu/prod/rae/optimade/v1/structures?filter=_crazyprovider_field=2
ResponseError: Failed to handle field from unknown provider; should return without affecting filter results