The `mp.2019.04.01.json.zip` data set contains 133420 graph-target pairs for structures materials project used to train the latest megnet formation energy models.
The whole data is a list with each item being a dictionary. The keys for the dictionary are
- "material_id": the material id in materials project
- "graph": the graph dictionary computed with megnet, cutoff radius is 5 A
- "formation_energy_per_atom": the formation energy per atom (eV/atom)
- "structure": cif string of the structure
The `mp_elastic.2019.04.01.json.zip` contains a list of length 12179, where each item is a dictionary with the following keys