{"success":true,"data":{"mp_id":"mp-3308675","type":"HEA","summary":{"formula":"Ca4B15C","mp_id":"mp-3308675","nelements":3,"is_stable":true,"nsites":20,"density":2.72293,"volume":203.98262,"a":7.04396,"b":7.04396,"c":4.11136,"alpha":90,"beta":90,"gamma":89.36871,"space_group":"Amm2","space_group_num":38,"crystal_system":"Orthorhombic","formation_energy_per_atom":-0.45908,"energy_per_atom":-7.87387,"energy_above_hull":0,"point_group":"mm2","Bravais_Lattice":"oC","Bravais_Combination":"oC","packing_fraction":null,"uncorrected_energy_per_atom":-7.87387,"volume_per_atom":10.19913,"c_over_a":0.58367,"b_over_a":1,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":null,"g_vrh":null,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":null,"Lame_Lambda(GPa)":null,"Pugh_Ratio(K\/G)":null,"Ductility":null,"bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":null},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.0006,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-3308675","mp_task_ids":["aaahggmt"]}}}