{"success":true,"data":{"mp_id":"mp-989644","type":"ELA","summary":{"formula":"Cs2NaCaCl6","mp_id":"mp-989644","nelements":4,"is_stable":false,"nsites":10,"density":2.73337,"volume":329.02365,"a":7.74903,"b":7.74903,"c":7.74903,"alpha":60,"beta":60,"gamma":60,"space_group":"Fm-3m","space_group_num":225,"crystal_system":"Cubic","formation_energy_per_atom":-2.17065,"energy_per_atom":-3.7961,"energy_above_hull":0.07104,"point_group":"m-3m","Bravais_Lattice":"cF","Bravais_Combination":"cF","packing_fraction":0.7405,"uncorrected_energy_per_atom":-3.427701368,"volume_per_atom":32.90236,"c_over_a":1,"b_over_a":1,"poisson_ratio":0.36138,"Is_FCC":1,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":16.182,"g_vrh":4.943,"E_Calc(GPa)":13.459,"homogeneous_poisson":0.361,"Vickers_Hard_Est(GPa)":0,"universal_anisotropy":3.795,"Lame_Lambda(GPa)":12.886666666666665,"Pugh_Ratio(K\/G)":3.273720412704835,"Ductility":"Brittle","bulk_modulus":16.182,"shear_modulus":4.943,"debye_temperature":288,"sound_velocity":1514.3,"homogeneity":0.361},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":1.00022,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0.00304},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-989644","mp_task_ids":["aaaceinq","aaadumaq","aaadyxkd"]}}}