{"success":true,"data":{"mp_id":"mp-862871","type":"ELA","summary":{"formula":"PbCl2","mp_id":"mp-862871","nelements":2,"is_stable":false,"nsites":6,"density":4.57391,"volume":201.93042,"a":6.74785,"b":6.74785,"c":4.43477,"alpha":90,"beta":90,"gamma":90,"space_group":"P4_2\/mnm","space_group_num":136,"crystal_system":"Tetragonal","formation_energy_per_atom":-1.56094,"energy_per_atom":-4.03085,"energy_above_hull":0.04293,"point_group":"4\/mmm","Bravais_Lattice":"tP","Bravais_Combination":"tP","packing_fraction":null,"uncorrected_energy_per_atom":-24.12915,"volume_per_atom":33.65507,"c_over_a":0.65721,"b_over_a":1,"poisson_ratio":0.37114,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":29.472,"g_vrh":8.309,"E_Calc(GPa)":22.786,"homogeneous_poisson":0.371,"Vickers_Hard_Est(GPa)":0,"universal_anisotropy":3.371,"Lame_Lambda(GPa)":23.93266666666667,"Pugh_Ratio(K\/G)":3.5469972319171985,"Ductility":"Brittle","bulk_modulus":29.472,"shear_modulus":8.309,"debye_temperature":154.5,"sound_velocity":1519.7,"homogeneity":0.371},"electronic":{"is_metal":false,"band_gap":3.1026,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":0,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-862871","mp_task_ids":["aaacmxbi","aaadohvp","aaadtwzi","aaaeleaq","aaaepdtl","aaafbctj"]}}}