{"success":true,"data":{"mp_id":"mp-27677","type":"HEA","summary":{"formula":"KCu4S3","mp_id":"mp-27677","nelements":3,"is_stable":true,"nsites":8,"density":4.68201,"volume":138.13359,"a":3.84297,"b":3.84297,"c":9.35331,"alpha":90,"beta":90,"gamma":90,"space_group":"P4\/mmm","space_group_num":123,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.59032,"energy_per_atom":-4.33287,"energy_above_hull":0,"point_group":"4\/mmm","Bravais_Lattice":"tP","Bravais_Combination":"tP","packing_fraction":null,"uncorrected_energy_per_atom":-9.70202,"volume_per_atom":17.2667,"c_over_a":2.43388,"b_over_a":1,"poisson_ratio":0.32598,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":47.956,"g_vrh":18.881,"E_Calc(GPa)":50.072,"homogeneous_poisson":0.32598,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.734,"Lame_Lambda(GPa)":35.36866666666667,"Pugh_Ratio(K\/G)":2.5399078438642024,"Ductility":"Brittle","bulk_modulus":47.956,"shear_modulus":18.881,"debye_temperature":268.5,"sound_velocity":2250.6,"homogeneity":0.326},"electronic":{"is_metal":true,"band_gap":0,"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-27677","mp_task_ids":["aaadmlkx","aaadsxrj","aaaemtzh","aaaeuwps","aaafdejz"]}}}