{"success":true,"data":{"mp_id":"mp-4520","type":"HEA","summary":{"formula":"Y(CuGe)2","mp_id":"mp-4520","nelements":3,"is_stable":true,"nsites":5,"density":7.18783,"volume":83.46278,"a":4.03072,"b":4.03072,"c":5.87489,"alpha":110.0626,"beta":110.06259,"gamma":89.99999,"space_group":"I4\/mmm","space_group_num":139,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.49661,"energy_per_atom":-5.28732,"energy_above_hull":0,"point_group":"4\/mmm","Bravais_Lattice":"tI","Bravais_Combination":"tI","packing_fraction":null,"uncorrected_energy_per_atom":-14.50141,"volume_per_atom":16.69256,"c_over_a":1.45753,"b_over_a":1,"poisson_ratio":0.27166,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":103.38,"g_vrh":55.688,"E_Calc(GPa)":141.633,"homogeneous_poisson":0.27166,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.11,"Lame_Lambda(GPa)":66.25466666666665,"Pugh_Ratio(K\/G)":1.8564143082890388,"Ductility":"Brittle","bulk_modulus":103.38,"shear_modulus":55.688,"debye_temperature":360.8,"sound_velocity":3098.1,"homogeneity":0.272},"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-4520","mp_task_ids":["aaadmovt","aaaelzgp","aaaeqqot","aaafaxeb","aaafdisp"]}}}