{"success":true,"data":{"mp_id":"mp-13854","type":"TRA","summary":{"formula":"B3Ru2","mp_id":"mp-13854","nelements":2,"is_stable":true,"nsites":10,"density":8.31151,"volume":93.72967,"a":2.90999,"b":2.90999,"c":12.78093,"alpha":90,"beta":90,"gamma":120,"space_group":"P6_3\/mmc","space_group_num":194,"crystal_system":"Hexagonal","formation_energy_per_atom":-0.3525,"energy_per_atom":-14.93012,"energy_above_hull":0,"point_group":"6\/mmm","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-14.930123343,"volume_per_atom":9.37297,"c_over_a":4.39209,"b_over_a":1,"poisson_ratio":0.2585,"Is_FCC":0,"Is_BCC":0,"Is_HCP":1},"elasticity":{"k_vrh":300.208,"g_vrh":172.829,"E_Calc(GPa)":435.009,"homogeneous_poisson":0.2585,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.46,"Lame_Lambda(GPa)":184.9886666666667,"Pugh_Ratio(K\/G)":1.7370233004877655,"Ductility":"Ductile","bulk_modulus":300.208,"shear_modulus":172.829,"debye_temperature":715.4,"sound_velocity":5067.6,"homogeneity":0.258},"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-13854","mp_task_ids":["aaadmnmk","aaadsqad","aaaelgae","aaaeuilk","aaafcbeb"]}}}