{"success":true,"data":{"mp_id":"mp-643370","type":"ELA","summary":{"formula":"Ba2MgH6","mp_id":"mp-643370","nelements":3,"is_stable":true,"nsites":9,"density":3.94162,"volume":128.49411,"a":5.71778,"b":5.71785,"c":4.53831,"alpha":89.99969,"beta":90.00019,"gamma":120.00054,"space_group":"P-3m1","space_group_num":164,"crystal_system":"Trigonal","formation_energy_per_atom":-0.54582,"energy_per_atom":-3.41687,"energy_above_hull":0,"point_group":"-3m","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-9.19041,"volume_per_atom":14.27712,"c_over_a":0.79372,"b_over_a":1.00001,"poisson_ratio":0.18432,"Is_FCC":0,"Is_BCC":0,"Is_HCP":1},"elasticity":{"k_vrh":38.587,"g_vrh":30.856,"E_Calc(GPa)":73.087,"homogeneous_poisson":0.184,"Vickers_Hard_Est(GPa)":8.447,"universal_anisotropy":0.28,"Lame_Lambda(GPa)":18.016333333333336,"Pugh_Ratio(K\/G)":1.2505509463313456,"Ductility":"Ductile","bulk_modulus":38.587,"shear_modulus":30.856,"debye_temperature":879.1,"sound_velocity":3083.7,"homogeneity":0.184},"electronic":{"is_metal":false,"band_gap":2.8864,"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-643370","mp_task_ids":["aaabngrm","aaadjpis","aaaemjox","aaaezvtu","aaagbnly"]},"xrd":{"by_target":{"AgKa":{"radiation":"Ag Kα","wavelength":0.5609,"n_peaks":266,"three_strong":[9.6165,9.6165,9.6166]},"CoKa":{"radiation":"Co Kα","wavelength":1.7903,"n_peaks":117,"three_strong":[31.0364,31.0366,31.0367]},"CrKa":{"radiation":"Cr Kα","wavelength":2.291,"n_peaks":61,"three_strong":[40.0436,40.0438,40.044]},"CuKa":{"radiation":"Cu Kα","wavelength":1.5418,"n_peaks":156,"three_strong":[26.6436,26.6437,26.6438]},"MoKa":{"radiation":"Mo Kα","wavelength":0.7107,"n_peaks":246,"three_strong":[12.1944,12.1943,12.1944]}}}}}