{"success":true,"data":{"mp_id":"mp-1007637","type":"ELA","summary":{"formula":"KNaH2","mp_id":"mp-1007637","nelements":3,"is_stable":false,"nsites":4,"density":1.39334,"volume":76.39728,"a":3.78323,"b":3.78323,"c":5.33767,"alpha":90,"beta":90,"gamma":90,"space_group":"P4\/mmm","space_group_num":123,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.23585,"energy_per_atom":-4.35902,"energy_above_hull":0.05539,"point_group":"4\/mmm","Bravais_Lattice":"tP","Bravais_Combination":"tP","packing_fraction":null,"uncorrected_energy_per_atom":-2.43597,"volume_per_atom":19.09932,"c_over_a":1.41088,"b_over_a":1,"poisson_ratio":0.19413,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":17.067,"g_vrh":13.115,"E_Calc(GPa)":31.322,"homogeneous_poisson":0.194,"Vickers_Hard_Est(GPa)":3.624,"universal_anisotropy":0.011,"Lame_Lambda(GPa)":8.323666666666666,"Pugh_Ratio(K\/G)":1.3013343499809378,"Ductility":"Ductile","bulk_modulus":17.067,"shear_modulus":13.115,"debye_temperature":530.5,"sound_velocity":3384.9,"homogeneity":0.194},"electronic":{"is_metal":false,"band_gap":2.5015,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.00027,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1007637","mp_task_ids":["aaacisea","aaadclsq","aaadtlcs","aaaeoexl","aaafsiek"]},"xrd":{"by_target":{"CuKa":{"radiation":"Cu Kα","wavelength":1.5418,"n_peaks":22,"three_strong":[28.9274,33.4978,57.1087]}}}}}