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Entry Data

Table mix-ins: ['Structure', 'Thermodynamics'] Extra columns: ['energy_uncorrected', 'band_gap', 'is_gap_direct', 'is_magnetic', 'total_magnetization', 'is_theoretical']

Base Information:

  • Database Entry ID: mp-645945
  • Created at: Sept. 4, 2022, 2:39 p.m.
  • Last updated at: Nov. 28, 2021, 1:34 a.m.
  • Input Source: Materials Project

Structure:

  • Number of sites: 168
  • Number of elements: 3
  • Element list: ['Na', 'Sn', 'Ge']
  • Chemical System: Ge-Na-Sn
  • Density: 2.8972216334768373
  • Atomic Density: 0.037551941262126354
  • Unit Cell Volume: 4473.803333556
  • Molar Volume: 16.03682940906635
  • Full Formula: Na96 Sn8 Ge64
  • Reduced Formula: Na12SnGe8
  • Formula Anonymous: AB8C12
  • Spacegroup Number: 92
  • Spacegroup Symbol: P4_12_12
  • Crystal System: tetragonal
  • Pointgroup: 422

Thermodynamics:

  • Final energy: -480.74104132
  • Final energy per atom: -2.8615538173809525
  • Energy above hull: None
  • Is thermodynamically stable?: None
  • Decomposes to: None
  • Formation energy None
  • Formation energy per atom: None
Note: stabilities and hull energies are updated on a running schedule, so newer materials may have these fields blank.