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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-23764
  • 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: 18
  • Number of elements: 4
  • Element list: ['Mg', 'Si', 'H', 'O']
  • Chemical System: H-Mg-O-Si
  • Density: 2.4962479628454
  • Atomic Density: 0.09764617463026136
  • Unit Cell Volume: 184.33901858579978
  • Molar Volume: 6.167308430466346
  • Full Formula: Mg3 Si2 H4 O9
  • Reduced Formula: Mg3Si2H4O9
  • Formula Anonymous: A2B3C4D9
  • Spacegroup Number: 157
  • Spacegroup Symbol: P31m
  • Crystal System: trigonal
  • Pointgroup: 31m

Thermodynamics:

  • Final energy: -120.39778216
  • Final energy per atom: -6.688765675555556
  • 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.