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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-554758
  • Created at: Sept. 4, 2022, 2:46 p.m.
  • Last updated at: Nov. 28, 2021, 1:37 a.m.
  • Input Source: Materials Project

Structure:

  • Number of sites: 20
  • Number of elements: 3
  • Element list: ['Si', 'P', 'O']
  • Chemical System: O-P-Si
  • Density: 2.7702016133235072
  • Atomic Density: 0.08257506886630386
  • Unit Cell Volume: 242.20385492359344
  • Molar Volume: 7.292928534822494
  • Full Formula: Si2 P4 O14
  • Reduced Formula: SiP2O7
  • Formula Anonymous: AB2C7
  • Spacegroup Number: 176
  • Spacegroup Symbol: P6_3/m
  • Crystal System: hexagonal
  • Pointgroup: 6/m

Thermodynamics:

  • Final energy: -157.34936237
  • Final energy per atom: -7.8674681185
  • 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.