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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-554863
  • Created at: Sept. 4, 2022, 2:40 p.m.
  • Last updated at: Nov. 28, 2021, 1:34 a.m.
  • Input Source: Materials Project

Structure:

  • Number of sites: 76
  • Number of elements: 3
  • Element list: ['K', 'Nb', 'O']
  • Chemical System: K-Nb-O
  • Density: 4.355051551806382
  • Atomic Density: 0.07002420608891169
  • Unit Cell Volume: 1085.3389741184737
  • Molar Volume: 8.600084308494008
  • Full Formula: K4 Nb20 O52
  • Reduced Formula: KNb5O13
  • Formula Anonymous: AB5C13
  • Spacegroup Number: 57
  • Spacegroup Symbol: Pbcm
  • Crystal System: orthorhombic
  • Pointgroup: mmm

Thermodynamics:

  • Final energy: -691.85425623
  • Final energy per atom: -9.103345476710526
  • 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.