Navigation

HEAS Data Platform · Materials Science Database

Pm2GeS5

Alexandria ALEX

Alex-ID: agm005994736 · Space group: P2_1/c (#14)

Basic Information

Formula
Pm2GeS5
Alex-ID
agm005994736
Elements
3
Sites
32
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
793.93
ų
Cell a
8.4953
Å
Cell b
8.5018
Å
Cell c
11.5699
Å
α angle
90.00
°
β angle
108.18
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2GeS5
Pm
8.00 · 25.0%
Ge
4.00 · 12.5%
S
20.00 · 62.5%

Energy & Stability

Energy above hull
0.0294
eV/atom
Formation energy
-1.8082
eV/atom
Corrected total energy
-196.8856
eV
Raw total energy
-183.6164
eV

Electronic Structure

Indirect band gap
1.9636
eV
Direct band gap
2.0685
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C5_318_spg14

Decomposition

Pm2S3 GeS2

Computed at

2023-09-05 12:40:07

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm005994736).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm005994736
data_agm005994736
_cell_length_a     8.49528
_cell_length_b     8.50179
_cell_length_c     11.56987
_cell_angle_alpha  90.00000
_cell_angle_beta   108.17803
_cell_angle_gamma  90.00001
_cell_volume       793.92980
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Pm1 Pm 0.73199 0.87510 0.03625 1.00000
  Pm2 Pm 0.23199 0.62490 0.03625 1.00000
  Pm3 Pm 0.54551 0.86692 0.37285 1.00000
  Pm4 Pm 0.04551 0.63308 0.37285 1.00000
  Pm5 Pm 0.95449 0.36692 0.62715 1.00000
  Pm6 Pm 0.45449 0.13308 0.62715 1.00000
  Pm7 Pm 0.76801 0.37510 0.96375 1.00000
  Pm8 Pm 0.26801 0.12490 0.96375 1.00000
  Ge1 Ge 0.52762 0.41153 0.30564 1.00000
  Ge2 Ge 0.02762 0.08847 0.30564 1.00000
  Ge3 Ge 0.97238 0.91153 0.69436 1.00000
  Ge4 Ge 0.47238 0.58847 0.69436 1.00000
  S1 S 0.99720 0.11740 0.10732 1.00000
  S2 S 0.94009 0.61531 0.11246 1.00000
  S3 S 0.49720 0.38260 0.10732 1.00000
  S4 S 0.44009 0.88469 0.11246 1.00000
  S5 S 0.83013 0.90143 0.29345 1.00000
  S6 S 0.94413 0.30357 0.37465 1.00000
  S7 S 0.33013 0.59857 0.29345 1.00000
  S8 S 0.73414 0.56230 0.42381 1.00000
  S9 S 0.44413 0.19643 0.37465 1.00000
  S10 S 0.23414 0.93770 0.42381 1.00000
  S11 S 0.76586 0.06230 0.57619 1.00000
  S12 S 0.55587 0.80357 0.62535 1.00000
  S13 S 0.26586 0.43770 0.57619 1.00000
  S14 S 0.66987 0.40143 0.70655 1.00000
  S15 S 0.05587 0.69643 0.62535 1.00000
  S16 S 0.16987 0.09857 0.70655 1.00000
  S17 S 0.55991 0.11531 0.88754 1.00000
  S18 S 0.50280 0.61740 0.89268 1.00000
  S19 S 0.05991 0.38469 0.88754 1.00000
  S20 S 0.00280 0.88260 0.89268 1.00000
Get direct link