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PmCO4

Alexandria ALEX

Alex-ID: agm005778611 · Space group: P2_1/c (#14)

Basic Information

Formula
PmCO4
Alex-ID
agm005778611
Elements
3
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
305.33
ų
Cell a
6.5744
Å
Cell b
7.0061
Å
Cell c
6.6596
Å
α angle
90.00
°
β angle
90.00
°
γ angle
95.51
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmCO4
Pm
4.00 · 16.7%
C
4.00 · 16.7%
O
16.00 · 66.7%

Energy & Stability

Energy above hull
0.0141
eV/atom
Formation energy
-2.5719
eV/atom
Corrected total energy
-196.9541
eV
Raw total energy
-185.7175
eV

Electronic Structure

Indirect band gap
3.3998
eV
Direct band gap
3.4059
eV
DOS at Fermi level
0.0000
Total magnetisation
0.1342
μB

Additional Information

Prototype ID

ABC4_2781_spg14

Decomposition

Pm(CO3)2 PmO2

Computed at

2023-07-27 12:12:38.843582

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: agm005778611).

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 agm005778611
data_agm005778611
_cell_length_a     6.57439
_cell_length_b     7.00610
_cell_length_c     6.65963
_cell_angle_alpha  89.99977
_cell_angle_beta   90.00026
_cell_angle_gamma  95.50988
_cell_volume       305.33064
_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 0.44631 0.25139 0.82822 1.00000
  Pm2 Pm 0.05369 0.24861 0.32822 1.00000
  Pm3 Pm 0.94631 0.75139 0.67178 1.00000
  Pm4 Pm 0.55369 0.74861 0.17178 1.00000
  C1 C 0.95988 0.23669 0.82237 1.00000
  C2 C 0.54012 0.26331 0.32237 1.00000
  C3 C 0.45988 0.73669 0.67763 1.00000
  C4 C 0.04012 0.76331 0.17763 1.00000
  O1 O 0.60287 0.00005 0.95004 1.00000
  O2 O 0.99812 0.11247 0.68159 1.00000
  O3 O 0.69565 0.17001 0.31844 1.00000
  O4 O 0.40484 0.23681 0.46779 1.00000
  O5 O 0.80434 0.32999 0.81844 1.00000
  O6 O 0.09516 0.26319 0.96779 1.00000
  O7 O 0.50188 0.38753 0.18158 1.00000
  O8 O 0.89713 0.49995 0.45004 1.00000
  O9 O 0.10287 0.50005 0.54996 1.00000
  O10 O 0.49812 0.61247 0.81842 1.00000
  O11 O 0.90484 0.73681 0.03221 1.00000
  O12 O 0.19566 0.67001 0.18156 1.00000
  O13 O 0.59516 0.76319 0.53221 1.00000
  O14 O 0.30435 0.82999 0.68156 1.00000
  O15 O 0.00188 0.88753 0.31841 1.00000
  O16 O 0.39713 0.99995 0.04996 1.00000
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