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KCoH4Br3O2

Alexandria ALEX

Alex-ID: agm006313764 · Space group: P-1 (#2)

Basic Information

Formula
KCoH4Br3O2
Alex-ID
agm006313764
Elements
5
Sites
22
Space group
P-1 (#2)
Crystal system
triclinic
Volume
432.66
ų
Cell a
6.4460
Å
Cell b
6.8917
Å
Cell c
9.9451
Å
α angle
90.10
°
β angle
101.64
°
γ angle
90.85
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KCoH4Br3O2
K
2.00 · 9.1%
Co
2.00 · 9.1%
H
8.00 · 36.4%
Br
6.00 · 27.3%
O
4.00 · 18.2%

Energy & Stability

Energy above hull
0.0156
eV/atom
Formation energy
-1.1870
eV/atom
Corrected total energy
-98.3542
eV
Raw total energy
-91.7970
eV

Electronic Structure

Indirect band gap
2.5335
eV
Direct band gap
2.5785
eV
DOS at Fermi level
0.0000
Total magnetisation
5.8961
μB

Additional Information

Prototype ID

ABC2D3E4_31_spg2

Decomposition

CoH2Br2O KBr H2O

Computed at

2024-02-23 10:50:12

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: agm006313764).

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 agm006313764
data_agm006313764
_cell_length_a     6.44601
_cell_length_b     6.89174
_cell_length_c     9.94509
_cell_angle_alpha  90.10450
_cell_angle_beta   101.64320
_cell_angle_gamma  90.84723
_cell_volume       432.65982
_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
  K1 K 0.99592 0.63677 0.74787 1.00000
  K2 K 0.00408 0.36323 0.25213 1.00000
  Co1 Co 0.50070 0.17041 0.75146 1.00000
  Co2 Co 0.49930 0.82959 0.24854 1.00000
  H1 H 0.19400 0.78690 0.39739 1.00000
  H2 H 0.80600 0.21310 0.60261 1.00000
  H3 H 0.41558 0.76543 0.50089 1.00000
  H4 H 0.58442 0.23457 0.49911 1.00000
  H5 H 0.41963 0.22877 0.00536 1.00000
  H6 H 0.58037 0.77123 0.99464 1.00000
  H7 H 0.19705 0.21165 0.90109 1.00000
  H8 H 0.80295 0.78835 0.09891 1.00000
  Br1 Br 0.84201 0.75066 0.41600 1.00000
  Br2 Br 0.15799 0.24934 0.58400 1.00000
  Br3 Br 0.49851 0.80428 0.74775 1.00000
  Br4 Br 0.50149 0.19572 0.25225 1.00000
  Br5 Br 0.84646 0.24910 0.91968 1.00000
  Br6 Br 0.15354 0.75090 0.08032 1.00000
  O1 O 0.34528 0.75612 0.40319 1.00000
  O2 O 0.65472 0.24388 0.59681 1.00000
  O3 O 0.35042 0.23753 0.90761 1.00000
  O4 O 0.64958 0.76247 0.09239 1.00000
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