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Ba2CaI6

Alexandria ALEX

Alex-ID: agm005236808 · Space group: P2_1/c (#14)

Basic Information

Formula
Ba2CaI6
Alex-ID
agm005236808
Elements
3
Sites
36
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
1,721.92
ų
Cell a
19.0953
Å
Cell b
10.1429
Å
Cell c
10.6682
Å
α angle
56.45
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2CaI6
Ba
8.00 · 22.2%
Ca
4.00 · 11.1%
I
24.00 · 66.7%

Energy & Stability

Energy above hull
0.0429
eV/atom
Formation energy
-1.6907
eV/atom
Corrected total energy
-121.4566
eV
Raw total energy
-121.4566
eV

Electronic Structure

Indirect band gap
3.5738
eV
Direct band gap
3.5742
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C6_34_spg14

Decomposition

CaI2 BaI2

Computed at

2024-10-04 03:12:59

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: agm005236808).

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 agm005236808
data_agm005236808
_cell_length_a     19.09526
_cell_length_b     10.14290
_cell_length_c     10.66820
_cell_angle_alpha  56.44589
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1721.92209
_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
  Ba1 Ba 0.42471 0.22980 0.02644 1.00000
  Ba2 Ba 0.92471 0.77020 0.47356 1.00000
  Ba3 Ba 0.25937 0.72096 0.52106 1.00000
  Ba4 Ba 0.75937 0.27904 0.97894 1.00000
  Ba5 Ba 0.24063 0.72096 0.02106 1.00000
  Ba6 Ba 0.74063 0.27904 0.47894 1.00000
  Ba7 Ba 0.07529 0.22980 0.52644 1.00000
  Ba8 Ba 0.57529 0.77020 0.97356 1.00000
  Ca1 Ca 0.58508 0.67064 0.53855 1.00000
  Ca2 Ca 0.08508 0.32936 0.96145 1.00000
  Ca3 Ca 0.91492 0.67064 0.03855 1.00000
  Ca4 Ca 0.41492 0.32936 0.46145 1.00000
  I1 I 0.42454 0.54922 0.60595 1.00000
  I2 I 0.08649 0.55647 0.59414 1.00000
  I3 I 0.55940 0.93161 0.19886 1.00000
  I4 I 0.74706 0.56962 0.57690 1.00000
  I5 I 0.24706 0.43038 0.92310 1.00000
  I6 I 0.89417 0.93631 0.09200 1.00000
  I7 I 0.58649 0.44353 0.90586 1.00000
  I8 I 0.29567 0.94099 0.14912 1.00000
  I9 I 0.79567 0.05901 0.35088 1.00000
  I10 I 0.07546 0.54922 0.10595 1.00000
  I11 I 0.39417 0.06369 0.40800 1.00000
  I12 I 0.94060 0.93161 0.69886 1.00000
  I13 I 0.05940 0.06839 0.30114 1.00000
  I14 I 0.60583 0.93631 0.59200 1.00000
  I15 I 0.92454 0.45078 0.89405 1.00000
  I16 I 0.20433 0.94099 0.64912 1.00000
  I17 I 0.70433 0.05901 0.85088 1.00000
  I18 I 0.41351 0.55647 0.09414 1.00000
  I19 I 0.10583 0.06369 0.90800 1.00000
  I20 I 0.75294 0.56962 0.07690 1.00000
  I21 I 0.25294 0.43038 0.42310 1.00000
  I22 I 0.44060 0.06839 0.80114 1.00000
  I23 I 0.91351 0.44353 0.40586 1.00000
  I24 I 0.57546 0.45078 0.39405 1.00000
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