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CaB2H3

Alexandria ALEX

Alex-ID: agm005233716 · Space group: Pnma (#62)

Basic Information

Formula
CaB2H3
Alex-ID
agm005233716
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
201.77
ų
Cell a
3.4284
Å
Cell b
3.5371
Å
Cell c
16.6389
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaB2H3
Ca
4.00 · 16.7%
B
8.00 · 33.3%
H
12.00 · 50.0%

Energy & Stability

Energy above hull
0.4647
eV/atom
Formation energy
-0.0387
eV/atom
Corrected total energy
-101.2341
eV
Raw total energy
-101.2341
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0041
eV
DOS at Fermi level
4.0382
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_4470_spg62

Decomposition

CaB6 Ca(BH)12 CaH2

Computed at

2023-05-09 13:21:48.298999

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: agm005233716).

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 agm005233716
data_agm005233716
_cell_length_a     3.42840
_cell_length_b     3.53706
_cell_length_c     16.63892
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       201.77098
_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
  Ca1 Ca 0.25000 0.49946 0.61426 1.00000
  Ca2 Ca 0.25000 0.00054 0.11426 1.00000
  Ca3 Ca 0.75000 0.50054 0.38574 1.00000
  Ca4 Ca 0.75000 0.99946 0.88574 1.00000
  B1 B 0.25000 0.94860 0.47783 1.00000
  B2 B 0.25000 0.55140 0.97783 1.00000
  B3 B 0.75000 0.05140 0.52217 1.00000
  B4 B 0.75000 0.44860 0.02217 1.00000
  B5 B 0.25000 0.52219 0.25038 1.00000
  B6 B 0.25000 0.97781 0.75038 1.00000
  B7 B 0.75000 0.47781 0.74962 1.00000
  B8 B 0.75000 0.02219 0.24962 1.00000
  H1 H 0.25000 0.04336 0.40523 1.00000
  H2 H 0.25000 0.45664 0.90523 1.00000
  H3 H 0.75000 0.95664 0.59477 1.00000
  H4 H 0.75000 0.54336 0.09477 1.00000
  H5 H 0.25000 0.60219 0.47046 1.00000
  H6 H 0.25000 0.89781 0.97046 1.00000
  H7 H 0.75000 0.39781 0.52954 1.00000
  H8 H 0.75000 0.10219 0.02954 1.00000
  H9 H 0.25000 0.94580 0.82250 1.00000
  H10 H 0.25000 0.55420 0.32250 1.00000
  H11 H 0.75000 0.05420 0.17750 1.00000
  H12 H 0.75000 0.44580 0.67750 1.00000
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