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Ca2HO4

Alexandria ALEX

Alex-ID: agm096205397 · Space group: Pm (#6)

Basic Information

Formula
Ca2HO4
Alex-ID
agm096205397
Elements
3
Sites
7
Space group
Pm (#6)
Crystal system
monoclinic
Volume
87.32
ų
Cell a
3.7820
Å
Cell b
3.2100
Å
Cell c
7.2553
Å
α angle
90.00
°
β angle
97.56
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2HO4
Ca
2.00 · 28.6%
H
1.00 · 14.3%
O
4.00 · 57.1%

Energy & Stability

Energy above hull
0.1447
eV/atom
Formation energy
-2.1930
eV/atom
Corrected total energy
-42.4278
eV
Raw total energy
-39.6186
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0539
eV
DOS at Fermi level
1.9217
Total magnetisation
1.0138
μB

Additional Information

Prototype ID

AB2C4_4617_spg1

Decomposition

CaO8 Ca(HO)2 CaO

Computed at

2025-04-10 19:59:44

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: agm096205397).

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 agm096205397
data_agm096205397
_cell_length_a     3.78196
_cell_length_b     3.21004
_cell_length_c     7.25533
_cell_angle_alpha  90.00000
_cell_angle_beta   97.55745
_cell_angle_gamma  90.00000
_cell_volume       87.31652
_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 0.21510 0.00000 0.91169 1.00000
  Ca2 Ca 0.40321 0.00000 0.39508 1.00000
  H1 H 0.74114 0.50000 0.03931 1.00000
  O1 O 0.31648 0.50000 0.17289 1.00000
  O2 O 0.19335 0.50000 0.61464 1.00000
  O3 O 0.91192 0.50000 0.46429 1.00000
  O4 O 0.71880 0.50000 0.90210 1.00000
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