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Ca(FeH3)2

Alexandria ALEX

Alex-ID: agm071436619 · Space group: P4_332 (#212)

Basic Information

Formula
Ca(FeH3)2
Alex-ID
agm071436619
Elements
3
Sites
36
Space group
P4_332 (#212)
Crystal system
cubic
Volume
281.91
ų
Cell a
6.5570
Å
Cell b
6.5570
Å
Cell c
6.5570
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca(FeH3)2
Ca
4.00 · 11.1%
Fe
8.00 · 22.2%
H
24.00 · 66.7%

Energy & Stability

Energy above hull
0.1831
eV/atom
Formation energy
-0.1553
eV/atom
Corrected total energy
-159.0541
eV
Raw total energy
-159.0541
eV

Electronic Structure

Indirect band gap
0.1329
eV
Direct band gap
0.1329
eV
DOS at Fermi level
5.2734
Total magnetisation
7.9461
μB

Additional Information

Prototype ID

AB2C6_5860_spg212

Decomposition

FeH Ca2FeH6 H2

Computed at

2024-09-10 01:43:58.144090

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: agm071436619).

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 agm071436619
data_agm071436619
_cell_length_a     6.55699
_cell_length_b     6.55699
_cell_length_c     6.55699
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       281.91177
_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 0.62500 0.62500 0.62500 1.00000
  Ca2 Ca 0.87500 0.37500 0.12500 1.00000
  Ca3 Ca 0.37500 0.12500 0.87500 1.00000
  Ca4 Ca 0.12500 0.87500 0.37500 1.00000
  Fe1 Fe 0.31489 0.31489 0.31489 1.00000
  Fe2 Fe 0.18511 0.68511 0.81489 1.00000
  Fe3 Fe 0.68511 0.81489 0.18511 1.00000
  Fe4 Fe 0.81489 0.18511 0.68511 1.00000
  Fe5 Fe 0.56489 0.06489 0.43511 1.00000
  Fe6 Fe 0.93511 0.93511 0.93511 1.00000
  Fe7 Fe 0.06489 0.43511 0.56489 1.00000
  Fe8 Fe 0.43511 0.56489 0.06489 1.00000
  H1 H 0.40405 0.76746 0.89784 1.00000
  H2 H 0.09595 0.23254 0.39784 1.00000
  H3 H 0.59595 0.26746 0.60216 1.00000
  H4 H 0.90405 0.73254 0.10216 1.00000
  H5 H 0.89784 0.40405 0.76746 1.00000
  H6 H 0.39784 0.09595 0.23254 1.00000
  H7 H 0.60216 0.59595 0.26746 1.00000
  H8 H 0.10216 0.90405 0.73254 1.00000
  H9 H 0.76746 0.89784 0.40405 1.00000
  H10 H 0.23254 0.39784 0.09595 1.00000
  H11 H 0.26746 0.60216 0.59595 1.00000
  H12 H 0.73254 0.10216 0.90405 1.00000
  H13 H 0.01746 0.15405 0.85216 1.00000
  H14 H 0.48254 0.84595 0.35216 1.00000
  H15 H 0.51746 0.34595 0.14784 1.00000
  H16 H 0.98254 0.65405 0.64784 1.00000
  H17 H 0.65405 0.64784 0.98254 1.00000
  H18 H 0.34595 0.14784 0.51746 1.00000
  H19 H 0.84595 0.35216 0.48254 1.00000
  H20 H 0.15405 0.85216 0.01746 1.00000
  H21 H 0.14784 0.51746 0.34595 1.00000
  H22 H 0.64784 0.98254 0.65405 1.00000
  H23 H 0.85216 0.01746 0.15405 1.00000
  H24 H 0.35216 0.48254 0.84595 1.00000
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