Navigation

HEAS Data Platform · Materials Science Database

Fe2CoH3

Alexandria ALEX

Alex-ID: agm005757572 · Space group: Pnma (#62)

Basic Information

Formula
Fe2CoH3
Alex-ID
agm005757572
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
156.45
ų
Cell a
3.7356
Å
Cell b
5.2917
Å
Cell c
7.9141
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Fe2CoH3
Fe
8.00 · 33.3%
Co
4.00 · 16.7%
H
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0016
eV/atom
Formation energy
-0.0665
eV/atom
Corrected total energy
-136.6690
eV
Raw total energy
-136.6690
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0139
eV
DOS at Fermi level
13.8636
Total magnetisation
21.7087
μB

Additional Information

Prototype ID

AB2C3_35_spg14

Decomposition

FeCo3H4 FeH

Computed at

2023-07-09 23:21:10.428930

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: agm005757572).

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 agm005757572
data_agm005757572
_cell_length_a     3.73564
_cell_length_b     5.29170
_cell_length_c     7.91410
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  89.99996
_cell_volume       156.44507
_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
  Fe1 Fe 0.25000 0.87380 0.75020 1.00000
  Fe2 Fe 0.25000 0.37380 0.74980 1.00000
  Fe3 Fe 0.25000 0.87316 0.41614 1.00000
  Fe4 Fe 0.25000 0.37316 0.08386 1.00000
  Fe5 Fe 0.75000 0.62684 0.91614 1.00000
  Fe6 Fe 0.75000 0.12684 0.58386 1.00000
  Fe7 Fe 0.75000 0.62620 0.25020 1.00000
  Fe8 Fe 0.75000 0.12620 0.24980 1.00000
  Co1 Co 0.25000 0.87660 0.08252 1.00000
  Co2 Co 0.25000 0.37660 0.41748 1.00000
  Co3 Co 0.75000 0.62340 0.58252 1.00000
  Co4 Co 0.75000 0.12340 0.91748 1.00000
  H1 H 0.25000 0.62113 0.58197 1.00000
  H2 H 0.25000 0.12113 0.91803 1.00000
  H3 H 0.25000 0.62549 0.91725 1.00000
  H4 H 0.25000 0.12549 0.58275 1.00000
  H5 H 0.25000 0.62427 0.25002 1.00000
  H6 H 0.25000 0.12427 0.24998 1.00000
  H7 H 0.75000 0.87573 0.75002 1.00000
  H8 H 0.75000 0.37573 0.74998 1.00000
  H9 H 0.75000 0.87451 0.41725 1.00000
  H10 H 0.75000 0.37451 0.08275 1.00000
  H11 H 0.75000 0.87887 0.08197 1.00000
  H12 H 0.75000 0.37887 0.41803 1.00000
Get direct link