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GaH7Pd4

Alexandria ALEX

Alex-ID: agm007337105 · Space group: Pmmn (#59)

Basic Information

Formula
GaH7Pd4
Alex-ID
agm007337105
Elements
3
Sites
24
Space group
Pmmn (#59)
Crystal system
orthorhombic
Volume
250.65
ų
Cell a
3.5592
Å
Cell b
11.7876
Å
Cell c
5.9744
Å
α angle
90.00
°
β angle
90.12
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
GaH7Pd4
Ga
2.00 · 8.3%
H
14.00 · 58.3%
Pd
8.00 · 33.3%

Energy & Stability

Energy above hull
0.1667
eV/atom
Formation energy
-0.0707
eV/atom
Corrected total energy
-94.6539
eV
Raw total energy
-94.6539
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.1057
eV
DOS at Fermi level
4.5741
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C7_220_spg31

Decomposition

H4Pd GaPd2 GaHPd3

Computed at

2025-05-27 06:10:10

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: agm007337105).

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 agm007337105
data_agm007337105
_cell_length_a     3.55920
_cell_length_b     11.78756
_cell_length_c     5.97436
_cell_angle_alpha  90.00000
_cell_angle_beta   90.12334
_cell_angle_gamma  90.00000
_cell_volume       250.64961
_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
  Ga1 Ga 0.25075 0.75000 0.52692 1.00000
  Ga2 Ga 0.74925 0.25000 0.47308 1.00000
  H1 H 0.25037 0.39873 0.80827 1.00000
  H2 H 0.74963 0.60127 0.19173 1.00000
  H3 H 0.74956 0.13627 0.11051 1.00000
  H4 H 0.25044 0.86373 0.88949 1.00000
  H5 H 0.25044 0.63627 0.88949 1.00000
  H6 H 0.74956 0.36373 0.11051 1.00000
  H7 H 0.75026 0.96940 0.69905 1.00000
  H8 H 0.24974 0.03060 0.30095 1.00000
  H9 H 0.24974 0.46940 0.30095 1.00000
  H10 H 0.75026 0.53060 0.69905 1.00000
  H11 H 0.75467 0.25000 0.94752 1.00000
  H12 H 0.24533 0.75000 0.05248 1.00000
  H13 H 0.25037 0.10127 0.80827 1.00000
  H14 H 0.74963 0.89873 0.19173 1.00000
  Pd1 Pd 0.75055 0.11971 0.81895 1.00000
  Pd2 Pd 0.25026 0.55206 0.66146 1.00000
  Pd3 Pd 0.74974 0.44794 0.33854 1.00000
  Pd4 Pd 0.24945 0.88029 0.18105 1.00000
  Pd5 Pd 0.24945 0.61971 0.18105 1.00000
  Pd6 Pd 0.75055 0.38029 0.81895 1.00000
  Pd7 Pd 0.25026 0.94794 0.66146 1.00000
  Pd8 Pd 0.74974 0.05206 0.33854 1.00000
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