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NaGaH4

Alexandria ALEX

Alex-ID: agm078288137 · Space group: P-1 (#2)

Basic Information

Formula
NaGaH4
Alex-ID
agm078288137
Elements
3
Sites
24
Space group
P-1 (#2)
Crystal system
triclinic
Volume
338.67
ų
Cell a
5.8754
Å
Cell b
6.4263
Å
Cell c
10.3596
Å
α angle
88.26
°
β angle
76.80
°
γ angle
63.19
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaGaH4
Na
4.00 · 16.7%
Ga
4.00 · 16.7%
H
16.00 · 66.7%

Energy & Stability

Energy above hull
0.1005
eV/atom
Formation energy
-0.0944
eV/atom
Corrected total energy
-71.4944
eV
Raw total energy
-71.4944
eV

Electronic Structure

Indirect band gap
1.9250
eV
Direct band gap
2.0933
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_4902_spg2

Decomposition

NaGaH4

Computed at

2025-05-26 23:19:22

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: agm078288137).

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 agm078288137
data_agm078288137
_cell_length_a     5.87537
_cell_length_b     6.42634
_cell_length_c     10.35964
_cell_angle_alpha  88.25754
_cell_angle_beta   76.79684
_cell_angle_gamma  63.18550
_cell_volume       338.67375
_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
  Na1 Na 0.46258 0.64795 0.37497 1.00000
  Na2 Na 0.53742 0.35205 0.62503 1.00000
  Na3 Na 0.87184 0.70555 0.61506 1.00000
  Na4 Na 0.12816 0.29445 0.38494 1.00000
  Ga1 Ga 0.82413 0.98392 0.32533 1.00000
  Ga2 Ga 0.17587 0.01608 0.67467 1.00000
  Ga3 Ga 0.75843 0.60709 0.99544 1.00000
  Ga4 Ga 0.24157 0.39291 0.00456 1.00000
  H1 H 0.43809 0.41515 0.88365 1.00000
  H2 H 0.56191 0.58485 0.11635 1.00000
  H3 H 0.58867 0.96166 0.28317 1.00000
  H4 H 0.41133 0.03834 0.71683 1.00000
  H5 H 0.30171 0.25097 0.12628 1.00000
  H6 H 0.69829 0.74903 0.87372 1.00000
  H7 H 0.90400 0.24718 0.72928 1.00000
  H8 H 0.09600 0.75282 0.27072 1.00000
  H9 H 0.73323 0.53500 0.50144 1.00000
  H10 H 0.26677 0.46500 0.49856 1.00000
  H11 H 0.77015 0.01223 0.48387 1.00000
  H12 H 0.22985 0.98777 0.51613 1.00000
  H13 H 0.02049 0.33100 0.94496 1.00000
  H14 H 0.97951 0.66900 0.05504 1.00000
  H15 H 0.84873 0.20962 0.26760 1.00000
  H16 H 0.15127 0.79038 0.73240 1.00000
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