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CsMgH3

Alexandria ALEX

Alex-ID: agm003239299 · Space group: Pmmn (#59)

Basic Information

Formula
CsMgH3
Alex-ID
agm003239299
Elements
3
Sites
30
Space group
Pmmn (#59)
Crystal system
orthorhombic
Volume
517.36
ų
Cell a
6.1103
Å
Cell b
8.5119
Å
Cell c
9.9472
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CsMgH3
Cs
6.00 · 20.0%
H
18.00 · 60.0%
Mg
6.00 · 20.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.3237
eV/atom
Corrected total energy
-82.7329
eV
Raw total energy
-82.7329
eV

Electronic Structure

Indirect band gap
3.0294
eV
Direct band gap
3.0684
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC3_147_spg59

Decomposition

CsMgH3

Computed at

2021-12-15 01:41:49.032206

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: agm003239299).

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 agm003239299
data_agm003239299
_cell_length_a     6.11029
_cell_length_b     8.51190
_cell_length_c     9.94719
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       517.35507
_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
  Cs1 Cs 0.75000 0.82107 0.25000 1.00000
  Cs2 Cs 0.25000 0.17893 0.75000 1.00000
  Cs3 Cs 0.75000 0.33743 0.47195 1.00000
  Cs4 Cs 0.75000 0.33743 0.02805 1.00000
  Cs5 Cs 0.25000 0.66257 0.52805 1.00000
  Cs6 Cs 0.25000 0.66257 0.97195 1.00000
  H1 H 0.25000 0.90370 0.25000 1.00000
  H2 H 0.75000 0.09630 0.75000 1.00000
  H3 H 0.00000 0.00000 0.00000 1.00000
  H4 H 0.50000 0.00000 0.50000 1.00000
  H5 H 0.50000 0.00000 0.00000 1.00000
  H6 H 0.00000 0.00000 0.50000 1.00000
  H7 H 0.01360 0.50513 0.25000 1.00000
  H8 H 0.48640 0.50513 0.25000 1.00000
  H9 H 0.51360 0.49487 0.75000 1.00000
  H10 H 0.98640 0.49487 0.75000 1.00000
  H11 H 0.04721 0.16676 0.25000 1.00000
  H12 H 0.45279 0.16676 0.25000 1.00000
  H13 H 0.54721 0.83324 0.75000 1.00000
  H14 H 0.95279 0.83324 0.75000 1.00000
  H15 H 0.75000 0.70659 0.55096 1.00000
  H16 H 0.75000 0.70659 0.94904 1.00000
  H17 H 0.25000 0.29341 0.44904 1.00000
  H18 H 0.25000 0.29341 0.05096 1.00000
  Mg1 Mg 0.25000 0.36574 0.25000 1.00000
  Mg2 Mg 0.75000 0.63426 0.75000 1.00000
  Mg3 Mg 0.75000 0.92762 0.88981 1.00000
  Mg4 Mg 0.75000 0.92762 0.61019 1.00000
  Mg5 Mg 0.25000 0.07238 0.11019 1.00000
  Mg6 Mg 0.25000 0.07238 0.38981 1.00000
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