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Li2BeH4

Alexandria ALEX

Alex-ID: agm082201017 · Space group: P1 (#1)

Basic Information

Formula
Li2BeH4
Alex-ID
agm082201017
Elements
3
Sites
28
Space group
P1 (#1)
Crystal system
triclinic
Volume
254.30
ų
Cell a
4.5791
Å
Cell b
7.1870
Å
Cell c
8.0182
Å
α angle
79.75
°
β angle
84.01
°
γ angle
98.74
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li2BeH4
Li
8.00 · 28.6%
Be
4.00 · 14.3%
H
16.00 · 57.1%

Energy & Stability

Energy above hull
0.0361
eV/atom
Formation energy
-0.3506
eV/atom
Corrected total energy
-91.8669
eV
Raw total energy
-91.8669
eV

Electronic Structure

Indirect band gap
4.1808
eV
Direct band gap
4.5710
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4_6481_spg1

Decomposition

Li2BeH4

Computed at

2025-05-26 22:37:31

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: agm082201017).

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 agm082201017
data_agm082201017
_cell_length_a     4.57913
_cell_length_b     7.18699
_cell_length_c     8.01823
_cell_angle_alpha  79.74821
_cell_angle_beta   84.01404
_cell_angle_gamma  98.73916
_cell_volume       254.30371
_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
  Li1 Li 0.60932 0.88906 0.73493 1.00000
  Li2 Li 0.34832 0.21076 0.64734 1.00000
  Li3 Li 0.84047 0.24610 0.38333 1.00000
  Li4 Li 0.93261 0.59751 0.06241 1.00000
  Li5 Li 0.39719 0.30302 0.12386 1.00000
  Li6 Li 0.07434 0.56113 0.60494 1.00000
  Li7 Li 0.39817 0.93388 0.36173 1.00000
  Li8 Li 0.82033 0.22406 0.87248 1.00000
  Be1 Be 0.14959 0.94506 0.90465 1.00000
  Be2 Be 0.94690 0.05687 0.14926 1.00000
  Be3 Be 0.33018 0.49914 0.33703 1.00000
  Be4 Be 0.57498 0.49234 0.76635 1.00000
  H1 H 0.97683 0.88494 0.08128 1.00000
  H2 H 0.44241 0.05731 0.87235 1.00000
  H3 H 0.98375 0.03509 0.77820 1.00000
  H4 H 0.09305 0.06515 0.29648 1.00000
  H5 H 0.61582 0.45190 0.28057 1.00000
  H6 H 0.71949 0.36671 0.67532 1.00000
  H7 H 0.26406 0.43404 0.76658 1.00000
  H8 H 0.18759 0.76036 0.87353 1.00000
  H9 H 0.54281 0.04958 0.53291 1.00000
  H10 H 0.71821 0.67607 0.67407 1.00000
  H11 H 0.64580 0.08365 0.18285 1.00000
  H12 H 0.07696 0.21882 0.02741 1.00000
  H13 H 0.15949 0.47373 0.20163 1.00000
  H14 H 0.66003 0.45117 0.93770 1.00000
  H15 H 0.17124 0.35571 0.47865 1.00000
  H16 H 0.32006 0.67683 0.39215 1.00000
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