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Ba3PbBr2

Alexandria ALEX

Alex-ID: agm005755510 · Space group: Pnma (#62)

Basic Information

Formula
Ba3PbBr2
Alex-ID
agm005755510
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
1,016.18
ų
Cell a
6.9340
Å
Cell b
9.7752
Å
Cell c
14.9920
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba3PbBr2
Ba
12.00 · 50.0%
Pb
4.00 · 16.7%
Br
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0534
eV/atom
Formation energy
-1.3258
eV/atom
Corrected total energy
-83.1096
eV
Raw total energy
-83.1096
eV

Electronic Structure

Indirect band gap
0.0414
eV
Direct band gap
0.0414
eV
DOS at Fermi level
4.8607
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_35_spg14

Decomposition

Ba2Pb BaBr2

Computed at

2023-08-07 07:17:00.090753

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: agm005755510).

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 agm005755510
data_agm005755510
_cell_length_a     6.93405
_cell_length_b     9.77520
_cell_length_c     14.99196
_cell_angle_alpha  89.99999
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00132
_cell_volume       1016.18048
_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
  Ba1 Ba 0.24998 0.61641 0.57870 1.00000
  Ba2 Ba 0.24998 0.11641 0.92130 1.00000
  Ba3 Ba 0.24997 0.61686 0.92047 1.00000
  Ba4 Ba 0.24997 0.11686 0.57953 1.00000
  Ba5 Ba 0.25004 0.61495 0.25503 1.00000
  Ba6 Ba 0.25004 0.11495 0.24497 1.00000
  Ba7 Ba 0.74996 0.88505 0.75503 1.00000
  Ba8 Ba 0.74996 0.38505 0.74497 1.00000
  Ba9 Ba 0.75003 0.88314 0.42047 1.00000
  Ba10 Ba 0.75003 0.38314 0.07953 1.00000
  Ba11 Ba 0.75002 0.88359 0.07870 1.00000
  Ba12 Ba 0.75002 0.38359 0.42130 1.00000
  Pb1 Pb 0.25002 0.84835 0.08561 1.00000
  Pb2 Pb 0.25002 0.34835 0.41439 1.00000
  Pb3 Pb 0.74998 0.65165 0.58561 1.00000
  Pb4 Pb 0.74998 0.15165 0.91439 1.00000
  Br1 Br 0.24996 0.86679 0.75742 1.00000
  Br2 Br 0.24996 0.36679 0.74258 1.00000
  Br3 Br 0.25003 0.87227 0.41200 1.00000
  Br4 Br 0.25003 0.37227 0.08800 1.00000
  Br5 Br 0.74997 0.62773 0.91200 1.00000
  Br6 Br 0.74997 0.12773 0.58800 1.00000
  Br7 Br 0.75004 0.63321 0.25742 1.00000
  Br8 Br 0.75004 0.13321 0.24258 1.00000
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