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Ba2TmGeTe5

Alexandria ALEX

Alex-ID: agm005149503 · Space group: Cmc2_1 (#36)

Basic Information

Formula
Ba2TmGeTe5
Alex-ID
agm005149503
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
662.50
ų
Cell a
4.7168
Å
Cell b
10.4660
Å
Cell c
13.7743
Å
α angle
90.00
°
β angle
90.00
°
γ angle
103.02
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2TmGeTe5
Ba
4.00 · 22.2%
Tm
2.00 · 11.1%
Ge
2.00 · 11.1%
Te
10.00 · 55.6%

Energy & Stability

Energy above hull
0.0190
eV/atom
Formation energy
-1.1976
eV/atom
Corrected total energy
-78.8428
eV
Raw total energy
-78.8428
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.3043
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D5_200_spg36

Decomposition

Ba2Ge2Te5 Ba(TmTe2)2 BaTe

Computed at

2023-01-07 21:14:26.440280

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: agm005149503).

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 agm005149503
data_agm005149503
_cell_length_a     4.71683
_cell_length_b     10.46605
_cell_length_c     13.77428
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  103.02285
_cell_volume       662.50012
_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 0.87672 0.75345 0.81826 1.00000
  Ba2 Ba 0.12084 0.24168 0.68628 1.00000
  Ba3 Ba 0.12328 0.24655 0.31826 1.00000
  Ba4 Ba 0.87916 0.75832 0.18628 1.00000
  Tm1 Tm 0.79305 0.58611 0.52378 1.00000
  Tm2 Tm 0.20695 0.41389 0.02378 1.00000
  Ge1 Ge 0.56211 0.12421 0.94205 1.00000
  Ge2 Ge 0.43789 0.87579 0.44205 1.00000
  Te1 Te 0.35171 0.70341 0.00368 1.00000
  Te2 Te 0.68747 0.37493 0.87166 1.00000
  Te3 Te 0.50165 0.00329 0.77015 1.00000
  Te4 Te 0.29448 0.58896 0.66616 1.00000
  Te5 Te 0.94965 0.89930 0.54195 1.00000
  Te6 Te 0.64829 0.29659 0.50368 1.00000
  Te7 Te 0.31253 0.62507 0.37166 1.00000
  Te8 Te 0.49835 0.99671 0.27015 1.00000
  Te9 Te 0.70552 0.41104 0.16616 1.00000
  Te10 Te 0.05035 0.10070 0.04195 1.00000
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