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Ac2TmGe2Pt7

Alexandria ALEX

Alex-ID: agm030636346 · Space group: C2/m (#12)

Basic Information

Formula
Ac2TmGe2Pt7
Alex-ID
agm030636346
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
248.76
ų
Cell a
4.1908
Å
Cell b
4.1908
Å
Cell c
14.2483
Å
α angle
85.60
°
β angle
94.40
°
γ angle
90.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2TmGe2Pt7
Ac
2.00 · 16.7%
Tm
1.00 · 8.3%
Ge
2.00 · 16.7%
Pt
7.00 · 58.3%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.0073
eV/atom
Corrected total energy
-76.6271
eV
Raw total energy
-76.6271
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.4002
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D7_13_spg12

Decomposition

Ac2TmGe2Pt7

Computed at

2025-01-02 10:48:45

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: agm030636346).

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 agm030636346
data_agm030636346
_cell_length_a     4.19076
_cell_length_b     4.19076
_cell_length_c     14.24830
_cell_angle_alpha  85.60183
_cell_angle_beta   94.39817
_cell_angle_gamma  90.47072
_cell_volume       248.76310
_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
  Ac1 Ac 0.91792 0.08208 0.64836 1.00000
  Ac2 Ac 0.08208 0.91792 0.35164 1.00000
  Tm1 Tm 0.00000 0.00000 0.00000 1.00000
  Ge1 Ge 0.56343 0.43657 0.24111 1.00000
  Ge2 Ge 0.43657 0.56343 0.75889 1.00000
  Pt1 Pt 0.50000 0.50000 0.00000 1.00000
  Pt2 Pt 0.41642 0.58358 0.58182 1.00000
  Pt3 Pt 0.58358 0.41642 0.41818 1.00000
  Pt4 Pt 0.46301 0.03820 0.85530 1.00000
  Pt5 Pt 0.96180 0.53699 0.85530 1.00000
  Pt6 Pt 0.03820 0.46301 0.14470 1.00000
  Pt7 Pt 0.53699 0.96180 0.14470 1.00000
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