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Y2TmSe3

Alexandria ALEX

Alex-ID: agm034779278 · Space group: C2/m (#12)

Basic Information

Formula
Y2TmSe3
Alex-ID
agm034779278
Elements
3
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
284.76
ų
Cell a
9.0832
Å
Cell b
9.0832
Å
Cell c
8.1438
Å
α angle
76.96
°
β angle
103.04
°
γ angle
154.17
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Y2TmSe3
Y
4.00 · 33.3%
Tm
2.00 · 16.7%
Se
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0085
eV/atom
Formation energy
-1.7284
eV/atom
Corrected total energy
-76.4799
eV
Raw total energy
-76.4799
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0286
eV
DOS at Fermi level
6.7696
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_32_spg12

Decomposition

Y4TmSe5 YTmSe2

Computed at

2025-01-21 21:44:04

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: agm034779278).

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 agm034779278
data_agm034779278
_cell_length_a     9.08323
_cell_length_b     9.08323
_cell_length_c     8.14384
_cell_angle_alpha  76.95707
_cell_angle_beta   103.04293
_cell_angle_gamma  154.17352
_cell_volume       284.76075
_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
  Y1 Y 0.50000 0.50000 0.00000 1.00000
  Y2 Y 0.83598 0.16402 0.66703 1.00000
  Y3 Y 0.16402 0.83598 0.33297 1.00000
  Y4 Y 0.50000 0.50000 0.50000 1.00000
  Tm1 Tm 0.83493 0.16507 0.16868 1.00000
  Tm2 Tm 0.16507 0.83493 0.83132 1.00000
  Se1 Se 0.33193 0.66807 0.41132 1.00000
  Se2 Se 0.66906 0.33094 0.07967 1.00000
  Se3 Se 0.66807 0.33193 0.58868 1.00000
  Se4 Se 0.00217 0.99783 0.75124 1.00000
  Se5 Se 0.99783 0.00217 0.24876 1.00000
  Se6 Se 0.33094 0.66906 0.92033 1.00000
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