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ScAgSn2

Alexandria ALEX

Alex-ID: agm002886554 · Space group: I-42d (#122)

Basic Information

Formula
ScAgSn2
Alex-ID
agm002886554
Elements
3
Sites
8
Space group
I-42d (#122)
Crystal system
tetragonal
Volume
191.93
ų
Cell a
7.8720
Å
Cell b
7.8720
Å
Cell c
6.3700
Å
α angle
51.84
°
β angle
51.84
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ScAgSn2
Sc
2.00 · 25.0%
Sn
4.00 · 50.0%
Ag
2.00 · 25.0%

Energy & Stability

Energy above hull
0.2438
eV/atom
Formation energy
-0.1105
eV/atom
Corrected total energy
-35.2608
eV
Raw total energy
-35.2608
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0416
eV
DOS at Fermi level
4.4375
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_185_spg122

Decomposition

ScAgSn Ag3Sn ScSn2

Computed at

2016-12-18 17:38:55

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: agm002886554).

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 agm002886554
data_agm002886554
_cell_length_a     7.87202
_cell_length_b     7.87202
_cell_length_c     6.37003
_cell_angle_alpha  51.83739
_cell_angle_beta   51.83739
_cell_angle_gamma  90.00000
_cell_volume       191.93169
_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
  Sc1 Sc 0.50000 0.50000 0.00000 1.00000
  Sc2 Sc 0.25000 0.75000 0.50000 1.00000
  Sn1 Sn 0.65174 0.12500 0.25000 1.00000
  Sn2 Sn 0.09826 0.62500 0.25000 1.00000
  Sn3 Sn 0.37500 0.34826 0.75000 1.00000
  Sn4 Sn 0.87500 0.90174 0.75000 1.00000
  Ag1 Ag 0.00000 0.00000 0.00000 1.00000
  Ag2 Ag 0.75000 0.25000 0.50000 1.00000
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