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Mg2Sc5Cu2Ag

Alexandria ALEX

Alex-ID: agm005138697 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Mg2Sc5Cu2Ag
Alex-ID
agm005138697
Elements
4
Sites
20
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
425.80
ų
Cell a
3.3971
Å
Cell b
11.1957
Å
Cell c
11.1957
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg2Sc5Cu2Ag
Mg
4.00 · 20.0%
Sc
10.00 · 50.0%
Cu
4.00 · 20.0%
Ag
2.00 · 10.0%

Energy & Stability

Energy above hull
0.0587
eV/atom
Formation energy
-0.1185
eV/atom
Corrected total energy
-94.4065
eV
Raw total energy
-94.4065
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
22.2101
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D5_49_spg127

Decomposition

Sc2Cu MgScAg Mg(ScCu)2 MgSc

Computed at

2022-07-14 23:11:44.010973

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: agm005138697).

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 agm005138697
data_agm005138697
_cell_length_a     3.39706
_cell_length_b     11.19565
_cell_length_c     11.19565
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       425.79694
_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
  Mg1 Mg 0.00000 0.67643 0.17643 1.00000
  Mg2 Mg 0.00000 0.32357 0.82357 1.00000
  Mg3 Mg 0.00000 0.17643 0.32357 1.00000
  Mg4 Mg 0.00000 0.82357 0.67643 1.00000
  Sc1 Sc 0.50000 0.20244 0.06418 1.00000
  Sc2 Sc 0.50000 0.79756 0.93582 1.00000
  Sc3 Sc 0.50000 0.06418 0.79756 1.00000
  Sc4 Sc 0.50000 0.70244 0.43582 1.00000
  Sc5 Sc 0.50000 0.93582 0.20244 1.00000
  Sc6 Sc 0.50000 0.29756 0.56418 1.00000
  Sc7 Sc 0.50000 0.56418 0.70244 1.00000
  Sc8 Sc 0.50000 0.43582 0.29756 1.00000
  Sc9 Sc 0.50000 0.50000 0.00000 1.00000
  Sc10 Sc 0.50000 0.00000 0.50000 1.00000
  Cu1 Cu 0.00000 0.12891 0.62891 1.00000
  Cu2 Cu 0.00000 0.87109 0.37109 1.00000
  Cu3 Cu 0.00000 0.62891 0.87109 1.00000
  Cu4 Cu 0.00000 0.37109 0.12891 1.00000
  Ag1 Ag 0.00000 0.00000 0.00000 1.00000
  Ag2 Ag 0.00000 0.50000 0.50000 1.00000
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