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Er3MgCd7

Alexandria ALEX

Alex-ID: agm005994838 · Space group: Cmcm (#63)

Alexandria Database API

Basic Information

Formula
Er3MgCd7
Alex-ID
agm005994838
Elements
3
Sites
22
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
554.96
ų
Cell a
11.1137
Å
Cell b
11.1137
Å
Cell c
14.1611
Å
α angle
90.00
°
β angle
90.00
°
γ angle
161.50
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er3MgCd7
Er
6.00 · 27.3%
Mg
2.00 · 9.1%
Cd
14.00 · 63.6%

Energy & Stability

Energy above hull
0.1794
eV/atom
Formation energy
-0.0991
eV/atom
Corrected total energy
-45.6775
eV
Raw total energy
-45.6775
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0276
eV
DOS at Fermi level
15.7138
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C7_171_spg63

Decomposition

ErCd2 ErCd3 ErMgCd2

Computed at

2023-08-15 18:59:02.724473

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: agm005994838).

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 agm005994838
data_agm005994838
_cell_length_a     11.11367
_cell_length_b     11.11367
_cell_length_c     14.16110
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  161.50118
_cell_volume       554.96021
_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
  Er1 Er 0.87806 0.12194 0.45041 1.00000
  Er2 Er 0.12194 0.87806 0.54959 1.00000
  Er3 Er 0.74544 0.25456 0.75000 1.00000
  Er4 Er 0.25456 0.74544 0.25000 1.00000
  Er5 Er 0.87806 0.12194 0.04959 1.00000
  Er6 Er 0.12194 0.87806 0.95041 1.00000
  Mg1 Mg 0.02766 0.97234 0.25000 1.00000
  Mg2 Mg 0.97234 0.02766 0.75000 1.00000
  Cd1 Cd 0.60079 0.39921 0.75000 1.00000
  Cd2 Cd 0.39921 0.60079 0.25000 1.00000
  Cd3 Cd 0.49461 0.50539 0.40419 1.00000
  Cd4 Cd 0.50539 0.49461 0.59581 1.00000
  Cd5 Cd 0.50539 0.49461 0.90419 1.00000
  Cd6 Cd 0.49461 0.50539 0.09581 1.00000
  Cd7 Cd 0.62158 0.37842 0.35075 1.00000
  Cd8 Cd 0.37842 0.62158 0.64925 1.00000
  Cd9 Cd 0.73629 0.26371 0.42642 1.00000
  Cd10 Cd 0.26371 0.73629 0.57358 1.00000
  Cd11 Cd 0.26371 0.73629 0.92642 1.00000
  Cd12 Cd 0.73629 0.26371 0.07358 1.00000
  Cd13 Cd 0.62158 0.37842 0.14925 1.00000
  Cd14 Cd 0.37842 0.62158 0.85075 1.00000
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