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Ca5Er5(Co2Ge5)4

Alexandria ALEX

Alex-ID: agm018624924 · Space group: Amm2 (#38)

Basic Information

Formula
Ca5Er5(Co2Ge5)4
Alex-ID
agm018624924
Elements
4
Sites
38
Space group
Amm2 (#38)
Crystal system
orthorhombic
Volume
690.00
ų
Cell a
12.8142
Å
Cell b
12.8142
Å
Cell c
4.2021
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.17
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca5Er5(Co2Ge5)4
Ca
5.00 · 13.2%
Er
5.00 · 13.2%
Co
8.00 · 21.1%
Ge
20.00 · 52.6%

Energy & Stability

Energy above hull
0.0152
eV/atom
Formation energy
-0.5503
eV/atom
Corrected total energy
-203.0745
eV
Raw total energy
-203.0745
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
19.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A5B5C8D20_1_spg38

Decomposition

Er5(Co2Ge5)2 CaGe2 Ca(CoGe)2

Computed at

2024-12-16 06:03:06

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: agm018624924).

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 agm018624924
data_agm018624924
_cell_length_a     12.81424
_cell_length_b     12.81424
_cell_length_c     4.20208
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.16779
_cell_volume       689.99924
_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
  Ca1 Ca 0.61134 0.38866 0.00000 1.00000
  Ca2 Ca 0.88844 0.88849 0.00000 1.00000
  Ca3 Ca 0.11151 0.11156 0.00000 1.00000
  Ca4 Ca 0.00138 0.50032 0.50000 1.00000
  Ca5 Ca 0.49968 0.99862 0.50000 1.00000
  Er1 Er 0.17796 0.82204 0.00000 1.00000
  Er2 Er 0.82285 0.17715 0.00000 1.00000
  Er3 Er 0.67793 0.67586 0.00000 1.00000
  Er4 Er 0.32414 0.32207 0.00000 1.00000
  Er5 Er 0.38909 0.61091 0.00000 1.00000
  Co1 Co 0.24822 0.47592 0.50000 1.00000
  Co2 Co 0.75425 0.52716 0.50000 1.00000
  Co3 Co 0.74523 0.02682 0.50000 1.00000
  Co4 Co 0.25476 0.97179 0.50000 1.00000
  Co5 Co 0.97318 0.25477 0.50000 1.00000
  Co6 Co 0.02821 0.74524 0.50000 1.00000
  Co7 Co 0.52408 0.75178 0.50000 1.00000
  Co8 Co 0.47284 0.24575 0.50000 1.00000
  Ge1 Ge 0.07086 0.92914 0.50000 1.00000
  Ge2 Ge 0.92952 0.07048 0.50000 1.00000
  Ge3 Ge 0.56929 0.57074 0.50000 1.00000
  Ge4 Ge 0.42926 0.43071 0.50000 1.00000
  Ge5 Ge 0.15445 0.30366 0.50000 1.00000
  Ge6 Ge 0.84685 0.69705 0.50000 1.00000
  Ge7 Ge 0.65322 0.19697 0.50000 1.00000
  Ge8 Ge 0.34561 0.80020 0.50000 1.00000
  Ge9 Ge 0.80303 0.34678 0.50000 1.00000
  Ge10 Ge 0.19980 0.65439 0.50000 1.00000
  Ge11 Ge 0.69634 0.84555 0.50000 1.00000
  Ge12 Ge 0.30295 0.15315 0.50000 1.00000
  Ge13 Ge 0.16690 0.49375 0.00000 1.00000
  Ge14 Ge 0.83541 0.50599 0.00000 1.00000
  Ge15 Ge 0.66571 0.00544 0.00000 1.00000
  Ge16 Ge 0.33422 0.99510 0.00000 1.00000
  Ge17 Ge 0.99456 0.33429 0.00000 1.00000
  Ge18 Ge 0.00490 0.66578 0.00000 1.00000
  Ge19 Ge 0.50625 0.83310 0.00000 1.00000
  Ge20 Ge 0.49401 0.16459 0.00000 1.00000
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