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ErNpCr2(Fe3Co8)2

Alexandria ALEX

Alex-ID: agm010635531 · Space group: Cm (#8)

Alexandria Database API

Basic Information

Formula
ErNpCr2(Fe3Co8)2
Alex-ID
agm010635531
Elements
5
Sites
26
Space group
Cm (#8)
Crystal system
monoclinic
Volume
318.51
ų
Cell a
6.2982
Å
Cell b
6.2982
Å
Cell c
11.7112
Å
α angle
89.94
°
β angle
89.94
°
γ angle
43.29
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErNpCr2(Fe3Co8)2
Er
1.00 · 3.8%
Np
1.00 · 3.8%
Cr
2.00 · 7.7%
Fe
6.00 · 23.1%
Co
16.00 · 61.5%

Energy & Stability

Energy above hull
0.0836
eV/atom
Formation energy
0.0110
eV/atom
Corrected total energy
-201.2201
eV
Raw total energy
-201.2200
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0020
eV
DOS at Fermi level
41.4928
Total magnetisation
33.8657
μB

Additional Information

Prototype ID

ABC2D6E16_0_spg8

Decomposition

Er2Fe2Co15 Co NpCo Cr FeCo

Computed at

2024-06-24 11:22:27.111929

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: agm010635531).

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 agm010635531
data_agm010635531
_cell_length_a     6.29815
_cell_length_b     6.29815
_cell_length_c     11.71116
_cell_angle_alpha  89.94420
_cell_angle_beta   89.94420
_cell_angle_gamma  43.28573
_cell_volume       318.50784
_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 0.49747 0.49747 0.49764 1.00000
  Np1 Np 0.00033 0.00033 0.00025 1.00000
  Cr1 Cr 0.68323 0.68323 0.68460 1.00000
  Cr2 Cr 0.17976 0.17976 0.17868 1.00000
  Fe1 Fe 0.32221 0.32221 0.67942 1.00000
  Fe2 Fe 0.82333 0.82333 0.17729 1.00000
  Fe3 Fe 0.17785 0.17785 0.82394 1.00000
  Fe4 Fe 0.67890 0.67890 0.32176 1.00000
  Fe5 Fe 0.82008 0.82008 0.81976 1.00000
  Fe6 Fe 0.31656 0.31656 0.31707 1.00000
  Co1 Co 0.60662 0.60662 0.89345 1.00000
  Co2 Co 0.10812 0.10812 0.39208 1.00000
  Co3 Co 0.89240 0.89240 0.60774 1.00000
  Co4 Co 0.39323 0.39323 0.10701 1.00000
  Co5 Co 0.11251 0.11251 0.61187 1.00000
  Co6 Co 0.61083 0.61083 0.11101 1.00000
  Co7 Co 0.39046 0.39046 0.88998 1.00000
  Co8 Co 0.88737 0.88737 0.38789 1.00000
  Co9 Co 0.74875 0.25334 0.74780 1.00000
  Co10 Co 0.25045 0.74999 0.25014 1.00000
  Co11 Co 0.25334 0.74875 0.74780 1.00000
  Co12 Co 0.74999 0.25045 0.25014 1.00000
  Co13 Co 0.50016 0.99714 0.50059 1.00000
  Co14 Co 0.00008 0.49873 0.00074 1.00000
  Co15 Co 0.99714 0.50016 0.50059 1.00000
  Co16 Co 0.49873 0.00008 0.00074 1.00000
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