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Er4TcRh

Alexandria ALEX

Alex-ID: agm005901005 · Space group: Pnma (#62)

Basic Information

Formula
Er4TcRh
Alex-ID
agm005901005
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
568.53
ų
Cell a
4.2829
Å
Cell b
7.4353
Å
Cell c
17.8534
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er4TcRh
Er
16.00 · 66.7%
Tc
4.00 · 16.7%
Rh
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0307
eV/atom
Formation energy
-0.4064
eV/atom
Corrected total energy
-153.6297
eV
Raw total energy
-153.6297
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0478
eV
DOS at Fermi level
6.3002
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_370_spg62

Decomposition

Er3Tc Er7Rh3 ErTc2

Computed at

2023-07-31 14:05:22.425349

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: agm005901005).

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 agm005901005
data_agm005901005
_cell_length_a     4.28290
_cell_length_b     7.43531
_cell_length_c     17.85335
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       568.53412
_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 0.75000 0.89919 0.64963 1.00000
  Er2 Er 0.25000 0.10081 0.35037 1.00000
  Er3 Er 0.25000 0.60081 0.14963 1.00000
  Er4 Er 0.75000 0.39919 0.85037 1.00000
  Er5 Er 0.75000 0.85197 0.45273 1.00000
  Er6 Er 0.25000 0.14803 0.54727 1.00000
  Er7 Er 0.25000 0.64803 0.95273 1.00000
  Er8 Er 0.75000 0.35197 0.04727 1.00000
  Er9 Er 0.75000 0.98907 0.92742 1.00000
  Er10 Er 0.25000 0.01093 0.07258 1.00000
  Er11 Er 0.25000 0.51093 0.42742 1.00000
  Er12 Er 0.75000 0.48907 0.57258 1.00000
  Er13 Er 0.75000 0.93368 0.22015 1.00000
  Er14 Er 0.25000 0.06632 0.77985 1.00000
  Er15 Er 0.25000 0.56632 0.72015 1.00000
  Er16 Er 0.75000 0.43368 0.27985 1.00000
  Tc1 Tc 0.75000 0.25081 0.43860 1.00000
  Tc2 Tc 0.25000 0.74919 0.56140 1.00000
  Tc3 Tc 0.25000 0.24919 0.93860 1.00000
  Tc4 Tc 0.75000 0.75081 0.06140 1.00000
  Rh1 Rh 0.75000 0.76658 0.79668 1.00000
  Rh2 Rh 0.25000 0.23342 0.20332 1.00000
  Rh3 Rh 0.25000 0.73342 0.29668 1.00000
  Rh4 Rh 0.75000 0.26658 0.70332 1.00000
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