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NdEr2(TmAs2)3

Alexandria ALEX

Alex-ID: agm035935784 · Space group: C2/m (#12)

Basic Information

Formula
NdEr2(TmAs2)3
Alex-ID
agm035935784
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
293.68
ų
Cell a
9.1781
Å
Cell b
9.1781
Å
Cell c
8.2124
Å
α angle
77.07
°
β angle
102.93
°
γ angle
154.14
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NdEr2(TmAs2)3
Nd
1.00 · 8.3%
Er
2.00 · 16.7%
Tm
3.00 · 25.0%
As
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0124
eV/atom
Formation energy
-1.5022
eV/atom
Corrected total energy
-73.2357
eV
Raw total energy
-73.2357
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0057
eV
DOS at Fermi level
1.2455
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_28_spg12

Decomposition

ErTmAs2 ErTm3As4 NdAs

Computed at

2025-03-02 06:34:10

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: agm035935784).

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 agm035935784
data_agm035935784
_cell_length_a     9.17814
_cell_length_b     9.17814
_cell_length_c     8.21241
_cell_angle_alpha  77.07441
_cell_angle_beta   102.92559
_cell_angle_gamma  154.14098
_cell_volume       293.67968
_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
  Nd1 Nd 0.50000 0.50000 0.50000 1.00000
  Er1 Er 0.83235 0.16765 0.16558 1.00000
  Er2 Er 0.16765 0.83235 0.83442 1.00000
  Tm1 Tm 0.50000 0.50000 0.00000 1.00000
  Tm2 Tm 0.83393 0.16607 0.66803 1.00000
  Tm3 Tm 0.16607 0.83393 0.33197 1.00000
  As1 As 0.32991 0.67009 0.41575 1.00000
  As2 As 0.66636 0.33364 0.08360 1.00000
  As3 As 0.67009 0.32991 0.58425 1.00000
  As4 As 0.00025 0.99975 0.75925 1.00000
  As5 As 0.99975 0.00025 0.24075 1.00000
  As6 As 0.33364 0.66636 0.91640 1.00000
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