TbErAs2(SI)4
Alexandria ALEXAlex-ID: agm010359397 · Space group: P2_1/c (#14)
Basic Information
Formula
TbErAs2(SI)4
Alex-ID
agm010359397
Elements
5
Sites
48
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
1,950.77
ų
Cell a
7.9669
Å
Cell b
15.2551
Å
Cell c
16.5997
Å
α angle
90.00
°
β angle
104.77
°
γ angle
90.00
°
Composition
Element Composition (atomic fraction)
Composition Info
Formula
TbErAs2(SI)4
Tb
4.00 · 8.3%
Er
4.00 · 8.3%
As
8.00 · 16.7%
S
16.00 · 33.3%
I
16.00 · 33.3%
Energy & Stability
Energy above hull
0.0281
eV/atom
Formation energy
-1.1806
eV/atom
Corrected total energy
-221.4888
eV
Raw total energy
-210.8734
eV
Electronic Structure
Indirect band gap
1.8810
eV
Direct band gap
1.8810
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB
Additional Information
Prototype ID
ABC2D4E4_21_spg14
Decomposition
ErSI TbSI AsSI
Computed at
2025-03-18 18:33:15.896624
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: agm010359397).
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
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Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm010359397
data_agm010359397
_cell_length_a 7.96690
_cell_length_b 15.25507
_cell_length_c 16.59972
_cell_angle_alpha 90.00000
_cell_angle_beta 104.77274
_cell_angle_gamma 90.00000
_cell_volume 1950.76986
_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
Tb1 Tb 0.62396 0.13951 0.72882 1.00000
Tb2 Tb 0.37604 0.63951 0.77118 1.00000
Tb3 Tb 0.37604 0.86049 0.27118 1.00000
Tb4 Tb 0.62396 0.36049 0.22882 1.00000
Er1 Er 0.11021 0.14017 0.72754 1.00000
Er2 Er 0.88979 0.64017 0.77246 1.00000
Er3 Er 0.88979 0.85983 0.27246 1.00000
Er4 Er 0.11021 0.35983 0.22754 1.00000
As1 As 0.78560 0.01409 0.56776 1.00000
As2 As 0.21440 0.51409 0.93224 1.00000
As3 As 0.21440 0.98591 0.43224 1.00000
As4 As 0.78560 0.48591 0.06776 1.00000
As5 As 0.22839 0.72837 0.95549 1.00000
As6 As 0.77161 0.22837 0.54451 1.00000
As7 As 0.77161 0.27163 0.04451 1.00000
As8 As 0.22839 0.77163 0.45549 1.00000
S1 S 0.15483 0.76016 0.81803 1.00000
S2 S 0.84517 0.26016 0.68197 1.00000
S3 S 0.84517 0.23984 0.18197 1.00000
S4 S 0.15483 0.73984 0.31803 1.00000
S5 S 0.43473 0.61958 0.95191 1.00000
S6 S 0.56527 0.11958 0.54809 1.00000
S7 S 0.56527 0.38042 0.04809 1.00000
S8 S 0.43473 0.88042 0.45191 1.00000
S9 S 0.01565 0.62080 0.95052 1.00000
S10 S 0.98435 0.12080 0.54948 1.00000
S11 S 0.98435 0.37920 0.04948 1.00000
S12 S 0.01565 0.87920 0.45052 1.00000
S13 S 0.86049 0.01247 0.70876 1.00000
S14 S 0.13951 0.51247 0.79124 1.00000
S15 S 0.13951 0.98753 0.29124 1.00000
S16 S 0.86049 0.48753 0.20876 1.00000
I1 I 0.44060 0.14453 0.87300 1.00000
I2 I 0.55940 0.64453 0.62700 1.00000
I3 I 0.55940 0.85547 0.12700 1.00000
I4 I 0.44060 0.35547 0.37300 1.00000
I5 I 0.66193 0.49303 0.82250 1.00000
I6 I 0.33807 0.99303 0.67750 1.00000
I7 I 0.33807 0.50697 0.17750 1.00000
I8 I 0.66193 0.00697 0.32250 1.00000
I9 I 0.94905 0.16094 0.87915 1.00000
I10 I 0.05095 0.66094 0.62085 1.00000
I11 I 0.05095 0.83906 0.12085 1.00000
I12 I 0.94905 0.33906 0.37915 1.00000
I13 I 0.32864 0.27347 0.65742 1.00000
I14 I 0.67136 0.77347 0.84258 1.00000
I15 I 0.67136 0.72653 0.34258 1.00000
I16 I 0.32864 0.22653 0.15742 1.00000
