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Pr2MgS4

Alexandria ALEX

Alex-ID: agm005278577 · Space group: Pnma (#62)

Basic Information

Formula
Pr2MgS4
Alex-ID
agm005278577
Elements
3
Sites
28
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
738.26
ų
Cell a
3.9994
Å
Cell b
13.0786
Å
Cell c
14.1140
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2MgS4
Pr
8.00 · 28.6%
Mg
4.00 · 14.3%
S
16.00 · 57.1%

Energy & Stability

Energy above hull
0.1189
eV/atom
Formation energy
-2.1397
eV/atom
Corrected total energy
-170.6010
eV
Raw total energy
-159.9856
eV

Electronic Structure

Indirect band gap
1.9399
eV
Direct band gap
2.0657
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4_80_spg62

Decomposition

Pr2S3 MgS

Computed at

2023-05-11 17:19:06.926705

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: agm005278577).

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 agm005278577
data_agm005278577
_cell_length_a     3.99945
_cell_length_b     13.07859
_cell_length_c     14.11400
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       738.26307
_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
  Pr1 Pr 0.25000 0.62383 0.57307 1.00000
  Pr2 Pr 0.75000 0.37617 0.42693 1.00000
  Pr3 Pr 0.75000 0.87617 0.07307 1.00000
  Pr4 Pr 0.25000 0.12383 0.92693 1.00000
  Pr5 Pr 0.25000 0.62872 0.20793 1.00000
  Pr6 Pr 0.75000 0.37128 0.79207 1.00000
  Pr7 Pr 0.75000 0.87128 0.70793 1.00000
  Pr8 Pr 0.25000 0.12872 0.29207 1.00000
  Mg1 Mg 0.75000 0.60546 0.96432 1.00000
  Mg2 Mg 0.25000 0.39454 0.03568 1.00000
  Mg3 Mg 0.25000 0.89454 0.46432 1.00000
  Mg4 Mg 0.75000 0.10546 0.53568 1.00000
  S1 S 0.75000 0.49925 0.11250 1.00000
  S2 S 0.25000 0.50075 0.88750 1.00000
  S3 S 0.25000 0.00075 0.61250 1.00000
  S4 S 0.75000 0.99925 0.38750 1.00000
  S5 S 0.25000 0.52300 0.38611 1.00000
  S6 S 0.75000 0.47700 0.61389 1.00000
  S7 S 0.75000 0.97700 0.88611 1.00000
  S8 S 0.25000 0.02300 0.11389 1.00000
  S9 S 0.25000 0.73266 0.74356 1.00000
  S10 S 0.75000 0.26734 0.25644 1.00000
  S11 S 0.75000 0.76734 0.24356 1.00000
  S12 S 0.25000 0.23266 0.75644 1.00000
  S13 S 0.75000 0.77188 0.51588 1.00000
  S14 S 0.25000 0.22812 0.48412 1.00000
  S15 S 0.25000 0.72812 0.01588 1.00000
  S16 S 0.75000 0.27188 0.98412 1.00000
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