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PrMgB14

Alexandria ALEX

Alex-ID: agm005754670 · Space group: Imma (#74)

Basic Information

Formula
PrMgB14
Alex-ID
agm005754670
Elements
3
Sites
32
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
268.77
ų
Cell a
5.9405
Å
Cell b
7.4537
Å
Cell c
7.4537
Å
α angle
68.31
°
β angle
66.52
°
γ angle
66.52
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PrMgB14
Pr
2.00 · 6.3%
Mg
2.00 · 6.3%
B
28.00 · 87.5%

Energy & Stability

Energy above hull
0.0784
eV/atom
Formation energy
-0.1971
eV/atom
Corrected total energy
-206.0336
eV
Raw total energy
-206.0336
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.6774
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC14_1_spg74

Decomposition

MgB7 PrB6 B

Computed at

2023-07-18 13:56:15.793637

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: agm005754670).

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 agm005754670
data_agm005754670
_cell_length_a     5.94045
_cell_length_b     7.45373
_cell_length_c     7.45373
_cell_angle_alpha  68.30829
_cell_angle_beta   66.51628
_cell_angle_gamma  66.51628
_cell_volume       268.77231
_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 0.38808 0.11192 1.00000
  Pr2 Pr 0.75000 0.61192 0.88808 1.00000
  Mg1 Mg 0.50000 0.00000 0.50000 1.00000
  Mg2 Mg 0.00000 0.00000 0.50000 1.00000
  B1 B 0.66603 0.36329 0.30465 1.00000
  B2 B 0.33397 0.63671 0.69535 1.00000
  B3 B 0.16603 0.80465 0.86329 1.00000
  B4 B 0.83397 0.19535 0.13671 1.00000
  B5 B 0.13033 0.23988 0.49946 1.00000
  B6 B 0.86967 0.76012 0.50054 1.00000
  B7 B 0.63033 0.99946 0.73988 1.00000
  B8 B 0.36967 0.00054 0.26012 1.00000
  B9 B 0.08266 0.08571 0.74896 1.00000
  B10 B 0.91734 0.91429 0.25104 1.00000
  B11 B 0.58266 0.24896 0.58571 1.00000
  B12 B 0.41734 0.75104 0.41429 1.00000
  B13 B 0.71908 0.60051 0.28110 1.00000
  B14 B 0.60069 0.39949 0.71890 1.00000
  B15 B 0.21908 0.78110 0.10051 1.00000
  B16 B 0.10069 0.21890 0.89949 1.00000
  B17 B 0.28092 0.39949 0.71890 1.00000
  B18 B 0.39931 0.60051 0.28110 1.00000
  B19 B 0.78092 0.21890 0.89949 1.00000
  B20 B 0.89931 0.78110 0.10051 1.00000
  B21 B 0.32376 0.97164 0.87720 1.00000
  B22 B 0.17260 0.02836 0.12280 1.00000
  B23 B 0.82376 0.37720 0.47164 1.00000
  B24 B 0.67260 0.62280 0.52836 1.00000
  B25 B 0.67624 0.02836 0.12280 1.00000
  B26 B 0.82740 0.97164 0.87720 1.00000
  B27 B 0.17624 0.62280 0.52836 1.00000
  B28 B 0.32740 0.37720 0.47164 1.00000
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