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PmFeB14

Alexandria ALEX

Alex-ID: agm005755797 · Space group: Imma (#74)

Basic Information

Formula
PmFeB14
Alex-ID
agm005755797
Elements
3
Sites
32
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
259.81
ų
Cell a
5.8403
Å
Cell b
7.3762
Å
Cell c
7.3762
Å
α angle
68.71
°
β angle
66.68
°
γ angle
66.68
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmFeB14
Pm
2.00 · 6.3%
Fe
2.00 · 6.3%
B
28.00 · 87.5%

Energy & Stability

Energy above hull
0.1137
eV/atom
Formation energy
-0.1444
eV/atom
Corrected total energy
-218.0172
eV
Raw total energy
-218.0172
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0028
eV
DOS at Fermi level
6.3695
Total magnetisation
5.9833
μB

Additional Information

Prototype ID

ABC14_1_spg74

Decomposition

FeB2 PmB6 B

Computed at

2023-07-18 13:56:04.852580

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: agm005755797).

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 agm005755797
data_agm005755797
_cell_length_a     5.84030
_cell_length_b     7.37616
_cell_length_c     7.37616
_cell_angle_alpha  68.71427
_cell_angle_beta   66.67848
_cell_angle_gamma  66.67848
_cell_volume       259.81392
_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
  Pm1 Pm 0.25000 0.38069 0.11931 1.00000
  Pm2 Pm 0.75000 0.61931 0.88069 1.00000
  Fe1 Fe 0.50000 0.00000 0.50000 1.00000
  Fe2 Fe 0.00000 0.00000 0.50000 1.00000
  B1 B 0.66622 0.36786 0.29970 1.00000
  B2 B 0.33378 0.63214 0.70030 1.00000
  B3 B 0.16622 0.79970 0.86786 1.00000
  B4 B 0.83378 0.20030 0.13214 1.00000
  B5 B 0.13302 0.23340 0.50056 1.00000
  B6 B 0.86698 0.76660 0.49944 1.00000
  B7 B 0.63302 0.00056 0.73340 1.00000
  B8 B 0.36698 0.99944 0.26660 1.00000
  B9 B 0.08734 0.07976 0.74555 1.00000
  B10 B 0.91266 0.92024 0.25445 1.00000
  B11 B 0.58734 0.24555 0.57976 1.00000
  B12 B 0.41266 0.75445 0.42024 1.00000
  B13 B 0.71999 0.60173 0.28065 1.00000
  B14 B 0.60237 0.39827 0.71935 1.00000
  B15 B 0.21999 0.78065 0.10173 1.00000
  B16 B 0.10237 0.21935 0.89827 1.00000
  B17 B 0.28001 0.39827 0.71935 1.00000
  B18 B 0.39763 0.60173 0.28065 1.00000
  B19 B 0.78001 0.21935 0.89827 1.00000
  B20 B 0.89763 0.78065 0.10173 1.00000
  B21 B 0.32739 0.96887 0.87338 1.00000
  B22 B 0.16965 0.03113 0.12662 1.00000
  B23 B 0.82739 0.37338 0.46887 1.00000
  B24 B 0.66965 0.62662 0.53113 1.00000
  B25 B 0.67261 0.03113 0.12662 1.00000
  B26 B 0.83035 0.96887 0.87338 1.00000
  B27 B 0.17261 0.62662 0.53113 1.00000
  B28 B 0.33035 0.37338 0.46887 1.00000
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