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Pm6Sm5Mg2

Alexandria ALEX

Alex-ID: agm005658416 · Space group: Pbam (#55)

Alexandria Database API

Basic Information

Formula
Pm6Sm5Mg2
Alex-ID
agm005658416
Elements
3
Sites
26
Space group
Pbam (#55)
Crystal system
orthorhombic
Volume
870.08
ų
Cell a
3.5722
Å
Cell b
10.6088
Å
Cell c
22.9595
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm6Sm5Mg2
Pm
12.00 · 46.2%
Sm
10.00 · 38.5%
Mg
4.00 · 15.4%

Energy & Stability

Energy above hull
0.1579
eV/atom
Formation energy
0.1234
eV/atom
Corrected total energy
-107.4118
eV
Raw total energy
-107.4118
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0041
eV
DOS at Fermi level
41.3485
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B5C6_76_spg55

Decomposition

PmSmMg2 PmSm2 Pm

Computed at

2023-06-20 03:35:32.185251

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: agm005658416).

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 agm005658416
data_agm005658416
_cell_length_a     3.57215
_cell_length_b     10.60880
_cell_length_c     22.95947
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       870.07839
_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 0.00000 0.14617 0.38206 1.00000
  Pm2 Pm 0.00000 0.85383 0.61794 1.00000
  Pm3 Pm 0.00000 0.64617 0.11794 1.00000
  Pm4 Pm 0.00000 0.35383 0.88206 1.00000
  Pm5 Pm 0.50000 0.33188 0.13397 1.00000
  Pm6 Pm 0.50000 0.66812 0.86603 1.00000
  Pm7 Pm 0.50000 0.83188 0.36603 1.00000
  Pm8 Pm 0.50000 0.16812 0.63397 1.00000
  Pm9 Pm 0.00000 0.51764 0.38679 1.00000
  Pm10 Pm 0.00000 0.48236 0.61321 1.00000
  Pm11 Pm 0.00000 0.01764 0.11321 1.00000
  Pm12 Pm 0.00000 0.98236 0.88679 1.00000
  Sm1 Sm 0.50000 0.33306 0.49445 1.00000
  Sm2 Sm 0.50000 0.66694 0.50555 1.00000
  Sm3 Sm 0.50000 0.83306 0.00555 1.00000
  Sm4 Sm 0.50000 0.16694 0.99445 1.00000
  Sm5 Sm 0.50000 0.58200 0.25126 1.00000
  Sm6 Sm 0.50000 0.41800 0.74874 1.00000
  Sm7 Sm 0.50000 0.08200 0.24874 1.00000
  Sm8 Sm 0.50000 0.91800 0.75126 1.00000
  Sm9 Sm 0.50000 0.50000 0.00000 1.00000
  Sm10 Sm 0.50000 0.00000 0.50000 1.00000
  Mg1 Mg 0.00000 0.33214 0.26107 1.00000
  Mg2 Mg 0.00000 0.66786 0.73893 1.00000
  Mg3 Mg 0.00000 0.83214 0.23893 1.00000
  Mg4 Mg 0.00000 0.16786 0.76107 1.00000
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