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HEAS Data Platform · Materials Science Database

Sm5Cu19P12

Alexandria ALEX

Alex-ID: agm008608963 · Space group: C2/m (#12)

Basic Information

Formula
Sm5Cu19P12
Alex-ID
agm008608963
Elements
3
Sites
36
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
541.88
ų
Cell a
15.2672
Å
Cell b
15.2672
Å
Cell c
9.5423
Å
α angle
76.52
°
β angle
76.52
°
γ angle
14.52
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm5Cu19P12
Sm
5.00 · 13.9%
Cu
19.00 · 52.8%
P
12.00 · 33.3%

Energy & Stability

Energy above hull
0.0182
eV/atom
Formation energy
-0.4756
eV/atom
Corrected total energy
-184.6951
eV
Raw total energy
-184.6951
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0225
eV
DOS at Fermi level
12.1469
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A5B12C19_2_spg12

Decomposition

SmCuP2 Sm(Cu2P)2 CuP2

Computed at

2024-11-17 01:00:02.439859

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: agm008608963).

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 agm008608963
data_agm008608963
_cell_length_a     15.26722
_cell_length_b     15.26722
_cell_length_c     9.54228
_cell_angle_alpha  76.52311
_cell_angle_beta   76.52311
_cell_angle_gamma  14.51565
_cell_volume       541.87798
_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
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Sm2 Sm 0.92091 0.92091 0.70057 1.00000
  Sm3 Sm 0.07909 0.07909 0.29943 1.00000
  Sm4 Sm 0.67261 0.67261 0.73369 1.00000
  Sm5 Sm 0.32739 0.32739 0.26631 1.00000
  Cu1 Cu 0.50000 0.50000 0.50000 1.00000
  Cu2 Cu 0.28143 0.28143 0.99003 1.00000
  Cu3 Cu 0.71857 0.71857 0.00997 1.00000
  Cu4 Cu 0.34357 0.34357 0.60694 1.00000
  Cu5 Cu 0.65643 0.65643 0.39306 1.00000
  Cu6 Cu 0.25767 0.25767 0.58519 1.00000
  Cu7 Cu 0.74233 0.74233 0.41481 1.00000
  Cu8 Cu 0.15500 0.15500 0.00735 1.00000
  Cu9 Cu 0.84500 0.84500 0.99265 1.00000
  Cu10 Cu 0.02266 0.02266 0.64674 1.00000
  Cu11 Cu 0.97734 0.97734 0.35326 1.00000
  Cu12 Cu 0.41511 0.41511 0.97613 1.00000
  Cu13 Cu 0.58489 0.58489 0.02387 1.00000
  Cu14 Cu 0.56382 0.56382 0.77710 1.00000
  Cu15 Cu 0.43618 0.43618 0.22290 1.00000
  Cu16 Cu 0.11115 0.11115 0.59935 1.00000
  Cu17 Cu 0.88885 0.88885 0.40065 1.00000
  Cu18 Cu 0.77534 0.77534 0.75906 1.00000
  Cu19 Cu 0.22466 0.22466 0.24094 1.00000
  P1 P 0.22885 0.22885 0.84241 1.00000
  P2 P 0.77115 0.77115 0.15759 1.00000
  P3 P 0.35444 0.35444 0.84751 1.00000
  P4 P 0.64556 0.64556 0.15249 1.00000
  P5 P 0.09876 0.09876 0.86463 1.00000
  P6 P 0.90124 0.90124 0.13537 1.00000
  P7 P 0.80945 0.80945 0.51400 1.00000
  P8 P 0.19055 0.19055 0.48600 1.00000
  P9 P 0.48336 0.48336 0.78869 1.00000
  P10 P 0.51664 0.51664 0.21131 1.00000
  P11 P 0.57672 0.57672 0.52452 1.00000
  P12 P 0.42328 0.42328 0.47548 1.00000
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