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NaPmEr

Alexandria ALEX

Alex-ID: agm005659710 · Space group: Cmcm (#63)

Basic Information

Formula
NaPmEr
Alex-ID
agm005659710
Elements
3
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
205.88
ų
Cell a
5.5719
Å
Cell b
3.5085
Å
Cell c
10.6763
Å
α angle
99.45
°
β angle
89.99
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaPmEr
Na
2.00 · 33.3%
Pm
2.00 · 33.3%
Er
2.00 · 33.3%

Energy & Stability

Energy above hull
0.1133
eV/atom
Formation energy
0.1101
eV/atom
Corrected total energy
-20.6046
eV
Raw total energy
-20.6046
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0048
eV
DOS at Fermi level
7.0283
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC_8685_spg12

Decomposition

PmEr2 Na Pm

Computed at

2023-06-19 11:40:43.982695

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: agm005659710).

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 agm005659710
data_agm005659710
_cell_length_a     5.57187
_cell_length_b     3.50855
_cell_length_c     10.67630
_cell_angle_alpha  99.44913
_cell_angle_beta   89.99441
_cell_angle_gamma  89.99999
_cell_volume       205.88085
_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
  Na1 Na 0.84621 0.78698 0.99725 1.00000
  Na2 Na 0.34802 0.20178 0.82628 1.00000
  Pm1 Pm 0.34681 0.38985 0.20082 1.00000
  Pm2 Pm 0.84667 0.60054 0.62273 1.00000
  Er1 Er 0.34671 0.03566 0.49334 1.00000
  Er2 Er 0.84678 0.95474 0.33022 1.00000
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