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CaPm2AgN

Alexandria ALEX

Alex-ID: agm004989084 · Space group: P4/mmm (#123)

Basic Information

Formula
CaPm2AgN
Alex-ID
agm004989084
Elements
4
Sites
5
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
120.37
ų
Cell a
4.9548
Å
Cell b
4.9548
Å
Cell c
4.9032
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaPm2AgN
Ca
1.00 · 20.0%
Pm
2.00 · 40.0%
Ag
1.00 · 20.0%
N
1.00 · 20.0%

Energy & Stability

Energy above hull
0.1241
eV/atom
Formation energy
-0.6644
eV/atom
Corrected total energy
-25.6289
eV
Raw total energy
-25.6289
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0019
eV
DOS at Fermi level
4.5971
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD2_2_spg123

Decomposition

CaPmAg2 Ca3Ag2 Pm6N5 Pm

Computed at

2022-07-04 18:00:08.045734

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: agm004989084).

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 agm004989084
data_agm004989084
_cell_length_a     4.95483
_cell_length_b     4.95480
_cell_length_c     4.90318
_cell_angle_alpha  89.99817
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       120.37403
_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
  Ca1 Ca 0.00000 0.99999 0.50001 1.00000
  Pm1 Pm 1.00000 0.49999 0.99996 1.00000
  Pm2 Pm 0.50000 0.99998 0.00008 1.00000
  Ag1 Ag 0.50000 0.50003 0.50009 1.00000
  N1 N 0.00000 0.00001 0.99987 1.00000
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