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Ca9Mg2Pd

Alexandria ALEX

Alex-ID: agm102010903 · Space group: Pm (#6)

Basic Information

Formula
Ca9Mg2Pd
Alex-ID
agm102010903
Elements
3
Sites
12
Space group
Pm (#6)
Crystal system
monoclinic
Volume
433.79
ų
Cell a
3.9080
Å
Cell b
11.3244
Å
Cell c
12.3877
Å
α angle
127.70
°
β angle
89.99
°
γ angle
90.03
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca9Mg2Pd
Ca
9.00 · 75.0%
Mg
2.00 · 16.7%
Pd
1.00 · 8.3%

Energy & Stability

Energy above hull
0.0591
eV/atom
Formation energy
-0.1192
eV/atom
Corrected total energy
-27.8308
eV
Raw total energy
-27.8308
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0189
eV
DOS at Fermi level
10.9294
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C9_605_spg8

Decomposition

Ca4MgPd CaMg2 Ca

Computed at

2025-05-20 06:46:53

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: agm102010903).

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 agm102010903
data_agm102010903
_cell_length_a     3.90804
_cell_length_b     11.32439
_cell_length_c     12.38769
_cell_angle_alpha  127.69677
_cell_angle_beta   89.98829
_cell_angle_gamma  90.03164
_cell_volume       433.79309
_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 0.08381 0.94294 0.03722 1.00000
  Ca2 Ca 0.08317 0.64547 0.14702 1.00000
  Ca3 Ca 0.08308 0.44982 0.47717 1.00000
  Ca4 Ca 0.58475 0.26723 0.12818 1.00000
  Ca5 Ca 0.58333 0.26045 0.84644 1.00000
  Ca6 Ca 0.58300 0.05593 0.34822 1.00000
  Ca7 Ca 0.58328 0.58215 0.83009 1.00000
  Ca8 Ca 0.08312 0.93985 0.54405 1.00000
  Ca9 Ca 0.58363 0.84931 0.73952 1.00000
  Mg1 Mg 0.58203 0.63172 0.37959 1.00000
  Mg2 Mg 0.08282 0.28206 0.62948 1.00000
  Pd1 Pd 0.08400 0.09308 0.89301 1.00000
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