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Ca3Ir

Alexandria ALEX

Alex-ID: agm005543380 · Space group: P4_2/n (#86)

Basic Information

Formula
Ca3Ir
Alex-ID
agm005543380
Elements
2
Sites
32
Space group
P4_2/n (#86)
Crystal system
tetragonal
Volume
899.70
ų
Cell a
6.1466
Å
Cell b
12.0985
Å
Cell c
12.0985
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca3Ir
Ca
24.00 · 75.0%
Ir
8.00 · 25.0%

Energy & Stability

Energy above hull
0.0530
eV/atom
Formation energy
-0.2714
eV/atom
Corrected total energy
-127.6210
eV
Raw total energy
-127.6210
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
16.3463
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3_281_spg86

Decomposition

Ca3Ir

Computed at

2023-05-28 16:39:41.270722

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: agm005543380).

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 agm005543380
data_agm005543380
_cell_length_a     6.14662
_cell_length_b     12.09848
_cell_length_c     12.09848
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       899.70042
_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 0.03628 0.27700 0.83432 1.00000
  Ca2 Ca 0.03628 0.72300 0.16568 1.00000
  Ca3 Ca 0.53628 0.66568 0.77700 1.00000
  Ca4 Ca 0.53628 0.33432 0.22300 1.00000
  Ca5 Ca 0.46372 0.22300 0.66568 1.00000
  Ca6 Ca 0.46372 0.77700 0.33432 1.00000
  Ca7 Ca 0.96372 0.83432 0.72300 1.00000
  Ca8 Ca 0.96372 0.16568 0.27700 1.00000
  Ca9 Ca 0.53852 0.37738 0.91727 1.00000
  Ca10 Ca 0.53852 0.62262 0.08273 1.00000
  Ca11 Ca 0.03852 0.58273 0.87738 1.00000
  Ca12 Ca 0.03852 0.41727 0.12262 1.00000
  Ca13 Ca 0.96148 0.12262 0.58273 1.00000
  Ca14 Ca 0.96148 0.87738 0.41727 1.00000
  Ca15 Ca 0.46148 0.91727 0.62262 1.00000
  Ca16 Ca 0.46148 0.08273 0.37738 1.00000
  Ca17 Ca 0.73382 0.04391 0.87044 1.00000
  Ca18 Ca 0.73382 0.95609 0.12956 1.00000
  Ca19 Ca 0.23382 0.62956 0.54391 1.00000
  Ca20 Ca 0.23382 0.37044 0.45609 1.00000
  Ca21 Ca 0.76618 0.45609 0.62956 1.00000
  Ca22 Ca 0.76618 0.54391 0.37044 1.00000
  Ca23 Ca 0.26618 0.87044 0.95609 1.00000
  Ca24 Ca 0.26618 0.12956 0.04391 1.00000
  Ir1 Ir 0.79134 0.78359 0.94946 1.00000
  Ir2 Ir 0.79134 0.21641 0.05054 1.00000
  Ir3 Ir 0.29134 0.55054 0.28359 1.00000
  Ir4 Ir 0.29134 0.44946 0.71641 1.00000
  Ir5 Ir 0.70866 0.71641 0.55054 1.00000
  Ir6 Ir 0.70866 0.28359 0.44946 1.00000
  Ir7 Ir 0.20866 0.94946 0.21641 1.00000
  Ir8 Ir 0.20866 0.05054 0.78359 1.00000
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