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AcCr2F11

Alexandria ALEX

Alex-ID: agm020128548 · Space group: I4/mcm (#140)

Basic Information

Formula
AcCr2F11
Alex-ID
agm020128548
Elements
3
Sites
28
Space group
I4/mcm (#140)
Crystal system
tetragonal
Volume
424.40
ų
Cell a
8.2718
Å
Cell b
8.2718
Å
Cell c
8.2718
Å
α angle
115.13
°
β angle
115.13
°
γ angle
98.67
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcCr2F11
Ac
2.00 · 7.1%
Cr
4.00 · 14.3%
F
22.00 · 78.6%

Energy & Stability

Energy above hull
0.0021
eV/atom
Formation energy
-3.1751
eV/atom
Corrected total energy
-166.8659
eV
Raw total energy
-158.8139
eV

Electronic Structure

Indirect band gap
1.2490
eV
Direct band gap
1.2591
eV
DOS at Fermi level
-0.0022
Total magnetisation
8.0000
μB

Additional Information

Prototype ID

AB2C11_113_spg15

Decomposition

CrF4 AcF3

Computed at

2025-02-27 05:13:50

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: agm020128548).

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 agm020128548
data_agm020128548
_cell_length_a     8.27183
_cell_length_b     8.27183
_cell_length_c     8.27183
_cell_angle_alpha  115.12957
_cell_angle_beta   115.12957
_cell_angle_gamma  98.66556
_cell_volume       424.40289
_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
  Ac1 Ac 0.75000 0.75000 0.00000 1.00000
  Ac2 Ac 0.25000 0.25000 0.00000 1.00000
  Cr1 Cr 0.65677 0.15677 0.81354 1.00000
  Cr2 Cr 0.34323 0.84323 0.18646 1.00000
  Cr3 Cr 0.15677 0.34323 0.50000 1.00000
  Cr4 Cr 0.84323 0.65677 0.50000 1.00000
  F1 F 0.67637 0.38861 0.81847 1.00000
  F2 F 0.32363 0.61139 0.18153 1.00000
  F3 F 0.57014 0.85791 0.18153 1.00000
  F4 F 0.92986 0.11139 0.28776 1.00000
  F5 F 0.42986 0.14209 0.81847 1.00000
  F6 F 0.07014 0.88861 0.71224 1.00000
  F7 F 0.82363 0.64209 0.71224 1.00000
  F8 F 0.17637 0.35791 0.28776 1.00000
  F9 F 0.50000 0.00000 0.50000 1.00000
  F10 F 0.00000 0.50000 0.50000 1.00000
  F11 F 0.79588 0.29588 0.09176 1.00000
  F12 F 0.20412 0.70412 0.90824 1.00000
  F13 F 0.29588 0.20412 0.50000 1.00000
  F14 F 0.70412 0.79588 0.50000 1.00000
  F15 F 0.88861 0.17637 0.81847 1.00000
  F16 F 0.11139 0.82363 0.18153 1.00000
  F17 F 0.35791 0.07014 0.18153 1.00000
  F18 F 0.14209 0.32363 0.71224 1.00000
  F19 F 0.64209 0.92986 0.81847 1.00000
  F20 F 0.85791 0.67637 0.28776 1.00000
  F21 F 0.61139 0.42986 0.28776 1.00000
  F22 F 0.38861 0.57014 0.71224 1.00000
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