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Ac20H2N17

Alexandria ALEX

Alex-ID: agm006249757 · Space group: C2/m (#12)

Basic Information

Formula
Ac20H2N17
Alex-ID
agm006249757
Elements
3
Sites
39
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
846.27
ų
Cell a
10.3959
Å
Cell b
10.3959
Å
Cell c
22.0982
Å
α angle
74.69
°
β angle
74.69
°
γ angle
21.59
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac20H2N17
Ac
20.00 · 51.3%
H
2.00 · 5.1%
N
17.00 · 43.6%

Energy & Stability

Energy above hull
0.0132
eV/atom
Formation energy
-1.1548
eV/atom
Corrected total energy
-268.8783
eV
Raw total energy
-268.8783
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
14.1604
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

A2B17C20_0_spg12

Decomposition

AcH2 Ac AcN

Computed at

2024-08-26 19:17:49.878194

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: agm006249757).

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 agm006249757
data_agm006249757
_cell_length_a     10.39594
_cell_length_b     10.39594
_cell_length_c     22.09822
_cell_angle_alpha  74.68831
_cell_angle_beta   74.68831
_cell_angle_gamma  21.58522
_cell_volume       846.26833
_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 0.69744 0.69744 0.07777 1.00000
  Ac2 Ac 0.11106 0.11106 0.97009 1.00000
  Ac3 Ac 0.50217 0.50217 0.87029 1.00000
  Ac4 Ac 0.89978 0.89978 0.77793 1.00000
  Ac5 Ac 0.29277 0.29277 0.67584 1.00000
  Ac6 Ac 0.50769 0.50769 0.62265 1.00000
  Ac7 Ac 0.89993 0.89993 0.52286 1.00000
  Ac8 Ac 0.70148 0.70148 0.57330 1.00000
  Ac9 Ac 0.29852 0.29852 0.42670 1.00000
  Ac10 Ac 0.10007 0.10007 0.47714 1.00000
  Ac11 Ac 0.49231 0.49231 0.37735 1.00000
  Ac12 Ac 0.70723 0.70723 0.32416 1.00000
  Ac13 Ac 0.90060 0.90060 0.27440 1.00000
  Ac14 Ac 0.10022 0.10022 0.22207 1.00000
  Ac15 Ac 0.49783 0.49783 0.12971 1.00000
  Ac16 Ac 0.29869 0.29869 0.17743 1.00000
  Ac17 Ac 0.88894 0.88894 0.02991 1.00000
  Ac18 Ac 0.30256 0.30256 0.92223 1.00000
  Ac19 Ac 0.70131 0.70131 0.82257 1.00000
  Ac20 Ac 0.09940 0.09940 0.72560 1.00000
  H1 H 0.90138 0.90138 0.64888 1.00000
  H2 H 0.09862 0.09862 0.35112 1.00000
  N1 N 0.90705 0.90705 0.40266 1.00000
  N2 N 0.29268 0.29268 0.30246 1.00000
  N3 N 0.69799 0.69799 0.20281 1.00000
  N4 N 0.10422 0.10422 0.10403 1.00000
  N5 N 0.89578 0.89578 0.89597 1.00000
  N6 N 0.30201 0.30201 0.79719 1.00000
  N7 N 0.09974 0.09974 0.85095 1.00000
  N8 N 0.70732 0.70732 0.69754 1.00000
  N9 N 0.50218 0.50218 0.75301 1.00000
  N10 N 0.09295 0.09295 0.59734 1.00000
  N11 N 0.29842 0.29842 0.55191 1.00000
  N12 N 0.70158 0.70158 0.44809 1.00000
  N13 N 0.50000 0.50000 0.50000 1.00000
  N14 N 0.49782 0.49782 0.24699 1.00000
  N15 N 0.90026 0.90026 0.14905 1.00000
  N16 N 0.30733 0.30733 0.04710 1.00000
  N17 N 0.69267 0.69267 0.95290 1.00000
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