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CaTc2N3

Alexandria ALEX

Alex-ID: agm005690240 · Space group: Cmcm (#63)

Basic Information

Formula
CaTc2N3
Alex-ID
agm005690240
Elements
3
Sites
12
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
190.14
ų
Cell a
5.1569
Å
Cell b
7.4726
Å
Cell c
6.1891
Å
α angle
127.13
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaTc2N3
Ca
2.00 · 16.7%
Tc
4.00 · 33.3%
N
6.00 · 50.0%

Energy & Stability

Energy above hull
0.3963
eV/atom
Formation energy
-0.1767
eV/atom
Corrected total energy
-95.3034
eV
Raw total energy
-95.3033
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0223
eV
DOS at Fermi level
4.5765
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2474_spg11

Decomposition

CaTcN2 CaN6 Tc2N

Computed at

2023-08-23 19:55:44.399222

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: agm005690240).

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 agm005690240
data_agm005690240
_cell_length_a     5.15695
_cell_length_b     7.47259
_cell_length_c     6.18913
_cell_angle_alpha  127.13438
_cell_angle_beta   90.00006
_cell_angle_gamma  90.00002
_cell_volume       190.13943
_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 0.75000 0.28843 0.57686 1.00000
  Ca2 Ca 0.25000 0.71157 0.42314 1.00000
  Tc1 Tc 0.50000 0.17836 1.00000 1.00000
  Tc2 Tc 0.50000 0.82164 0.00000 1.00000
  Tc3 Tc 1.00000 0.82164 0.00000 1.00000
  Tc4 Tc 0.00000 0.17836 1.00000 1.00000
  N1 N 0.25000 0.59178 0.77544 1.00000
  N2 N 0.75000 0.40822 0.22456 1.00000
  N3 N 0.75000 0.81635 0.22456 1.00000
  N4 N 0.25000 0.18365 0.77544 1.00000
  N5 N 0.25000 0.09677 0.19353 1.00000
  N6 N 0.75000 0.90323 0.80647 1.00000
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