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Li3Ca2TaN4

Alexandria ALEX

Alex-ID: agm042042452 · Space group: Pnnm (#58)

Basic Information

Formula
Li3Ca2TaN4
Alex-ID
agm042042452
Elements
4
Sites
40
Space group
Pnnm (#58)
Crystal system
orthorhombic
Volume
506.16
ų
Cell a
6.9972
Å
Cell b
8.3109
Å
Cell c
8.7040
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li3Ca2TaN4
Li
12.00 · 30.0%
Ca
8.00 · 20.0%
Ta
4.00 · 10.0%
N
16.00 · 40.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.1390
eV/atom
Corrected total energy
-259.1927
eV
Raw total energy
-259.1927
eV

Electronic Structure

Indirect band gap
2.4615
eV
Direct band gap
2.4956
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D4_11_spg58

Decomposition

Li3Ca2TaN4

Computed at

2024-11-15 05:47:06.180707

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: agm042042452).

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 agm042042452
data_agm042042452
_cell_length_a     6.99715
_cell_length_b     8.31086
_cell_length_c     8.70397
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       506.15650
_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
  Li1 Li 0.73621 0.01628 0.86047 1.00000
  Li2 Li 0.73621 0.98372 0.13953 1.00000
  Li3 Li 0.76379 0.51628 0.63953 1.00000
  Li4 Li 0.76379 0.48372 0.36047 1.00000
  Li5 Li 0.26379 0.98372 0.13953 1.00000
  Li6 Li 0.26379 0.01628 0.86047 1.00000
  Li7 Li 0.23621 0.48372 0.36047 1.00000
  Li8 Li 0.23621 0.51628 0.63953 1.00000
  Li9 Li 0.50000 0.20944 0.92936 1.00000
  Li10 Li 0.50000 0.79056 0.07064 1.00000
  Li11 Li 0.00000 0.70944 0.57064 1.00000
  Li12 Li 0.00000 0.29056 0.42936 1.00000
  Ca1 Ca 0.50000 0.24498 0.26037 1.00000
  Ca2 Ca 0.50000 0.75502 0.73963 1.00000
  Ca3 Ca 0.00000 0.74498 0.23963 1.00000
  Ca4 Ca 0.00000 0.25502 0.76037 1.00000
  Ca5 Ca 0.76428 0.00000 0.50000 1.00000
  Ca6 Ca 0.73572 0.50000 0.00000 1.00000
  Ca7 Ca 0.23572 0.00000 0.50000 1.00000
  Ca8 Ca 0.26428 0.50000 0.00000 1.00000
  Ta1 Ta 0.50000 0.27915 0.63837 1.00000
  Ta2 Ta 0.50000 0.72085 0.36163 1.00000
  Ta3 Ta 0.00000 0.77915 0.86163 1.00000
  Ta4 Ta 0.00000 0.22085 0.13837 1.00000
  N1 N 0.73276 0.29543 0.51489 1.00000
  N2 N 0.73276 0.70457 0.48511 1.00000
  N3 N 0.76724 0.79543 0.98511 1.00000
  N4 N 0.76724 0.20457 0.01489 1.00000
  N5 N 0.26724 0.70457 0.48511 1.00000
  N6 N 0.26724 0.29543 0.51489 1.00000
  N7 N 0.23276 0.20457 0.01489 1.00000
  N8 N 0.23276 0.79543 0.98511 1.00000
  N9 N 0.50000 0.05529 0.71852 1.00000
  N10 N 0.50000 0.94471 0.28148 1.00000
  N11 N 0.00000 0.55529 0.78148 1.00000
  N12 N 0.00000 0.44471 0.21852 1.00000
  N13 N 0.50000 0.45762 0.78925 1.00000
  N14 N 0.50000 0.54238 0.21075 1.00000
  N15 N 0.00000 0.95762 0.71075 1.00000
  N16 N 0.00000 0.04238 0.28925 1.00000
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