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Tm3NiB7

Alexandria ALEX

Alex-ID: agm005995554 · Space group: Cmcm (#63)

Alexandria Database API

Basic Information

Formula
Tm3NiB7
Alex-ID
agm005995554
Elements
3
Sites
22
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
243.25
ų
Cell a
3.3836
Å
Cell b
7.9418
Å
Cell c
9.2649
Å
α angle
90.00
°
β angle
90.00
°
γ angle
102.30
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm3NiB7
Tm
6.00 · 27.3%
Ni
2.00 · 9.1%
B
14.00 · 63.6%

Energy & Stability

Energy above hull
0.0597
eV/atom
Formation energy
-0.5732
eV/atom
Corrected total energy
-144.4903
eV
Raw total energy
-144.4903
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0310
eV
DOS at Fermi level
8.8938
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB3C7_38_spg63

Decomposition

Tm2(NiB2)3 Tm4NiB14 TmB2

Computed at

2023-08-11 13:29:45.118700

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: agm005995554).

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 agm005995554
data_agm005995554
_cell_length_a     3.38358
_cell_length_b     7.94178
_cell_length_c     9.26488
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  102.29962
_cell_volume       243.24813
_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
  Tm1 Tm 0.10601 0.21203 0.43943 1.00000
  Tm2 Tm 0.89399 0.78797 0.56057 1.00000
  Tm3 Tm 0.24407 0.48814 0.75000 1.00000
  Tm4 Tm 0.75593 0.51186 0.25000 1.00000
  Tm5 Tm 0.10601 0.21203 0.06057 1.00000
  Tm6 Tm 0.89399 0.78797 0.93943 1.00000
  Ni1 Ni 0.94564 0.89128 0.25000 1.00000
  Ni2 Ni 0.05436 0.10872 0.75000 1.00000
  B1 B 0.45885 0.91769 0.75000 1.00000
  B2 B 0.54115 0.08231 0.25000 1.00000
  B3 B 0.47987 0.95974 0.40699 1.00000
  B4 B 0.52013 0.04026 0.59301 1.00000
  B5 B 0.52013 0.04026 0.90699 1.00000
  B6 B 0.47987 0.95974 0.09301 1.00000
  B7 B 0.36964 0.73927 0.34891 1.00000
  B8 B 0.63036 0.26073 0.65109 1.00000
  B9 B 0.27263 0.54526 0.46730 1.00000
  B10 B 0.72737 0.45474 0.53270 1.00000
  B11 B 0.72737 0.45474 0.96730 1.00000
  B12 B 0.27263 0.54526 0.03270 1.00000
  B13 B 0.36964 0.73927 0.15109 1.00000
  B14 B 0.63036 0.26073 0.84891 1.00000
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