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RbTbF4

Alexandria ALEX

Alex-ID: agm005803602 · Space group: Pnma (#62)

Basic Information

Formula
RbTbF4
Alex-ID
agm005803602
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
372.12
ų
Cell a
3.6679
Å
Cell b
6.2712
Å
Cell c
16.1777
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
RbTbF4
Rb
4.00 · 16.7%
Tb
4.00 · 16.7%
F
16.00 · 66.7%

Energy & Stability

Energy above hull
0.0285
eV/atom
Formation energy
-3.9938
eV/atom
Corrected total energy
-140.9786
eV
Raw total energy
-140.9786
eV

Electronic Structure

Indirect band gap
6.8689
eV
Direct band gap
6.9996
eV
DOS at Fermi level
0.0000
Total magnetisation
0.1048
μB

Additional Information

Prototype ID

ABC4_370_spg62

Decomposition

RbTb2F7 Rb2TbF5

Computed at

2023-07-28 07:43:06.137041

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: agm005803602).

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 agm005803602
data_agm005803602
_cell_length_a     3.66790
_cell_length_b     6.27122
_cell_length_c     16.17773
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       372.12322
_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
  Rb1 Rb 0.75000 0.77310 0.80019 1.00000
  Rb2 Rb 0.25000 0.22690 0.19981 1.00000
  Rb3 Rb 0.25000 0.72690 0.30019 1.00000
  Rb4 Rb 0.75000 0.27310 0.69981 1.00000
  Tb1 Tb 0.75000 0.24920 0.44447 1.00000
  Tb2 Tb 0.25000 0.75080 0.55553 1.00000
  Tb3 Tb 0.25000 0.25080 0.94447 1.00000
  Tb4 Tb 0.75000 0.74920 0.05553 1.00000
  F1 F 0.75000 0.88658 0.62447 1.00000
  F2 F 0.25000 0.11342 0.37553 1.00000
  F3 F 0.25000 0.61342 0.12447 1.00000
  F4 F 0.75000 0.38658 0.87553 1.00000
  F5 F 0.75000 0.86928 0.46391 1.00000
  F6 F 0.25000 0.13072 0.53609 1.00000
  F7 F 0.25000 0.63072 0.96391 1.00000
  F8 F 0.75000 0.36928 0.03609 1.00000
  F9 F 0.75000 0.99885 0.94666 1.00000
  F10 F 0.25000 0.00115 0.05334 1.00000
  F11 F 0.25000 0.50115 0.44666 1.00000
  F12 F 0.75000 0.49885 0.55334 1.00000
  F13 F 0.75000 0.89798 0.18042 1.00000
  F14 F 0.25000 0.10202 0.81958 1.00000
  F15 F 0.25000 0.60202 0.68042 1.00000
  F16 F 0.75000 0.39798 0.31958 1.00000
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