Navigation

HEAS Data Platform · Materials Science Database

Rb2MgF5

Alexandria ALEX

Alex-ID: agm006010243 · Space group: Pnma (#62)

Basic Information

Formula
Rb2MgF5
Alex-ID
agm006010243
Elements
3
Sites
32
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
559.14
ų
Cell a
5.8618
Å
Cell b
7.7651
Å
Cell c
12.2841
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb2MgF5
Rb
8.00 · 25.0%
Mg
4.00 · 12.5%
F
20.00 · 62.5%

Energy & Stability

Energy above hull
0.0589
eV/atom
Formation energy
-2.9778
eV/atom
Corrected total energy
-137.8188
eV
Raw total energy
-137.8188
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0210
eV
DOS at Fermi level
37.5778
Total magnetisation
4.1556
μB

Additional Information

Prototype ID

AB2C5_16_spg62

Decomposition

RbF3 Rb2MgF4 RbMgF3

Computed at

2023-08-24 19:10:33

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: agm006010243).

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 agm006010243
data_agm006010243
_cell_length_a     5.86177
_cell_length_b     7.76506
_cell_length_c     12.28413
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       559.13657
_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 0.51409 0.27785 1.00000
  Rb2 Rb 0.25000 0.48591 0.72215 1.00000
  Rb3 Rb 0.25000 0.98591 0.77785 1.00000
  Rb4 Rb 0.75000 0.01409 0.22215 1.00000
  Rb5 Rb 0.75000 0.84629 0.58493 1.00000
  Rb6 Rb 0.25000 0.15371 0.41507 1.00000
  Rb7 Rb 0.25000 0.65371 0.08493 1.00000
  Rb8 Rb 0.75000 0.34629 0.91507 1.00000
  Mg1 Mg 0.75000 0.84403 0.94286 1.00000
  Mg2 Mg 0.25000 0.15597 0.05714 1.00000
  Mg3 Mg 0.25000 0.65597 0.44286 1.00000
  Mg4 Mg 0.75000 0.34403 0.55714 1.00000
  F1 F 0.75000 0.71845 0.08405 1.00000
  F2 F 0.25000 0.28155 0.91595 1.00000
  F3 F 0.25000 0.78155 0.58405 1.00000
  F4 F 0.75000 0.21845 0.41595 1.00000
  F5 F 0.51364 0.68602 0.88067 1.00000
  F6 F 0.48636 0.31398 0.11933 1.00000
  F7 F 0.48636 0.81398 0.38067 1.00000
  F8 F 0.01364 0.31398 0.11933 1.00000
  F9 F 0.51364 0.18602 0.61933 1.00000
  F10 F 0.98636 0.68602 0.88067 1.00000
  F11 F 0.98636 0.18602 0.61933 1.00000
  F12 F 0.01364 0.81398 0.38067 1.00000
  F13 F 0.50000 0.00000 0.00000 1.00000
  F14 F 0.50000 0.50000 0.50000 1.00000
  F15 F 0.00000 0.00000 0.00000 1.00000
  F16 F 0.00000 0.50000 0.50000 1.00000
  F17 F 0.75000 0.98131 0.80715 1.00000
  F18 F 0.25000 0.01869 0.19285 1.00000
  F19 F 0.25000 0.51869 0.30715 1.00000
  F20 F 0.75000 0.48131 0.69285 1.00000
Get direct link