K2Rb5TiSb4
Alexandria ALEXAlex-ID: agm020044069 · Space group: Pnma (#62)
Basic Information
Formula
K2Rb5TiSb4
Alex-ID
agm020044069
Elements
4
Sites
48
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
2,130.10
ų
Cell a
9.1871
Å
Cell b
11.2329
Å
Cell c
20.6410
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°
Composition
Element Composition (atomic fraction)
Composition Info
Formula
K2Rb5TiSb4
K
8.00 · 16.7%
Rb
20.00 · 41.7%
Ti
4.00 · 8.3%
Sb
16.00 · 33.3%
Energy & Stability
Energy above hull
0.0264
eV/atom
Formation energy
-0.3917
eV/atom
Corrected total energy
-144.5098
eV
Raw total energy
-144.5097
eV
Electronic Structure
Indirect band gap
0.0000
eV
Direct band gap
0.0013
eV
DOS at Fermi level
50.1403
Total magnetisation
3.9872
μB
Additional Information
Prototype ID
AB2C4D5_8_spg62
Decomposition
Rb5Sb4 Rb3Sb K8TiSb4 Ti5Sb3
Computed at
2024-10-09 09:55:01.432895
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: agm020044069).
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
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Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm020044069
data_agm020044069
_cell_length_a 9.18707
_cell_length_b 11.23291
_cell_length_c 20.64098
_cell_angle_alpha 90.00000
_cell_angle_beta 90.00000
_cell_angle_gamma 90.00000
_cell_volume 2130.09808
_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
K1 K 0.19701 0.75000 0.33648 1.00000
K2 K 0.80299 0.25000 0.66352 1.00000
K3 K 0.69701 0.25000 0.16352 1.00000
K4 K 0.30299 0.75000 0.83648 1.00000
K5 K 0.55453 0.75000 0.07868 1.00000
K6 K 0.44547 0.25000 0.92132 1.00000
K7 K 0.05453 0.25000 0.42132 1.00000
K8 K 0.94547 0.75000 0.57868 1.00000
Rb1 Rb 0.43058 0.75000 0.49447 1.00000
Rb2 Rb 0.56942 0.25000 0.50553 1.00000
Rb3 Rb 0.93058 0.25000 0.00553 1.00000
Rb4 Rb 0.06942 0.75000 0.99447 1.00000
Rb5 Rb 0.73542 0.53735 0.41835 1.00000
Rb6 Rb 0.26458 0.46265 0.58165 1.00000
Rb7 Rb 0.23542 0.46265 0.08165 1.00000
Rb8 Rb 0.26458 0.03735 0.58165 1.00000
Rb9 Rb 0.76458 0.53735 0.91835 1.00000
Rb10 Rb 0.73542 0.96265 0.41835 1.00000
Rb11 Rb 0.76458 0.96265 0.91835 1.00000
Rb12 Rb 0.23542 0.03735 0.08165 1.00000
Rb13 Rb 0.53124 0.54170 0.24221 1.00000
Rb14 Rb 0.46876 0.45830 0.75779 1.00000
Rb15 Rb 0.03124 0.45830 0.25779 1.00000
Rb16 Rb 0.46876 0.04170 0.75779 1.00000
Rb17 Rb 0.96876 0.54170 0.74221 1.00000
Rb18 Rb 0.53124 0.95830 0.24221 1.00000
Rb19 Rb 0.96876 0.95830 0.74221 1.00000
Rb20 Rb 0.03124 0.04170 0.25779 1.00000
Ti1 Ti 0.92304 0.75000 0.16282 1.00000
Ti2 Ti 0.07696 0.25000 0.83718 1.00000
Ti3 Ti 0.42304 0.25000 0.33718 1.00000
Ti4 Ti 0.57696 0.75000 0.66282 1.00000
Sb1 Sb 0.21972 0.75000 0.16465 1.00000
Sb2 Sb 0.78028 0.25000 0.83535 1.00000
Sb3 Sb 0.71972 0.25000 0.33535 1.00000
Sb4 Sb 0.28028 0.75000 0.66465 1.00000
Sb5 Sb 0.82854 0.75000 0.28690 1.00000
Sb6 Sb 0.17146 0.25000 0.71310 1.00000
Sb7 Sb 0.32854 0.25000 0.21310 1.00000
Sb8 Sb 0.67146 0.75000 0.78690 1.00000
Sb9 Sb 0.83148 0.54332 0.10155 1.00000
Sb10 Sb 0.16852 0.45668 0.89845 1.00000
Sb11 Sb 0.33148 0.45668 0.39845 1.00000
Sb12 Sb 0.16852 0.04332 0.89845 1.00000
Sb13 Sb 0.66852 0.54332 0.60155 1.00000
Sb14 Sb 0.83148 0.95668 0.10155 1.00000
Sb15 Sb 0.66852 0.95668 0.60155 1.00000
Sb16 Sb 0.33148 0.04332 0.39845 1.00000
