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K2Tm10Co2I17

Alexandria ALEX

Alex-ID: agm009071870 · Space group: C2/m (#12)

Basic Information

Formula
K2Tm10Co2I17
Alex-ID
agm009071870
Elements
4
Sites
31
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
1,147.77
ų
Cell a
11.2509
Å
Cell b
11.2509
Å
Cell c
9.6049
Å
α angle
86.73
°
β angle
86.73
°
γ angle
108.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2Tm10Co2I17
K
2.00 · 6.5%
Tm
10.00 · 32.3%
Co
2.00 · 6.5%
I
17.00 · 54.8%

Energy & Stability

Energy above hull
0.0081
eV/atom
Formation energy
-1.1434
eV/atom
Corrected total energy
-122.9636
eV
Raw total energy
-122.9636
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0017
eV
DOS at Fermi level
5.9068
Total magnetisation
-0.0069
μB

Additional Information

Prototype ID

A2B2C10D17_1_spg12

Decomposition

Tm3CoI3 Tm7CoI12 KI

Computed at

2024-11-03 16:04:03.019488

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: agm009071870).

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 agm009071870
data_agm009071870
_cell_length_a     11.25093
_cell_length_b     11.25093
_cell_length_c     9.60494
_cell_angle_alpha  86.73381
_cell_angle_beta   86.73381
_cell_angle_gamma  108.46002
_cell_volume       1147.77413
_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 0.68155 0.31845 0.00000 1.00000
  K2 K 0.31845 0.68155 0.00000 1.00000
  Tm1 Tm 0.71567 0.00409 0.43218 1.00000
  Tm2 Tm 0.28433 0.99591 0.56782 1.00000
  Tm3 Tm 0.99591 0.28433 0.56782 1.00000
  Tm4 Tm 0.00409 0.71567 0.43218 1.00000
  Tm5 Tm 0.68670 0.68670 0.55712 1.00000
  Tm6 Tm 0.31330 0.31330 0.44288 1.00000
  Tm7 Tm 0.94272 0.94272 0.67592 1.00000
  Tm8 Tm 0.05728 0.05728 0.32408 1.00000
  Tm9 Tm 0.79824 0.79824 0.19926 1.00000
  Tm10 Tm 0.20176 0.20176 0.80074 1.00000
  Co1 Co 0.86578 0.86578 0.43606 1.00000
  Co2 Co 0.13422 0.13422 0.56394 1.00000
  I1 I 0.61500 0.94497 0.14469 1.00000
  I2 I 0.38500 0.05503 0.85531 1.00000
  I3 I 0.05503 0.38500 0.85531 1.00000
  I4 I 0.94497 0.61500 0.14469 1.00000
  I5 I 0.52520 0.18609 0.41945 1.00000
  I6 I 0.47480 0.81391 0.58055 1.00000
  I7 I 0.81391 0.47480 0.58055 1.00000
  I8 I 0.18609 0.52520 0.41945 1.00000
  I9 I 0.56455 0.56455 0.29368 1.00000
  I10 I 0.43545 0.43545 0.70632 1.00000
  I11 I 0.24704 0.89465 0.27268 1.00000
  I12 I 0.75296 0.10535 0.72732 1.00000
  I13 I 0.10535 0.75296 0.72732 1.00000
  I14 I 0.89465 0.24704 0.27268 1.00000
  I15 I 0.28400 0.28400 0.12936 1.00000
  I16 I 0.71600 0.71600 0.87064 1.00000
  I17 I 0.00000 0.00000 0.00000 1.00000
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