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HEAS Data Platform · Materials Science Database

SmYCr2O8

Alexandria ALEX

Alex-ID: agm004886964 · Space group: I-4m2 (#119)

Basic Information

Formula
SmYCr2O8
Alex-ID
agm004886964
Elements
4
Sites
12
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
168.69
ų
Cell a
6.0542
Å
Cell b
6.0542
Å
Cell c
6.0542
Å
α angle
105.93
°
β angle
105.93
°
γ angle
116.81
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmYCr2O8
Sm
1.00 · 8.3%
Y
1.00 · 8.3%
Cr
2.00 · 16.7%
O
8.00 · 66.7%

Energy & Stability

Energy above hull
0.0068
eV/atom
Formation energy
-2.7573
eV/atom
Corrected total energy
-103.1864
eV
Raw total energy
-93.5421
eV

Electronic Structure

Indirect band gap
0.2640
eV
Direct band gap
0.3848
eV
DOS at Fermi level
1.1218
Total magnetisation
2.0000
μB

Additional Information

Prototype ID

ABC2D8_512_spg119

Decomposition

YCrO4 SmCrO4

Computed at

2023-01-06 05:19:00.010907

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: agm004886964).

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 agm004886964
data_agm004886964
_cell_length_a     6.05419
_cell_length_b     6.05419
_cell_length_c     6.05419
_cell_angle_alpha  105.93045
_cell_angle_beta   105.93045
_cell_angle_gamma  116.81167
_cell_volume       168.69487
_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
  Sm1 Sm 0.25000 0.75000 0.50000 1.00000
  Y1 Y 0.00000 0.00000 0.00000 1.00000
  Cr1 Cr 0.75000 0.25000 0.50000 1.00000
  Cr2 Cr 0.50000 0.50000 0.00000 1.00000
  O1 O 0.39494 0.07937 0.31557 1.00000
  O2 O 0.32551 0.50650 0.18099 1.00000
  O3 O 0.32551 0.14452 0.81901 1.00000
  O4 O 0.76379 0.07937 0.68443 1.00000
  O5 O 0.85548 0.67449 0.18099 1.00000
  O6 O 0.92063 0.23621 0.31557 1.00000
  O7 O 0.92063 0.60506 0.68443 1.00000
  O8 O 0.49350 0.67449 0.81901 1.00000
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