Research/Sitter/MAGNDATA / 2.55_Sr2Fe3Se2O3.mcif

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Spin lattice of Sr2Fe3Se2O3Spin lattice of Sr2Fe3Se2O3

Sr2Fe3Se2O3

MAGNDATA entry 2.55 · source
noncoplanar magnet
Spins pointing in three dimensions, not confined to a plane.
ordered ≤ 52 K (−221 °C)Colour: where that sits relative to 25 °C. Saturation: how much margin it has.
Structure · 10 properties
Magnetic groupCc c BNS 9.40
Parent space groupP b a m No. 55
Spinsnoncoplanar · net moment 0 μB per cell
Propagation[1/2 0 1/2] · [1/2 1/2 0] 2k
Cella 15.589 · b 20.3958 · c 7.9786 Å · α 90° · β 90° · γ 90°
Transition52 K (−221 °C)
Measured at20 K
Magnetic ionsFe
Largest moment component3.18 μB
MethodNPD

Symmetry

Stereogram of the magnetic point group: each operation applied to one direction. Filled = upper hemisphere, ring = lower; red operations include time reversal. Lines are mirrors; polygons are 2/3/4/6-fold axes; the centre ring is inversion.

Every structure in Cc c →
Atom sites · 30 sites · CSV
siteelementxyzmambmc|m| (μB)
Sr1_1Sr0.04470.82560
Sr1_2Sr0.95540.17440
Sr1_3Sr0.20540.57560
Sr1_4Sr0.29470.92440
Sr1_5Sr0.04470.82560.5
Sr1_6Sr0.95540.17440.5
Sr1_7Sr0.20540.57560.5
Sr1_8Sr0.29470.92440.5
Fe1_1Fe0003.1−1.3403.3772
Fe1_2Fe0.50.503.1−1.3403.3772
Fe1_3Fe0.250.750−3.1−1.3403.3772
Fe1_4Fe0.750.250−3.1−1.3403.3772
Fe2_1Fe0.130.9550.75−0.690.593.183.3071
Fe2_2Fe0.380.7950.250.690.59−3.183.3071
Fe2_3Fe0.12010.7050.250.690.59−3.183.3071
Fe2_4Fe0.870.0450.75−0.690.593.183.3071
Se1_1Se0.20010.83250.75
Se1_2Se0.79980.16750.75
Se1_3Se0.04980.58250.75
Se1_4Se0.45010.91750.75
O1_1O00.750.75
O1_2O0.2500.75
O2_1O0.11580.9570
O2_2O0.88410.0430
O2_3O0.13410.7070
O2_4O0.36590.7930
O2_5O0.11580.9570.5
O2_6O0.88410.0430.5
O2_7O0.13410.7070.5
O2_8O0.36590.7930.5

Moment components are along the crystal axes a, b, c (μB), as magCIF writes them. Symmetry generates the rest of the cell from these sites.

Source

S.J. Cassidy et al. Inorg. Chem. (2018) · doi:10.1021/acs.inorgchem.8b01542

Cite the original paper and MAGNDATA, not this mirror.

Original file

⬇ 2.55_Sr2Fe3Se2O3.mcif from MAGNDATA · entry page

sha256 of this copy: 1c31443610d302f89d8c6eaea0eb6f3fd6375e33be91ee2d0d9b972d27dd20c8
The mirror keeps the bytes Bilbao served, so the original should hash the same unless MAGNDATA has revised the entry since: shasum -a 256 2.55_Sr2Fe3Se2O3.mcif.