Research/Sitter/MAGNDATA / 0.93_Ca2Fe2O5.mcif

Ca₂Fe₂O₅

MAGNDATA entry 0.93 · source

noncollinear ferrimagnet

Opposite moments of different size leave a net magnetisation.

Structure · 10 properties

Magnetic group	P c m′ n′ BNS 62.446
Point group	m′m′m
Parent space group	P c m n No. 62
Spins	coplanar · net moment 7.4 μ_B per cell
Propagation	[0 0 0] 1k
Cell	a 5.4251 · b 14.7746 · c 5.593 Å · α 90° · β 90° · γ 90°
Measured at	300 K
Magnetic ions	Fe
Largest moment component	4.143 μ_B
Method	NSD

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 P c m′ n′ →

Atom sites · 6 sites · CSV

site	element	x	y	z	m_a	m_b	m_c	\|m\| (μ_B)
Ca1	Ca	0.9771	0.1079	0.4809
Fe1	Fe	0	0	0	−1.17	0.1	4.143	4.3062
Fe2	Fe	0.0661	0.25	0.946	−0.68	0	−3.663	3.7256
O1	O	0.7632	0.9839	0.263
O2	O	0.9274	0.1407	0.0239
O3	O	0.1258	0.25	0.5979

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

Source

J.E. Auckett et al. J. Appl. Cryst. (2015) · doi:10.1107/S1600576714027976

Cite the original paper and MAGNDATA, not this mirror.

Original file

⬇ 0.93_Ca2Fe2O5.mcif from MAGNDATA · entry page

sha256 of this copy: f29f97dc47f1294bcd142bb053dfa07e93f8685ee7cb5b593db824398e2f60da
The mirror keeps the bytes Bilbao served, so the original should hash the same unless MAGNDATA has revised the entry since: shasum -a 256 0.93_Ca2Fe2O5.mcif.