Research/Sitter/MAGNDATA / 1.327_LaMn2O5.mcif

LaMn₂O₅

MAGNDATA entry 1.327 · source

noncoplanar magnet

Spins pointing in three dimensions, not confined to a plane.

ordered ≤ 31 K (−242 °C)Colour: where that sits relative to 25 °C. Saturation: how much margin it has.

Structure · 10 properties

Magnetic group	P_c b a m BNS 55.361
Parent space group	P b a m No. 55
Spins	noncoplanar · net moment 0 μ_B per cell
Propagation	[0 0 1/2] 1k
Cell	a 7.6823 · b 8.7056 · c 11.4428 Å · α 90° · β 90° · γ 90°
Transition	31 K (−242 °C)
Measured at	3.5 K
Magnetic ions	Mn
Largest moment component	2.28 μ_B
Method	NPD

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 b a m →

Atom sites · 7 sites · CSV

site	element	x	y	z	m_a	m_b	m_c	\|m\| (μ_B)
La1	La	0.1451	0.1736	0
Mn1	Mn	0	0.5	0.1305	0	0	−1.61	1.61
Mn2	Mn	0.4114	0.3533	0.25	2.28	−1.23	0	2.5906
O1	O	0	0	0.1391
O2	O	0.1525	0.4497	0
O3	O	0.1525	0.4374	0.25
O4	O	0.4068	0.2061	0.127

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

A. Munoz et al. Eur. J. Inorg. Chem. (2005) · doi:10.1002/ejic.200400548

Cite the original paper and MAGNDATA, not this mirror.

Original file

⬇ 1.327_LaMn2O5.mcif from MAGNDATA · entry page

sha256 of this copy: 14ee359f0da2ab0d45fb3f9a55ba454f1d6568becfbd3da6e7f6bfd72319b982
The mirror keeps the bytes Bilbao served, so the original should hash the same unless MAGNDATA has revised the entry since: shasum -a 256 1.327_LaMn2O5.mcif.