Research/Sitter/MAGNDATA / 1.326_PrMn2O5.mcif

PrMn₂O₅

MAGNDATA entry 1.326 · source

noncoplanar magnet

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

ordered ≤ 18 K (−255 °C)Colour: where that sits relative to 25 °C. Saturation: how much margin it has.

Structure · 10 properties

Magnetic group	P_b n m a BNS 62.451
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 7.5531 · b 8.64 · c 11.415 Å · α 90° · β 90° · γ 90°
Transition	18 K (−255 °C)
Measured at	1.5 K
Magnetic ions	Mn, Pr
Largest moment component	2.17 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_b n m a →

Atom sites · 7 sites · CSV

site	element	x	y	z	m_a	m_b	m_c	\|m\| (μ_B)
Pr1	Pr	0.1421	0.1732	0
Mn1	Mn	0	0.5	0.1291	1.47	−2.17	0	2.621
Mn2	Mn	0.4097	0.3511	0.25	0	0	0.59	0.59
O1	O	0	0	0.139
O2	O	0.1566	0.4491	0
O3	O	0.1511	0.4353	0.25
O4	O	0.403	0.2067	0.1254

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. J. Phys.: Condens. Matter (2012) · doi:10.1088/0953-8984/24/7/076003

Cite the original paper and MAGNDATA, not this mirror.

Original file

⬇ 1.326_PrMn2O5.mcif from MAGNDATA · entry page

sha256 of this copy: 34faa871bc48460b32314fd451976a8d34873cd9f7ab22a0eefc3da130a4dd9c
The mirror keeps the bytes Bilbao served, so the original should hash the same unless MAGNDATA has revised the entry since: shasum -a 256 1.326_PrMn2O5.mcif.