Research/Sitter/MAGNDATA / 1.73_CaV2O4.mcif

CaV₂O₄

MAGNDATA entry 1.73 · source

noncoplanar magnet

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

Structure · 10 properties

Magnetic group	P_a 2₁/c BNS 14.80
Point group	2/m1′
Parent space group	P 2₁/n 11 No. 14
Spins	noncoplanar · net moment 0 μ_B per cell
Propagation	[0 1/2 1/2] 1k
Cell	a 9.19568 · b 21.3614 · c 5.99496 Å · α 90.755° · β 90° · γ 90°
Measured at	10 K
Magnetic ions	V
Largest moment component	0.97 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_a 2₁/c →

Atom sites · 7 sites · CSV

site	element	x	y	z	m_a	m_b	m_c	\|m\| (μ_B)
Ca1	Ca	0.7557	0.3274	0.125
V1	V	0.4324	0.3058	0.125	0.22	0.9	−0.25	0.9627
V2	V	0.4198	0.0523	0.125	−0.26	0.97	0.18	1.018
O1	O	0.2093	0.0821	0.125
O2	O	0.1197	0.2378	0.125
O3	O	0.5206	0.3906	0.125
O4	O	0.4183	0.2138	0.125

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

O. Pieper et al. PHYSICAL REVIEW B (2009) · doi:10.1103/physrevb.79.180409

Cite the original paper and MAGNDATA, not this mirror.

Original file

⬇ 1.73_CaV2O4.mcif from MAGNDATA · entry page

sha256 of this copy: ed01ed84b9f4d9468b7f55c36d2773a865327cd958d607efbb7fc30f18077b3e
The mirror keeps the bytes Bilbao served, so the original should hash the same unless MAGNDATA has revised the entry since: shasum -a 256 1.73_CaV2O4.mcif.