Detection of noninteracting single domain particles using first‐order reversal curve diagrams

R Egli, AP Chen, M Winklhofer… - Geochemistry …, 2010 - Wiley Online Library
We present a highly sensitive and accurate method for quantitative detection and
characterization of noninteracting or weakly interacting uniaxial single domain particles …

A protocol for variable‐resolution first‐order reversal curve measurements

X Zhao, D Heslop, AP Roberts - Geochemistry, Geophysics …, 2015 - Wiley Online Library
High‐resolution first‐order reversal curve (FORC) diagrams are being increasingly used in
rock and environmental magnetism, including for detection of biomagnetic signals in …

[PDF][PDF] First-order reversal curve (FORC) diagrams

AR Muxworthy, AP Roberts - Encyclopedia of geomagnetism and …, 2007 - core.ac.uk
In many geomagnetic, geological and environmental magnetic studies, it is important to
have reliable methods of characterizing the composition and grain size distribution of …

Understanding fine magnetic particle systems through use of first‐order reversal curve diagrams

AP Roberts, D Heslop, X Zhao… - Reviews of …, 2014 - Wiley Online Library
First‐order reversal curve (FORC) diagrams are constructed from a class of partial magnetic
hysteresis loops known as first‐order reversal curves and are used to understand …

VARIFORC: An optimized protocol for calculating non-regular first-order reversal curve (FORC) diagrams

R Egli - Global and Planetary Change, 2013 - Elsevier
High-resolution first-order reversal curve (FORC) diagrams are increasingly employed to
characterize magnetic minerals in sediments, and especially as a magnetofossil detection …

First‐order reversal curve diagrams: A new tool for characterizing the magnetic properties of natural samples

AP Roberts, CR Pike… - Journal of Geophysical …, 2000 - Wiley Online Library
Paleomagnetic and environmental magnetic studies are commonly conducted on samples
containing mixtures of magnetic minerals and/or grain sizes. Major hysteresis loops are …

First order reversal curve diagrams and thermal relaxation effects in magnetic particles

CR Pike, AP Roberts, KL Verosub - Geophysical Journal …, 2001 - academic.oup.com
We have recently developed a technique for characterizing the magnetic components within
natural particle assemblages. This technique is based on the transformation of …

A high‐precision model of first‐order reversal curve (FORC) functions for single‐domain ferromagnets with uniaxial anisotropy

AJ Newell - Geochemistry, Geophysics, Geosystems, 2005 - Wiley Online Library
Plots of the first‐order reversal curve (FORC) function are used to characterize ferromagnetic
particles in rocks. The function is based on classical Preisach theory, which represents …

An improved algorithm for unmixing first‐order reversal curve diagrams using principal component analysis

RJ Harrison, J Muraszko, D Heslop… - Geochemistry …, 2018 - Wiley Online Library
First‐order reversal curve (FORC) diagrams of synthetic binary mixtures with single‐domain,
vortex state, and multidomain end‐members (EMs) were analyzed using principal …

First-order reversal curve (FORC) diagrams of magnetic mixtures: Micromagnetic models and measurements

C Carvallo, AR Muxworthy, DJ Dunlop - Physics of the Earth and Planetary …, 2006 - Elsevier
First-order reversal curve (FORC) diagrams were modelled and experimentally measured
for different assemblages of single-domain (SD) magnetite particles with bimodal …