High‐temperature observation of transdomain transitions in vortex states in intermediate titanomagnetite

E Khakhalova, BM Moskowitz - Journal of Geophysical …, 2019 - Wiley Online Library
Natural materials contain small grains of magnetic iron oxides that can record information
about the magnetic field of the Earth when they form and can be used to document changes …

Magnetic vortex states in small octahedral particles of intermediate titanomagnetite

E Khakhalova, BM Moskowitz… - Geochemistry …, 2018 - Wiley Online Library
Fine particles of titanomagnetites (Fe3‐xTixO4, x> 0.5) in the pseudo‐single‐domain (PSD)
size (0.5–20 μm) are important carriers of natural remanent magnetization in basalts …

Magnetic domain states and critical sizes in the titanomagnetite series

B Cych, GA Paterson, L Nagy… - Journal of …, 2024 - Wiley Online Library
The minerals carrying the magnetic remanence in geological samples are commonly a solid
solution series of iron‐titanium spinels known as titanomagnetites. Despite the range of …

Domain observations of titanomagnetites during hysteresis at elevated temperatures and thermal cycling

M Metcalf, M Fuller - Physics of the earth and planetary interiors, 1987 - Elsevier
Abstract Domain observations using Bitter patterns have been made on x= 0.6
titanomagnetites up to the Curie point. The principal results are:(1) there is no major …

Direct visualization of the thermomagnetic behavior of pseudo–single-domain magnetite particles

TP Almeida, AR Muxworthy, A Kovács, W Williams… - Science …, 2016 - science.org
The study of the paleomagnetic signal recorded by rocks allows scientists to understand
Earth's past magnetic field and the formation of the geodynamo. The magnetic recording …

Low‐temperature magnetic behavior of multidomain titanomagnetites: TM0, TM16, and TM35

B Carter‐Stiglitz, B Moskowitz, P Solheid… - Journal of …, 2006 - Wiley Online Library
An unpredicted effect of the Verwey transition in magnetite is that a field‐cooled (FC)
remanent magnetization can be less intense than a zero‐field cooled (ZFC) isothermal …

Magnetic domain patterns observed on synthetic Ti‐rich titanomagnetite as a function of temperature and in states of thermoremanent magnetization

SL Halgedahl - Journal of Geophysical Research: Solid Earth, 1991 - Wiley Online Library
The fundamental temperature dependence of magnetic domain structure has been
recognized for several decades, but its relationship to thermoremanent magnetization (TRM) …

Tracing titanomagnetite alteration with magnetic measurements at cryogenic temperatures

A Kosterov, L Surovitskii… - Geophysical Journal …, 2023 - academic.oup.com
SUMMARY Titanomagnetite containing up to 0.6–0.7 Ti atoms per formula unit is a primary
magnetic mineral phase in submarine basalts and in some terrestrial volcanic rocks. On a …

Magnetic remanence measurements of single particles and the nature of domain patterns in titanomagnetites

M Metcalf, M Fuller - Geophysical Research Letters, 1987 - Wiley Online Library
In addition to classical body domain patterns, a profusion of complex maze like domain
structures have been observed using the Bitter technique on titanomagnetites. Controversy …

Use of renormalization group theory to explain the large variation of domain states observed in titanomagnetites and implications for paleomagnetism

J Ye, RT Merrill - Journal of Geophysical Research: Solid Earth, 1995 - Wiley Online Library
Important experiments by Halgedahl (1991) demonstrate that a material can reach
dramatically different domain states on cooling when the experiment is repeated many …