Magnetic anisotropy, magnetostatic interactions and identification of magnetofossils

J Li, W Wu, Q Liu, Y Pan - Geochemistry, Geophysics …, 2012 - Wiley Online Library
Single‐domain magnetite particles produced by magnetotactic bacteria (MTB) and aligned
in chains, called magnetosomes, are potentially important recorders of paleomagnetic …

The fidelity of paleomagnetic records carried by magnetosome chains

GA Paterson, Y Wang, Y Pan - Earth and Planetary Science Letters, 2013 - Elsevier
Magnetotactic bacteria (MTB), which use aligned chains of magnetosomes (magnetic
crystals) as a navigation tool, are found in a wide range of modern day marine, river and …

Magnetic petrology of equatorial Atlantic sediments: Electron microscopy results and their implications for environmental magnetic interpretation

C Franke, T von Dobeneck, MR Drury… - …, 2007 - Wiley Online Library
The magnetic microparticle and nanoparticle inventories of marine sediments from
equatorial Atlantic sites were investigated by scanning and transmission electron …

A strong angular dependence of magnetic properties of magnetosome chains: Implications for rock magnetism and paleomagnetism

J Li, K Ge, Y Pan, W Williams, Q Liu… - Geochemistry …, 2013 - Wiley Online Library
Single‐domain magnetite particles produced by magnetotactic bacteria (magnetosomes)
and aligned in chains are of great interest in the biosciences and geosciences. Here, we …

The mineral magnetic record of magnetofossils in recent lake sediments of Lake Ely, PA

KP Kodama, RE Moeller, DA Bazylinski… - Global and planetary …, 2013 - Elsevier
Mineral magnetic and ferromagnetic resonance (FMR) measurements made on the
sediments from Lake Ely, Pennsylvania reveal the presence of magnetotactic bacteria …

Discovery of giant magnetofossils within and outside of the Palaeocene-Eocene Thermal Maximum in the North Atlantic

P Xue, L Chang, Z Pei, RJ Harrison - Earth and Planetary Science Letters, 2022 - Elsevier
Giant magnetofossils have exceptionally large grain sizes and peculiar morphologies
compared to conventional biogenic magnetite nanoparticles. The origin of these unusual …

Magnetofossils, the magnetization of sediments, and the evolution of magnetite biomineralization

SBR Chang, JL Kirschvink - Annual Review of Earth and …, 1989 - annualreviews.org
Magnetite (Fe304) is one of the most stable carriers of natural remanent magnetization
(NRM) in sedimentary rocks, and paleomagnetic studies of magnetite-bearing sediments …

Paleomagnetic excursions as magnetostratigraphic horizons: a cautionary note

KL Verosub - Science, 1975 - science.org
Sediments from certain environments with high rates of deposition are not remagnetized
after they have been deformed. The paleomagnetic signature from a zone of deformation …

Characterizing magnetofossils from first‐order reversal curve (FORC) central ridge signatures

D Heslop, AP Roberts, L Chang - Geochemistry, Geophysics …, 2014 - Wiley Online Library
The central ridge structure of a first‐order reversal curve (FORC) distribution is indicative of
uniaxial noninteracting single domain magnetic particles, which provides the opportunity to …

Bending and collapse: Magnetic recording fidelity of magnetofossils from micromagnetic simulation

Z Pei, TA Berndt, L Chang, F Bai… - Journal of …, 2022 - Wiley Online Library
Magnetosome chains produced by magnetotactic bacteria are important
paleoenvironmental and paleomagnetic recorders. It has been shown that magnetic …