Resolving the origin of pseudo‐single domain magnetic behavior

AP Roberts, TP Almeida, NS Church… - Journal of …, 2017 - Wiley Online Library
The term “pseudo‐single domain”(PSD) has been used to describe the transitional state in
rock magnetism that spans the particle size range between the single domain (SD) and …

Magnetic domain state diagnosis using hysteresis reversal curves

X Zhao, AP Roberts, D Heslop… - Journal of …, 2017 - Wiley Online Library
We present results for a series of hysteresis measurements that provide information about
remanent, induced, transient‐free, and transient magnetization components. These …

Age and duration of Laschamp and Iceland Basin geomagnetic excursions in the South Atlantic Ocean

JET Channell, NV Riveiros, J Gottschalk… - Quaternary science …, 2017 - Elsevier
Age models for new records of the Laschamp and Iceland Basin excursions from the eastern
flank of the South Atlantic mid-ocean ridge (44.15° S, 14.22° W) are derived from …

Crystallization of iron‐containing sodium aluminosilicate glasses in the NaAlSiO4‐NaFeSiO4 join

M Ahmadzadeh, J Marcial… - Journal of Geophysical …, 2017 - Wiley Online Library
Although natural materials are the subject of most Earth science articles, fundamental
studies on analogous synthetic materials, produced under laboratory‐controlled conditions …

Remanence acquisition efficiency in biogenic and detrital magnetite and recording of geomagnetic paleointensity

L Chen, D Heslop, AP Roberts, L Chang… - Geochemistry …, 2017 - Wiley Online Library
Relative paleointensity (RPI) variations of Earth's magnetic field are widely used to
understand geomagnetic field behavior and to develop age models for sedimentary …

Identifying weakly-interacting single domain states in Ni nanowire arrays by FORC

MP Proenca, CT Sousa, J Ventura, J Garcia… - Journal of Alloys and …, 2017 - Elsevier
The control and understanding of magnetization reversal mechanisms and magnetostatic
interactions in nanomagnet arrays is a critical point that has to be overcome in order to reach …

Changing abundance of magnetofossil morphologies in pelagic red clay around Minamitorishima, Western North Pacific

Y Usui, T Yamazaki, M Saitoh - Geochemistry, Geophysics …, 2017 - Wiley Online Library
Recent investigations have discovered an unexpected abundance of magnetofossils in oxic
pelagic red clays. These have potential to serve as paleoenvironmental tracers in otherwise …

Grain size dependent magnetic discrimination of Iceland and South Greenland terrestrial sediments in the northern North Atlantic sediment record

RG Hatfield, JS Stoner, BT Reilly, FJ Tepley III… - Earth and Planetary …, 2017 - Elsevier
We use isothermal and temperature dependent in-field and magnetic remanence methods
together with electron microscopy to characterize different sieved size fractions from …

A geomagnetic paleointensity record of 0.6 to 3.2 Ma from sediments in the western equatorial Pacific and remanent magnetization lock‐in depth

Y Sakuramoto, T Yamazaki, K Kimoto… - Journal of …, 2017 - Wiley Online Library
Abstract Information of past geomagnetic intensity variations is important for better
understanding of the geodynamo, and efforts to recover continuous paleointensity records …

Impact of climate change on the magnetic mineral assemblage in marine sediments from Izu rear arc, NW Pacific Ocean, over the last 1 Myr

M Kars, RJ Musgrave, K Kodama, AS Jonas… - Palaeogeography …, 2017 - Elsevier
A rock magnetic study was conducted on upper Pleistocene marine sediments from
International Ocean Discovery Program Expedition 350 Site U1437 in order to highlight the …