Particle acceleration by magnetic reconnection in geospace

M Oka, J Birn, J Egedal, F Guo, RE Ergun… - Space Science …, 2023 - Springer
Particles are accelerated to very high, non-thermal energies during explosive energy-
release phenomena in space, solar, and astrophysical plasma environments. While it has …

Lifetime of the outer solar system nebula from carbonaceous chondrites

CS Borlina, BP Weiss, JFJ Bryson… - Journal of Geophysical …, 2022 - Wiley Online Library
The evolution and lifetime of protoplanetary disks (PPDs) play a central role in the formation
and architecture of planetary systems. Astronomical observations suggest that PPDs evolve …

Low paleointensities and Ar/Ar ages from Saint Helena provide evidence for recurring magnetic field weaknesses in the South Atlantic

YA Engbers, JM Grappone, DF Mark… - Journal of Geophysical …, 2022 - Wiley Online Library
Abstract The South Atlantic Anomaly (SAA) is an area of geomagnetic weakness that
represents the most significant anomaly in the present‐day field. Notwithstanding anomalies …

Micromagnetic modeling of a magnetically unstable zone and its geological significances

Y Wang, K Ge, W Williams, H Zhou… - Journal of …, 2022 - Wiley Online Library
Recent micromagnetic simulations have found that particles in the transitional zone between
the single domain (SD) and single vortex (SV) zone are prone to thermal and external …

Further evidence of high intensity during the Levantine Iron Age Anomaly in southwestern Europe: Full vector archeomagnetic dating of an Early Iron Age dwelling …

N García‐Redondo, M Calvo‐Rathert… - Journal of …, 2021 - Wiley Online Library
We report an archeomagnetic study from the Early Iron Age archeological site of Cerro de
San Vicente (Salamanca, Spain). The studied materials were sampled from one roundhouse …

Planetary paleomagnetic intensity recording fidelity test using a synthetic lava

C Wen, H Wang, YM Chou, CC Wang… - Journal of …, 2024 - Wiley Online Library
Meteorite paleomagnetism is fundamental to understanding planetary dynamo processes
and the evolution of the early Solar System. However, due to the extraterrestrial and ancient …

Thermal rock magnetic cycling (TRMC): a method to track thermal alteration details for palaeointensity interpretations

J Miao, H Wang - Geophysical Journal International, 2024 - academic.oup.com
Accurate absolute palaeointensity is essential for understanding dynamo processes on the
Earth and other planetary bodies. Although great efforts have been made to propose …

Paleointensity Estimates From the Pleistocene of Northern Israel: Implications for Hemispheric Asymmetry in the Time‐Averaged Field

L Tauxe, H Asefaw, N Behar… - Geochemistry …, 2022 - Wiley Online Library
Twenty‐two sites, subjected to an IZZI‐modified Thellier‐Thellier experiment and strict
selection criteria, recover a paleomagnetic axial dipole moment (PADM) of 62.2±30.6 ZAm2 …

Thermal instability from rock magnetic measurements confirms the underestimates of absolute paleointensity records during the Santa Rosa geomagnetic excursion

J Miao, H Wang - Physics of the Earth and Planetary Interiors, 2024 - Elsevier
Geomagnetic excursion events have been widely studied in recent years as a key process
for understanding the evolution of the Earth's magnetic field. The Santa Rosa geomagnetic …

Mineral Magnetism in Relation to Thermal Thellier Palaeointensity Experimental Results of the Deccan Basalt Flows Along the Deep Drill Hole in Western India and …

RM Asanulla, T Radhakrishna, BK Bansal… - Pure and Applied …, 2024 - Springer
Thermal Thellier type palaeointensity (PI) experiments are the most popular technique in
determining strength of the past geomagnetic field (GMF). However, the method often …