An extended period of extremely weak geomagnetic field suggested by palaeointensities from the Ediacaran Grenville dykes (SE Canada)

D Thallner, AJ Biggin, HC Halls - Earth and Planetary Science Letters, 2021 - Elsevier
Long-term variations of the geomagnetic field, observed in the palaeomagnetic record, have
the potential to shed much light on the evolution of Earth's deep interior. With a geomagnetic …

[HTML][HTML] Центр коллективного пользования Института физики Земли им. ОЮ Шмидта РАН «Петрофизика, геомеханика и палеомагнетизм»

РВ Веселовский, НВ Дубиня… - Геодинамика и …, 2022 - cyberleninka.ru
Центр коллективного пользования «Петрофизика, геомеханика и палеомагнетизм»,
созданный на базе активно развивающихся структурных подразделений Института …

Micromagnetic tomography for paleomagnetism and rock‐magnetism

LV de Groot, K Fabian, A Béguin… - Journal of …, 2021 - Wiley Online Library
Our understanding of the past behavior of the geomagnetic field arises from magnetic
signals stored in geological materials, eg,(volcanic) rocks. Bulk rock samples, however …

Exact analytical solutions for kinetic equations describing thermochemical remanence acquisition for single‐domain grains: Implications for absolute paleointensity …

VP Shcherbakov, F Lhuillier… - Journal of Geophysical …, 2021 - Wiley Online Library
The magnetic record, preserved by igneous rocks in the form of thermoremanent
magnetization (TRM) or thermo‐chemical remanent magnetization (TCRM), is essential to …

Detecting dipolarity of the geomagnetic field in the paleomagnetic record

F Lhuillier, VP Shcherbakov… - Proceedings of the …, 2023 - National Acad Sciences
Recovering the geomagnetic field strength in the past is key to understanding deep Earth
dynamics and detecting potential geodynamo regimes throughout the history of Earth. To …

High‐latitude paleointensities during the cretaceous normal superchron from the Okhotsk–Chukotka Volcanic Belt

EM Bobrovnikova, F Lhuillier… - Journal of …, 2022 - Wiley Online Library
We conducted an absolute paleointensity survey on 74 lava flows from the Okhotsk–
Chukotka Volcanic Belt (NE Russia), emplaced 90–83 Ma toward the end of the Cretaceous …

New Paleointensity Data Suggest Possible Phanerozoic‐Type Paleomagnetic Variations in the Precambrian

SJ Lloyd, AJ Biggin, ZX Li - Geochemistry, Geophysics …, 2021 - Wiley Online Library
The state of the geomagnetic field throughout the Precambrian era is largely unknown.
Approximately 8% of global paleointensity records account for∼ 4 billion years of Earth …

Potential Bias in Volcanic Paleomagnetic Records Due To Superimposed Chemical Remanent Magnetization

VP Shcherbakov, F Lhuillier, SK Gribov… - Geophysical …, 2024 - Wiley Online Library
Volcanic rocks, preserving paleorecords of Earth's magnetic field, are essential to constrain
the working of the geodynamo, provided their primary signal was not biased. Using a …

The properties of thermochemical remanent magnetization acquired by slow laboratory cooling of titanomagnetite-bearing basalt samples from different temperatures …

SK Gribov, VP Shcherbakov, VA Tsel'movich… - Izvestiya, Physics of the …, 2021 - Springer
The experiments have been carried out on the acquisition of thermochemical remanent
magnetization (TCRM) in basalt samples containing titanomagnetite (TM) with the Curie …

Palaeomagnetic field intensity measurements from the 2.6 Ga Yandinilling dyke swarm (Western Australia)

LM Hawkins, AJ Biggin, Y Liu… - Geophysical Journal …, 2024 - academic.oup.com
Precambrian palaeointensity measurements provide fundamental constraints on the
evolution of the deep Earth. Core evolution models predict trends in dipole moment on …