paleomagnetism

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Wearing a white lab coat, Yiming Zhang, a doctoral student at the University of California, Berkeley, sits in front of a computer screen, examining data, with a mouse in his right hand. To his left, a gray microscope with four copper-colored rings encircling the stage perches on a black table.

Diamonds Are a Paleomagnetist’s Best Friend

by Alka Tripathy-Lang 19 October 202125 October 2021

Typical paleomagnetic measurements average a sample’s signal. The quantum diamond microscope helps scientists make micrometer-scale maps of magnetism, showing where a sample locked in its magnetic signatures.

Example time slices of geomagnetic field intensity at Earth’s surface over the past 100 thousand years from the global GGF100k model

Editors' Vox

The Global Geomagnetic Field of the Past Hundred Thousand Years

by S. Panovska, M. Korte and C. G. Constable 22 July 202011 January 2022

Global data compilations and the production of time-varying paleomagnetic field models over the past hundred thousand years provide insights into geomagnetic field evolution.

From AGU Journals