{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Kletetschka G"],"funding":["Ministry of Education, Youth and Science","Grantová Agentura České Republiky"],"pagination":["22466"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8599688"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["11(1)"],"pubmed_abstract":["The shock exposure of the Santa Fe's impact structure in New Mexico is evidenced by large human-size shatter cones. We discovered a new magnetic mechanism that allows a magnetic detection of plasma's presence during the impact processes. Rock fragments from the impactites were once magnetized by a geomagnetic field. Our novel approach, based on Neel's theory, revealed more than an order of magnitude lower magnetizations in the rocks that were exposed to the shockwave. Here we present a support for a newly proposed mechanism where the shock wave appearance can generate magnetic shielding that allow keeping the magnetic grains in a superparamagnetic-like state shortly after the shock's exposure, and leaves the individual magnetized grains in random orientations, significantly lowering the ov"],"journal":["Scientific reports"],"pubmed_title":["Plasma shielding removes prior magnetization record from impacted rocks near Santa Fe, New Mexico."],"pmcid":["PMC8599688"],"funding_grant_id":["LTAUSA 19141","20-08294S"],"pubmed_authors":["Kletetschka G","Kavkova R","Ucar H"],"additional_accession":[]},"is_claimable":false,"name":"Plasma shielding removes prior magnetization record from impacted rocks near Santa Fe, New Mexico.","description":"The shock exposure of the Santa Fe's impact structure in New Mexico is evidenced by large human-size shatter cones. We discovered a new magnetic mechanism that allows a magnetic detection of plasma's presence during the impact processes. Rock fragments from the impactites were once magnetized by a geomagnetic field. Our novel approach, based on Neel's theory, revealed more than an order of magnitude lower magnetizations in the rocks that were exposed to the shockwave. Here we present a support for a newly proposed mechanism where the shock wave appearance can generate magnetic shielding that allow keeping the magnetic grains in a superparamagnetic-like state shortly after the shock's exposure, and leaves the individual magnetized grains in random orientations, significantly lowering the ov","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Nov","modification":"2026-03-16T15:11:19.351Z","creation":"2022-02-11T13:02:08.963Z"},"accession":"S-EPMC8599688","cross_references":{"pubmed":["34789763"],"doi":["10.1038/s41598-021-01451-8"]}}