Results 231 to 240 of about 146,771 (344)

Vertical profiling of shock attenuation at the Rochechouart impact structure, France

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Rochechouart, south‐west France, is a complex impact structure. Here, we present the first report of shock barometry of quartz from what are likely parautochthonous basement units at depth, based on samples from the 2017 C.I.R.I.R drilling campaign. The crystallographic orientations of 725 sets of PDFs in 512 quartz grains in samples from four
P. Struzynska   +4 more
wiley   +1 more source

Synthesis of Lophine-Modified Magnetite Nano-LEGO Blocks. [PDF]

open access: yesACS Omega
Iwamura T   +6 more
europepmc   +1 more source

Graphite crystallinity and thermal record in Campo del Cielo IAB iron meteorite: A window into impact processing on a chondritic body

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract The Campo del Cielo iron meteorite (IAB‐MG) provides a unique window into early solar system processes, particularly the formation and evolution of carbon phases in non‐magmatic iron meteorites. In this study, we conducted a systematic nanostructural investigation of three distinct graphite occurrences—cliftonite (type I), interstitial ...
Xiao Tian Deng   +8 more
wiley   +1 more source

DAFS analysis of magnetite

open access: yesJournal of Synchrotron Radiation, 1999
A I, Frenkel   +3 more
openaire   +2 more sources

A geophysical investigation of the Roter Kamm impact crater, Namibia

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract The Roter Kamm impact crater is located in the southern Namib Desert. The crater has a diameter of 2.5 km and belongs to the category of simple, bowl‐shaped impact craters, with an elevated rim of fractured target rock. The crater's interior is completely buried beneath sediments, preventing extensive surface investigations of the bedrock ...
Hannah Nienhaus   +6 more
wiley   +1 more source

Benzalkonium Chloride-Coated Iron Oxide Nanoparticles: Cytotoxic Potential on Murine Leydig Cells (TM3). [PDF]

open access: yesACS Omega
Viana PIM   +12 more
europepmc   +1 more source

Rapid terrestrial weathering of the CI1 carbonaceous chondrite find Oued Chebeika 002

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Alteration of historic CI1 meteorite falls during their curation demonstrates the susceptibility of smectite‐rich carbonaceous chondrites to terrestrial exposure. The discovery of Oued Chebeika 002 in Morocco in June 2024 presents a unique opportunity to document the earliest stages of weathering of a CI1 find.
Martin R. Lee, Jasper Glazer
wiley   +1 more source

On the Reduction of Magnetite with Hydrogen

open access: diamond, 1974
Tadashi Chida   +2 more
openalex   +2 more sources

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