Results 211 to 220 of about 458,052 (359)

Metallic messengers from the cosmos: Rare (Al,Cu)‐bearing meteorites from the Project Stardust collection

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract We report the discovery of (Al,Cu)‐bearing metallic alloys in two micrometeorites found in the Project Stardust collection gathered from urban rooftop environments in Norway. Most of the alloys are the same as those found in the Khatyrka meteorite and other micrometeorites, though one has a composition that has not been reported previously ...
Luca Bindi   +9 more
wiley   +1 more source

Quantum sensing for NASA science missions. [PDF]

open access: yesEPJ Quantum Technol
Mercer CR   +6 more
europepmc   +1 more source

Olivine–gabbroic shergottites: A petrogenetic link between poikilitic and gabbroic shergottites

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Shergottites span a textural, mineralogical, and geochemical range, and finding links between the various petrologic and geochemical groups is of great interest as it provides insight into the conditions of the Martian interior. Here, we compare the texture, mineralogy, mineral chemistry, and geochemistry of REE‐enriched intrusive shergottite ...
S. Benaroya, J. Gross
wiley   +1 more source

Achieving GPT-4o level performance in astronomy with a specialized 8B-parameter large language model. [PDF]

open access: yesSci Rep
de Haan T   +8 more
europepmc   +1 more source

A feasibility assessment of micromill sampling for Rb‐Sr and Sm‐Nd geochronology of shergottites

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Accurate dating of Martian meteorites is crucial for understanding key events in the planet's evolution. However, not all Martian meteorites are amenable to dating techniques currently in use for these rocks. The priority of sample preservation precludes mineral separation methods for low‐volume specimens, whereas the less destructive in situ ...
A. I. Sheen, C. D. K. Herd, K. T. Tait
wiley   +1 more source

Magnetar emergence in a peculiar gamma-ray burst from a compact star merger. [PDF]

open access: yesNatl Sci Rev
Sun H   +44 more
europepmc   +1 more source

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