Results 161 to 170 of about 131,276 (280)

A primitive asteroid that lived fast and died young sampled by a xenolith in the Cold Bokkeveld CM2 carbonaceous chondrite

open access: yesMeteoritics &Planetary Science, Volume 60, Issue 3, Page 464-483, March 2025.
Abstract Xenoliths in carbonaceous chondrites include lithologies that are unrepresented in the meteorite record and so are a rich source of information on asteroid diversity. Cold Bokkeveld is a CM2 regolith breccia that contains both hydrous and anhydrous lithic clasts. Here, we describe a hydrous clast with a fine‐grained rim.
Martin R. Lee   +3 more
wiley   +1 more source

Pairing relationships of howardites, eucrites and diogenites (HED) from the Miller Range ice fields, Antarctica

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract We reevaluated pairing relationships among 56 Antarctic howardites, eucrites, and diogenites (HED) from the Miller Range ice fields (MIL) based on new measurements of cosmogenic radionuclides and bulk composition of 28 HED samples and one HED‐related dunite.
Kees C. Welten   +5 more
wiley   +1 more source

Extracting information content on radiation risks from the receiver perspective: Examining Fukushima residents 10 years after the Fukushima nuclear reactor accident

open access: yesRisk Analysis, EarlyView.
Abstract The purpose of this study was to clarify how more useful information could be provided to Fukushima Prefecture residents (below, information “receivers”), who are still anxious about radiation risks 10 years after the Fukushima Nuclear Reactor accident.
Motoko Kosugi   +2 more
wiley   +1 more source

Mining an Anthropocene in Japan: On the making and work of geological imaginaries

open access: yesTransactions of the Institute of British Geographers, EarlyView.
Short Abstract This article addresses how the lithic and the drift might be reworked as an Anthropocene material outside of a chronostratigraphy. Revisiting the finding of a floating fern fossil at the Hashima mine, we delve into a complex array of Geological imaginaries, and undertake our own speculative work.
Deborah P. Dixon   +2 more
wiley   +1 more source

Neural Networks Predicting Submesoscale Tracer Dispersion

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 2, Issue 3, September 2025.
Abstract In this paper we examine the possibility of directly predicting passive tracer dynamics from flow fields. We use a two‐vertical‐mode model for generating flows ranging from low to high Rossby numbers and advect the passive tracer with such flows. While typically tracer dynamics are obtained by time integrating a tracer advection equation, here
Mayank Kumar Bijay, Jim Thomas
wiley   +1 more source

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