Results 101 to 110 of about 72,692 (306)

Effect of impact angles on ejecta and crater shape of aluminum alloy 6061-T6 targets in hypervelocity impacts

open access: yesEPJ Web of Conferences, 2012
The effect of the impact angle of projectiles on the crater shape and ejecta in thick aluminum alloy targets was investigated in hypervelocity impacts.
Hayashi K., Nishida M., Ito Y.
doaj   +1 more source

The interaction of core-collapse supernova ejecta with a companion star

open access: yes, 2015
The progenitors of many CCSNe are expected to be in binary systems. After the SN explosion, the companion may suffer from mass stripping and be shock heated as a result of the impact of the SN ejecta.
Izzard, Robert G.   +6 more
core   +1 more source

A Fluvio‐Lacustrine Environment Preserved in the Jezero Crater Inlet Channel, Neretva Vallis, Mars

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract Martian fluvial valleys provide evidence for the surface flow of liquid water, making them a key target for rover‐based investigations of ancient habitability. The Mars 2020 Perseverance rover spent ∼85 sols exploring the Bright Angel formation, exposed across the floor of Neretva Vallis: the western inlet channel of Jezero crater.
Alexander J. Jones   +31 more
wiley   +1 more source

The γ-rays that accompanied GW170817 and the observational signature of a magnetic jet breaking out of NS merger ejecta [PDF]

open access: yes, 2017
We present the first relativistic MHD numerical simulation of a magnetic jet that propagates through and emerges from the dynamical ejecta of a binary neutron star merger.
O. Bromberg   +4 more
semanticscholar   +1 more source

Optical Characterization of the DART Impact Plume: Importance of Realistic Ejecta Scattering Properties

open access: yesThe Planetary Science Journal, 2023
The Double Asteroid Redirection Test (DART) mission will impact the moon Dimorphos of the (65803) Didymos binary and demonstrate the kinetic impactor technique for planetary defense.
Ramin Lolachi   +3 more
doaj   +1 more source

Dancing ejecta

open access: yesJournal of Fluid Mechanics
Splashing of impacting drops produces a myriad of secondary spray droplets, which generate aerosols during rain on the ocean and can cause health hazards during the spraying of pesticides or enhance the droplet transmission of disease. Determining the size and number of the finest splashed droplets is therefore of practical interest.
Yuan Si Tian   +3 more
openaire   +2 more sources

Characterization of the ejecta from NASA/DART impact on Dimorphos: observations and Monte Carlo models [PDF]

open access: green, 2023
F. Moreno   +28 more
openalex   +1 more source

Craters and Lunar Lua (Pits/Skylights) in Mare Tranquillitatis and Marius Hills Reveal Variations in Protolith Properties

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract We investigated the regolith parent rock (“protolith”) properties of Mare Tranquillitatis and Marius Hills on the Moon, utilizing lunar pit craters (“lua”) to contextualize observations of rock abundance and crater degradation. We discovered a significant difference in underlying materials: the region around the Tranquillitatis lua is ...
E. S. Costello   +5 more
wiley   +1 more source

The Neoproterozoic Throssell Range Group, Western Australia: A Peri‐Marginal Continental Basin in Rodinia and Its Implications for the Centralian Superbasin

open access: yesBasin Research, Volume 38, Issue 1, January–February 2026.
This study of recent exploration drillcore reveals two sequences separated by a disconformity. Basal alluvial fan to shallow marine lithofacies suggest reactivation of basement faults, and a distinct upwelling signature points to a flooded margin, controlled by differential subsidence of diverse Proterozoic lithosphere.
Ross B. Campbell   +9 more
wiley   +1 more source

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