Delivery of DART Impact Ejecta to Mars and Earth: Opportunity for Meteor ObservationsOPEN ACCESS
Eloy Peña-Asensio, Michael Küppers, Josep M. Trigo-Rodríguez, Albert Rimola Draft version August 7, 2024 PDF (OPEN ACCESS) “NASA’s DART and ESA’s Hera missions offer a unique opportunity to investigate the delivery of impact ejecta to…
Proximal ejecta of the putative parent impact crater for Australasian tektites at the Bolaven Plateau / Reply to Mizera and Strunga: Evidence for the Bolaven impact crater and its ejectaOPEN ACCESS
Jiří Mizera and Vladimír Strunga PNAS, May 13, 2024LETTER LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Sieh et al. (Proximal ejecta of the Bolaven extraterrestrial impact, southern Laos ) support their hypothesis locating the parent impact crater…
Proximal ejecta of the Bolaven extraterrestrial impact, southern LaosOPEN ACCESS
Kerry Sieh, Dayana Schonwalder Angel, Jason Herrin, Brian Jicha, Brad Singer, Vanpheng Sihavong, Weerachat Wiwegwin, Nathanael Wong, and Jia Yong Quah PNAS, received June 19, 2023; accepted October 24, 2023December 4, 2023, 120 (50) LINK…
Ejecta from the DART-produced active asteroid DimorphosOPEN ACCESS
Jian-Yang Li, Masatoshi Hirabayashi,Tony L. Farnham, Jessica M. Sunshine, Matthew M. Knight, Gonzalo Tancredi, Fernando Moreno, Brian Murphy, Cyrielle Opitom, Steve Chesley, Daniel J. Scheeres, Cristina A. Thomas, Eugene G. Fahnestock, Andrew F. Cheng, Linda…
Microscopic impactor debris at Kamil Crater (Egypt): the origin of the Fe-Ni oxide spherules
L. Folco, L. Carone, M. D’Orazio, C. Cordier, M.D.Suttle, M. van Ginneken, M. Masotta Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 1 July 2022 LINK “Kamil crater (Egypt) is a natural laboratory for…
Meteorites that produce K-feldspar-rich ejecta blankets correspond to mass extinctionsOPEN ACCESS
M.J. Pankhurst, C.J. Stevenson and B.C. Coldwell Journal of the Geological Society, 1 December 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteorite impacts load the atmosphere with dust and cover the Earth’s surface with debris. They…
Noble gas exposure ages of samples from Cone and North Ray craters: Implications for the recent lunar cratering chronology
Evelyn Füri, Laurent Zimmermann, Harald Hiesinger Meteoritics & Planetary Science LINK “Cosmic ray exposure (CRE) ages of rocks that were ejected by the impacts that created Cone and North Ray craters provide two crucial calibration…
Ejecta distribution from impact craters on Ryugu: Possible origin of the bluer units
Naoyuki Hirata, Ren Ikeya IcarusIn Press, Journal Pre-proof, Available online 15 April 2021 LINK “Highlights • We calculated the distribution of ejecta blankets from actual craters on Ryugu.• Ejecta emplacement could explain the bluish color…
Shocked quartz in distal ejecta from the Ries impact event (Germany) found at ~ 180 km distance, near Bernhardzell, eastern SwitzerlandOPEN ACCESS
Sanna Holm-Alwmark, Carl Alwmark, Ludovic Ferrière, Matthias M. M. Meier, Sofie Lindström, Gavin G. Kenny, Emma Sheldon, Günter Schweigert, Christoph Spötl, Martin J. Whitehouse & Beda A. Hofmann Scientific Reports 11 , 1–15 LINK (OPEN…
Jetting during oblique impacts of spherical impactors
Shigeru Wakita, Brandon Johnson, C. Adeene Denton, Thomas M.Davison IcarusAvailable online: 8 February 2021 LINK “Highlights • We examine the efficiency of jetting during oblique impacts.• Oblique impacts produce more jetted ejecta than vertical impacts.•…
Are hypervelocity impacts able to produce chondrule-like ejecta?
Clément Ganino, Guy Libourel, Akiko M. Nakamura, Patrick Michel Planetary and Space Science In Press, Accepted Manuscript, Available online 19 June 2019 LINK “Highlights • Silicate ejecta formed in impact experiment have several similarities with…
Discovery of a meteoritic ejecta layer containing unmelted impactor fragments at the base of Paleocene lavas, Isle of Skye, ScotlandOPEN ACCESS
Simon M. Drake; Andrew D. Beard; Adrian P. Jones; David J. Brown; A. Dominic Fortes; Ian L. Millar; Andrew Carter;Jergus Baca; Hilary Downes Geology (2017) DOI:https://doi.org/10.1130/G39452.1 Published: December 12, 2017 LINK (OPEN ACCESS) PDF (OPEN…
Zhamanshin astrobleme provides evidence for carbonaceous chondrite and post-impact exchange between ejecta and Earth’s atmosphereOPEN ACCESS
Tomáš Magna, Karel Žák, Andreas Pack, Frédéric Moynier, Bérengère Mougel, Stefan Peters, Roman Skála, Šárka Jonášová, Jiří Mizera & Zdeněk Řanda Nature Communications 8, Article number: 227 (2017) doi:10.1038/s41467-017-00192-5 Published online: 09 August 2017 LINK…
Chromium isotope evidence in ejecta deposits for the nature of Paleoproterozoic impactorsOPEN ACCESS
Berengere Mougel, Frederic Moynier, Christa Gopel, Christian Koeberl PDF (OPEN ACCESS) abstract “Non-mass dependent chromium isotopic signatures have been successfully used to determine the presence and identification of extra-terrestrial materials in terrestrial impact rocks. Paleoproterozoic…
High-resolution studies of double-layered ejecta craters: Morphology, inherent structure, and a phenomenological formation model
Wulf, G. and Kenkmann, T. (2015) Meteoritics & Planetary Science. doi: 10.1111/maps.12416 LINK
The Steinheim Basin impact crater (SW-Germany) – where are the ejecta?
Elmar Buchner, Martin Schmieder Icarus available online 5 January 2015 doi:10.1016/j.icarus.2014.12.026 PDF DOWNLOAD LINK (open access) LINK
Biomass preservation in impact melt ejecta
Martins Z, Price MC, Goldman N, Sephton MA and Burchell MJ (2013) Nature Geoscience 6, 1045–1049 (2013) doi:10.1038/ngeo1930 LINK (abstract)
