Confirmation of the impact origin of the Late Ordovician Tvären impact structure (southeast Sweden) and emplacement of impactites in a marine settingOPEN ACCESS 

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Katarzyna J. Gajewska, Sanna Alwmark, Mikael Calner, Sylvain Richoz, Jens Ormö, Erik Sturkell, Carl Alwmark MAPS, Version of Record online: 11 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Tvären structure in southeastern Sweden has…

On critical observations that constrain models of terrestrial hypervelocity impact craters

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Michael R. Dence Meteoritics & Planetary Science doi: 10.1111/maps.12822 Version of record online: 2 February 2017 LINK “Impact structures in the crystalline rocks of the Canadian Shield range over two orders of magnitude in size…

The two Suvasvesi impact structures, Finland: Argon isotopic evidence for a “false” impact crater doublet.

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Schmieder, M., Schwarz, W. H., Trieloff, M., Buchner, E., Hopp, J., Tohver, E., Pesonen, L. J., Lehtinen, M., Moilanen, J., Werner, S. C. and Öhman, T. Meteoritics & Planetary Science. doi: 10.1111/maps.12636 LINK “The two…

Nanosecond formation of diamond and lonsdaleite by shock compression of graphite

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D. Kraus, A. Ravasio, M. Gauthier, D. O. Gericke, J. Vorberger, S. Frydrych, J. Helfrich, L. B. Fletcher, G. Schaumann, B. Nagler, B. Barbrel, B. Bachmann, E. J. Gamboa, S. Göde, E. Granados, G. Gregori,…

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