Experimental verification of additively manufactured stacked multi-wedge acoustic black holes in beams for low frequency von Käfer, Max, Dohnal, Fadi, Goettgens, Valerie, Stajkovic, Janko, Brunner, Martin, Leichtfried, Gerhard

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Stacked multi-wedge acoustic black holes for low-frequency attenuation of flexible beams von Käfer, Max, Dohnal, Fadi

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The Benefit of a Multi-wedge Acoustic Black Hole at Low-frequency Mitigation von Käfer, Max, Dohnal, Fadi

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Aerosol emissions from a marine diesel engine running on different fuels and effects of exhaust gas cleaning measures von Jeong, Seongho, Bendl, Jan, Saraji-Bozorgzad, Mohammad, Käfer, Uwe, Etzien, Uwe, Schade, Julian, Bauer, Martin, Jakobi, Gert, Orasche, Jürgen, Fisch, Kathrin, Cwierz, Paul P., Rüger, Christopher P., Czech, Hendryk, Karg, Erwin, Heyen, Gesa, Krausnick, Max, Geissler, Andreas, Geipel, Christian, Streibel, Thorsten, Schnelle-Kreis, Jürgen, Sklorz, Martin, Schulz-Bull, Detlef E., Buchholz, Bert, Adam, Thomas, Zimmermann, Ralf

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