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Erik Nilsson, Sylvain Ménard, Delphine Bard Hagberg and Nikolaos-Georgios Vardaxis
Sound reduction is complex to estimate for acoustical treatments on ventilation ducts through walls. Various acoustical treatments are available for ventilation ducts, including internal lining (absorption along the inner perimeter), external lagging (ex...
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Mohamad Bader Eddin, Sylvain Ménard, Delphine Bard Hagberg, Jean-Luc Kouyoumji and Nikolaos-Georgios Vardaxis
The artificial neural networks approach is applied to estimate the acoustic performance for airborne and impact sound insulation curves of different lightweight wooden floors. The prediction model is developed based on 252 standardized laboratory measure...
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Erik Nilsson, Nikolaos-Georgios Vardaxis, Sylvain Ménard and Delphine Bard Hagberg
Ventilation ducts can have a negative effect on the sound reduction index between two rooms if they pass through the dividing structure without treatments. The overall sound reduction of a ventilation duct is dependent on several factors including the tr...
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Rodrigo Munoz-Alpizar, Radenko Pavlovic, Michael D. Moran, Jack Chen, Sylvie Gravel, Sarah B. Henderson, Sylvain Ménard, Jacinthe Racine, Annie Duhamel, Samuel Gilbert, Paul-André Beaulieu, Hugo Landry, Didier Davignon, Sophie Cousineau and Véronique Bouchet
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