Additional noise reduction with diffracting elements on barriers: experimental testing

Autor: Schwanen, Wout, Mertens, Mark, Wijnant, Ysbrand, van Vliet, Willem Jan, Dare, Tyler, Bolton, Stuart, Davies, Patricia, Xue, Yutong, Ebbitt, Gordon

Publikováno v: Proceedings of INTER-NOISE 2021-2021 International Congress and Exposition of Noise Control Engineering, 2654-2664
STARTPAGE=2654;ENDPAGE=2664;TITLE=Proceedings of INTER-NOISE 2021-2021 International Congress and Exposition of Noise Control Engineering

The noise reduction of a (low) noise barrier can be enhanced by using an additional element with quarter-wavelength resonators with varying depths. The so-called WHISwall or WHIStop deflects sound upwards for specific frequencies creating an addition

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::29451b2998d9989bcc0f5873ba772a14
https://doi.org/10.3397/in-2021-2194

So what if housing research is thriving? Researchers' perceptions of the use of housing studies

Autor: VAN VLIET, WILLEM

Publikováno v: Journal of Housing and the Built Environment, 2003 Jan 01. 18(2), 183-199.

Externí odkaz: https://www.jstor.org/stable/41107120

Les années scolaires perdues

Autor: Van Vliet, Willem

Publikováno v: Population (French Edition), 1963 Jul 01. 18(3), 531-544.

Externí odkaz: https://www.jstor.org/stable/1526723

The Place of Children: Poverty and Promise.

Autor: van Vliet, Willem

Publikováno v: Children, Youth & Environments; 2022, Vol. 32 Issue 2, p145-169, 25p

Housing tenure and community participation

Autor: Ditkovsky, Orit, van Vliet, Willem

Publikováno v: Ekistics, 1984 Jul 01. 51(307), 345-348.

Externí odkaz: https://www.jstor.org/stable/43621885