A comparison of three methods to calculate the surface impedance and absorption coefficient from measurements under free field or in situ conditions

Acta Acustica united with Acustica

Volumn 97, Issue 6, 2011, Pages 1025-1033

  Brandão, Eric ^a   Tijs, Emiel ^b   Lenzi, Arcanjo ^c   De Bree, Hans Elias ^b  

^a FEDERAL UNIVERSITY OF SANTA MARIA   (Brazil)

^b Microflown Technologies Arnhem School of Automotive Engineering   (Netherlands)

^c FEDERAL UNIVERSITY OF SANTA CATARINA   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

ABSORPTION COEFFICIENTS; CALCULATION METHODS; FREE FIELDS; IN-SITU; PLANE WAVE APPROXIMATION; REACTIVE SURFACES; REFLECTED WAVES; SEMI-ANECHOIC CHAMBERS; SPHERICAL WAVES; SURFACE IMPEDANCES;

ACOUSTIC FIELDS; ELASTIC WAVES; NUMERICAL METHODS;

BOUNDARY ELEMENT METHOD;

EID: 81055137133     PISSN: 16101928     EISSN: None     Source Type: Journal    
DOI: 10.3813/AAA.918482     Document Type: Article

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