ENHANCEMENT OF COIR FIBER NORMAL INCIDENCE SOUND ABSORPTION COEFFICIENT
نویسندگان
چکیده
منابع مشابه
An alternative coefficient for sound absorption
The acoustic absorption coefficient is a number that indicates which fraction of the incident acoustic power impinging on a surface is being absorbed. The incident acoustic power is obtained by spatial integration of the incident intensity, which is (classically) defined as the time-averaged intensity associated with the incident sound field. The measurement of the effective, in situ, sound abs...
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ژورنال
عنوان ژورنال: Journal of Computational Acoustics
سال: 2012
ISSN: 0218-396X,1793-6489
DOI: 10.1142/s0218396x11004493