absorption coefficients


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Reverberation
. The larger the volume, the longer it takes for sound traveling at approximately 345 ms - 1 , to traverse the distances between the reflecting walls. When surfaces exposed to sound waves are highly absorbent, the rate of energy absorption by all surfaces quickly becomes equal to the rate..
Sabine's Formula
Prof. Wallace C. Sabine (1868 - 1919) of Harvard University investigated architectural acoustics scientifically, particularly with reference to reverberation time. He deduced experimentally, that the reverberation time is: directly proportional to the volume of the hall inversely proportional to th..
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