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en línea
Evan Green and Eckhard Kahle    
In musical perception, a proportion of the reflected sound energy arriving at the ear is not consciously perceived. Investigations by Wettschurek in the 1970s showed the detectability to be dependent on the overall loudness and direction of arrival of re... ver más
Revista: Acoustics    Formato: Electrónico

 
en línea
Kuen Wai Ma, Hai Ming Wong and Cheuk Ming Mak    
Occupational noise is unavoidably produced from dental equipment, building facilities, and human voices in the dental environment. The purpose of this study was to investigate the effect of occupational noise exposure on the dental professionals? health ... ver más

 
en línea
Erik M. Salomons and Sabine A. Janssen    
In environmental noise control one commonly employs the A-weighted sound level as an approximate measure of the effect of noise on people. A measure that is more closely related to direct human perception of noise is the loudness level. At constant A-wei... ver más

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