Art

J-GLOBAL ID：201802224987623746   Reference number：18A2209996

Effect of absorption treatment with band-shaped absorber inside closed narrow rooms

閉じた狭い部屋内の帯状吸収体による吸収処理効果

Author (3)： Asakura Takumi (Tokyo University of Science) ,  Yashima Wataru (Tokyo University of Science) ,  Satoh Fumiaki (Chiba Institute of Technology)
Material： Acoustical Science and Technology (Web)  (Acoust Sci Technol (Web))
Volume： 39  Issue： 6  Page： 440-443(J-STAGE)  Publication year： 2018 
JST Material Number： U0399A  ISSN： 1347-5177  Document type： Article
Article type： 短報  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *sound effect ,  *finite difference time domain method ,  absorber ,  Time ,  *reverberation ,  acoustical design ,  *architectural acoustics ,  room ,  acoustic wave absorption ,  reverberation time ,  *room acoustics

Author keywords (3)： Band-shaped absorption ,  Finite-difference time-domain method ,  Reverberation time

JST classification (1)： Architectural acoustics  (BB03080J)

Reference (5)：

• 1) D. Fitzroy, ``Reverberation formula which seems to be more accurate with nonuniform distribution of absorption,'' J. Acoust. Soc. Am., 31, 893-897 (1959).
• 2) Y. Yasuda, A. Ushiyama, S. Sakamoto and H. Tachibana, ``Experimental and numerical studies on reverberation characteristics in a rectangular room with unevenly distributed absorbers,'' <i>Acoust. Sci. & Tech.</i>, <b>27</b>, 366-374 (2006).
• 3) D. Caballol and A. P. Raposo, ``Acoustic absorption increase prediction by placing absorbent material in pieces,'' Appl. Acoust., 113, 185-192 (2016).
• 4) K. S. Yee, ``Numerical solution of initial boundary value problems involving Maxwell's equations in isotropic media,'' IEEE Trans. Antennas Propag., AP-14, 302-307 (1966).
• 5) D. Botteldooren, ``Finite-difference time-domain simulation of low-frequency room acoustic problems,'' J. Acoust. Soc. Am., 98, 3302-3308 (1995).

Terms in the title (2)： 部屋 ,  吸収体