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Technical Papers and Presentations 2017

Prediction of non-acoustical parameters for fibrous porous materials with using numerical fluid analysis

-Part Ⅳ. Prediction of the parameters under compression or dilatation-

K. Hirosawa and H.Nakagawa
Proc. Spring Meet. Acoust Soc. Jpn., (2017.3)

Prediction of non-acoustical parameters for fibrous porous materials with using numerical fluid analysis

-Part V. Influence of fiber cross-sectional shapes on acoustical efficiency-

Kunikazu Hirosawa
Proc. Autumn Meet. Acoust Soc. Jpn., (2017.9)