Published in JFST
Following paper was published.
Generation of aerodynamic sound around an expanding pipe with orifice plates
Manato KAWAI, Kenji KAWASAKI, Ichiro YAMAGIWA, Katsumi TESHIMA, Takashi KURAISHI, Hiroshi YOKOYAMA
Journal of Fluid Science and Technology Vol. 20 No. 1
https://www.jstage.jst.go.jp/browse/jfst/list/-char/en