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Supakorn Harnsoongnoen, Saksun Srisai, Pongsathorn Kongkeaw and Tidarat Rakdee
This study presents an innovative methodology to augment the accuracy of gravitational acceleration (g) measurements in free fall experiments. Employing smartphones and integrating mechanical switches, our approach utilizes a built-in microphone for prec...
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Pavel Makeev, Yuri Ignatkin and Alexander Shomov
Numerical studies of the aerodynamic characteristics of the coaxial main rotor of the Kamov Ka-32 helicopter in steep descent modes, including the area of the vortex ring state (VRS) modes, have been performed. Used in this paper is an original free vort...
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Yuriy N. Savchenko, Georgiy Y. Savchenko and Yuriy A. Semenov
Cavity flow around a wedge with rounded edges was studied, taking into account the surface tension effect and the Brillouin?Villat criterion of cavity detachment. The liquid compressibility and viscosity were ignored. An analytical solution was obtained ...
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Wei Liu, Lilun Zhang, Yongxian Wang, Xinghua Cheng and Wenbin Xiao
Acoustic particle velocities can provide additional energy flow information of the sound field; thus, the vector acoustic model is attracting increasing attention. In the current study, a vector wavenumber integration (VWI) model was established to provi...
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