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physics.flu-dyn2023
A Transfer Matrix for the Input Impedance of weakly tapered Cones as of Wind Instruments
Timo Grothe, Johannes Baumgart, Cornelis J. Nederveen
A formula for the local acoustical admittance in a conical waveguide with viscous and thermal losses given by Nederveen [(1969) Acoustical Aspects of Woodwind Instruments (Frits Kn…
physics.flu-dyn2021
Infrasound of a Wind Turbine Reanalyzed as Power Spectrum and Power Spectral Density
Johannes Baumgart, Christoph Fritzsche, Steffen Marburg
The infrasound levels due to the blade-tower interaction generated by a wind turbine in the publication by Pilger and Ceranna (JSV, Vol. 388, pp. 188-200, 2017) have to be correcte…