Blar i Bergen Open Research Archive på forfatter "Frøysa, Kjell-Eivind"
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Acoustic Methods for Obtaining the Pressure Reflection Coefficient from a Buffer Rod Based Measurement Cell
Bjørndal, Erlend; Frøysa, Kjell-Eivind (Peer reviewed; Journal article, 2008-08-08)The known acoustic methods for obtaining the pressure reflection coefficient from a buffer rod based measurement cell are presented, along with 2 new generic approaches for measuring the pressure reflection coefficient ... -
Linear and weakly nonlinear propagation of a pulsed sound beam
Frøysa, Kjell-Eivind (Department of Applied Mathematics report, Research report, 1991-06) -
A Novel Approach to Acoustic Liquid Density Measurements Using a Buffer Rod Based Measuring Cell
Bjørndal, Erlend; Frøysa, Kjell-Eivind; Engeseth, Svein-Atle (Peer reviewed; Journal article, 2008-08-08)A new method for measuring the pressure reflection coefficient in a buffer rod configuration is presented, together with experimental results for acoustic measurements of the liquid density, based on the measurement of the ...