Raman spectroscopy of particles in suspension concentrated by an ultrasonic standing wave. - Stefan Radel; Johannes Schnöller; Ana Dominguez-Vidal; Bernhard Lendl; Martin Gröschl; Ewald Benes (Elektrotech. Informationstechnik, 2008)

Ultrasonic particle manipulation exploited in on-line infrared spectroscopy of (cell) suspensions. - Stefan Radel; Johannes Schnöller; Bernhard Lendl; Martin Gröschl; Ewald Benes (Elektrotech. Informationstechnik, 2008)

Influence of biomass, throughput and true electric power input on the separation efficiency of a 60 mL acoustic filter. - Stefan Radel (Elektrotech. Informationstechnik, 2009)

Utilisation of layered piezoelectric resonators for the online measurement of mass density and viscosity of fluids. - Stefan Radel; Ewald Benes (Elektrotech. Informationstechnik, 2009)