Thermoacoustic phased-array radiators – Theory, characteristics, and applications by Daniel Hufschläger, Dirk Gohlke, Matthias Weise, Klaas Bente, Mate Gaal

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Broadband Air-Coupled Ultrasound Emitter and Receiver Enable Simultaneous Measurement of Thickness and Speed of Sound in Solids by Klaas Bente, Janez Rus, Hubert Mooshofer, Mate Gaal, Christian Ulrich Grosse

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Phased array probes for air-coupled ultrasonic testing based on cellular polymer by Mate Gaal, Daniel Hufschläger, Dirk Gohlke, Matthias Weise, Detlef Ilse, Wolfgang Hillger, Artur Szewieczek

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