- Since August 2012, team leader of the group for air-coupled ultrasonic testing, occasionally including immersion testing and high-temperature transducers- Acquisition and management of research projects in cooperation with industry partners, financed by German funding programmes MNPQ, ZIM, VIP, TTP Leichtbau and DFG- Development of air-coupled ultrasonic transducers based on ferroelectrets (charged cellular polymers), thermoacoustic transmitters, acoustic emission of plasma - Air-coupled testing of carbon-fibre-reinforced polymers, adhesive joints and composites used in automotive and aerospace industry - Air-coupled excitation and detection of guided waves- Air-coupled monitoring of curing of fibre-reinforced polymers using guided waves - Pulse compression, matching filters- Design of experiment and data evaluation for a round-robin trial with ultrasonic testing in nuclear power plants, a human-factor study which resulted in changes of the existing German standard for non-destructive testing in nuclear power plants (KTA 3201, KTA 3211) - Editor of "Guideline US 08 Characterization and verification of air-coupled ultrasonic probes"- Guest editor of special issue on air-coupled ultrasound of the IEEE Open Journal of Ultrasonics, Ferroelectrics and Frequency Control Society (IEEE-OJ UFFC), 2024 - Chair of the Subcommittee for Air-Coupled Ultrasonic Testing at the German Society for Non-Destructive Testing (DGZfP), 2022-today

- Design of experiment, execution and data evaluation for five trials of metal detectors used in humanitarian landmine clearance and a trial of manual demining methods - POD (probability of detection) and reliability analysis using generalized linear model with a logistic regression - Update of an international standard for test and evaluation in demining

- Analyses of value added of numerous Croatian companies and counties