Former projects:
Micromachined microphones and earphones (MEMS) :
- Capacitive, electret, piezoelectric, piezoresistive, FET, and optical microphones and earphones
Microphone arrays and beamforming
Silicon oxide and silicon nitride electrets
Electron irradiation of dielectric materials
Measuring methods for charge and polarization distributions with µm resolution (LIPP method)
Current projects:
- Polypropylene and fluoropolymer ferroelectrets
- Ferroelectrets with longitudinal and transverse piezoeffect
- Microphones, accelerometers, ultrasonic transducers
Ferroelectret and electret energy harvesters and nanogenerators