@inproceedings{KonetzkeRutschHoffmannetal.2015, author = {Eric Konetzke and Matthias Rutsch and Maik Hoffmann and Alexander Unger and Ren{\´e} Golinske and Dirk Killat and Sivaram Nishal Ramadas and Steve Dixon and Mario Kupnik}, title = {Phased array transducer for emitting 40-kHz air-coupled ultrasound without grating lobes}, booktitle = {Proceedings, IEEE International Ultrasonics Symposium (IUS), 21 Oct - 24 Oct 2015}, doi = {10.1109/ULTSYM.2015.0019}, year = {2015}, }