@inproceedings{KupnikHoVaithilingametal.2012, author = {Mario Kupnik and Min-Chieh Ho and Srikant Vaithilingam and Butrus T. Khuri-Yakub}, title = {CMUTs for air coupled ultrasound with improved bandwidth}, booktitle = {IEEE International Ultrasonics Symposium 2011, Orlando, Florida, USA, October 18-21, 2011}, pages = {592 -- 595}, year = {2012}, }