Not so, if you use a pair of specialised ultrasonic transducer arrays to move the air instead! (Video, embedded below) Three banks of thrusters provide a 180 degree steerable net force Details are ...

More information: Jaewoo Kim et al, Enhanced dual-mode imaging: Superior photoacoustic and ultrasound endoscopy in live pigs ...

This interconversion between mechanical and electrical energy makes piezoelectric ... Piezoelectric crystals are the core components of ultrasonic transducers, which generate and detect high-frequency ...

The MVUS01 ultrasound transducer interface is the first generation of high-voltage (HV) ultrasound ASICs intended for portable medical imaging probes and other markets. The chip supports pulsing ...