News tagged with piezoelectric

Monolithic ultrasonic integrated circuits

Ultrasonography based on traditional bulk piezoelectric transducers has been established as an inexpensive and safe medical imaging modality. By borrowing techniques from the microelectronics industry, the performance of ...

Nov 20, 2013
5 / 5 (2) 0

Sound waves precisely position nanowires

(Phys.org) —The smaller components become, the more difficult it is to create patterns in an economical and reproducible way, according to an interdisciplinary team of Penn State researchers who, using ...

Jun 19, 2013
5 / 5 (10) 2 | with audio podcast

Smart helicopter thanks to active rotor blades

Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...

Mar 06, 2013
5 / 5 (1) 0

Nanogenerator's output triples previous record

(Phys.org)—Taking an important step forward for self-powered systems, researchers have built a nanogenerator with an ultrahigh output voltage of 209 V, which is 3.6 times higher than the previous record ...

Jan 03, 2013 feature
4.7 / 5 (13) 19 | with audio podcast