Kerala's Keltron secures a contract to supply 336 ultrasonic transducer elements to the Vietnamese Navy, marking a remarkale ...

Rajeev, in a Facebook post, said Keltron has been continuously winning orders from the defense sector, and the latest order ...

These regulations govern various aspects, including the materials used, design, and assembly of toys ... when the plastic parts to be joined are positioned in the welding system. The toys ultrasonic ...

State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China School of Engineering Science, University of Chinese Academy of Sciences, ...

An aspect of the KAIST design is that it does not interrupt power extraction from the piezoelectric ... vibration and ~5.7x from decaying oscillations induced by a shock for a particular 142nF 219.4Hz ...