5 articles in this issue
Yan Chen, Kai Mei, Chi-Man Wong, Dunmin Lin, Helen Lai Wa Chan and Jiyan Dai
Mn-doped 0.7BiFeO3-0.3BaTiO3 (BFO-0.3BTO+Mn 1% mol) lead-free piezoelectric ceramic were fabricated by traditional solid state reaction. The phase structure, microstructure, and ferroelectric properties were investigated. Additionally, lead-free 1–3 compo... see more
Jiaqi Wang, Andrew McDaid, Rajnish Sharma and Kean C. Aw
Ionic polymer metal composite (IPMC), of which a low actuating voltage (<5 V), high power efficiency and biocompatibility makes it a proven candidate for low power devices. However, due to its inherent nonlinear behaviour and time-variance, feedback contr... see more
Tony Lusiola, Ali Hussain, Myong Ho Kim, Thomas Graule and Frank Clemens
B-site substitution in KNN with tantalum results in a higher d33 and dielectric constant. This higher value makes KNNT interesting for lead-free actuator applications. KNNT fibers with diameters of 300 and 500 µm have been extruded and sintered at 1200 °C... see more
Ahmed Abuzaid, Meftah Hrairi and M.S.I. Shaik Dawood
The piezoelectric actuator has gained popularity over the last few years. Attention has been directed towards the study of their electromechanical response in active repair and the control of damaged structures. This has been made possible through the dev... see more
Ivan Rivera, Adrian Avila and Jing Wang
In this work, we have investigated the design, fabrication and testing of ZnO-on-SOI fourth-order contour mode disk resonators for mass sensing applications. This study aims to unveil the possibility for real-time practical mass sensing applications by us... see more