With the fast development of the fifth-generation cellular network technology (5G), the future
sensors and microelectromechanical systems (MEMS)/nanoelectromechanical systems …

The bulkiness of traditional batteries, as well as frequent charging and electronic detritus
caused by the replacement of old batteries, hinder the ability of low-powered electronic …

This paper discusses piezoelectric acoustic devices based on widely used piezoelectric
materials. Commonly used piezoelectric thin film deposition techniques and the influence of …

Piezoelectric materials have attracted considerable attention over the last two decades
because many technologies utilize their core properties of piezoelectric materials. Previous …

In recent years, Micro-Electro-Mechanical Systems (MEMS) technology has had an
impressive impact in the field of acoustic transducers, allowing the development of smart …

The signal-to-noise ratio (SNR)–governed by the sensitivity and noise–determines the
usefulness of a MEMS acoustic sensor. Low-SNR poses functional inability in a noisy …

The single-tone sound source localization (SSL) by majority of fly Ormia ochracea's ears–
inspired directional microphones leaves a limited choice when an application like hearing …

This chapter describes the historical background, basic phenomenon associated with the
piezoelectric materials. Both direct and inverse piezoelectric effect has been explained with …

Over the last decades, the sub–wavelength hearing capability of small living creatures has
been received huge attention in developing microscale biomimetic sound source …

This work describes the development of an acoustic sensor based on piezoelectric ZnO thin
film to be utilized for aero-acoustic measurements. The design of the device was carried out …