Identification technology based on biometrics is a branch of research that employs the
unique individual traits of humans to authenticate identity, which is the most secure method …

In the past decade, acoustics at the nanoscale (ie, nanoacoustics) has evolved rapidly with
continuous and substantial expansion of capabilities and refinement of techniques …

While fingerprint technology has been widely used in mobile devices for user identification,
the existing fingerprint sensors can only capture 2D images of the fingerprint and are thus …

In this study, a novel singular third order perturbed delay differential model (STO-PDDM) is
designed with its two types using the traditional Lane-Emden model. The descriptions of …

The use of fingerprint for biometric identification is one of the most prevalent authentication
methods applied today in smartphones. In the course of pursuing narrow-bezel and full …

In the past decade, acoustics at the nanoscale (ie, nanoacoustics) has evolved rapidly with
continuous and substantial expansion of capabilities and refinement of techniques …

Compared with planar transducers, focused transducers have higher ultrasound intensity
and better lateral resolution in the focal zone. At present, the matching layer materials for …

Under-display ultrasonic fingerprint imaging presents a promising approach for smart
terminal device authentication, which requires ultrasonic waves to penetrate organic light …

The number of consumer electronics devices integrating piezoelectric (PE) transducers as
flat-panel loudspeakers has recently experienced a steep increase. Being very thin, in fact …

Nanocellulose has been used as a promising material in electronic devices for its great
advantages of low cost, wide source, renewability, and biodegradability. However, the low …