Emerging ultrasonic bioelectronics (UBEs) with wearable, implantable or highly integrated
forms enable continuous health monitoring and on-demand medical therapy at the point of …

Conformable electronics are regarded as the next generation of personal healthcare
monitoring and remote diagnosis devices. In recent years, piezoelectric‐based conformable …

Amorphous potassium sodium niobate (KNN) films were synthesized at 300° C through the
radio frequency magnetron sputtering method and subsequently crystallized by post …

Piezoelectric ultrasonic transducers have shown great potential in biomedical applications
due to their high acoustic-to-electric conversion efficiency and large power capacity. The …

Traditional solid‐state luminescent materials (eg, phosphors and microcrystalline glasses)
have attracted extensive attention due to their high energy efficiency and long lifespan …

In this paper, Lead-free based on 0.97 (K 0. 4 8 Na 0. 4 8 Li 0. 0 4)(Nb 0. 8 Ta 0. 2) O3–0.03
Bi 0. 5 Na 0. 5 TiO3 with additives La2O3 (1, 2, 3, 4 wt.%) was prepared by the solid reaction …

Piezoelectric 1-3 composite materials have become extensively utilized in diagnostic
ultrasound transducers owing to their high electromechanical coupling coefficient, low …

This study explored the synthesis and sintering of potassium sodium niobate (KNN)
nanoparticles, emphasizing morphology, crystal structure, and sintering methods. The as …

Research activities on lead-free piezoelectric materials have been ongoing for over 20
years. Generally, the applicability of the main material families is less universal than that of …

In this paper, two optimized autofocusing metasurfaces (AFMs) with different desired focal
distances are designed by using particle swarm optimization (PSO) algorithm. Based on the …