The intricacies in identifying the appropriate material system for energy storage applications
have been the biggest struggle of the scientific community. Countless contributions by …

The vision of “lead-free” instead of “lead” is growing as people pay more attention to
environmental problems, especially since performance improvement of lead-free …

Piezoelectric energy harvesters (PEHs) fabricated using piezoceramics could convert
directly the mechanical vibration energy in the environment into electrical energy. The high …

Although the ability to convert biomechanical vibrations into electric energy has been
demonstrated in organic–inorganic piezocomposites, it is challenging to improve their …

Organic contaminants have posed a direct and substantial risk to human wellness and the
environment. In recent years, piezoelectric catalysis has evolved as a novel and effective …

Harvesting mechanical energy based on piezoelectricity has attracted extensive attention,
but achieving lead-free piezoelectric nanogenerators (PENGs) with high output current is …

This study evaluated the suitability of silk fabric as a piezoelectric nanogenerator (PENG). A
PENG with excellent mechanical and electrical properties as well as biocompatibility was …

Lead-free ceramics with both high piezoelectric response and good temperature stability are
urgently demanded for electromechanical conversion devices. Unfortunately, owing to …

The influence of stress on the phase boundaries of polycrystalline lead-free perovskite (1− x)
Ba (Zr0. 2Ti0. 8) O3–x (Ba0. 7Ca0. 3) TiO3 (x= 0.4, 0.5, and 0.6) was characterized through …

Lead-free ZnTiO3 hexagonal nanocrystals prepared by a facile hydrothermal-based
synthesis process exhibit stable ferroelectricity and a high-temperature dielectric anomaly …