Wearable electronics have attracted attention for their potential use in constructing a human-
centered intelligent world. As one of the most promising materials for constructing high …

Polymer electrets have revealed great potential application in electromechanical devices
because of the low weight, large quasi‐piezoelectric sensitivity, and excellent flexibility. For …

Polymer dielectrics with high operation temperature (∼ 150° C) and excellent capacitive
energy storage performance are vital for electric power systems and advanced electronic …

Charge generation and charge decay are two essential factors that determine the surface
charge density of a triboelectric nanogenerator (TENG). However, research mainly focuses …

Because of their ability to show ferroelectret behavior when exposed to an external electric
field, cellular polymers have been recently considered for ferroelectret applications. These …

Global warming has led to the frequent occurrence of extreme weather events and
threatened the stable operation of the power system. The faults caused by extreme weather …

Nowadays, the demand for advanced functional materials in transducer technology is
growing rapidly. Piezoelectric materials transform mechanical variables (displacement or …

Piezoelectric cellular polymers have been improved in the recent decades to compete
traditional piezoelectric materials and provide more advantages. These materials have built …

Ferroelectrets in the form of electrically charged micro-porous foams exhibit a very large
longitudinal piezoelectric coefficient d 33. The structure has hence received wide application …

Charged cellular polypropylene foams (ie, ferro-or piezoelectrets) demonstrate high
piezoelectric activity upon being electrically charged. When an external electric field is …