Results 281 to 290 of about 141,345 (348)

Self‐powered triboelectric‐electromagnetic composite sensor based on Kresling structure for AIoT‐assisted rehabilitation applications

open access: yesInfoMat, EarlyView.
This work introduces a self‐powered rehabilitation sensor using a Kresling‐structured TPU substrate with integrated TENGs and EMGs for high‐sensitivity motion detection. By combining AIoT technologies and machine learning, it enables immersive, personalized rehabilitation with over 98% accuracy in identity verification, limb and wrist motion monitoring,
Liang Xu   +8 more
wiley   +1 more source

Multifunctional Chiral 2D Lead Halide Perovskites with Circularly Polarized Photoluminescence and Piezoelectric Energy Harvesting Properties.

ACS Nano, 2022
Introducing the chiral spacers to two-dimensional (2D) lead halide perovskites (LHPs) enables them to exhibit circularly polarized photoluminescence (CPPL), which could have applications in chiral-optics and spintronics.
Yan Qin   +11 more
semanticscholar   +1 more source

Enhancing power output of piezoelectric energy harvesting by gradient auxetic structures

Applied Physics Letters, 2022
In this Letter, a method is proposed to increase the power output of piezoelectric energy harvesting via gradient auxetic structures. This method is validated through a gradient auxetic piezoelectric energy harvester, which combines a cantilever beam and
Keyu Chen   +5 more
semanticscholar   +1 more source

Wind energy harvesting with a piezoelectric harvester [PDF]

open access: possibleSmart Materials and Structures, 2013
An energy harvester comprising a cantilever attached to piezoelectric patches and a proof mass is developed for wind energy harvesting, from a cross wind-induced vibration of the cantilever, by the electromechanical coupling effect of piezoelectric materials. The vibration of the cantilever under the cross wind is induced by the air pressure owing to a
Quan Wang   +3 more
openaire   +1 more source

Ionic Liquid-Assisted 3D Printing of Self-Polarized β-PVDF for Flexible Piezoelectric Energy Harvesting.

ACS Applied Materials and Interfaces, 2021
Three-dimensional (3D) printing technologies have unparalleled advantages in constructing piezoelectric devices with three-dimensional structures, which are conducive to improving the efficiency of energy harvesting. Among them, fused deposition modeling
Xingang Liu   +3 more
semanticscholar   +1 more source

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