Results 61 to 70 of about 31,616 (294)
Advanced Materials, EarlyView.A fully flexible ion‐gel‐gated graphene‐channel transistor driven by a triboelectric nanogenerator enables self‐powered tactile sensing and synaptic learning. Mimicking spike‐rate‐dependent plasticity, the device exhibits frequency‐selective potentiation and depression, supporting rate‐coded neuromorphic computation even under flex.
Hanseong Cho +3 more
wiley +1 more source
Energy harvesting from vehicular traffic over speed bumps: A review [PDF]
, 2018 Energy used by vehicles to slow down in areas of limited speed is wasted. A traffic energy-harvesting device (TEHD) is capable of harvesting vehicle energy when passing over a speed bump. This paper presents a classification of the different technologies
Blanco-Fernandez, E. +3 more
core +3 more sources
Advanced Materials, EarlyView.Metasurface‐engineered NC‐TENG arrays integrate tactile pressure mapping, non‐contact gesture sensing, and acoustic signal readouts in one ultrathin module, and outperforms pristine PDMS in terms of electrical output and real‐time spatial mapping for next‐gen wearables.
Injamamul Arief +12 more
wiley +1 more source
Factors Affecting the Behaviour of Piezoelectric Ceramic Membrane of a System
Diyala Journal of Engineering Sciences, 2022 Energy harvesting is a top research topic right now, as the entire world seeks green energy as an alternative source. The power (voltage) extracted from the piezoelectric system was optimized.
Zaid Inam Ghafel, Ekhlas E. Kader
doaj +1 more source
Advanced Materials, EarlyView.This review highlights recent advances in electrospun nanofiber‐based triboelectric nanogenerators, emphasizing how material design, fiber architecture, and interface engineering collectively enhance output performance and mechanical durability. Key developments in porous, aligned, core‐shell, and hierarchical nanofibers are discussed alongside ...
MD Fajla Rabbi +3 more
wiley +1 more source
Journal of Low Power Electronics and Applications, 2017 Piezoelectric vibration based energy harvesting systems have been widely utilized and researched as powering modules for various types of sensor systems due to their ease of integration and relatively high energy density compared to RF, thermal, and ...
Taeho Oh +3 more
doaj +1 more source
Energies, 2022 Piezoelectric energy harvesting from roadways, which converts ambient vibration energy of roads into electric energy, has a wide range of potential applications in intelligent transportation systems.
Yangyang Zhang +3 more
doaj +1 more source
Model and design of a double frequency piezoelectric resonator [PDF]
, 2013 A novel design of a multifrequency mechanical resonator with piezoelectric materials for energy harvesting is presented. The electromechanical response is described by a finite element model, which predicts the output voltage and the generated ...
Amati, Nicola +4 more
core
Advanced Materials, EarlyView.ABSTRACT Piezocatalytic hydrogen evolution enables the conversion of mechanical energy into chemical fuels, but its efficiency is constrained by a trade‐off between piezoelectric polarization and electronic conductivity. Strong piezoelectric polarization is essential for sufficient driving force, yet highly polar materials typically suffer from poor ...
Chongyan Hao +13 more
wiley +1 more source
Mokslas: Lietuvos Ateitis, 2015 The article gives an overview of the problems and solutions related to energy harvesting systems used for power supply of low power electronics systems.
Andrius Čeponis, Dalius Mažeika
doaj +1 more source