Results 71 to 80 of about 14,939 (297)

Self‐Powered Flexible Triboelectric‐Gated Ion‐Gel Transistor for Neuromorphic Tactile Sensing and Human Activity Recognition

open access: yesAdvanced 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

Nanogenerators and Nanopiezotronics [PDF]

open access: yesMicroscopy and Microanalysis, 2009
Extended abstract of a paper presented at Microscopy and Microanalysis 2009 in Richmond, Virginia, USA, July 26 – July 30 ...
openaire   +1 more source

Cerium Oxide Decorated Graphene Nanolayers Filled Polyvinylidene Fluoride Nanofibers as Optical Piezoelectric Sensors

open access: yesMacromolecular Materials and Engineering
This article introduces the fabrication of optical piezoelectric sensors using cerium oxide (CeO)‐decorated graphene nanolayers incorporated into polyvinylidene fluoride hexafluoropropylene (PVDF‐HFP) fibers.
Nour Bader   +4 more
doaj   +1 more source

2D Nanomaterials Toward Function‐Ready Superlubricity in Advanced Microsystems

open access: yesAdvanced Materials, EarlyView.
A unified framework links structural and transformation superlubricity with microsystem functions and deployment requirements. Mechanisms, device architectures, integration strategies, AI‐guided discovery, and benchmarking protocols are connected to define function‐ready superlubricity in advanced microsystems.
Yushan Geng, Jun Yang, Yong Yang
wiley   +1 more source

Research Update: Recent progress in the development of effective dielectrics for high-output triboelectric nanogenerator [PDF]

open access: yes, 2017
A new energy generating device, triboelectric nanogenerator (TENG), was discovered in 2012 and thereafter, many applications such as portable power sources and self-powered, appropriate for portable electronic devices. So far, rapid development of device
Baik, Jeong Min   +2 more
core   +2 more sources

Large‐Area 2D Metasurface‐Based Triboelectric E‐Skin Arrays: Contact & Proximity Tactile Mapping with Broadband Acoustic Readouts

open access: yesAdvanced 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

Performance analysis and application of a hybrid electromagnetic-triboelectric nanogenerator for energy harvesting

open access: yesEnergy Reports, 2022
In recent years, the possibility of harvesting the small-scale energies from the environment has been the subject of many scientific studies. Nanogenerators are emerging to be good candidates for converting the small-scale energies from the environment ...
Jelena M. Bjelica   +2 more
doaj   +1 more source

Joint energy harvesting and communication analysis for perpetual wireless nanosensor networks in the terahertz band [PDF]

open access: yes, 2012
—Wireless nanosensor networks (WNSNs) consist of nanosized communicating devices, which can detect and measure new types of events at the nanoscale. WNSNs are the enabling technology for unique applications such as intrabody drug delivery systems or ...
Ian F. Akyildiz   +2 more
core   +1 more source

Scalable and Multifunctional PAN‐MXene Composite Fibers for Thermal Management, Photothermal Conversion, Energy Harvesting, and Sensing for Wearable Applications

open access: yesAdvanced Materials, EarlyView.
Electrospun PAN‐MXene nanofibers and yarns integrate enhanced thermal conductivity, photothermal conversion, and triboelectric energy harvesting within a flexible architecture. Interconnected MXene networks promote efficient phonon transport, while their surface chemistry strengthens tribo‐negative behavior, enabling a high power density of 432.7 mW m ...
Ahmadreza Moradi   +2 more
wiley   +1 more source

Coulomb Oscillations of Indium-doped ZnO Nanowire Transistors in a Magnetic Field

open access: yes, 2010
We report on the observation of Coulomb oscillations from localized quantum dots superimposed on the normal hopping current in ZnO nanowire transistors. The Coulomb oscillations can be resolved up to 20 K.
Irvine, Andrew C.   +4 more
core   +1 more source

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