Results 121 to 130 of about 2,415,687 (382)

Distribution Transformer Winding Fault Detection Based on Hybrid Wavelet-CNN

open access: yesInternational Transactions on Electrical Energy Systems
This paper presents a new decision logic approach for protecting and distinguishing internal faults in power transformers. This method uses the feature extraction technique based on wavelet transform and artificial neural network.
Orkhan Afandi, Atabak Najafi
doaj   +1 more source

Self‐Powered Real‐Time Temperature Sensing Based on Flexible Ionic Elastomer on Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a self‐powered real‐time ionic TENG temperature sensing system for flexible thermal management with high and real‐time temperature monitoring. Ionic liquids and elastomer chains are investigated under temperature via electrochemical and physical analysis, resulting in enhancing thermal sensitivity and output performance on TENG ...
Hee Jae Hwang   +9 more
wiley   +1 more source

Time-frequency analysis of electroencephalogram series. II. Gabor and wavelet transforms [PDF]

open access: green, 1996
S. Blanco   +4 more
openalex   +1 more source

Synthetic Strategy for mRNA Encapsulation and Gene Delivery with Nanoscale Metal‐Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
This research utilizes the ZIF‐8 for the encapsulation and intracellular delivery of nucleic acids, specifically mRNA, for applications in gene delivery. Integrating PEI addresses the issue of mRNA leakage from ZIF‐8, resulting in the delivery and expression of green fluorescent protein (GFP) in vitro and firefly luciferase in vivo.
Harrison Douglas Lawson   +12 more
wiley   +1 more source

A New Memory Effect in Bulk Crystals of 1T‐TaS2

open access: yesAdvanced Functional Materials, EarlyView.
A new memory effect is discovered in 1T‐TaS₂, appearing as a temperature shift in the metal to insulator transition, coinciding with the recently reported ramp reversal memory. These findings imply that ramp reversal memory is an emergent phenomenon, likely to appear in many different systems that share a few basic properties, which are discussed in ...
Avital Fried   +4 more
wiley   +1 more source

How hard is the euro are core? An evaluation of growth cycles using wavelet analysis [PDF]

open access: yes
Using recent advances in time-varying spectral methods, this research analyses the growth cycles of the core of the euro area in terms of frequency content and phasing of cycles.
Crowley , Patrick   +2 more
core  

A review of the wavelet transform for durability and structural health monitoring in automotive applications

open access: yesAlexandria Engineering Journal
This article focuses on a thorough review of the utilisation of the wavelet transform in the analysis of durability and structural health monitoring in automotive components.
C.H. Chin   +4 more
doaj   +1 more source

Enhancing Direct Solar Water Splitting via ALD of Multifunctional TiO2/Pt Nanoparticle Coatings With Engineered Interfaces to GaAs/GaInP Tandem Cells

open access: yesAdvanced Functional Materials, EarlyView.
Multifunctional atomic layer deposited coatings and interface treatments enhance direct solar water splitting on GaAs/GaInP tandem cells. Optimized TiO2/Pt nanoparticle bilayers ensure durability and catalytic efficiency with minimal optical losses, while H2 plasma pretreatments maximize photovoltage and interfacial charge extraction.
Tim F. Rieth   +8 more
wiley   +1 more source

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