Results 241 to 250 of about 8,799 (301)

Linear‐Nonlinear‐Linear Sandwich‐Structured Polymer Composites With Metal‐Organic Framework (MOF)‐Enhanced Insulating Layers and Horizontally Oriented Nanotube‐Filled Polarization Layer for High Energy Storage Performance

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A linear‐nonlinear‐linear (LNL) sandwich dielectric film was rationally designed for high energy storage. Its outer linear layers are MOF (ZIF‐8)‐enhanced PEI composites (EZ), and the middle nonlinear layer is an electrospun‐hot‐pressed P(VDF‐HFP)/TNTs composite (PT) with horizontally oriented TNTs.
Yanpeng Li   +7 more
wiley   +1 more source

Non-contact ultrasonic guided wave inspection of rails

open access: yesSPIE Proceedings, 2013
The University of California at San Diego (UCSD), under a Federal Railroad Administration (FRA) Office of Research and Development (R&D) grant, is developing a system for high-speed and non-contact rail integrity evaluation. A prototype using an ultrasonic air-coupled guided wave signal generation and air-coupled signal detection, in pair with a ...
Nguyen, T. V.   +5 more
openaire   +5 more sources

A review on ultrasonic guided wave technology

open access: yesAustralian Journal of Mechanical Engineering, 2017
AbstractThis paper will provide some understanding on the Guided Wave Technology (GWT). Prior to the review of GWT, the authors will be providing some introduction on brief history of guided wave, basic physics on ultrasonic including on modes of wave propagation, operation principle of piezoelectric, Magnetostrictive, Electromagnetic Acoustic ...
Ling, E. H., Abdul Rahim, R. H.
openaire   +3 more sources

Electromagnetic Ultrasonic Guided Waves

open access: yes, 2016
This book introduces the fundamental theory of electromagnetic ultrasonic guided waves, together with its applications. It includes the dispersion characteristics and matching theory of guided waves; the mechanism of production and theoretical model of ...
Songling Huang   +3 more
openaire   +2 more sources

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