Advances in Acoustic Emission Technology
Proceedings of the World Conference on Acoustic Emission-2017
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27 Result(s)
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Zhanwen **ao
English
Characterization and Evaluation of Materials
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Article
Generative AI-enabled microstructure design of porous thermal interface materials with desired effective thermal conductivity
The conventional approach to achieve desired effective thermal conductivity (ETC) of porous thermal interface materials (TIM) is processing-microstructure-properties forward analysis, which contains various tr...
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Article
Wide near-infrared II emissions and LED application of Y2Ti2O7: Cr3+/Yb3+/Nd3+ phosphors
Y2Ti2O7:Cr3+/Yb3+/Nd3+ phosphors with broadband near-infrared emission were developed by a high-temperature solid-state method. Under the excitation of 405 nm light, it shows broadband near-infrared emission from...
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Article
Bonding Below 150°C Using Nano-Ag Film for Power Electronics Packaging
Achieving high strength and reliable bonding below 150°C using Ag nanoparticle pastes is still a challenge. This work developed an organic-free nano-Ag multilayer film consisting of a compact layer and a loose...
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Article
Predicting Effective Thermal Conductivity of Sintered Silver by Microstructural-Simulation-Based Machine Learning
Effective thermal conductivity (ETC) is an important property of sintered Ag for its application as die-attach material. However, accurate and fast ETC evaluation is still challenging for the conventional appr...
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Article
ZnO/Fe3O4 Nanoparticles Encapsulated in N-Doped Porous Carbon for Extraordinary Microwave Absorption
To acquire a superior microwave absorber, ZnO/Fe3O4 nanoparticles have been successfully embedded into an N-doped honeycomb-like porous carbon (NPC) framework via a two-step process. The structure, morphology, an...
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Article
Plate gap effect on vicosity and rheological model of shear thickening fluid
The present work investigates the effect of plate gap on the rheological properties of shear thickening fluid (STF) and proposes a phenomenological model to predict the viscosity curve of STF for different val...
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Article
The mechanism of irregular hole-shape formation during ultrafast laser micro-drilling of metals
The micro-drilling of metals using ultrafast laser is of great interest for a wide range of industrial applications. To date, high drilling quality remains a grand challenge due to the elusive mechanism of hol...
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Article
Electrospinning preparation and white upconversion luminescence of Y2Ti2O7:Tm/Yb/Er nanotubes
The lanthanide-based white light-emitting diodes excited by irradiation at a wavelength of 980 nm have attracted increasing attention because of their low photon frequency and ease of implementation. Here, we ...
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Article
Influence of yttria-stabilized zirconia content on rheological behavior and mechanical properties of zirconia-toughened alumina fabricated by paste-based stereolithography
Improvement of the mechanical properties of advanced ceramics fabricated by additive manufacturing has been a prerequisite for their wide applications. In this work, zirconia-toughened alumina (ZTA) parts with...
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Article
Dielectric and mechanical properties of polyimide fiber reinforced cyanate ester resin composites with varying resin contents
Polyimide (PI)/ bisphenol A dicyanate esters (BADCy) composite laminates with varying resin contents were prepared by filament winding and autoclave molding process. The laminates exhibited ultralow dielectric...
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Article
Correction to: Influence of Layup Sequence on the Surface Accuracy of Carbon Fiber Composite Space Mirrors
The original version of this article unfortunately contained mistakes. Below is a list of corrections. The red color font is the final correct text after the modification. Several images in the article that ne...
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Article
Influence of Layup Sequence on the Surface Accuracy of Carbon Fiber Composite Space Mirrors
Layup sequence is directly related to stiffness and deformation resistance of the composite space mirror, and error caused by layup sequence can affect the surface precision of composite mirrors evidently. Var...
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Book and Conference Proceedings
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Chapter and Conference Paper
Acoustic Emission Behavior of TC4 Titanium Alloy Manufactured by Electron-Beam Free-Form Fabrication During Tensile Deformation
Acoustic emission (AE) testing was carried out in the TC4 titanium alloy manufactured by electron-beam free-form fabrication. The acoustic emission signal parameter distribution, localization characteristics, ...
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Chapter and Conference Paper
Investigation on Acoustic Emission Characteristics of Steel Structure of Amusement Device
Steel structure is the foundation of the amusement device. The health status of the steel structure is crucial to the safe operation of amusement device. In order to realize the overall monitoring of the steel...
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Chapter and Conference Paper
Defect Diagnosis of Low-Speed Heavy-Duty Bearings Using Acoustic Emission
A sudden failure of a heavy-duty rolling bearing normally causes high economic loss and has potentially disastrous consequences for the machine operators present. The most established technique for monitoring ...
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Article
Effect of Lamina Thickness of Prepreg on the Surface Accuracy of Carbon Fiber Composite Space Mirrors
Composite space mirror can completely replicate the high-precision surface of mould by replication process, but the actual surface accuracy of the replication composite mirror always decreases. Lamina thicknes...
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Article
Reactive molecular dynamics simulations on the thermal decomposition of poly alpha-methyl styrene
Using molecular dynamics simulations with ReaxFF reactive force field, the thermal decomposition mechanism of poly alpha-methyl styrene (PAMS) materials and the effects of heating rate and impurity fluorobenze...
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Chapter and Conference Paper
Fault Analysis for Low-Speed Heavy-Duty Crane Slewing Bearing Based on Wavelet Energy Spectrum Coefficient
By use of the custom-built crane model, loads, instrument, and sensor, AE tests for the slewing bearing with no defect, the slewing bearing with outer race defect, and the slewing bearing with roller defect ...
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Chapter and Conference Paper
Investigation of Acoustic Emission Characteristics on Harbor Portal Crane
Acoustic emission (AE) testing was carried out for the inspection of A-frame structure in a harbor portal crane and its testing areas were the repair welding on the A-frame. The acoustic emission localization ...
