Results 11 to 20 of about 5,044 (263)

Anti-reflective crack performance of high viscosity and high elasticity asphalt mixture for ultra-thin wear layer

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
In order to evaluate the anti-reflective cracking performance of high viscosity and high elasticity asphalt mixture (HVHEAM) for ultra-thin wear layer, the improved overlay tester was used to study the effects of different gradation, asphalt content and ...
ZHANG Caili   +4 more
doaj   +1 more source

A Numerical Study of Wave Propagation and Cracking Processes in Rock-Like Material under Seismic Loading Based on the Bonded-Particle Model Approach

open access: yesEngineering, 2022
An earthquake is usually followed by a considerable number of aftershocks that play a significant role in earthquake-induced landslides. During the aftershock, the cracking process in rocks becomes more complex because of the formation of faults.
Xiaoping Zhang   +3 more
doaj   +1 more source

Reflections in a cracked mirror [PDF]

open access: yesBritish Journal of General Practice, 2009
How I hate the modern obsession with reflection. After every talk and lecture, at almost every trainers and appraisers meeting for the last few years and in everything associated with the medical learning industry, I am encouraged to reflect. To reflect on what I have learned and to shine that secondhand light on how my new knowledge will change the ...
openaire   +2 more sources

Presenting a Statistical Model of Fatigue Prediction for the Effect of Loading Frequency on Reflective Cracks Propagation on Asphalt Layers Improved by Geosynthetics [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering
So far, several methods have been proposed for delaying the reflective cracks in pavements. Despite substantial money spent annually on these types of maintenance methods to control reflection cracking in road pavement, none of them has successfully ...
Saeid Asadi, Gholamali Shafabakhsh
doaj   +1 more source

The Reflective Cracking in Flexible Pavements [PDF]

open access: yesRomanian Journal of Transport Infrastructure, 2013
Abstract Reflective cracking is a major concern for engineers facing the problem of road maintenance and rehabilitation. The problem appears due to the presence of cracks in the old pavement layers that propagate into the pavement overlay layer when traffic load passes over the cracks and due to the temperature variation.
openaire   +3 more sources

The Temperature Effect on the Reflective Cracking of Asphalt Overlays [PDF]

open access: yesRoad Materials and Pavement Design, 2008
This paper presents a study about the influence of temperature on the reflective cracking in a flexible road pavement through the evaluation of the asphalt overlay damage associated to traffic and temperature variations throughout a year. This study was developed from a numerical simulation of the asphalt overlay behaviour based on a three-dimensional ...
Minhoto, Manuel   +2 more
openaire   +3 more sources

Evaluation of Asphalt Overlay Properties on Reflection Cracking Behavior of Composite Pavement Using Finite Element Modeling [PDF]

open access: yesJES: Journal of Engineering Sciences
Reflective cracking poses a significant challenge to the performance and durability of Hot-Mix Asphalt (HMA) overlays, particularly when applied over deteriorated Joint Plain Concrete (JPC) pavements.
Mohamed Gamal   +2 more
doaj   +1 more source

Development of Plant-Mix-Type Modified Mixture with Excellent Flexibility and Stress Relaxation Properties for Ensuring High Resistance to Cracking

open access: yesEngineering Proceedings, 2023
Over the past few years, in order to extend the service life of pavements, the authors developed a special asphalt mixture that adequately prevents the ingress of water from the foundation layer of the asphalt into the top layers.
Nhat Thanh Tran, Masashige Aoki
doaj   +1 more source

Metal Oxide/Nitrogen-Doped Carbon Nanosheet Heteronanostructures as Highly Efficient Electromagnetic Wave Absorbing Materials

open access: yesMolecules, 2021
In this paper, we will discuss the excellent broadband microwave absorption behaviors of Cu/CuO/carbon nanosheet composites: traces of copper and oxide embedded in a carbon nano-sheet not only cut down the high permittivity of adsorbs but also induce ...
Yilin Huang   +3 more
doaj   +1 more source

Practical Approaches for Acoustic Emission Attenuation Modelling to Enable the Process Monitoring of CFRP Machining

open access: yesJournal of Manufacturing and Materials Processing, 2022
Acoustic emission-based monitoring of the milling process holds the potential to detect undesired damages of fibre-reinforced plastic workpieces, such as delamination or matrix cracking. In addition, abrasive tool wear, tool breakage, or coating failures
Eckart Uhlmann   +2 more
doaj   +1 more source

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