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Kun Zhang, Pengbo Chang, Jianxi Ren, Zheng Liu and Ke Wang
The fractured rock mass in the western cold region is affected by freezing and thawing disasters and is prone to local damage and fracture along the fissures? ends. The fatigue damage induced by repeated frost heave and traffic loads seriously endangers ...
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Vladimir Krutikov, Elena Tovbis, Anatoly Bykov, Predrag Stanimirovic, Ekaterina Chernova and Lev Kazakovtsev
We investigate a solution of a convex programming problem with a strongly convex objective function based on the dual approach. A dual optimization problem has constraints on the positivity of variables. We study the methods and properties of transformat...
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Jinxi Zhang, Weiqi Zhou, Dandan Cao and Jia Zhang
The generalized Maxwell (GM) constitutive model has been widely applied to characterize the viscoelastic properties of asphalt mixtures. The parameters (Prony series) of the GM are usually obtained via interconversion between a dynamic modulus and relaxa...
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Cuiran Li, Yongjie Lu, Jianli Xie and Zepeng Zhang
This paper proposes an intelligent reflecting surface (IRS)-assisted energy efficiency optimization algorithm to address the problem of energy efficiency (EE) degradation in high-speed rail communication systems caused by line-of-sight link blockages bet...
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Shijie Ma, Liang Fan, Tao Ma, Zhao Dong, Yuzhen Zhang and Xiaomeng Zhang
Using an AMPT tester and based on laboratory tests, this paper performed a comparative study on the dynamic characteristics of different asphalt mixtures, analyzed the influence of different asphalt binders on the characteristic parameters of the dynamic...
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Sara Valvez, Abílio P. Silva and Paulo N. B. Reis
It is known that 3D-printed PETG composites reinforced with carbon or Kevlar fibres are materials that can be suitable for specific applications in the aeronautical and/or automotive sector. However, for this purpose, it is necessary to understand their ...
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Florian Frank, Michael Tkadletz, Christoph Czettl and Nina Schalk
As the demands for wear-resistant coatings in the cutting industry are constantly rising, new materials that have the potential to exhibit enhanced coating properties are continuously explored. Chemical vapor deposited (CVD) Zr(N,C) is a promising altern...
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Nelson Galé, Alex Visser
Pág. Page 04 - 12
A constitutive model was used to evaluate the fatigue performance of asphalt concrete, consideringdamage evolution. The aim of the paper is to present a methodology capable of predicting fatigue life in asphalt concretemore realistically and comparable w...
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Horst, R. H. Stephens, T. S. Coons, J. E. Winter, H. H.
Pág. 4737 - 4744
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