Nonlinearity of bituminous mixtures
Sign Up to like & getrecommendations! Published in 2018 at "Mechanics of Time-Dependent Materials"
DOI: 10.1007/s11043-017-9350-3
Abstract: This paper presents an experimental characterization of the strain dependency of the complex modulus of bituminous mixtures for strain amplitude levels lower than about 110μm/m$110~\upmu\mbox{m}/\mbox{m}$. A series of strain amplitude sweep tests are performed at… read more here.
Keywords: strain amplitude; strain sweep; complex modulus; bituminous mixtures ... See more keywords
Complex modulus modeling of asphalt concrete mixes using the Non-Smooth Contact Dynamics method
Sign Up to like & getrecommendations! Published in 2020 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2019.103255
Abstract: Abstract Asphalt mixtures are complex multiphase materials showing a viscoelastic behavior. To assess the mechanical response of these materials, a typical practice is to perform a complex modulus test. An alternative to laboratory characterization is… read more here.
Keywords: complex modulus; non smooth; model; contact dynamics ... See more keywords
Complex modulus and fatigue resistance of bituminous mixtures containing hydrated lime
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.02.042
Abstract: Abstract An ongoing study on influence of hydrated lime on mechanical properties of bituminous mixtures is carried out. In this paper we focus on Linear ViscoElastic (LVE) properties and fatigue behavior. Nine mixtures were produced… read more here.
Keywords: complex modulus; bituminous mixtures; hydrated lime; fatigue resistance ... See more keywords
Effect of mineral fillers adsorption on rheological and chemical properties of asphalt binder
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.02.051
Abstract: Abstract An asphalt mastic imparts most of its characteristics to the asphalt concrete mixture and also dictates several forms of distresses in asphalt mixtures and pavements. Several studies have demonstrated that the interaction between asphalt… read more here.
Keywords: adsorption; mineral fillers; asphalt binder; complex modulus ... See more keywords
Nominal property based predictive models for asphalt mixture complex modulus (dynamic modulus and phase angle)
Sign Up to like & getrecommendations! Published in 2018 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.09.144
Abstract: Abstract Dynamic modulus (|E∗|) and phase angle (δ) are necessary for determining the response of asphalt mixtures to in-service traffic and thermal loadings. While a number of |E∗| and δ predictive models have been developed,… read more here.
Keywords: dynamic modulus; modulus phase; phase angle; complex modulus ... See more keywords
Comparisons of complex modulus provided by different DMA
Sign Up to like & getrecommendations! Published in 2018 at "Polymer Testing"
DOI: 10.1016/j.polymertesting.2018.10.034
Abstract: Abstract Dynamic mechanical analysis (DMA) is one of the most common methods employed to study the materials’ composition and properties. However, the complex modulus estimates provided by DMA are well-known to show divergences between samples… read more here.
Keywords: provided different; comparisons complex; complex modulus; modulus ... See more keywords
Non-parametric multiple inputs prediction model for magnetic field dependent complex modulus of magnetorheological elastomer
Sign Up to like & getrecommendations! Published in 2022 at "Scientific Reports"
DOI: 10.1038/s41598-022-06643-4
Abstract: This study introduces a novel platform to predict complex modulus variables as a function of the applied magnetic field and other imperative variables using machine learning. The complex modulus prediction of magnetorheological (MR) elastomers is… read more here.
Keywords: magnetic field; dependent complex; complex modulus; non parametric ... See more keywords
Effect of two novel bio-based rejuvenators on the performance of 50% RAP mixes – a statistical study on the complex modulus of asphalt binders and asphalt mixtures
Sign Up to like & getrecommendations! Published in 2019 at "Road Materials and Pavement Design"
DOI: 10.1080/14680629.2019.1661276
Abstract: An experimental study was conducted to evaluate the effectiveness of two bio-additives as rejuvenators on the properties of asphalt mixtures containing 50% RAP and their binder constituents containing 37% RAP binder. Before mixing, the rejuvenators… read more here.
Keywords: study; rap; complex modulus; performance ... See more keywords
A kernel approach to deconvolution of the complex modulus in linear viscoelasticity
Sign Up to like & getrecommendations! Published in 2019 at "Inverse Problems"
DOI: 10.1088/1361-6420/ab2944
Abstract: The relaxation spectrum of a viscoelastic material holds the key to describing its relaxation mechanisms at a molecular level. It also plays a fundamental role in accessing the molecular weight distribution, and in modelling the… read more here.
Keywords: relaxation; complex modulus; relaxation spectrum; kernel approach ... See more keywords
Analytical Expression of Complex Modulus for Viscoelastic Material
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Applied Mechanics"
DOI: 10.1142/s1758825120500489
Abstract: Transfer functions in the linear dynamic system theory are applied to characterize dynamic mechanical properties of viscoelastic materials. Correlation between transfer functions and typical rheolo... read more here.
Keywords: analytical expression; modulus viscoelastic; viscoelastic material; expression complex ... See more keywords
Rheological Properties of Bitumens from the Perspective their Chemical Composition
Sign Up to like & getrecommendations! Published in 2019 at "Civil and Environmental Engineering"
DOI: 10.2478/cee-2019-0021
Abstract: Abstract The quality of bituminous binders is commonly evaluated by the empirical tests. The functional approach to the evaluation of bitumen properties is a trend that has been applied in the last years. The dynamic… read more here.
Keywords: effect; shear complex; chemical; complex modulus ... See more keywords