Journal ArticleDOI
Fracture resistance of asphalt mixtures under mixed-mode I/II loading at low-temperature: Without and with nano SiO2
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In this article, the effect of nano-SiO2 on the incident of low-temperature cracks in asphalt mixtures is experimentally investigated, where the semicircular bending test (SCB) under mixed-mode I/II loading is used for investigating the impact of nanomaterials on forming cracks.About:
This article is published in Construction and Building Materials.The article was published on 2021-01-10. It has received 24 citations till now. The article focuses on the topics: Stress intensity factor & Asphalt.read more
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Crack resistance of fiber‐reinforced asphalt mixtures: Effect of test specimen and test condition
Hamid Reza Hajiloo,Hamid Reza Karimi,M.R.M. Aliha,Hossein Zanjirani Farahani,Seyyed Mohsen Salehi,Mojtaba Hajiloo,Pegah Jafari Haghighatpour +6 more
TL;DR: In this article , the effect of polyolefinaramid fiber in asphalt mixture was evaluated on fracture toughness of asphalt material containing different percentages of fibers (0%, 0.025, 0.05, and 0.1% of unit weight).
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The effects of nano zinc oxide (ZnO) and nano reduced graphene oxide (RGO) on moisture susceptibility property of stone mastic asphalt (SMA)
Mansour Fakhri,Ehsan shahryari +1 more
TL;DR: In this article, the effects of nano Zinc Oxide (ZnO) and Nano Reduced Graphene Oxide(RGO) on moisture susceptibility resistance of SMA mixtures were investigated.
Journal ArticleDOI
Performance Evaluation of Stone Matrix Asphalt Mixtures and Low-Temperature Properties of Asphalt Binders Containing Reclaimed Asphalt Pavement Materials Modified with Nanosilica
TL;DR: Due to several types of deterioration, such as rutting, fatigue cracking, and thermal cracking, that occur in the structure of pavements, researchers have developed solutions, including con... as mentioned in this paper.
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Pure mode I fracture resistance of hot mix asphalt (HMA) containing nano-SiO2 under freeze–thaw damage (FTD)
TL;DR: In this paper , the effect of nano-SiO 2 on the occurrence of low and intermediate temperature cracks under freeze-thaw damage (FTD) conditions in asphalt mixtures has been investigated experimentally.
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Study on fracture behaviour of basalt fibre reinforced asphalt concrete with plastic coupled cohesive model and enhanced virtual crack closure technique model
TL;DR: In this paper , the authors proposed two concrete and valuable models in the finite element method for simulating the fracture behaviour of the huge structure with asphalt and asphalt concrete, and compared with the plastic coupled cohesive model coupled with the Ramberg-Osgood elasto-plastic harden model is promising for investigating the physical mechanism underlying the nonlinear fracture of BFRAC.
References
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Journal ArticleDOI
The Phenomena of Rupture and Flow in Solids
TL;DR: In this article, the authors investigated the effect of surface scratches on the mechanical strength of solids, and some general conclusions were reached which appear to have a direct bearing on the problem of rupture, from an engineering standpoint, and also on the larger question of the nature of intermolecular cohesion.
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Developments of nano materials and technologies on asphalt materials – A review
TL;DR: In this paper, a review of the main nano materials and related techniques used for nano-modified asphalts and major performance characteristics at various states is presented, where some conventional test results including viscosity, dynamic modulus, stiffness, rut depth, indirect tensile strength and so on were employed to characterize the rheological and engineering performances of nano- modified asphalms and some innovative technologies such as atomic force microscopy and scanning electron microscopy, X-ray diffraction, and Fourier transform infrared spectroscopy were effectively utilized to explore their micro structures and
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An improved semi-circular bend specimen for investigating mixed mode brittle fracture
TL;DR: In this article, an edge cracked semi-circular specimen subjected to asymmetric three-point bend loading was suggested for investigating mixed mode fracture in brittle materials using finite element analysis, the crack parameters were obtained for various crack lengths and different locations of loading points.
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Rheological properties and chemical analysis of nanoclay and carbon microfiber modified asphalt with Fourier transform infrared spectroscopy
TL;DR: In this paper, four modifiers (Nanomer I.44P, carbon microfiber, non-modified nanoclay and polymer modified nano-noclay) were added into the control asphalt binder (PG 58-34).
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Experimental investigation of effect of Nano TiO2/SiO2 modified bitumen on the rutting and fatigue performance of asphalt mixtures containing steel slag aggregates
TL;DR: In this article, the results of laboratory tests that was performed on modified steel slag asphalt mixture (SSAM) containing TiO2 and Nano SiO2 particles, the materials that are added to improve the rutting resistance of Nano modified asphalt mixtures were analyzed.