Results 61 to 70 of about 6,136 (197)

The Human Bitumen Study

open access: yesEXCLI journal, 2012
EXCLI Journal ; Vol.
Marchan, R., van Thriel, C.
openaire   +3 more sources

ROSE bitumen: Mesoscopic model of bitumen and bituminous mixtures [PDF]

open access: yesThe Journal of Chemical Physics, 2018
We present a mesoscopic model for bitumen and bituminous mixtures. The model, which is based on dissipative particle dynamics, consists of different dynamical entities that represent the different characteristic time scales. Through the stress relaxation function, the mechanical properties of the model are investigated.
Claire A. Lemarchand   +3 more
openaire   +3 more sources

Post‐Stimulation Hydraulic Response and Productivity Constraints of a Low‐Productivity Carbonate Geothermal Well in the Small Intramontane Basin, Beijing Piedmont, North China

open access: yesEnergy Science &Engineering, EarlyView.
Formed ~1.4 Ga, the carbonate reservoir of the Jixian System is a key geothermal reservoir in northern China. Differential basin–mountain evolution since the Cenozoic led to distinct reservoir‐forming histories; consequently, this same reservoir shows marked productivity contrasts between intramontane basins and the large rift Bohai Bay Basin ...
Chuanqing Zhu   +6 more
wiley   +1 more source

Vehicle Fires: Significant Fire Hazard in Transportation Infrastructure

open access: yesFire and Materials, EarlyView.
ABSTRACT Vehicle flammability poses a critical threat to transportation infrastructure, with recent fires in depots, tunnels, and car parks highlighting systemic vulnerabilities. These incidents often result in the total loss of vehicles and buildings, revealing the inadequacy of current fire safety standards for vehicle materials.
Anja Hofmann‐Böllinghaus   +2 more
wiley   +1 more source

Nanostructured Bitumen with Nanocarbon

open access: yesEurasian Chemico-Technological Journal, 2019
Physical and chemical indicators of bitumen quality of grade BND 70/100 with the added carbon nanopowder 2% by weight have been studied by laboratory test methods and analysis. High reaction ability of nanopowder particles and concentration of excess surface and internal energy in them have been determined, which provide the increase of low-temperature
B.B. Teltayev   +5 more
openaire   +4 more sources

The Application of Hydrochar Composite Briquettes for Sustainable Slag Foaming in the Electric Arc Furnace Process

open access: yessteel research international, EarlyView.
Hydrochar‐mill‐scale briquettes with varying C/O molar ratios (0.07–0.90) have been tested at 1650 °C to evaluate their slag foaming performance for electric arc furnace application. All seven briquette recipes developed succeed in promoting slag foaming.
Yu‐Chiao Lu   +3 more
wiley   +1 more source

A water-repelling investigation of 300–450 kg/m3 density porous silicate concrete

open access: yesJournal of Civil Engineering and Management, 1996
This paper deals with porous silicate convert voluminous water—repellence treatment technological parameters and properties using bitumen emulsions. Bitumen emulsions were prepared using laboratory equipment made up of two electrically heated tanks for ...
Antanas Laukaitis, Aleksandr Dudik
doaj   +1 more source

High-Temperature Performance Enhancement of Bitumen by Waste PET-Derived Polyurethane

open access: yesAdvances in Materials Science and Engineering, 2022
Bitumen performance enhancement through modification by reactive polymers gained significant attention in the road construction industry. Polymeric bitumen additives, such as polyurethane, improve bitumen properties at low and high in-service ...
Desalegn A. Mersha   +1 more
doaj   +1 more source

Asphalt and bitumen ageing

open access: yesEuropean Journal of Science, Innovation and Technology, 2022
The ageing of asphalt and the associated changes in its performance are largely due to the ageing binder it contains. Ageing makes bitumen harder and more brittle. The hardening and embrittlement of the binder has a direct effect on the performance characteristics of the asphalt.
openaire   +3 more sources

Review of Lab-Accelerated Aging Techniques of Asphalt Mixes

open access: yesJournal of Engineering
Bitumen aging contributes to main pavement distress due to the changes in rheological, chemical, and physical characteristics of bitumen. Mainly, aging process can be divided into two categories, the first category namely short-term aging takes place ...
Haydar Raheem Hmoud   +2 more
doaj   +1 more source

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