Results 61 to 70 of about 1,531,293 (245)

Evaluation of Cracking Indices for Asphalt Mixtures Using SCB Tests at Different Temperatures and Loading Rates [PDF]

open access: yes, 2018
In recent years, there has been a shift towards implementing performance based pavement specifications (PBPS) to increase reliability of asphalt concrete mixture specifications and enhance service lives of roadways.
Haslett, Katie E
core   +1 more source

Revisiting acidulation for tall oil and lignin manufacturing

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Tall oil is a byproduct of the kraft pulping process when softwood is used as raw material. As the production of softwood‐based pulp is in high demand, the optimization of the tall oil production process needs to be revisited to ensure the highest quality and quantity of tall oil manufacturing. In this work, the process for tall oil production
Thomas Aro, Weijue Gao, Pedram Fatehi
wiley   +1 more source

Laboratory and Field Evaluation of Modified Asphalt Binders and Mixes for Alaskan Pavements [PDF]

open access: yes, 2019
In order to properly characterize modified asphalt binders and mixes for Alaskan pavements, this study evaluated properties of 13 asphalt binders typically used in Alaska from three different suppliers, and 10 hot mix asphalt (HMA) mixtures which were ...
Liu, Jenny, Liu, Jun
core  

Complexity of the behaviour of asphalt materials in cyclic testing [PDF]

open access: yes, 2017
This paper compares the results obtained in two types of cyclic tension-compression tests, a time sweep test, constant strain amplitude, and a strain sweep test, increasing strain amplitude every 5000 cycles, called EBADE (standing for the Spanish words ...
Botella Nieto, Ramón   +4 more
core   +2 more sources

Strengthening urban resilience in China through underground infrastructures management: Addressing global climate challenges with technological solutions

open access: yesDeep Underground Science and Engineering, EarlyView.
This paper explores how climate‐resilient technologies, such as smart grids, digital twins, and self‐healing materials, can enhance urban resilience. It highlights the urgent need for proactive planning, public‐private collaboration, and data‐driven innovation to future‐proof underground infrastructure amid accelerating climate and urban pressures ...
Kai Chen Goh   +12 more
wiley   +1 more source

Evaluation of Malaysian asphaltic concrete mixture using superpave and marshall mix design method [PDF]

open access: yes, 2008
Rapid development of road infrastructure in Malaysia has led to better researched of asphaltic concrete mixtures. Currently, the conventional Marshall method is widely used to design flexible pavement with bituminous surfacing as wearing course in ...
Abdul Rahman, Mohd. Yusof   +3 more
core  

A review of asphalt and asphalt mixture aging

open access: yesIngeniería e Investigación, 2013
This paper presents an extensive review of the pertinent literature regarding asphalt and asphalt mixture aging. Aging affects flexible pavement performance and is produced by intrinsic and extrinsic variables as well as exposure time. Intrinsic variables include asphalt and aggregate properties, a mixture's asphalt content, binder film thickness and ...
Wilmar Darío Fernández-Gómez   +2 more
openaire   +2 more sources

Boosting Zinc‐Ion Hybrid Capacitors with Mesoporous Carbon Derived from Highly Graphitized Carbon Quantum Dots

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The work presents an innovative method for the preparation of mesoporous carbon materials (MCs) from highly graphitized carbon quantum dots. The zinc‐ion hybrid capacitors assembled with MCs deliver high rate performance and stability, providing promising advancements for future energy storage solutions.
Guoli Zhang   +6 more
wiley   +1 more source

The improvement of pavement performance using asphalt rubber hot mixes [PDF]

open access: yes, 2007
The need of a better pavement performance has led researchers to develop new road materials, mainly for the asphalt layers, where the modification of the asphalt is the main example. This modification usually forces the use of polymers and fibers and,
Pais, Jorge C., Pereira, Paulo A. A.
core  

Organic Geochemical Characterization and Exploration Prospects of Hydrocarbon Source Rocks in Nepal

open access: yesEnergy Science &Engineering, EarlyView.
It provides a more detailed introduction to the current situation of oil and gas exploration in Nepal, as well as the properties and distribution characteristics of source rocks. ABSTRACT This study aims to evaluate the hydrocarbon generation potential and exploration prospects of hydrocarbon source rocks in the Dailekh to Dang–Tansen area of Nepal ...
Guoqiang Zhang   +4 more
wiley   +1 more source

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