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Lebohang E. Koloti, Rosina Nkuna and Tonderayi S. Matambo
This study provides a theoretical baseline on the application of chemical and microbiological indicators as rapid system performance monitoring tools that will allow for timely corrective measures to maintain and improve the bioremediation performance of...
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Ghasem Azimiroeen, Seyed Farshid Kashani-Bozorg, Martin Nosko and Saeid Lotfian
Friction stir processing (FSP) offers a unique opportunity to tailor the microstructure and improve the mechanical properties due to the combination of extensive strains, high temperatures, and high-strain rates inherent to the process. Reactive friction...
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Heng Cheng, Yan Wang, Yi Liu, Qiujing Zhou, Jing Zhang and Bo Yang
Alkali-aggregate reaction can not only cause uneven expansion of concrete but also lead to cracking and even destruction and consequently affect the working behavior and long-term safety of hydraulic concrete structures. Present researches on alkali-aggr...
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Zhiqiang Zhang, Haixue Li, Fawang Zhang, Jiazhong Qian, Shuangbao Han and Fenggang Dai
The Fengfeng mining area is in the transition zone between the North China Plain and the Taihang Mountains, and groundwater is the main source of water supply in the district. Under the combined influence of human activities and natural geological condit...
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Pathik Sahoo
Multistep flow catalytic reactions in organic chemistry integrate multiple sequential organic reactions to enhance cost-efficiency, time management, and labour resources, all while boosting effectiveness and environmental sustainability. Similar to how w...
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Md. Amzad Hossain, Md Nawshad Arslan Islam, Martin De La Torre, Arturo Acosta Zamora and Ahsan Choudhuri
This paper presents the flow and flame characteristics of a highly turbulent reactive flow over a backward-facing step inside a windowed combustor. Flow and combustion experiments were performed at Re = 15,000 and Re = 30,000 using high-resolution 10 kHz...
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Jianxiu Qin and Dehua Zhu
Two-dimensional oblique detonation waves (ODWs) induced by finite wedges in a stoichiometric hydrogen?air mixture have been investigated numerically based on reactive Euler equations with a detailed chemical reaction model. The main zone affected by the ...
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Murat Demiral, Fethi Abbassi, Abolfazl Zahedi and Salih Akpinar
Single shear or single lap joints are the most prevalent type of adhesive joints used in advanced engineering applications, where they are exposed to fatigue loadings in their services. Although their mechanical performances under static loading have bee...
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Alexander Hauser, Michael Neubert, Alexander Feldner, Alexander Horn, Fabian Grimm and Jürgen Karl
The methanation process is discussed as one way to chemically store renewable energy in a future energy system. An important criterion for its application is the availability of compact, low-cost reactor concepts with high conversion rates for decentrali...
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Jana Barabás, Vojislav Jovicic and Antonio Delgado
This work deals with the numerical investigation of a three-dimensional, laminar hydrogen-air diffusion flame in which a cylindrical fuel jet is surrounded by in-flowing air. To calculate the distribution of gas molecules, the model solves the species co...
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