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Marmar Mabrouk, Andreja Jonoski, Gualbert H. P. Oude Essink and Stefan Uhlenbrook
The Nile Delta Aquifer (NDA) is threatened by salt water intrusion (SWI). This article demonstrates an approach for identifying critical salinity concentration zones using a three-dimensional (3D) variable-density groundwater flow model in the NDA. An in...
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Sara Bensalem,Mohamed Lyes Kamel KHOUADJIA,Kamel Abdou,Ahmed Abderraouf Belkadi,Oussama Kessal
Pág. 145 - 154
The development of the building materials industry in Algeria and worldwide has opened up new commercial opportunities for waste recovery. Using recycled materials and natural resources such as expanded clay aggregates are increasingly seen as a solution...
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Leonid Dvorkin, Vitaliy Marchuk, Katarzyna Mróz, Marcin Maroszek and Izabela Hager
Compositions of fine-grained concrete mixtures that provide the minimum required strength values in 1 day (7.5 MPa) have been developed. A comparison was made of the test results of the properties of samples printed on a 3D printer with samples made acco...
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Feng Xu, Sanmei Zhao, Bin Li, Haihua Li, Zhongqian Ling, Guangxue Zhang and Maosheng Liu
Desulfurization wastewater is industrial wastewater with a high salt content, high metal ions, and high hardness produced by flue gas desulfurization of the limestone-gypsum method in coal-fired power plants. This paper summarizes the source of desulfuri...
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Kai Qiu, Xinyu Chang, Jing Wang, Haijun Zhang and Shugeng Wu
This study aimed to verify the potential of calcium lactate for the performance, blood index, shinbone quality, jejunal immunity, and egg quality of aged laying hens. A total of 360 62-week-old Hy-Line Brown laying hens were randomly divided into four tr...
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Vedran Carevic, Sne?ana Marinkovic, Jasna Plav?ic and Andrija Radovic
One of the paths to CO2 emissions reduction in the concrete industry is to use low-clinker cements, providing at the same time the performance of concrete that is adequate for application in concrete structures. This paper explores the impact of the clin...
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Zuzana Slí?ková, Dita Frankeová and Milo? Drdácký
The effects of the double and the multiple application (2 to 6) of Calosil® (IBZ-Salzchemie GmbH, Halsbruecke, Germany) E25, IP 25 and E50 products were studied on Maastricht limestone, which is characterized by high porosity and large pores. Both destru...
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Grzegorz Ludwik Golewski
This work presents a discussion of the basic properties of broken mineral limestone aggregates with the specification of the properties affecting the fracture toughness of concretes made with these aggregates. To determine the influence of the grain-size...
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Abdul Majeed Shar, Muhammad Furqan Qureshi, Darya khan Bhutto and Faisal Hussain Memon
Wettability is a key parameter for optimizing the residual oil recovery from geological rock formations and it provides a path for improved oil recovery and geo-storage of energy. Thus, the key motive behind wettability alteration from hydrophobic to hyd...
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Márton Veress
The landscape evolution of the glacier valleys of glaciokarsts is described. Depending on the character of coveredness (quality and thickness of the cover), altitude and the presence of karst features, different ways of geomorphic evolution occur adjacen...
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