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Charalampos Konstantinou and Giovanna Biscontin
Fluid injection in a porous medium is the underlying mechanism for many applications in the fields of groundwater hydraulics, hydrology and hydrogeology, and geo-environmental engineering and in the oil and gas industry. Fluid flow experiments in porous ...
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Giuseppe Granato, Alessio Martino, Andrea Baiocchi and Antonello Rizzi
Network traffic analysis, and specifically anomaly and attack detection, call for sophisticated tools relying on a large number of features. Mathematical modeling is extremely difficult, given the ample variety of traffic patterns and the subtle and vari...
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William Villegas-Ch., Santiago Criollo-C, Walter Gaibor-Naranjo and Xavier Palacios-Pacheco
Currently, medium and small businesses face a significant change in the way consumers purchase their services, products, or goods. This change is fundamentally due to the pandemic caused by the 2019 coronavirus disease, during which people were forced to...
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Vera Yurak, Rafail Apakashev, Alexey Dushin, Albert Usmanov, Maxim Lebzin and Alexander Malyshev
Nowadays, the sorption-oriented approach is on the agenda in the remediation practices of lands contaminated with heavy metals. The current growing quantity of research accounts for different sorbents. However, there is still a lack of studies utilizing ...
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Eko Yudiyanto,I Nyoman Gede Wardana,Nurkholis Hamidi,Denny Widhiyanuriyawan
Pág. 15 - 23
The impinging fluid can be used as a prevention of sedimentation in the flow of the pipe and the mixing process. Sedimentation is a problem that often occurs in fluid transportation and fluidization. Granular material behavior due to impinging is a pheno...
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Alexander Nanka,Ivan Iyevlev,Vitaliy Sementsov,Denis Boiko,Viktor Duhanets
Pág. 53 - 62
This study addresses the construction of a mathematical model, the statement of boundary-value problems on the statics of a grainy material related to the technological processes of agricultural production. A working apparatus employed to construct the m...
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Isabel Kimiko Sakamoto, Sandra Imaculada Maintiguer, Maria Bernadete Amâncio Varesche
Pág. e39128
Granulated sludge from anaerobic reactors is constituted by the microbial consortia responsible for the degradation of different substrate present in wastewaters. This study characterized anaerobic microorganisms in a granular sludge from a Uasb reactor ...
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Zeinab Abdel Hamid, Mona Hasan Gomaa, Sayed S. Abdel Rehim, Maamoun Abdel Hamid and Ahmed Ibrahim
Polyaniline (PANI) thin films incorporated with TiO2 or ZnO nanoparticles were synthesized via an electrochemical polymerization technique. Cyclic voltammetry (CV) was used to synthesize PANI from a strongly acidic medium (0.5 M H2SO4). The effects of di...
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Mohamed Bensoula, Hanifi Missoum, Karim Bendani
Pág. 196 - 208
As a part of an on-going research program on the mechanical instability of granular soils in our laboratory, defined contents of sand and silt in soil mixtures are studied through the triaxial apparatus, full range of initial relative density states (loo...
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Marta Vignola, David Werner, Matthew J. Wade, Paola Meynet, Russell J. Davenport
Pág. 499 - 508
Little is known about the forces that determine the assembly of diverse bacterial communities inhabiting drinking water treatment filters and how this affects drinking water quality. Two contrasting ecological theories can help to understand how natural ...
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