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Jun Li, Hongchao Wang, Simin Li, Liang Chen and Qiqian Dang
To extract the weak fault features hidden in strong background interference in the event of the early failure of rolling bearings, a two-stage based method is proposed. The broadband noise elimination ability of an adaptive morphological filter (AMF) and...
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Daniela Guerrero-Gualan, Eduardo Valdez-Castillo, Tania Crisanto-Perrazo and Theofilos Toulkeridis
Hormones are a type of emerging contaminant that reach the aquatic environment through wastewater effluents and which wastewater treatment plants (WWTP) cannot eliminate. The objective of this article was to determine the best hormone abatement technique...
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Mina Tadros, Manuel Ventura and C. Guedes Soares
This paper presents a review of the different methods and techniques used to optimize ship hulls over the last six years (2017?2022). This review shows the different percentages of reduction in ship resistance, and thus in the fuel consumption, to improv...
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Elena Kudryavtseva, Marina Kravchishina, Larisa Pautova, Igor Rusanov, Dmitry Glukhovets, Alexander Shchuka, Ivan Zamyatin, Nadezhda Torgunova, Anna Chultsova, Nadezhda Politova and Alexander Savvichev
The seasonally ice-covered marine region of the European Arctic has experienced warming and sea ice loss in the last two decades. During expeditions in August 2020 and 2021, new data on size-fractioned primary production (PP), chlorophyll a concentration...
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Mahmoud Abdel-Sattar, Rashid S. Al-Obeed, Saad A. Al-Hamed and Abdulwahed M. Aboukarima
The evaluation and modeling of the water infiltration rate into the soil are important to all aspects of water resources management and the design of irrigation systems for agricultural purposes. However, research focused on experimental studies of infil...
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