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Catalina Iticescu, Lucian P. Georgescu, Gabriel Murariu, Catalina Topa, Mihaela Timofti, Violeta Pintilie and Maxim Arseni
The aim of the present paper is to quantify water quality in the Lower Danube Region by using a series of multivariate techniques and the Water Quality Index (WQI). In this paper were measured 18 parameters upstream and downstream the city of Galati alon...
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Jianwen Wu, Zhenlong Wang, Wei An, Boquan Gao, Chunxiao Li, Bing Han, Hui Tao, Jinquan Wang, Xiumin Wang and Huanrong Li
The co-occurrence of aflatoxin B1 (AFB1) and zearalenone (ZEN) in grain-based food and animal feed poses significant health risks to humans and animals due to their potent mutagenic, cytotoxic, and carcinogenic properties. Conventional physical and chemi...
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Sukomol Barua, Aldona Balciunaite, Jurate Vaiciuniene, Loreta Tama?auskaite-Tama?iunaite and Eugenijus Norkus
In this work, 3D nickel-manganese (NiMn) bimetallic coatings have been studied as electrocatalysts for both hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) in alkaline (1.0 M KOH) media and the HER in acidic (0.5 M H2SO4) media. The...
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Do-Gun Kim and Seok-Oh Ko
Stormwater runoff from expressways contains high concentrations of various heavy metals. However, heavy metal removal in most current runoff treatment facilities, using infiltration and filtration, is limited and poses substantial risks. Therefore, this ...
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Vercus Lumami Kapepula, Mar García Alvarez, Vida Sang Sefidi, Estella Buleng Njoyim Tamungang, Théophile Ndikumana, Dieu-Donné Musibono, Bart Van Der Bruggen and Patricia Luis
This study evaluates the performance of commercial reverse osmosis (RO) and nanofiltration (NF) membranes for the removal of metal ions from synthetic water and surface water carried from the north-west of Lake Tanganyika in the city of Uvira, in the eas...
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Zehra SAPCI-AYAS
The textile industry produces enormous volumes of wastewater which must be treated effectively. In this study, biosorbent from the agricultural waste of potato peels (PP), which is environmentally friendly and easy to find everywhere, was used for the tr...
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Li-Yuan Zhang, Yi Shui, Ling-Ling Zhao, Ping Zhu, Wen-Yong Xu and Yao-Hui You
The precursor for a lithium-ion sieve is prepared using an inorganic precipitation-peptization method with titanium sulfate as the titanium source and lithium acetate as the lithium source. The effects of Ni2+ (Nickel ions) doping on the stability of the...
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Changwei Su, Linfu Zhao, Liang Tian, Bixia Wen, Mingwu Xiang, Wei Bai and Junming Guo
This work presents the rapid electrodeposition of Fe–Ni alloy foils from chloride baths containing trivalent iron ions at a low pH (<0.0). The effect of the concentration of Ni2+ ions on the content, surface morphology, crystal structure, and te...
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Denga Ramutshatsha-Makhwedzha, Jane Catherine Ngila, Patrick G. Ndungu and Philiswa Nosizo Nomngongo
This work reports the preparation and application of Fe2O3-SiO2-PAN nanocomposite for the removal of Cr3+, Cu2+, Al3+, Ba2+, Zn2+, Ni2+, Mn2+, Co2+, and Ti3+ from seawater. X-ray diffraction (XRD), scanning electron microscope/energy dispersive X-ray spe...
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Vadym Kovalenko,Valerii Kotok
Pág. 6 - 12
Nickel hydroxide is widely used as the active material in chemical power sources. The formation mechanism of nickel hydroxide includes two fast phases of the formation of an initial amorphous particle and slow aging (crystallization) stage. Characteristi...
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