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Abdulrahman Shuaibu, Robert M. Kalin, Vernon Phoenix, Limbikani C. Banda and Ibrahim Mohammed Lawal
The assessment of hydrochemical characteristics and groundwater quality is crucial for environmental sustainability in developing economies. This study employed hydrogeochemical analysis, geospatial analysis, and groundwater quality index to assess hydro...
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Chenghao Yu, Jifei Ye, Hao Chang, Weijing Zhou, Xiao Han, Mingyu Li and Heyan Gao
The ejection of the plasma plume produced by laser ablation is an important process for inducing mechanical effects. Therefore, in this paper, the characteristics of the plasma plume are investigated in order to analyze the impulse coupling mechanism wit...
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Evgeniya Ermakova, Sergey Sysoev, Irina Tsyrendorzhieva, Alexander Mareev, Olga Maslova, Vladimir Shayapov, Eugene Maksimovskiy, Irina Yushina and Marina Kosinova
We report an investigation into 1,4-Bis-N,N-(trimethylsilyl)piperazine (BTMSP) as a novel precursor for the synthesis of silicon carbonitride films by chemical vapor deposition (CVD). The thermal stability, temperature dependence of vapor pressure and th...
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Dong-Heon Kim, Jong-Geum Lee, Jin-Hong Kwon, Sang-Woo Kim and Hang-Bae Jun
In this study, we aimed to develop a novel method to quantify residual colorants in the water supply using a spectrocolorimeter. Cross-tests of color and turbidity showed that standard color solutions of 1?50 color units had a turbidity of ?0.094 nephelo...
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Enrique J. Flores-Munguía, José Luis Rosas-Acevedo, Aurelio Ramírez-Hernández, Alejandro Aparicio-Saguilan, Rosa M. Brito-Carmona and Juan Violante-González
Contamination of aquatic ecosystems by microplastics (MPs) is mainly due to the release of high levels of MP particles from treated effluents by wastewater treatment plants (WWTPs). Due to the lack of policies and regulations establishing criteria for th...
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Kristen Courtney Carpenter, Loic Bethel Dje, Mercy Achang and Mileva Radonjic
The Marcellus shale is an unconventional reservoir of significant economic potential with Total Organic Carbon (TOC) ranging from 1 to 20%. Hydraulic fracturing is used to extract the shale?s resources, which requires large amounts of water and can resul...
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Chiara Concetta Siciliano, Van Minh Dinh, Paolo Canu, Jyri-Pekka Mikkola and Santosh Govind Khokarale
In this study, glutaraldehyde cross-linked chitosan support, as well as the catalysts obtained after loading Ag metal (Ag/Chitosan), were synthesised and applied for adsorption and reduction of phenol red dye in an aqueous solution. The Ag/chitosan catal...
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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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Chiara Elmi, Jacob R. Whitlock, Matthew T. Macdowell and Richard D. Foust, Jr.
Many regions of the United States contain manganese deposits economically valuable in New England, Appalachian, and Piedmont regions in the Eastern United States, in Northern Arkansas, and, to a small extent, in Central?Western California. Mn oxide/hydro...
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Ali Barkhordari, Seyed Iman Mirzaei, Amir Falahat, Dorota A. Krawczyk and Antonio Rodero
In this work, a new plasma reactor operating with a butane/propane (C4H10/C3H8) gaseous mixture, designed for hydrogen molecule production, was experimentally studied. This reactor is based on a rotating electrode, biased by an AC high voltage. The plasm...
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