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Igor Zhdanov, Svetlana Pakhomova, Anfisa Berezina, Ksenia Silvestrova, Natalia Stepanova and Evgeniy Yakushev
Plastic is recognized as a threat to marine ecosystems, and estimating the level of plastic and microplastics (MPs) pollution of the World Ocean is, nowadays, the goal of many studies. However, the use of different methods for the sampling and analysis o...
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Anna-Marie Lauermannová, Michal Lojka, Filip Antoncík, David Sedmidubský, Milena Pavlíková, Zby?ek Pavlík and Ondrej Jankovský
The data acquired from the conducted tests and analyses can be used in the design and development of energy-efficient low-carbon construction materials. Because magnesium oxybromide phases (MOB-318, MOB-518) are stable, non-defective and well densified, ...
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Matthew Mamera, Johan J. van Tol, Makhosazana P. Aghoghovwia and Elmarie Kotze
Heavy metals in water sources can threaten human life and the environment. The analysis time, need for chemical reagents, and sample amount per analysis assist in monitoring contaminants. Application of the Fourier Transform Infrared (FT-IR) Spectroscopy...
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Francesca Di Donato, Arianna Sabatini, Alessandra Biancolillo, Martina Foschi, Daniela Maria Spera, Paolo Polidori and Angelo Antonio D?Archivio
Multi-platform analysis of donkey milk.
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Monia Renzi, Eleonora Grazioli, Eleonora Bertacchini and Andrea Bla?kovic
This study evaluates the chemical composition of microplastic materials (MPs) and non-synthetic particles in different table salts of marine origin by the µFT-IR technique. This research focuses on the microparticles fraction within 10?150 µm of size. El...
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Marwa El-Azazy, Ahmed S. El-Shafie, Aya Ashraf and Ahmed A. Issa
Biosorptive removal of basic fuchsin (BF) from wastewater samples was achieved using the recycled agro-wastes of pistachio nut shells (PNS). Seven adsorbents were developed; raw shells (RPNS) and the thermally activated biomasses at six different tempera...
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Maged S. Al-Fakeh, Roaa O. Alsaedi, Nesrine Amiri and Gadah A. Allazzam
Nano-sized manganese oxide and cadmium oxide were formed quantitatively via chemical routes, using calcination from an aqueous solution containing metal chloride as a precursor, to create polyvinyl alcohol and para-aminobenzoic acid complexes with the fo...
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Draga Dragnea, Dragos Gudovan, Elena Zaharia, Ion Dragnea, Costin Sorin Bildea
Pág. 61 - 71
For environmental reasons, the paints industry shifts from solvent-borne towards water-borne formulations. This change is challenging the business of aluminum pigments, as the hydrogen released by the reaction of aluminum with water degrades the optical ...
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Anna Sliwinska, Adam Smolinski and Piotr Kucharski
The application of Fourier transform infrared spectroscopy to the simultaneous analysis of heavy metal concentration in soil samples was demonstrated in this paper. Two spectral techniques, namely, attenuated total reflectance (ATR) and diffuse reflectan...
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Guanguang Zhang, Kuankuan Lu, Xiaochen Zhang, Weijian Yuan, Honglong Ning, Ruiqiang Tao, Xianzhe Liu, Rihui Yao and Junbiao Peng
Polyethylene oxide (PEO)-modified silicon dioxide (SiO2)-doped crystalline tungsten trioxide (WO3) films for use as electrochromic layers were prepared on indium tin oxide (ITO) glass by the sol–gel spin coating technique. The effects of the PEO te...
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Aminur Rahman
This study explores the potential of modified shrimp-based chitosan (MSC) as an innovative adsorbent for eliminating heavy metals (HMs) from contaminated water sources. The modifications encompassed various chemical treatments, surface functionalization,...
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Khizar Hussain Shah, Noor S. Shah, Gul Afshan Khan, Sadaf Sarfraz, Jibran Iqbal, Aneeqa Batool, Ahmad Jwuiyad, Shabnam Shahida, Changseok Han and Monika Wawrzkiewicz
This study focuses on investigating and comparing the influence of the surface functional groups and chemical matrices of macroporous resin on the Cr(III) exchange mechanism. The results discussed herein indicate that sulfonic resin removed Cr(III) ions ...
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Nadezhda Petkova, Ani Petrova, Ivan Ivanov, Ivanka Hambarlyiska, Yulian Tumbarski, Ivayla Dincheva, Manol Ognyanov and Petko Denev
This research aimed to reveal the chemical composition of different fractions obtained by sequential extraction of purple coneflower (Echinacea purpurea) roots and to evaluate the antimicrobial activity of some of them. Hexane, chloroform, ethyl acetate,...
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Mingxia Wu, Zhiheng Ma, Yu Fan, Yuetao Wu, Zhongxun An, Hongbin Zhao, Yanli Liu and Jiaqiang Xu
To guarantee the security of new energy vehicles (NEV), which include energy storage devices such as batteries, a quartz crystal microbalance (QCM) sensor was designed to detect online the HF gas produced from the leakage of electrolyte in the power syst...
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Alexander Misol, Alejandro Jiménez and Francisco M. Labajos
Amines with two carbon atoms in the organic chain [ethylamine (EA), diethylamine (DEA), triethylamine (TEA)] have been used as precipitant agents to obtain a hydrotalcite-like compound with Zn (II) and Al (III) as layered cations and with nitrate anions ...
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Mani Shivakumar, Aruna Singh, Thirumalini Selvaraj and Shanmugapriya Thangaraj
The scientific investigation performed on the different mortar typologies of the Padmanabhapuram Palace mortars in a previous study led to the formulation of a similar traditional mortar. The outcome of the study was an increase in the carbonation action...
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Dongmei He, István T. Horváth
Pág. 1 - 11
The functionalized Shvo?s catalyst precursor {3,4-[p-(EtO)3Si(CH2)3OPh]2-2,5-Ph2(?4-C4CO)}Ru(CO)3 (1) was covalently immobilized to the surface of magnetic nanoparticles, MNPs, including magnetite (Fe3O4) and magnetite covered by one, two and three indep...
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Marwa El-Azazy, Sarra N. Dimassi, Ahmed S. El-Shafie and Ahmed A. Issa
Titan yellow (TY), a triazene azo dye, was removed from contaminated wastewater samples using a green adsorbent recycled from Aloe vera leaves (AV) waste. Two adsorbents were developed?air-dried Aloe vera (ADAV) and thermally treated Aloe vera (TTAV). Ad...
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Rizwan Khan, Muhammad Ali Inam, Saba Zam Zam, Du Ri Park and Ick Tae Yeom
Zinc oxide nanoparticles (ZnO NPs) are among the most widely used engineered nanoparticles (ENPs) in various commercial sectors to achieve both social and economic benefits. The post-use release of these NPs to the environment is inevitable, and may pose...
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Xiaoze Yin, Huaqin Yin, Renjie Wang, Jinnan Wang and Aimin Li
Novel Fenton-like catalyst HKUST-1(Cu)/MoS2-3-C with a non-equilibrium-state surface was constructed for selective degradation of phenolic contaminants. Electron-polarized distribution facilitated the formation of s-Cu-ligand between electron-poor Cu cen...
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