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Olimpia Daniela Frent, Laura Gratiela Vicas, Narcis Duteanu, Nicoleta Sorina Nemes, Bogdan Pascu, Alin Teusdea, Claudia Mona Morgovan, Mariana Eugenia Muresan, Tunde Jurca, Annamaria Pallag, Ana Maria Vlase, Laurian Vlase, Ioana Dejeu, George Emanuiel Dejeu and Eleonora Marian
The objective of this study was to develop microspheres (Ms) from natural materials, chitosan (Ch) and sodium alginate (Na-Alg), that protect Ruta graveolens L. (RG) extract against temperature, pH, and the oxidative impact of degradation. The microspher...
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Melika Hejazikhah and Parastoo Jamshidi
A novel magnetic solid-phase extraction adsorbent using deep eutectic solvent-coated magnetic graphene oxide (EgLiCl-mGO) was proposed for simultaneous preconcentration of Pb(II) and Cd(II). The nanocomposite was characterized by Fourier Transform Infrar...
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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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Feng Liu, Panpan Guo, Xunjian Hu, Baojian Li, Haibo Hu and Xiaonan Gong
The use of geosynthetic-encased stone columns has been proven to be an economical and effective method for soft soil foundation treatment. This method is widely used in civil engineering projects at home and abroad. When the geosynthetic-encased stone co...
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Guangzhong Liu, Sheng Zhang, Guojie Ma and Yipeng Pan
In order to solve the problem of many constraints and a complex navigation environment in the path planning of unmanned surface vehicles (USV), an improved sparrow search algorithm combining cubic chaotic map and Gaussian random walk strategy was propose...
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