The de-halogenation of highly concentrated halo-organic compounds using Zero Valent Iron entrapped in silica matrices as a catalyst was investigated. This study aimed to evaluate the effectiveness of the Zero Valent Iron-entrapped organically modified silica matrices in transforming highly concentrated hazardous halogenated compounds into environmentally benign materials in the presence of BH. The Zero Valent Iron-entrapped silica gel matrices were synthesized using the sol-gel method. The de-halogenation products were analyzed using high-performance liquid chromatography. The results suggest that the Zero Valent Iron-entrapped silica matrices are effective catalysts in the de-halogenation reaction of halo-organics by BH with 100% efficiency. The current work also highlights the complete de-bromination of harmful wastewater generated by the bromoacetic acid manufacturing industry using Zero Valent Iron-entrapped silica matrices. Therefore, Zero Valent Iron-entrapped silica matrices can be considered potential candidates for the catalytic removal of highly concentrated halo-organic compounds from contaminated water. This technology can play a crucial role in reducing the environmental impact of hazardous substances.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11593868 | PMC |
http://dx.doi.org/10.3390/gels10110718 | DOI Listing |
J Fluoresc
December 2024
Department of Physics, Dibrugarh University, Dibrugarh, 786004, Assam, India.
Sol-gel silica matrices singly doped with Sm and co-doped with ligands phenyl phosphinic acid (PPIA) and trioctylphosphine oxide (TOPO) were fabricated and studied for their structural and spectroscopic behaviour. Structural studies were done by x-ray diffraction (XRD) and Fourier transform infra-red (FTIR) absorption analysis whereas spectroscopic behaviour was studied by ultraviolet - visible (UV-Vis) absorption, photoluminescence (PL) excitation, emission and time-correlated decay analyses. XRD studies exhibit the amorphous nature of the samples and FTIR studies corroborate the presence of the ligands in the silica matrix.
View Article and Find Full Text PDFAppl Spectrosc
December 2024
Office of Mine Safety and Health Research, National Institute for Occupational Safety and Health (NIOSH), Spokane, Washington, USA.
Mikrochim Acta
November 2024
Institute of Chemistry, Saratov State University, Astrakhanskaya Street 83, Saratov, 410012, Russia.
The aim of this study is to develop molecularly imprinted protein specific to zearalenone (ZEN). The primary idea of our study was to replace the toxic template-ZEN-with a dummy-template-4-hydroxicoumarin-during the synthesis of imprinted proteins (IPs). The choice of the dummy-template was based on the results of comprehensive evaluation that included a combination of blind docking and molecular dynamics simulations.
View Article and Find Full Text PDFGels
November 2024
Chemical Engineering Department and The Radical Research Center, Ariel University, Ariel 4070000, Israel.
Biosensors (Basel)
November 2024
Université de Lorraine, CNRS, LIEC, F-54000 Nancy, France.
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