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Development and characterization of fluorescent cellulose succinate hydrogels for efficient chromium adsorption
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SYSNO ASEP 0600253 Druh ASEP J - Článek v odborném periodiku Zařazení RIV J - Článek v odborném periodiku Poddruh J Článek ve WOS Název Development and characterization of fluorescent cellulose succinate hydrogels for efficient chromium adsorption Tvůrce(i) Tohamy, H.-A. S. (EG)
El-Sakhawy, M. (EG)
Strachota, Beata (UMCH-V) RID
Mares Barbosa, Silvia (UMCH-V)
Strachota, Adam (UMCH-V) RID, ORCID
Kamel, S. (EG)Číslo článku 339 Zdroj.dok. Journal of Polymer Research. - : Springer - ISSN 1022-9760
Roč. 31, č. 11 (2024)Poč.str. 18 s. Jazyk dok. eng - angličtina Země vyd. NL - Nizozemsko Klíč. slova N-doped carbon quantum dots ; cellulose succinate hydrogels ; fluorescence Vědní obor RIV CD - Makromolekulární chemie Obor OECD Polymer science Způsob publikování Omezený přístup Institucionální podpora UMCH-V - RVO:61389013 UT WOS 001347314500001 EID SCOPUS 85208702631 DOI https://doi.org/10.1007/s10965-024-04164-4 Anotace This study focuses on developing and characterizing of fluorescent cellulose-based hydrogelsfor efficient chromium (Cr(VI)) adsorption. For this purpose, microcrystalline cellulose (MCC) was first surface-modified to achieve solubility using succinic anhydride. Cellulose succinate (CS) subsequently was grafted with a mixture of acrylic acid (AA) and acrylamide (AM), while N,N′-methylene-bis(acrylamide) (MBA) was added as crosslinker to obtain the final grafted and crosslinked hydrogels. To impart fluorescence and sensing capabilities, nitrogen-doped carbon quantum dots (N-CQDs) were synthesized via a microwave-assisted method using sugarcane bagasse, NaOH, and urea as precursors, and incorporated into the hydrogel. The resulting hydrogels demonstrated effective Cr(VI) adsorption, with optimal performance observed at 10% N–CQD loading. FTIR, SEM, rheological analysis, and TGA were employed for hydrogel characterization, while adsorption kinetics provided insights into the interaction mechanisms with Cr(VI). Pracoviště Ústav makromolekulární chemie Kontakt Eva Čechová, cechova@imc.cas.cz ; Tel.: 296 809 358 Rok sběru 2025 Elektronická adresa https://link.springer.com/article/10.1007/s10965-024-04164-4
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