Bacterial nanocellulose proton exchange membranes functionalized with Reactive Black 5 for microbial fuel cells

Microbial Fuel Cells (MFCs) represent a promising technology for renewable energy generation, effectively converting chemical energy into electricity. A critical parameter influencing MFC performance is the quality of Proton Exchange Membranes (PEMs). In this study, we aimed to assess energy generat...

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Publié dans:Environmental technology. - 1993. - 46(2025), 25 vom: 15. Okt., Seite 5079-5089
Auteur principal: de Souza, Leticia (Auteur)
Autres auteurs: Recouvreux, Derce, Lopes, Leonardo Paludetto, Carminatti, Claudimir, Antônio, Regina, Hotza, Dachamir
Format: Article en ligne
Langue:English
Publié: 2025
Accès à la collection:Environmental technology
Sujets:Journal Article Microbial fuel cell Reactive Black 5 bacterial nanocellulose bioenergy proton exchange membrane Cellulose 9004-34-6 Protons Membranes, Artificial plus... Remazol black B O0HDY58362 Naphthalenesulfonates Soot
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520 |a Microbial Fuel Cells (MFCs) represent a promising technology for renewable energy generation, effectively converting chemical energy into electricity. A critical parameter influencing MFC performance is the quality of Proton Exchange Membranes (PEMs). In this study, we aimed to assess energy generation in MFCs using bacterial nanocellulose (BNC) membranes functionalized with Remazol Black 5 (RB5) as PEMs. The most favourable outcome was achieved with the BNC membrane produced with 150 mg L-1 of RB5.To characterize these membranes, we conducted ion exchange capacity (IEC) and liquid water uptake capacity (WUC) measurements, as well as analyzed their physicochemical properties using scanning electron microscopy (SEM) and Fourier transform infrared (FTIR) spectroscopy. Subsequently, we employed MFCs to evaluate the RB5-functionalized BNC membranes as PEMs. The results demonstrated that the IEC of the BNC/RB5 membranes was comparable to that of the conventional Nafion® membrane, emphasizing their potential suitability in MFC applications. The maximum power density of BNC-RB5 150 was 28.05 mW m-2, with an internal resistance of 0.18 mΩ m-2. This research shows that the functionalization of BNC can improve high-performance in PEMs for MFCs based in BNC, contributing to the advancement of renewable energy technologies and fostering more sustainable energy solutions 
650 4 |a Journal Article 
650 4 |a Microbial fuel cell 
650 4 |a Reactive Black 5 
650 4 |a bacterial nanocellulose 
650 4 |a bioenergy 
650 4 |a proton exchange membrane 
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650 7 |a 9004-34-6  |2 NLM 
650 7 |a Protons  |2 NLM 
650 7 |a Membranes, Artificial  |2 NLM 
650 7 |a Remazol black B  |2 NLM 
650 7 |a O0HDY58362  |2 NLM 
650 7 |a Naphthalenesulfonates  |2 NLM 
650 7 |a Soot  |2 NLM 
700 1 |a Recouvreux, Derce  |e verfasserin  |4 aut 
700 1 |a Lopes, Leonardo Paludetto  |e verfasserin  |4 aut 
700 1 |a Carminatti, Claudimir  |e verfasserin  |4 aut 
700 1 |a Antônio, Regina  |e verfasserin  |4 aut 
700 1 |a Hotza, Dachamir  |e verfasserin  |4 aut 
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773 1 8 |g volume:46  |g year:2025  |g number:25  |g day:15  |g month:10  |g pages:5079-5089 
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