Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode

In this study, an innovative and efficient carbide lime-assisted plant-microbial fuel cell (Ca-P-MFC) system was developed for treating dyestuff effluent and generating electricity. This system featured a carbon brush anode and a cupric oxide/carbon (CuO/C) cathode. The Ca-P-MFC system revealed outs...

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Main Authors: Leow Guo-Yao, Lam Sze-Mun, Sin Jin-Chung, Zeng Honghu
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/03/e3sconf_isgst2024_01028.pdf
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author Leow Guo-Yao
Lam Sze-Mun
Sin Jin-Chung
Zeng Honghu
author_facet Leow Guo-Yao
Lam Sze-Mun
Sin Jin-Chung
Zeng Honghu
author_sort Leow Guo-Yao
collection DOAJ
description In this study, an innovative and efficient carbide lime-assisted plant-microbial fuel cell (Ca-P-MFC) system was developed for treating dyestuff effluent and generating electricity. This system featured a carbon brush anode and a cupric oxide/carbon (CuO/C) cathode. The Ca-P-MFC system revealed outstanding performance compared to both the P-MFC and CW systems. At a carbide lime loading of 200 mg L−1, the Ca-P-MFC system achieved an impressive methylene blue decomposition efficiency of 86.6% and a maximum power density (P) of 60.2 mW m−2. The improved performance can be attributed to the incorporation of carbide lime, which promoted microbial reactions extending from the electrode surfaces throughout the operational area of the system. Furthermore, carbide lime served as an effective electron carrier, facilitating electron transfer across the system. The optimal loading of carbide lime was systematically evaluated in the developed Ca-P-MFC system, providing comprehensive insights into the mechanism of P-MFC.
format Article
id doaj-art-04ef84ea28834126a227113e13db7972
institution Kabale University
issn 2267-1242
language English
publishDate 2025-01-01
publisher EDP Sciences
record_format Article
series E3S Web of Conferences
spelling doaj-art-04ef84ea28834126a227113e13db79722025-02-05T10:47:33ZengEDP SciencesE3S Web of Conferences2267-12422025-01-016030102810.1051/e3sconf/202560301028e3sconf_isgst2024_01028Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathodeLeow Guo-Yao0Lam Sze-Mun1Sin Jin-Chung2Zeng Honghu3Faculty of Engineering and Green Technology, Universiti Tunku Abdul RahmanFaculty of Engineering and Green Technology, Universiti Tunku Abdul RahmanFaculty of Engineering and Green Technology, Universiti Tunku Abdul RahmanCollege of Environmental Science and Engineering, Guilin University of TechnologyIn this study, an innovative and efficient carbide lime-assisted plant-microbial fuel cell (Ca-P-MFC) system was developed for treating dyestuff effluent and generating electricity. This system featured a carbon brush anode and a cupric oxide/carbon (CuO/C) cathode. The Ca-P-MFC system revealed outstanding performance compared to both the P-MFC and CW systems. At a carbide lime loading of 200 mg L−1, the Ca-P-MFC system achieved an impressive methylene blue decomposition efficiency of 86.6% and a maximum power density (P) of 60.2 mW m−2. The improved performance can be attributed to the incorporation of carbide lime, which promoted microbial reactions extending from the electrode surfaces throughout the operational area of the system. Furthermore, carbide lime served as an effective electron carrier, facilitating electron transfer across the system. The optimal loading of carbide lime was systematically evaluated in the developed Ca-P-MFC system, providing comprehensive insights into the mechanism of P-MFC.https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/03/e3sconf_isgst2024_01028.pdf
spellingShingle Leow Guo-Yao
Lam Sze-Mun
Sin Jin-Chung
Zeng Honghu
Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode
E3S Web of Conferences
title Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode
title_full Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode
title_fullStr Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode
title_full_unstemmed Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode
title_short Integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant-microbial fuel cell coupled with cupric oxide/carbon cathode
title_sort integration of carbide lime substrate for enhanced energy recovery and dye decomposition in plant microbial fuel cell coupled with cupric oxide carbon cathode
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/03/e3sconf_isgst2024_01028.pdf
work_keys_str_mv AT leowguoyao integrationofcarbidelimesubstrateforenhancedenergyrecoveryanddyedecompositioninplantmicrobialfuelcellcoupledwithcupricoxidecarboncathode
AT lamszemun integrationofcarbidelimesubstrateforenhancedenergyrecoveryanddyedecompositioninplantmicrobialfuelcellcoupledwithcupricoxidecarboncathode
AT sinjinchung integrationofcarbidelimesubstrateforenhancedenergyrecoveryanddyedecompositioninplantmicrobialfuelcellcoupledwithcupricoxidecarboncathode
AT zenghonghu integrationofcarbidelimesubstrateforenhancedenergyrecoveryanddyedecompositioninplantmicrobialfuelcellcoupledwithcupricoxidecarboncathode