This paper is marked retracted in the scholarly record (OpenAlex). Interpret its findings with caution.
Retraction: Superior electrochemical performances of highly porous bismuth oxyhalide/lemon peel derived activated carbon electrode materials for solid state asymmetric and symmetric supercapattery devices
Junaid Khan, A. Ahmed, Abdullah A. Al-Kahtani
TL;DR
This retraction notice announces the withdrawal of a paper about using bismuth oxyhalide and lemon peel-derived carbon in supercapattery devices.
Contribution
The paper is being retracted, indicating the findings or claims presented are no longer considered valid.
Findings
The paper's claims about electrochemical performance are being retracted.
The use of lemon peel-derived activated carbon in the study is no longer supported.
Abstract
Retraction of ‘Superior electrochemical performances of highly porous bismuth oxyhalide/lemon peel derived activated carbon electrode materials for solid state asymmetric and symmetric supercapattery devices’ by Junaid Khan et al., RSC Adv., 2025, 15, 49565–49583, https://doi.org/10.1039/D5RA07844J.
Genes, proteins, chemicals, diseases, species, mutations and cell lines named across the full text — each resolved to its canonical identifier and authoritative record.
- —King Saud University10.13039/501100002383
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Taxonomy
TopicsSupercapacitor Materials and Fabrication · Perovskite Materials and Applications · Covalent Organic Framework Applications
The Royal Society of Chemistry hereby wholly retracts this RSC Advances article.
Junaid Khan had access to this material as a reviewer for another publisher and then submitted the same work to the Royal Society of Chemistry with a different author list. They have not been able to provide evidence that they carried out this work.
The authors were informed about the retraction of the article. Junaid Khan has not agreed with the decision, the other authors have not responded.
Signed: Laura Fisher, Executive Editor, RSC Advances
Date: 24th February 2026