In the published article, the conflict of interest lacked necessary details regarding a previous collaboration between author Mohammad Rafe Hatshan & reviewer Kuan Shiong Khoo. An investigation by the Research Integrity auditing team found that this conflict of interest did not unduly impact the peer review process or scientific validity of the article.
As a result, a Correction has been published, and the Expression of Concern is considered resolved. This notice remains published to retain a transparent record.
Statements
Correction note
This article has been corrected with minor changes. These changes do not impact the scientific content of the article.
Summary
Keywords
Environmental Pollution, graphene oxide, Heavy metal ions, copper oxide nanocomposites, Removal efficiency, kinetics and adsorption
Citation
Frontiers Editorial Office (2024) Expression of concern: Kinetic and equilibrium study of graphene and copper oxides modified nanocomposites for metal ions adsorption from binary metal aqueous solution. Front. Chem. 12:1450335. doi: 10.3389/fchem.2024.1450335
Received
17 June 2024
Accepted
17 June 2024
Published
23 July 2024
Corrected
23 September 2025
Approved by
Frontiers Editorial Office, Frontiers Media SA, Switzerland
Volume
12 - 2024
Updates
Copyright
© 2024 Frontiers Editorial Office.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
*Correspondence: Frontiers Editorial Office, research.integrity@frontiersin.org
Disclaimer
All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article or claim that may be made by its manufacturer is not guaranteed or endorsed by the publisher.