The journal retracts the 29th June 2023 article cited above.
Following publication, concerns were identified regarding the peer review process and content of this article. Following an investigation conducted in accordance with Frontiers’ policies, the publisher no longer has confidence in the findings. The investigation was not able to determine whether all or any authors, editors, or reviewers were aware of or involved in any form of misconduct or manipulation of the publication process.
In adherence to the recommendations of the Committee on Publication Ethics (COPE), the article is retracted. The retraction was approved by the Chief Executive Editor at Frontiers and the Field Chief Editor of Frontiers in Energy Research. The authors received a communication regarding the retraction and had a chance to respond. This communication has been recorded by the publisher.
Summary
Citation
Frontiers Editorial Office (2025) Retraction: Size effect of mechanical characteristics of sandstone and granite under uniaxial compression. Front. Energy Res. 13:1764775. doi: 10.3389/fenrg.2025.1764775
Received
10 December 2025
Accepted
10 December 2025
Published
22 December 2025
Approved by
Frontiers Editorial Office, Frontiers Media SA, Switzerland
Volume
13 - 2025
Updates
Copyright
© 2025 Frontiers Editorial Office.
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*Correspondence: Frontiers Editorial Office, research.integrity@frontiersin.org
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