Retraction note: Nanoscale Research Letters (2021) 16:165 https://doi.org/10.1186/s11671-021-03608-w


The Editors in Chief have retracted this article. After publication, concerns were raised concerning the authors' contributions and the integrity of the article. The authors did not respond to requests for further clarification and did not supply raw data or the ethics permit. The Editors, therefore, have lost confidence in the integrity of the article's findings. The authors did not respond to any correspondence from the Editor about this retraction.