Retraction note: Nanoscale Research Letters (2020) 15:177 https://doi.org/10.1186/s11671-020-03396-9


The Editors in Chief have retracted this article. After publication, concerns were raised about the authors' contributions and integrity of data. The authors did not respond to the request to provide raw data and the original ethics approval. The Editors in Chief, therefore, have lost confidence in the findings of this article. The authors did not respond to any correspondence from the Editors about this retraction.