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Retraction: Mutual effect of U(VI) and Sr(II) on graphene oxides: evidence from EXAFS and theoretical calculations

Wencai Cheng ab, Congcong Ding ab, Qunyan Wu c, Xiangxue Wang ab, Yubing Sun *b, Weiqun Shi *c, Tasawar Hayat de, Ahmed Alsaedi e, Zhifang Chai cf and Xiangke Wang *adf
aSchool of Environment and Chemical Engineering, North China Electric Power University, Beijing 102206, P. R. China. E-mail: xkwang@ncepu.edu.cn; Fax: +86 10 61772890; Tel: +86 10 61772890
bInstitute of Plasma Physics, Chinese Academy of Science, P.O. Box 1126, Hefei, 230031, P.R. China. E-mail: sunyb@ipp.ac.cn
cLaboratory of Nuclear Energy Chemistry and Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety, Institute of High Energy Physics, Chinese Academy of Sciences, Beijing, China. E-mail: shiwq@ihep.ac.cn
dNAAM Research Group, Faculty of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia
eDepartment of Mathematics, Quaid-I-Azam University, Islamabad 44000, Pakistan
fCollaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education Institutions and School for Radiological and Interdisciplinary Sciences, Soochow University, 215123, Suzhou, P.R. China

Received 8th April 2020 , Accepted 8th April 2020

First published on 23rd April 2020


Abstract

Retraction of ‘Mutual effect of U(VI) and Sr(II) on graphene oxides: evidence from EXAFS and theoretical calculations’ by Wencai Cheng et al., Environ. Sci.: Nano, 2017, 4, 1124–1131.


The Royal Society of Chemistry, with the agreement of the named authors, hereby wholly retracts this Environmental Science: Nano article due to concerns with the reliability of the data in the published article.

The authors have informed us that the EXAFS fitting in Fig. 3 was not reasonable and, therefore, the published EXAFS data in Fig. 3 and Table S2 are unreliable.

The SEM image in Fig. S1A has been duplicated from another publication, but the images are reported to have been created using different instruments.

Given the significance of the concerns about the validity of the data, the findings presented in this paper are no longer reliable.

Signed: Congcong Ding, Xiangxue Wang, Yubing Sun, Weiqun Shi and Xiangke Wang

Date: 27th March 2020

Wencai Cheng, Qunyan Wu, Tasawar Hayat, Ahmed Alsaedi and Zhifang Chai were contacted but did not respond.

Retraction endorsed by Sam Keltie, Executive Editor, Environmental Science: Nano


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