RSC Advances
Paper
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Acknowledgements
This work was nancially supported by the NSFC (Grants
21531005) and the 973 program (2014CB845601). The support
from the doctoral program foundation of Tianjin Normal
University (52XB1509) and the program for Innovative Research
Team in University of Tianjin (TD12-5038) were also
acknowledged.
25 X. Wang and Y. W. Li, J. Mol. Catal. A: Chem., 2016, 420, 56–
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