Abstract
Ultrathin 2-D anatase TiO2 nanoplatelets with a size of 15 nm and a thickness of only about 2 nm can be directly grown on the surface of graphene oxide support via a new facile one-pot method, while the latter is simultaneously reduced to graphene. The strong interaction between the metal oxide component and the carbonaceous support provides an excellent electron conduction pathway. When tested as the anode material for lithium-ion battery, the as-prepared sample demonstrated promising lithium storage properties with a high reversible capacity of more than 250 mA h g−1 for prolonged cycling as well as a good high-rate performance at a current rate of 10 C, suggesting the advantage of the two-dimensional nanohybrids prepared by the current method.
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Acknowledgments
The authors wish to thank National Research Foundation for financial support under a program (NRF-G-CRP 2007-1). Thanks are also due to David Lou XW for useful initial discussion.
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Shen, Y., Chen, J.S., Zhu, J. et al. Growth of two-dimensional ultrathin anatase TiO2 nanoplatelets on graphene for high-performance lithium-ion battery. J Nanopart Res 15, 1913 (2013). https://doi.org/10.1007/s11051-013-1913-x
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DOI: https://doi.org/10.1007/s11051-013-1913-x