[1] Zhu Y., Wu Z., Jing M., Hou H., Yang Y., Zhang Y., Yang X., Song W., Jia X. and Ji X., J. Mater. Chem. A 3, 866 (2014).

[2] Zhang C., Kuila T., Kim N. H., Lee S. H. and Lee J. H., Carbon 89, 328 (2015).

[3] Xu K., Li W., Liu Q., Li B., Liu X., An L., Chen Z., Zou R. and Hu J., Journal of Materials Chemistry A 2, 4795 (2014).

[4] Gao Z., Yang W., Wang J., Song N. and Li X., Nano Energy 13, 306 (2015).

[5] Wang Y., Cheng K., Cao D., Yang F., Yan P., Zhang W. and Wang G., Fuel Cells 15, 298 (2015).

[6] Cui B., Lin H., Li J.-B., Li X., Yang J. and Tao J., Advanced Functional Materials 18, 1440 (2008).

[7] Wang Q., Liu B., Wang X., Ran S., Wang L., Chen D. and Shen G., Journal of Materials Chemistry 22, 21647 (2012).

[8] Zhang G. and Lou X. W., Advanced Materials 25, 976 (2013).

[9] Mondal A. K., Su D., Chen S., Kretschmer K., Xie X., Ahn H. J. and Wang G., Chemphyschem 16, 169 (2015).

[10] Jokar E., zad A. I. and Shahrokhian S., Journal of Solid State Electrochemistry 19, 269 (2014).

[11] Li X., Jiang L., Zhou C., Liu J. and Zeng H., NPG Asia Materials 7, e165 (2015).

[12] Cui B., Lin H., Liu Y.-z., Li J.-b., Sun P., Zhao X.-c. and Liu C.-j., The Journal of Physical Chemistry C 113, 14083 (2009).

[13] Wang H., Pyatenko A., Kawaguchi K., Li X., Swiatkowska-Warkocka Z. and Koshizaki N., Angewandte Chemie International Edition 49, 6361 (2010).

[14] Wang H., Koshizaki N., Li L., Jia L., Kawaguchi K., Li X., Pyatenko A., Swiatkowska-Warkocka Z., Bando Y. and Golberg D., Advanced Materials 23, 1865 (2011).

[15] Pyatenko A., Wang H. and Koshizaki N., The Journal of Physical Chemistry C 118, 4495 (2014).

[16] Pyatenko A., Wang H., Koshizaki N. and Tsuji T., Laser & Photonics Reviews 7, 596 (2013).