Song, J., M. Zheng, B. Zhang, Q. Li, F. Wang, L. Ma, Y. Li, C. Zhu, L. Ma, and W. Shen. “Fast Growth of Highly Ordered TiO2 Nanotube Arrays on Si Substrate under High-Field Anodization”. Nano-Micro Letters, vol. 9, no. 2, Nov. 2016, p. 13, doi:10.1007/s40820-016-0114-4.