1. All solid state PV devices;
2. biosensor devices;

Employment

Education

1. X. J. Feng, K. Zhu, A. J. Frank, C. A. Grimes, T. E. Mallouk, Rapid Charge Transport in Dye-Sensitized Solar Cells Made from Aligned Single Crystal Rutile TiO₂ Nanowire, Angew. Chem. Int. Ed. 2012, 51, 2727.
2. J. Z. Su, X. J. Feng, J. D. Sloppy, L. J. Guo, C. A. Grimes, Vertically Aligned WO₃ Nanowire Arrays Grown Directly on Transparent Conducting Oxide Coated Glass: Synthesis and Photoelectrochemical Properties, Nano. Lett. 2011, 11, 203.
3. X. J. Feng, T. J. Latempa, J. I. Basham, G. K. Mor, O. K. Varghese, C. A. Grimes, Ta₃N₅ Nanotube Arrays for Visible Light Water Photoelectrolysis, Nano. Lett. 2010, 10, 948.
4. X. J. Feng, K. Shankar, O. K. Varghese, C. A. Grimes, Tantalum Doped Titanium Dioxide Nanowire Arrays for Dye Sensitized Solar Cells with High Open-Circuit Voltage, Angew. Chem. Int. Ed. 2009, 48, 8095.
5. X. J. Feng, K. Shankar, O. K. Varghese, M. Paulose, T. J. Latempa, C. A. Grimes, Vertically Aligned TiO₂ Nanowire Arrays Grown Directly on Transparent Conducting Oxide Coated Glass: Synthesis and Applications, Nano. Lett. 2008, 8, 3781.
6. X. J. Feng, J. M. Macak, P. Schmuki,  Robust Self-Organization of TiO₂ Nanotube Arrays over a Wide pH Range, Chem. Mater. 2007, 19, 1534.
7. S. T. Wang, X. J. Feng, J. N. Yao, L. Jiang, Wettability and Chromism Dual-responsive Tungsten Oxide Film, Angew. Chem. Int. Ed. 2006, 45, 1264.
8. X. J. Feng, L. Jiang, Design and Creation of Super-Wetting/Antiwetting Surfaces,   Adv. Mater. 2006, 18, 3063.
9. X. J. Feng, J. Zhai, L. Jiang,The Fabrication and Switchable Super-hydrophobicity of TiO₂ Nanorod Films, Angew. Chem. Int. Ed. 2005, 44, 5115.
10. X. J. Feng, L. Feng, M. Jin, J. Zhai, L. Jiang, D. B. Zhu,  Reversible Super-hydrophobicity to Super-hydrophilicity Transition of Aligned ZnO Nanorod Films, J. Am. Chem. Soc. 2004, 126, 62.