Y. Pang, H. Song, J. H. Kim, X. Hou, and W. Cheng. (2014). Optical Trapping of Individual Human Immunodeficiency Viruses in Culture Fluid Reveals Heterogeneity with Single-Molecule Resolution. Nature Nanotechnology 9: 624-630.

B. Koh, G. Kim, H. Yoon, J. B. Park, R. Kopelman, and W. Cheng. (2012). Fluorophore and Dye-Assisted Dispersion of Carbon Nanotubes in Aqueous Solution. Langmuir 28: 11676-11686.

W. Cheng, S. G. Arunajadai, J. R. Moffitt, I. Tinoco Jr., and C. Bustamante. (2011). Single Base Pair Unwinding and Asynchronous RNA Release by the HCV NS3 Helicase. Science 333: 1746-1749.

X. Hou and W. Cheng. (2011). Single-Molecule Detection Using Continuous-Wave Excitation of Two-Photon Fluorescence. Opt. Lett. 36: 3185-3187. (Also selected for publication in the Virtual Journal for Biomedical Optics)

X. Hou and W. Cheng. (2012). Optical Tweezers. In: Roberts GC. Encyclopedia of Biophysics. Heidelberg, Springer.