G. H. Lu, L. E. Ocola, and J. H. Chen*, "Reduced Graphene Oxide for Room-Temperature Gas Sensors," Nanotechnology 20(44), No. 445502, 2009. (Downloaded over 250 times in 27 days)


G. H. Lu, L. E. Ocola, and J. H. Chen*, "Room-Temperature Gas Sensing through Electronic Transfer between Discrete Tin Oxide Nanocrystal and Multiwalled Carbon Nanotube," Advanced Materials 21(24), 2487-2491, 2009. (Featured as Frontispiece)


G. H. Lu, L. E. Ocola, and J. H. Chen*, "Gas Detection Using Low-Temperature Reduced Graphene Oxide Sheets," Applied Physics Letters 94(8), No. 083111, 2009. Selected for Mar. 16, 2009 issue of Virtual Journal of Nanoscale Science & Technology.


G. H. Lu, S. Mao, S. Park, R. S. Ruoff, and J. H. Chen*, "Facile, Noncovalent Decoration of Graphene Oxide Sheets with Nanocrystals," Nano Research 2(3), 192-200, 2009.


S. Mao, G. H. Lu, and J. H. Chen*, "Carbon-Nanotube-Assisted Transmission Electron Microscopy Characterization of Aerosol Nanoparticles," Journal of Aerosol Science 40(2), 180-184, 2009.


K. H. Yu and J. H. Chen*, "Enhancing Solar Cell Efficiencies through 1-D Nanostructures," Nanoscale Research Letters 4(1), 1-10, 2009. (IF=2.726) (Top 5 most downloaded article)


P. X. Wang and J. H. Chen*, "Numerical Modeling of Ozone Production in a Wire-cylinder Corona Discharge and Comparison with a Wire-plate Corona Discharge," Journal of Physics D: Applied Physics 42(3), No. 035202, 2009.