Group publications
 

1. T. Choi, C.D. Ruggiero and J.A. Gupta, Tunneling spectroscopy of ultrathin insulating Cu2N films, and single Co adatoms, J. Vac. Sci. Technol. B. 27, 887 (2009).

2. T. Choi, C.D. Ruggiero and J.A. Gupta, Incommensurability and atomic structure of c(2x2)N/Cu(100): A scanning tunneling microscopy study, Phys. Rev. B. 78, 035430 (2008).

3. C.D. Ruggiero, T. Choi and J.A. Gupta, Tunneling spectroscopy of ultrathin insulating films: CuN on Cu(100), Appl. Phys. Lett. 91, 253106 (2007).