Comparative study of atomic force mode and tunneling mode tip-enhanced Raman spectroscopyG. Picardi, Q. Nguyen, J. Schreiber and R. OssikovskiEur. Phys. J. Appl. Phys., 40 2 (2007) 197-201DOI: https://doi.org/10.1051/epjap:2007144
