We performed SERS studies of DNA monolayer on modified Au nanoparticle regular arrays. Drastic enhancement of SERS from DNA molecules was observed when closely spaced arrays were optimally prepared by e-beam lighography and chemical modification.
© 2010 The Optical Society
H. Kim, J. Song, B. Ahn, T. Kim, Y. Dong, J. Song, S. Kim, H. J. Sohn, and D. H. Ha, "Surface-Plasmon Enhanced Raman Scattering of DNA Molecules on Regular Arrays of Modified Gold Nanoparticles," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optical Society of America, 2010), paper CFA2.