“Near-Infrared Surface-enhanced Raman Scattering and Confocal Raman Microscopy Study of the CnAzoNaph(1, 4)CmN+Br- (n=7, 10, 12; m=4, 6) Ultrathin Films” Y. Wu, B. Zhao, W. Xu, G. Li, B. Li and Y. Ozaki The XVIIth International Conference on Raman Spectroscopy,Edited by Shu-Lin Zhang and Bang-fen Zhu, JOHN WILEY & SONS, LTD, 2000, ISBN 0-471-49007-5, P296.