Raman Spectroscopy of Nanomaterials: Research opportunities and techniques using Raman spectroscopy at CNMS will be described, including: a brief overview of linear and nonlinear Raman scattering methods, Surface- and Tip-Enhanced Raman Scattering (SERS and TERS), tunable micro-Raman characterization of nanomaterials, resonant Raman scattering of single-wall carbon nanotubes, in situ pulsed Raman spectroscopy of nanomaterial synthesis, and in situ operando analysis of catalytic processes.