SEARCH Articles Figures Tables Infrared Spectroscopy at Surfaces and Interfaces Raman Spectroscopy of Biomolecules at Electrode Surfaces Spectroscopy as a Probe of Surface Electrochemistry at Metal Catalyst Particles Spectroscopy at Metal Surfaces and Interfaces Surface spectroscopy UV-visible Reflectance Spectroscopy of Thin Organic Films at Electrode Surfaces Unenhanced Raman Spectroscopy at Smooth Surfaces