Influence of foreign metal atoms deposited at electrodes on local and nonlocal processes in Surface Enhanced Raman Scattering

Effects of underpotentially deposited TI

Effects of underpotentially deposited TI and Pb submonolayers on the surface-enhanced Raman scattering (SERS) from pyridine at Ag electrodes

✍ T. Watanabe; N. Yanagihara; K. Honda; B. Pettinger; L. Moerl 📂 Article 📅 1983 🏛 Elsevier Science 🌐 English ⚖ 642 KB

## SERS from pyridine on an Ag clccrrode is almost complcrely quenched by underpotential deposition of Tl 10 a surface covemgc of J 3%. Removal of Tl by anodic stripping does not restore the original SERS intensity. These results susest that only a small fraction of adsorbed pyridine molecules is