Raman Shifts (IMAGE) Kazan Federal University Caption Figure 1. (a) AFM topography and (b) dc electrical current map of the 50 nm thick TiON film. (c) Far-field (tip off) and near-field (tip on) Raman spectra, and (d) TERS mapping at 480 cm-1 of the same film. Credit Kazan Federal University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.