Study of graphene-like layer deposition at interfaces
Molecular Spectroscopy Group, Max Planck Institute for Polymer Research, Mainz
2Institute for Micro Technologies, RheinMain University of Applied Sciences, Wiesbaden
Abstract
Graphene are in focus of scientific interests due to its unique optical, thermal and electrical properties. In this paper we present a method suitable for the in-situ monitoring of the deposition processes of graphene-like layers on gold surfaces. By using surface plasmon resonance spectroscopy SPR as a high surface sensitive method we successfully illustrate both the time-resolved monitoring of the deposition process and the optical properties. Furthermore we studied the influence of a pulsed UV-laser on the deposition process. With SPR imaging we attained a resolution for layer thickness in the sub nanometer range. So we were able to analyze the homogeneity of the deposition process.