Research Article

The Influence of Molecular Structure Modifications on Vibrational Properties of Some Beta Blockers: A Combined Raman and DFT Study

Figure 4

SER spectra for 10 mM Atenolol, Bisoprolol, and Metoprolol obtained on silver nanoparticles with 0.1 M NaCl used as aggregating agent (upper frame). SER spectra for 0.1 mM Propranolol on silver and gold nanoparticles (lower frame).