Phonon Modulation of Strongly Coupled Gold Tetrahedral Plasmonic Nanoparticles and a Carbocyanine J-Aggregate

Key Points

• The aim is to investigate how phonon modulation influences energy transfer processes in hybrid systems composed of nanoparticles and J-aggregates.
• Examined coupling between exciton and plasmon excitations.
• Utilized gold tetrahedral plasmonic nanoparticles and carbocyanine J-aggregates.
• Analyzed modifications in energy transfer mechanisms through polariton formation.
• Demonstrated effective excitation of hybrid light-matter states.
• Found enhanced energy transfer efficiency due to phonon modulation.
• Identified conditions under which plasmon-exciton coupling is optimized.