Exploration of quantum size effects on localized plasmon resonances in atomically thin metal nanowires

Key Points

• Localized plasmon resonances are significantly altered by quantum effects in nanowires, showing unique behavior based on size.
• The study demonstrates that smaller metal nanowires exhibit shifts in resonance frequencies, indicating enhanced quantum confinement effects.
• Assessment of the quantum size effects employed advanced spectral techniques across various nanowire lengths.
• The findings highlight the potential use of atomically thin metal nanowires in developing advanced optical devices.