Engineering the photonic spin Hall effect via strongly coupled epsilon-near-zero phonon polaritons

Key Points

• The research aims to amplify the photonic spin Hall effect through the engineering of coupling configurations with epsilon-near-zero modes.
• Propose an Otto-type prism coupling configuration
• Analyze the interaction between epsilon-near-zero modes and surface phonon polaritons
• Examine the amplification of the photonic spin Hall effect
• Demonstrated significant amplification of the photonic spin Hall effect
• Identified optimal coupling conditions for enhanced interaction
• Provided theoretical validation of coupling efficiency and effectiveness