Enhanced mid-infrared light trapping in vanadium dioxide-loaded one-dimensional zero-contrast gratings on metal substrate

Key Points

• Enhanced light trapping capabilities were observed, particularly in the mid-infrared range, indicating a significant improvement.
• Results demonstrated a peak light trapping efficiency of 78% in specific configurations of vanadium dioxide-loaded gratings.
• Assessment using zero-contrast gratings on a metal substrate revealed key performance metrics for energy applications.
• The findings support potential advancements in energy efficiency, highlighting the role of vanadium dioxide in optical designs.