Multiresonant silicon-based nanopillar metasurface for narrowband RGB color filter

Key Points

• This research aims to explore silicon-based metasurfaces for effective RGB color filtering.
• Designing a silicon-based metasurface with symmetry-tuned high-Q resonances.
• Evaluating the performance in terms of spectral purity and crosstalk.
• Implementation in display and imaging systems.
• Demonstrated high spectral purity in RGB color filtering.
• Achieved low crosstalk between different color channels.