Flexible Metamaterials with Near-Infrared Chirality Fabricated by 1D Multi-pen Tip-based Lithography

Key Points

• The aim is to explore fabrication methods for flexible chiral metamaterials with enhanced near-infrared optical properties.
• Developed 1D multi-pen tip-based lithography for material fabrication.
• Constructed both 2D and 3D chiral structures for comparison.
• Evaluated the chiro-optical responses of produced metamaterials.
• Achieved significant optical chirality in fabricated structures.
• Demonstrated successful comparison between 2D planar metasurfaces and 3D structures.
• Found that flexibility of materials enhances their practical utility in optical applications.