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Dual-wavelength multiplexing nanoprinting based on a single-sized metasurface
Optics Express
|December 19, 2025
Summary
This study introduces a novel dual-wavelength nanoprinting method using a single-sized metasurface. This simplifies design and fabrication for high-resolution image encoding and optical applications.
Area of Science:
- Nanophotonics and Metasurface Technology
- Optical Information Encoding
Background:
- Conventional multi-wavelength nanoprinting requires complex, varied nanostructures.
- This complexity increases design and fabrication challenges.
Purpose of the Study:
- To develop a simplified dual-wavelength nanoprinting platform using a single-sized metasurface.
- To achieve independent optical control at multiple wavelengths with identical structures.
Main Methods:
- Utilizing anisotropic nanobricks with tailored orientations.
- Exploiting polarization- and wavelength-dependent optical responses.
- Experimental demonstration of dual-wavelength multiplexing.
Main Results:
- Achieved independent amplitude manipulation at two distinct wavelengths.
- Realized high-fidelity nano-printed patterns with minimal crosstalk.
- Demonstrated spectral robustness under broadband illumination.
Conclusions:
- The single-sized metasurface approach simplifies design and nanofabrication.
- Offers a robust and efficient pathway for multi-wavelength metasurface devices.
- Potential applications in optical encryption, data storage, and displays.
