研究目的
Investigating the combination of digital technology with metamaterials for spatial and temporal controls of electromagnetic waves, specifically focusing on plasmonics to shape subwavelength fields.
研究成果
The study successfully introduces a new approach for active dispersion engineering and makes a significant step towards the realization of subwavelength integrated plasmonic circuits. The findings suggest that digital technology combined with metamaterials can effectively control electromagnetic waves at the subwavelength scale.
研究不足
The study is limited by the current technology's ability to control free-space light and its application to plasmonics for shaping subwavelength fields. Potential areas for optimization include improving the modulation depth and phase control accuracy.
1：Experimental Design and Method Selection:
The study involves the design and experimental realization of a tunable conformal plasmonic metasurface. The methodology includes dynamical switching between two discrete dispersion states for digital modulations of both amplitude and phase of surface waves.
2：Sample Selection and Data Sources:
The samples include a tunable conformal plasmonic metasurface designed to digitally code and modulate designer surface plasmons at the deep subwavelength scale.
3：List of Experimental Equipment and Materials:
The equipment includes a vector network analyzer (VNA, Agilent N5230C) and a near-field scanning mapper for measurements. Materials include a dielectric substrate made by Rogers RT 5880 and metallic ground.
4：Experimental Procedures and Operational Workflow:
The procedure involves measuring transmission spectra and near-field distributions to verify the performance of the digital SP waveguide.
5：Data Analysis Methods:
The analysis includes comparing the transmission and phase spectra of the digital SP waveguide with different states to verify the modulation depth and phase control.
独家科研数据包，助您复现前沿成果，加速创新突破
获取完整内容
