研究目的
Investigating the characteristics of radiation from a microstrip antenna on a substrate made of a chiral metamaterial, focusing on the electrodynamic analysis and the determination of the current-density distribution over the antenna surface.
研究成果
The study demonstrates that microstrip antennas on chiral metamaterial substrates can radiate elliptically polarized electromagnetic waves. The method of singular integral representations and equations provides a reliable approach for analyzing such antennas, offering insights into their radiation characteristics and potential applications in miniaturized and efficient antenna designs.
研究不足
The study is theoretical and does not include experimental validation. The numerical solutions may require significant computational resources, and the convergence of the methods used is not extensively discussed.
1：Experimental Design and Method Selection:
The study employs singular integral representations for the components of the electric field radiated by the antenna and a singular integral equation with a Cauchy singularity to determine the current-density distribution.
2：Sample Selection and Data Sources:
The microstrip antenna with a chiral metamaterial substrate is analyzed, with specific parameters for the chiral elements and substrate dimensions.
3：List of Experimental Equipment and Materials:
The study involves theoretical analysis without specific experimental equipment, focusing on mathematical models and simulations.
4：Experimental Procedures and Operational Workflow:
The methodology includes deriving the surface impedance matrix, solving singular integral equations, and calculating the electric field components and radiation patterns.
5：Data Analysis Methods:
The analysis involves numerical solutions of integral equations and Fourier transforms to determine the electric field components and polarization characteristics.
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