Abstract
In this paper, a low-relative dielectric permittivity substrate material PTFE (É" = 2.08, tan δ = 0.0004) with the periodic implantation of air cylinders has been analyzed at 600 GHz. Further, it has been shown that the effective permittivity of the material in this case is reduced below 1.0 and due to this the size of the patch is increased which may reduce the fabrication constraint of the antenna at such high frequency while maintaining the high directivity.
Original language | English |
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Pages (from-to) | 5777-5780 |
Number of pages | 4 |
Journal | Optik |
Volume | 124 |
Issue number | 22 |
DOIs | |
Publication status | Published - Nov 2013 |
Externally published | Yes |
Keywords
- Low permittivity
- Microstrip Antenna
- Terahertz
- directivity
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Atomic and Molecular Physics, and Optics
- Electrical and Electronic Engineering