Design of a Tunable Subwavelength Plasma-Based Resonator for Electrically Small Antenna Applications in L-band

被引:0
作者
Laffont, Adrien [1 ,2 ,3 ]
Delage, Theo [2 ]
Pascaud, Romain [2 ]
Grzeskowiak, Marjorie [2 ]
Cailhol, Cyril [2 ]
Callegari, Thierry [3 ]
Liard, Laurent [3 ]
Pascal, Olivier [3 ]
Adam, Jean-Pierre [1 ]
机构
[1] CEA Gramat, CEA, DAM, Gramat, France
[2] Univ Toulouse, ISAE SUPAERO, Toulouse, France
[3] Univ Toulouse, INP, UPS, LAPLACE,CNRS, Toulouse, France
来源
2020 14TH EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION (EUCAP 2020) | 2020年
关键词
antennas; electrically small antennas; epsilon negative material; localized surface plasmon resonance; plasma antennas; plasma devices; NEGATIVE PERMITTIVITY;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A preliminary study of the design of an electrically small plasma-based resonator using a localized surface plasmon resonance (LSPR) above 1 GHz is presented. Such a resonator is intended to be used to develop an electrically small antenna with frequency agility. This resonator consists of a plasma discharge confined in a hemispherical glass shell 3 cm in diameter on a ground plane. From 1 to 1.5 GHz, the plasma electron density required to achieve the LSPR must be between 0.5 x 10(11) and 1.4 x 10(11) cm(-3). Plasma losses are taken into account in this study and provide information on the required gas pressure. Typically for neon gas, the working pressure must be around 50 mTorr. A practical implementation using a miniature inductively coupled plasma (mICP) source is finally discussed.
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页数:4
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