A harmonic oscillator model to study the intensification of microwave radiation by a subwavelength uniform plasma discharge

Autor: Laurent Liard, Olivier Pascal, Thierry Callegari, Jean-Pierre Adam, Romain Pascaud, Adrien Laffont

Publikováno v: Physics of Plasmas
Physics of Plasmas, 2021, 28 (3), pp.033503. ⟨10.1063/5.0038640⟩

International audience; A harmonic oscillator model is proposed to study the intensification of microwave radiation of an electrically small antenna when surrounded by a subwavelength plasma discharge. This model describes the oscillations of free el

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aa732e09cd7b544b55d8a8d7d27b5ff9
https://oatao.univ-toulouse.fr/27521/

Plasma-based microwave power limitation in a printed transmission line: a self-consistent model compared with experimental data

Autor: Lucas Fuster, Gerjan Hagelaar, Romain Pascaud, Antoine Simon, Patrick Hoffmann, Laurent Liard, Olivier Pascal, Thierry Callegari

Publikováno v: Plasma Sources Science and Technology. 31:025009

Plasma-based microwave power limitation in a suspended microstrip transmission line integrating a micro hollow cathode discharge (MHCD) in its centre is experimentally and numerically studied. Transient and steady state microwave power measurements e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7e390640c33fbe26fe6a169c84a021d6
https://doi.org/10.1088/1361-6595/ac4848

Towards antenna miniaturization at radio frequencies using plasma discharges

Autor: Thierry Callegari, Laurent Liard, Vincent Laquerbe, Olivier Pascal, Romain Pascaud, Adrien Laffont

Publikováno v: Physics of Plasmas
Physics of Plasmas, American Institute of Physics, 2019, 26 (3), pp.033509. ⟨10.1063/1.5087070⟩

An original electrically small antenna concept relying on plasma discharges is presented in this paper. It consists of a small coaxial probe placed above a ground plane and surrounded by a hemispherical inductively coupled plasma discharge. This plas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3fadb02ee935c4f70e9013a0a418db4a
https://oatao.univ-toulouse.fr/23393/

Experimental Comparison of Wideband and Narrowband Plasma-based Microstrip Power Limiters

Autor: Laurent Liard, A. Simon, Thierry Callegari, Romain Pascaud, Olivier Pascal

Publikováno v: Conference on Antenna Measurements & Applications (CAMA), 03-06 Sept., 2018, Västerås (SWEDEN)
Conference on Antenna Measurements & Applications (CAMA), 03-06 Sept., 2018, Västerås (SWEDEN), 2018, Västerås, Sweden. pp.18249370

This article presents the experimental work performed as part of the use of the non linear plasma-wave interactions in planar circuits to design microwave power limiters. A first non-resonant plasma-based microwave power limiter composed of a pre-ion

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::15a044cb2c9505a1f2014389baa8bc7e
https://doi.org/10.1109/cama.2018.8530493

Static and dynamic control of limiting threshold in plasma-based microstrip microwave power limiter

Autor: Thierry Callegari, Laurent Liard, Olivier Pascal, Olivier Pigaglio, Romain Pascaud, A. Simon

Publikováno v: MTT-S International Microwave Symposium (IMS), June 4-9, 2017, Honolulu (USA)
MTT-S International Microwave Symposium (IMS), June 4-9, 2017, Honolulu (USA), 2017, Honolulu, United States. pp.1987-1990

Static and dynamic control of the limiting threshold in a very low-loss plasma-based microstrip power limiter is investigated in order to prevent receivers from being threatened by high-power microwave (HPM). An analytic model of the microstrip circu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e843ce107c15cc7b8373a4701fa2778c
https://doi.org/10.1109/mwsym.2017.8059055