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Listar por palabra clave "Multipactor effect"

Mostrando ítems 1-12 de 12

Advanced Techniques for Multipactor Testing

Monerris Belda, Óscar (Universitat Politècnica de València, 2023-04-18)

[ES] En los últimos años han proliferado los nuevos sistemas de satélites, sobre todo las grandes constelaciones en las órbitas terrestres bajas. Casi todos los satélites transmiten señales digitales con diversas modulaciones ...
Analysis of Multipactor RF Breakdown in a Waveguide Containing a Transversely Magnetized Ferrite

Gonzalez Iglesias, Daniel; Gomez, Alvaro; Gimeno Martinez, Benito; Fernández, o.; Vegas, A.; Casas, Fernando; Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Mata Sanz, Rafael; Montero, Isabel; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers (IEEE), 2016-12)

In this paper, the multipactor RF breakdown in a parallel-plate waveguide partially filled with a ferrite slab magnetized normal to the metallic plates is studied. An external magnetic field is applied along the vertical ...
Analysis of the multipactor effect in circular waveguides excited by two orthogonal polarization waves

Pérez Pastor, Antonio María; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi (American Institute of Physics (AIP), 2014-08)

Circular waveguides, either employed as resonant cavities or as irises connecting adjacent guides, are widely present in many passive components used in different applications (i.e., particle accelerators and satellite ...
Análisis del efecto multipactor en guías de onda de geometría cilíndrica

Pérez Pastor, Antonio María (Universitat Politècnica de València, 2021-02-22)

[ES] El propósito de la presente tesis es desarrollar una herramienta informática para la predicción del efecto multipactor tanto en líneas de transmisión coaxiales como en guías circulares. Esta herramienta está pensada ...
Experimental Analysis of the Multipactor Effect With RF Pulsed Signals

Gonzalez Iglesias, Daniel; Monerris Belda, Óscar; Diaz, M.E.; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers (IEEE), 2015-10)

The main goal of this letter is the analysis of the multipactor effect within a coaxial waveguide excited by an RF pulsed signal. The variation of the multipactor RF voltage thresholdwiththe ...
High Power Effects in Microwave Filters for Space Applications

González Santatecla, Pablo (Universitat Politècnica de València, 2024-09-02)

[ES] Las tendencias actuales en los sistemas de comunicaciones por satélite, que implican la operación en entornos multiportadora, a frecuencias cada vez más elevadas y con mayores exigencias en términos de capacidad de ...
Multipactor effect in a parallel-plate waveguide partially filled with magnetized ferrite

Gonzalez Iglesias, Daniel; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Gómez, Álvaro; Vegas, Ángel (Institute of Electrical and Electronics Engineers (IEEE), 2014-07)

The aim of this paper is the analysis of the multipactor effect in a parallel-plate waveguide when a ferrite slab, transversally magnetized by a static magnetic field parallel to the waveguide walls, is present. Employing ...
Multipactor in a Coaxial Line Under the Presence of an Axial DC Magnetic Field

Gonzalez Iglesias, Daniel; Pérez Pastor, Antonio María; Anza Hormigo, Sergio; Vague Cardona, José Joaquín; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Caspers, F.; Conde, Luis (Institute of Electrical and Electronics Engineers (IEEE), 2012-05)

The main goal of this letter is the analysis of the multipactor effect within a coaxial waveguide structure when an external axial dc magnetic field is applied. We have designed and manufactured a coaxial waveguide sample ...
Multipactor mitigation in coaxial lines by means of permanent magnets

Gonzalez Iglesias, Daniel; Pérez Pastor, Antonio María; Anza Hormigo, Sergio; Vague Cardona, José Joaquín; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Caspers, Fritz; Conde, Luis (Institute of Electrical and Electronics Engineers (IEEE), 2014-12)

The main aim of this paper is the analysis of the feasibility of employing permanent magnets for the multipactor mitigation in a coaxial waveguide. First, the study of a coaxial line immersed in a uniform axial magnetic ...
Multipactor RF Breakdown in Coaxial Transmission Lines With Digitally Modulated Signals

Gonzalez Iglesias, Daniel; Monerris Belda, Óscar; Gimeno Martinez, Benito; Díaz, María Elena; Boria Esbert, Vicente Enrique; Martín Iglesias, Petronilo (Institute of Electrical and Electronics Engineers (IEEE), 2016-10)

The aim of this paper is the study of the RF multipactor breakdown in coaxial transmission lines excited by a single carrier with a digitally modulated signal. Employing an in-house developed code, numerical simulations ...
Multipactor susceptibility charts for ridge and multiridge waveguides

Gonzalez Iglesias, Daniel; Soto Pacheco, Pablo; Anza Hormigo, Sergio; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2012-12)

The aim of this paper is to study the multipactor radio-frequency breakdown voltage in several ridge and multiridge waveguide configurations. First, multipactor susceptibility charts for several types of ridged waveguides ...
Study of the Secondary Electron Yield in Dielectrics Using Equivalent Circuital Models

Bañón, David; Socuellamos, J. M.; Mata-Sanz, Rafael; Mercadé-Morales, Laura; Gimeno Martínez, Benito; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David; Semenov, V.; Rakova, E.I; Sánchez-Royo, J. F.; Segura García del Río, Alfredo (Institute of Electrical and Electronics Engineers, 2018)

[EN] Secondary electron emission has an important role on the triggering of the multipactor effect; therefore, its study and characterization are essential in radio-frequency waveguide applications. In this paper, we propose ...