Envíos recientes

  • Diseño óptimo de antenas de bocina multimodo para excitar un haz gaussiano fundamental de alta pureza 

    Gonzalo García, Ramón; Río Bocio, Carlos del; Teniente Vallinas, Jorge; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    In this paper, we present an original and optimal multimode horn antenna design to excite the fundamental Gaussian beam from an overmoded waveguide. In particular, we focus the study in overmoded circular corrugated ...
  • Generación del modo HE11 a partir de una guía circular lisa monomodo 

    Gonzalo García, Ramón; Río Bocio, Carlos del; Teniente Vallinas, Jorge; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    In this paper, we present an original taper design to obtain the HE11 corrugated circular waveguide mode exciting with a pure TE11 monomode smooth circular waveguide mode. The proposed corrugated taper has a longitudinal ...
  • Optimal horn antenna design to excite high purity gaussian beam using overmoded waveguides 

    Gonzalo García, Ramón; Río Bocio, Carlos del; Teniente Vallinas, Jorge; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    In this paper, we present an original and optimal multimode horn antenna design to excite the fundamental Gaussian beam from an overmoded waveguide. In particular, we focus the study in overmoded circular corrugated ...
  • Nuevas consideraciones al diseño de conversores de modos TE0m-TE0n para aplicaciones de alta potencia a frecuencias milimétricas 

    Río Bocio, Carlos del; Gonzalo García, Ramón; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    In this work, the new results of a study about the general Kovalev’s coherence principle are presented. As we will show here, despite Kovalev presents the coherence principle as general, only the fundamental case can be ...
  • SCATTMAT: herramienta C.A.D. para el análisis de componentes en guía de onda circular con variaciones simétricas del radio 

    Liberal, Antonio; Lahera, Miguel; Río Bocio, Carlos del; Gonzalo García, Ramón; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    In this paper, a C.A.D. tool to simulate simmetrical radial deformation microwave devices, using the modal analysis and scattering matrix techniques is presented. The code has been developed in C++ language, working with ...
  • Optimized antenna system for low power testing of the quasioptical transmission line at TJ-II experiment 

    Sorolla Ayza, Mario; Río Bocio, Carlos del; Gonzalo García, Ramón; Sánchez Corpas, Alberto; Martín, Romualdo; Fernández, Ángela; Cepero, José R.; Likin, Konstantin M.; Sarksyan, Karen (1996)   Congreso / Biltzarra
    In this paper we present a high performance antenna system to carry out low power testing of the main parameters of the quasioptical transmission line system for Electron Cyclotron Resonance Heating (ECRH) at TJ-II ...
  • Generation of the HE11 mode from monomode smooth circular waveguide 

    Gonzalo García, Ramón; Río Bocio, Carlos del; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    In this paper, we present an original taper design to obtain the HE11 corrugated circular waveguide mode exciting with a pure TE11 monomode smooth circular waveguide mode. The proposed corrugated taper has a longitudinal ...
  • Consideraciones de paraxialidad en modos gaussianos de orden superior 

    Ruiz de la Cuesta, María Teresa; Río Bocio, Carlos del; Gonzalo García, Ramón; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    Usually, the gaussian beam modes are assumed to be solutions of the wave equation in the free space. Nevertheless, these modes are obtained supposing some paraxial restrictions. Therefore, we will have to check if our ...
  • Optimum horn antennas for high order mode beam waveguides 

    Río Bocio, Carlos del; Gonzalo García, Ramón; Sorolla Ayza, Mario; Thumm, Manfred (1995)   Congreso / Biltzarra
    Higher order free space modes can be considered as serious candidates for power millimeter wave transmission in advanced material processing by using medium power CW gyrotrons. These modes can be propagated in a beam ...
  • High order mode beam waveguide for technological medium power millimeter wave applications 

    Río Bocio, Carlos del; Gonzalo García, Ramón; Marín Pilz, Miguel; Sorolla Ayza, Mario; Möbius, Arnold; Thumm, Manfred (1995)   Congreso / Biltzarra
    The use of medium power millimeter wave CW gyrotrons (10- 30 kW and 30-100 GHz) has several potential applications in advanced materials processing. Since a stochastic field distribution in the applicator is desirable ...
  • Paraxiality considerations of higher order gaussian modes 

    Río Bocio, Carlos del; Gonzalo García, Ramón; Sorolla Ayza, Mario (1996)   Congreso / Biltzarra
    Frequently, gaussian modes are used as free space wave equation solutions. This is not true since they are obtained assuming certain paraxial character in them. In this paper, we present an original study of the condition ...
  • Antenas de bocina optimizadas para acoplar modos gaussianos de orden superior 

    Río Bocio, Carlos del; Gonzalo García, Ramón; Sorolla Ayza, Mario; Thumm, Manfred (1995)   Congreso / Biltzarra
    The concept of higher order free space modes, gaussian-like beam modes can be applied to efficiently transport the power generated by a gyrotron for technological applications. Waveguide modes can be coupled properly to ...
  • Estudio de la posibilidad de utilizar modos de orden superior en guías de onda cuasi-ópticas 

    Río Bocio, Carlos del; Gonzalo García, Ramón; Marín Pilz, Miguel; Sorolla Ayza, Mario; Möbius, Arnold; Thumm, Manfred (1995)   Congreso / Biltzarra
    The possibility to employ low power gyrotron tubes (10-30 kW, CW) at millimeter wave frequencies (30-100 GHz) has potential applications in advanced ceramic sintering, surface coating, radar, remote sensing, etc.. In ...
  • Simplified Brillouin sensor for structural health monitoring applications based on passive optical filtering 

    Iribas Pardo, Haritz; Urricelqui Polvorinos, Javier; Mariñelarena Ollacarizqueta, Jon; Sagüés García, Mikel; Loayssa Lara, Alayn (SPIE, 2015)   Congreso / Biltzarra
    We present a simplified configuration for distributed Brillouin optical time domain analysis sensors. The technique is based on passive optical filtering of the spectral components generated in an RF-pulse-modulated optical ...
  • Subvertir el género: mujeres sin maternidad 

    Bogino Larrambebere, Mercedes; Cis, Valeria (2013)   Congreso / Biltzarra
    En este póster se propone el término ‘mujeres sin maternidad’ haciendo referencia a aquellas mujeres que en su trayectoria vital generan una ruptura o subversión de género. En otras palabras, ante la persistencia del ideal ...
  • Enhancement of signal-to-noise ratio in Brillouin optical time domain analyzers by dual-probe detection 

    Iribas Pardo, Haritz; Loayssa Lara, Alayn; Sauser, Florian; Llera, Miguel; Le Floch, Sébastien (SPIE, 2017)   Congreso / Biltzarra
    We demonstrate a simple technique to enhance the signal-to-noise ratio (SNR) in Brillouin optical time-domain analysis sensors by the addition of gain and loss processes. The technique is based on the shift of the pump ...
  • Brillouin optical time-domain analyzer for extended sensing range using probe dithering and cyclic coding 

    Iribas Pardo, Haritz; Loayssa Lara, Alayn; Sauser, Florian; Llera, Miguel; Le Floch, Sébastien (SPIE, 2017)   Congreso / Biltzarra
    We present an enhanced performance Brillouin optical time-domain analysis sensor that uses dual probes waves with optical frequency modulation and cyclic coding. The frequency modulation serves to increase the probe power ...
  • Maternidades: entre el mérito social y la rémora profesional 

    Bogino Larrambebere, Mercedes; Cis, Valeria (2008)   Congreso / Biltzarra
    En este póster se presenta como objeto de estudio la maternidad, un tema clásico en las teorías feministas que engloba distintos discursos teóricos, debates sociales y políticos. Se pretende explorar las presiones y tensiones ...
  • Compost de FORM con restos de alimentos cárnicos como componente de sustratos de cultivo 

    Storino, Francesco; Irigoyen Iriarte, Ignacio; Ollo Alcasena, María Arantzazu; Aparicio Tejo, Pedro María; Muro Erreguerena, Julio (Sociedad Española de Ciencias Hortícolas, 2014)   Congreso / Biltzarra
    La utilización de compost de FORM como fertilizante es una práctica inocua y segura ampliamente implantada en la unión europea y que presenta gran cantidad de ventajas desde un punto de vista agronómico y medioambiental. ...
  • Estimación del desempleo por comarcas en Navarra 

    Ugarte Martínez, María Dolores; Fernández Militino, Ana; González Ramajo, Begoña; Goicoa Mangado, Tomás; López Sagaseta, Marina (Gobierno de Navarra, Departamento de Economía y Hacienda, 2005)   Congreso / Biltzarra
    El conocimiento del desempleo en una región es un indicador potente del ritmo de crecimiento de una economía, ya que de forma indirecta mide su capacidad para generar empleo. El Instituto de Estadística de Navarra está ...

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