Now showing items 1-20 of 24

    • Analysis of border ring modes on SMR-BAW resonators 

      Udaondo Guerrero, Carlos; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Aigner, Robert (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference lecture
      Restricted access - publisher's policy
      An equivalent circuit model is proposed in order to model the Border Ring (BR) spurious modes on Type I Solidly Mounted Resonators (SMR) BAW resonators and the cancellation of the in-band lateral modes that the BR frame ...
    • Analysis of different methods to derive microwave resonator parameters from experimental data using Python 

      Gallardo, Queralt (Universitat Politècnica de Catalunya, 2020-01)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   Sincrotró ALBA
      Aquesta tesi es desenvolupa en el marc d'una associació de projectes del consorci entre ALBA Synchrotron Light Source (ALBA), el Conseil Européen pour la Recherche Nucléaire (CERN), l'Institut de Ciència de Materials de ...
    • Design and measurement of Metamaterial absorbing material for space applications 

      Pitarque, Carles (Universitat Politècnica de Catalunya, 2018-02)
      Bachelor thesis
      Restricted access - confidentiality agreement
    • Design of a tunable one-port Surface Acoustic Wave resonator using BST 

      Moreno Barreiro, Ignacio (Universitat Politècnica de Catalunya, 2014-06)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   University of Colorado Colorado Springs
      [ANGLÈS] The approach in this project is the experimental full design, operational principle and frequency response simulation, of a one-port Surface Acoustic Wave resonator (SAW), with a frequency around 500MHz - 1GHz ...
    • Dielectric resonator to measure surface resistance of accelerator components at room temperature and 77 K 

      Brunner, Kristóf; Krkotic, Patrick; Costa Pinto, Pedro; Gibbons Díaz-Rato, Eduardo; Pfeiffer, Stephan; Vollenberg, Wilhelmus; Calatroni, Sergio; Barna, Dániel; Pont Montaner, Montserrat; O'Callaghan Castellà, Juan Manuel (American Physical Society (APS), 2023-08)
      Article
      Open Access
      We measured the surface resistance of titanium, amorphous carbon, and nonevaporable getter (NEG) coatings on copper samples, representative of surface treatments of beam-facing components in the High-Luminosity Large Hadron ...
    • EBG filtering structure using thick film high dielectric constant resonators 

      Moradi, Bahareh; Ymbern Llorens, Oriol; Alonso Chamarro, Julian; García García, Joan (Ess & Ess Research Publications, 2016)
      Article
      Open Access
      This paper reports the design of a stop-pass and band-pass filtering EBG structure operating in the Ku band by using thick film high dielectric constant resonators. The design is based on a microstrip linethat ...
    • Electromagnetic monitoring of biological microorganisms 

      Zarrinkhat, Faezeh; Garrido, Alejandra; Jofre Roca, Lluís; Romeu Robert, Jordi; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference lecture
      Restricted access - publisher's policy
      The investigation of the electromagnetic properties of biological cells in the microwave frequencies may enable wireless monitoring of functional activity of microorganisms. Both theoretical and experimental methodologies ...
    • Embroidered textile frequency-splitting sensor based on stepped-impedance resonators 

      Vélez, Paris; Martín, Ferran; Fernández García, Raúl; Gil Galí, Ignacio (2022)
      Article
      Open Access
      This paper presents an embroidered textile frequency-splitting microwave sensor based on a pair of identical stepped-impedance resonators (SIRs) loading a microstrip transmission line. The sensor is implemented by means ...
    • Enabling silicon-on-silicon photonics with pedestalled Mie resonators 

      Garin Escriva, Moises; Solà, Magdalena; Julian, Anatole Alexandre; Ortega Villasclaras, Pablo Rafael (2018-07-19)
      Article
      Open Access
      High-refractive-index Mie resonators are regarded as promising building blocks for low-loss all-dielectric nanophotonic applications. To avoid the otherwise excessive damping and loss of symmetry such devices typically ...
    • Full wave analysis of the image hybrid dielectric/hts resonator 

      Sans, C; O'Callaghan Castellà, Juan Manuel; Sancho, D; Pous Andrés, Rafael; Fontcuberta, J; Ji-Fuh, Liang; Guo-Chun, Liang (1997-12)
      Article
      Open Access
      — An analysis of the image hybrid dielectric/hightemperature superconductor (HTS) resonator is carried out. A full-wave radial mode-matching method is used to obtain the electromagnetic fields inside the resonator for ...
    • Full wave analysis of the image hybrid dielectric/HTS resonator 

      Sans, C.; O'Callaghan Castellà, Juan Manuel; Sancho, D.; Pous Andrés, Rafael; Fontcuberta, Josep; Liang, Ji-fhu; Liang, Guo-chun (IEEE, 1997-12-31)
      Article
      Open Access
      An analysis of the image hybrid dielectric / high-temperature superconductor (HTS) resonator is carried out. A full-wave radial mode-matching method is used to obtain the electromagnetic fields inside the resonator for ...
    • Full wave analysis of the image hybrid dielectric/HTS resonator 

      Sans, C; O'Callaghan Castellà, Juan Manuel; Sancho, D; Pous Andrés, Rafael; Fontcuberta, J; Ji-Fuh, Liang; Guo-Chun, Liang (Institution of Electrical Engineers, 1997-06)
      Article
      Open Access
      An analysis of the image hybrid dielectric/HTS resonator is carried out. A full-wave radial mode-matching method is used to obtain the electromagnetic fields inside the resonator for single TE01 and dual HE11 modes. The ...
    • Microwave measurements of dielectric material to be used in the CERN Future Circular Collider study 

      Diez Comas, Albert (Universitat Politècnica de Catalunya, 2020-09-03)
      Bachelor thesis
      Open Access
      Covenantee:   Sincrotró ALBA / Institut de Ciència de Materials de Barcelona / Institut de Física d’Altes Energies / European Organization for Nuclear Research
      The main objective of this project is to design, fabricate and test a resonator capable of measuring the required properties of different dielectric samples in the microwave region for a temperature range of 20 – 100 K ...
    • Microwave measurements of material properties for CERNs Future Circular Collider 

      Abu Helalah, Ebrahim (Universitat Politècnica de Catalunya, 2021-06)
      Master thesis
      Restricted access - author's decision
      Covenantee:   Sincrotró ALBA
    • Microwave resonators for wearable sensors design: a systematic review 

      Royo Roig, Iris; Fernández García, Raúl; Gil Galí, Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2023-11-10)
      Article
      Open Access
      The field of flexible electronics is undergoing an exponential evolution due to the demand of the industry for wearable devices, wireless communication devices and networks, healthcare sensing devices and the technology ...
    • Numerical optimization of hybrid dielectric/HTS resonators for surface impedance evaluation of HTS films 

      Collado Gómez, Juan Carlos; Gonzalo, David; Rozan, Edouard; O'Callaghan Castellà, Juan Manuel; Sans, C (1999-06)
      Article
      Open Access
      This work describes an alternative to the traditional dielectric resonator topology used for measuring surface impedance in high temperature superconducting (HTS) films. A gap is introduced above the dielectric so that ...
    • Numerical optimization of hybrid dielectric/HTS resonators for surface impedance evaluation of HTS films 

      Collado Gómez, Juan Carlos; Gonzalo Riera, David; Rozan, Edouard; O'Callaghan Castellà, Juan Manuel (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1999-06-30)
      Article
      Open Access
      This work describes an alternative to the traditional dielectric resonator topology used for measuring surface impedance in High Temperature Superconducting (HTS) films. A gap is introduced above the dielectric so that ...
    • Optical Interconnections based on Microring Resonators 

      Garrich Alabarce, Miquel (Universitat Politècnica de Catalunya, 2009-10)
      Master thesis (pre-Bologna period)
      Open Access
      The aim of this thesis is to present and analyse optical interconnection architectures based on microring resonators. The trend of meeting large bandwidth and strict latency requirements in both global on-chip and ...
    • Permittivity measurement using coupled microstrip resonators 

      Franco Herruzo, Juan José (Universitat Politècnica de Catalunya, 2017-01)
      Bachelor thesis
      Open Access
      This thesis comprises four microstrip resonator designs simulated with ADS and HFSS. The designs subsequently have been physically implemented with the final goal of obtaining the real part of the permittivity of the ...
    • Role of SiO2 layers in third-order nonlinear effects of temperature compensated BAW resonators 

      García Pastor, David; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Aigner, Robert (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Restricted access - publisher's policy
      This work applies a comprehensive nonlinear characterization process of two Temperature Compensated Bulk Acoustic Wave (TC-BAW) resonators. In both resonators, the SiO 2 layers have a remarkable impact on the generation ...