Exploració per tema "Superconductors"
Ara es mostren els items 1-20 de 49
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A general electromagnetic simulation tool to predict the microwave nonlinear response of planar, arbitrarily-shaped HTS structures
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2001-03-31)
Article
Accés obertThis work describes a simulation tool being developed at UPC to predict the microwave nonlinear behavior of planar superconducting structures with very few restrictions on the geometry of the planar layout. The software ... -
Adaptació de la xarxa elèctrica de l'EUETIB per a la instal·lació d'un cable superconductor
(Universitat Politècnica de Catalunya, 2014-06-11)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Analysis and Simulation of the Effects of Distributed Nonlinearities in Microwave Superconducting Devices
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2005-03-31)
Article
Accés obertThis paper presents a comprehensive study of microwave nonlinearities in superconductors, with an emphasis on intermodulation distortion and third-harmonic generation. It contains the analysis of various resonant and ... -
Análise de Transiçao Resistiva e da irreversibilidade magnètica no superconductor YBACUO texturizado
(2012)
Text en actes de congrés
Accés obertOs supercondutores de alta temperatura crítica, em especial os granulares, apresentam uma transição resistiva que ocorre em duas etapas: a uma temperatura acima da temperatura crítica de transição Tc0, chamada de ... -
Càlcul del corrent crític en materials superconductors
(Universitat Politècnica de Catalunya, 2016-06-23)
Treball Final de Grau
Accés obertEl treball es fonamenta en el càlcul del corrent crític en mostres 3-d de materials superconductor ceràmics, a partir de mesures del camp magnètic que aquest corrent genera sobre la mostra, invertint la Llei de Biot-Savart ... -
Chemical introduced disorder effects on the critical current density and pinning mechanisms of YBa2-XSrXCu3O7-¿
(2016)
Article
Accés obertWe report on isotherm ( T = 77.5 K) DC magnetization hysteresis loops of a series of YBa 2 -x Sr x Cu 3 O 7 - ¿ (x = 0, 0.02, 0.1, 0.25 and 0.37) single crystals with the purpose of studying the influence of chemically ... -
Coherent control of a superconducting quantum bit
(Universitat Politècnica de Catalunya, 2019-09-06)
Projecte Final de Màster Oficial
Accés obertTransmon qubits are at the forefront of solid state platforms for quantum computing. In this thesis, results obtained from the experimental study of a transmon qubit in a 3D cavity are presented. A complete view of the ... -
Comparison between the magnetic irreversibility and zero resistance of high-quality melt-processed ybacuo superconductors
(2016)
Article
Accés obertThis paper portrays a detailed study of the magnetic irreversibility limit Tirr (H) and of the zero resistance point Tc0 (H) of three different top-seeding melt-textured YBa2Cu3O7-d superconducting samples, with well-aligned ... -
Comportamento irreversível da magnetizaçao do YBaCuO texturizado
(2014)
Comunicació de congrés
Accés obert -
Comportamiento mecánico de materiales masivos supercondcutores de segunda generación en función de la temperatura
(2010-07-01)
Article
Accés obertEn este trabajo se han analizado dos materiales masivos superconductores de base YBaCuO, con el objetivo de estudiar la influencia del método de procesado (método Bridgman y método Top-Seeding Melt Growth) y de la temperatura ... -
Comprehensive circuit model of auto-limiting superconductor devices and systems
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper presents a phenomenological equivalent circuit to model the phenomenon occurring when a section of superconducting transmission line transits from a superconducting state to a normal state. This phenomenon allows ... -
Corrosion induced degradation of textured YBCO under operation in high humidity conditions
(2012-05-25)
Article
Accés restringit per política de l'editorialThe early stages of aggressive degradation at 85% of humidity for 24 h of single crystals of YBa2Cu3O7 − δ textured by Bridgman technique have been analyzed by means of atomic force microscopy, X-ray photoelectron spectroscopy, ... -
Curva tensión-deformación mediante indentación esférica para materiales cerámicos superconductores de YBCO-TSMG
(Universidad de Cantabria, 2009)
Comunicació de congrés
Accés obertLos materiales superconductores, son ampliamente utilizados en el campo de la medicina (RMN, SQUID), para el transporte de corriente (limitadores de corriente), etc. El desconocimiento de sus propiedades mecánicas tales ... -
Desenvolupament de plataforma de transport a molt altes velocitats a baixes pressions amb superconductors
(Universitat Politècnica de Catalunya, 2015-01-13)
Projecte/Treball Final de Carrera
Accés obertEl següent projecte suposa l’intent d’estudiar el fenomen de la superconductivitat i la possibilitat de desenvolupar una aplicació, consistent en un transport a molt altes velocitats a baixes pressions, utilitzant les ... -
Desorden y defectos topologicos en la red de vortices de un superconductor
(Universitat Politècnica de Catalunya, 2008-09-15)
Projecte Final de Màster Oficial
Accés obertSe ha estudiado la corriente crítica de un superconductor mediante métodos de dinámica molecular, considerando un sistema de vórtices bidimensional. Se ha observado la variación de la corriente crítica con el número de ... -
Detuning and saturation of superconducting devices: formulation and measurements
(Institute of Electrical and Electronics Engineers, 2007-06)
Text en actes de congrés
Accés obertSaturation and detuning of high temperature superconducting (HTS) resonators and filters may occur due to the inherent nonlinear properties of the superconductor. In HTS transmission lines, these nonlinear properties ... -
Diamagnetic interactions in superheated-superconducting granules under an external magnetic field
(2002-11)
Article
Accés obertThe study of the phase transitions produced in ensembles of metastable superconducting granules by magnetic field variations is important both for fundamental physics and for applications in particle detectors. Theoretical ... -
Distorsión no lineal en dispositivos electro-acústicos
(Universitat Politècnica de Catalunya, 2016-07-18)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Estudio para la implementación de un banco de filtros-limitadores superconductor
(Universitat Politècnica de Catalunya, 2010-03-05)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autor -
Evaluation of the nonlinear surface resistance of REBCO coated conductors for their use in the FCC-hh beam screen
(2022-01-07)
Article
Accés obertTo assess the feasibility of using high-temperature superconductors for the beam screens of future circular colliders, we have undertaken a study of the power dependence of the microwave surface resistance in state-of-the-art ...