Exploració per tema "Àrees temàtiques de la UPC::Física::Electromagnetisme::Ones electromagnètiques"
Ara es mostren els items 1-20 de 21
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A procedure to design wide-band electromagnetically-coupled stacked microstrip antennas based on a simple network model
(Institute of Electrical and Electronics Engineers (IEEE), 1999)
Text en actes de congrés
Accés restringit per política de l'editorialIt is well known that microstrip patch antennas have a poor bandwidth due to the small spacing between the patch and the ground plane. A stacked patch configuration has been demonstrated experimentally as a feasible solution, ... -
BEXUS30 – ELFI: Measuring Schumann resonances in the atmosphere
(Universitat Politècnica de Catalunya, 2022-04-29)
Comunicació de congrés
Accés obertThe ELFI project was one of nine BEXUS experiments carried in two stratospheric balloons in 2021. The aim of the experiment was to develop a system for the non-stationary measurement of electromagnetic waves in the extremely ... -
Beyond the required LISA free-fall performance: new LISA pathfinder results down to 20 mu Hz
(American Institute of Physics (AIP), 2018-02-05)
Article
Accés obertIn the months since the publication of the first results, the noise performance of LISA Pathfinder has improved because of reduced Brownian noise due to the continued decrease in pressure around the test masses, from a ... -
Block recursive LU preconditioners for the thermally coupled incompressible inductionless MHD problem
(2013)
Report de recerca
Accés obertThe thermally coupled incompressible inductionless magnetohydrodynamics (MHD) problem models the ow of an electrically charged fuid under the in uence of an external electromagnetic eld with thermal coupling. This system ... -
Campos electromagnéticos : problemas resueltos
(Edicions UPC, 2001)
Llibre
Accés restringit a la comunitat UPCEste libro está orientado a los estudiantes de Ingeniería que se introducen con un cierto rigor en el estudio de las ondas electromagnéticas. Contiene una cuidada selección de problemas, dividida en seis capítulos, y ... -
Caracterización de radiación no ionizante en el Campus de Terrassa de la UPC
(Universitat Politècnica de Catalunya, 2016-05-30)
Treball Final de Grau
Accés obert -
Debye frequency-extended waveguide permittivity extraction for high complex permittivity materials. Concrete setting process characterization
(2019-12)
Article
Accés obertA waveguide with central frequency 868 MHz is used in transmission/reflection operation regime to accurately measure the behaviour of the complex permittivity of high complex permittivity granular materials and it has been ... -
Detección por microondas de una única micropartícula
(Universitat Politècnica de Catalunya, 2021-07-08)
Treball Final de Grau
Accés obertProject carried out at the MicroCommFlow Lab which is a group specialized in interaction with microorganisms. We need to interact with the living world and most of the time this is done applying some kind of physical ... -
Diseño y desarrollo de una aplicación en ArcGIS del modelo de propagación COST 231
(Universitat Politècnica de Catalunya, 2010-06-25)
Projecte/Treball Final de Carrera
Accés obertLa finalidad de este Proyecto es el estudio del comportamiento de las ondas electromagnéticas emitidas por una estación base hacia una estación móvil dentro de un entorno urbano. El modelo de propagación utilizado dentro ... -
Estudi i disseny de detector de camp electromagnètic wearable
(Universitat Politècnica de Catalunya, 2019-06-10)
Treball Final de Grau
Accés obertEs desenvoluparà el disseny i estudi d'un detector de camp electromagnètic totalment integrat en roba mitjançant plataforma Adafruit i antena bordada -
Estudio de la respuesta temporal en sistemas neuronales mesoscópicos.
(Universitat Politècnica de Catalunya, 2017-05-10)
Treball Final de Grau
Accés restringit per decisió de l'autor -
Long-baseline (> 400Km) on the fly ambiguity resolution using ionospheric corrections with high geomagnetic activity
(2001)
Comunicació de congrés
Accés obertA procedure for resolving carrier phase ambiguities, even under unfavorable geomagnetic conditions, has been tested. Precise ionospheric corrections have been made using dual-frequency data from control stations. Successful ... -
Ondas electromagnéticas en comunicaciones
(Edicions UPC, 1999)
Llibre
Accés obertEste libro está dedicado al estudio de las ondas electromagnéticas, sus peculiaridades en frecuencias ópticas, y los principios básicos de su interacción con la materia. Su principal objetivo es facilitar la adquisición ... -
Oscilaciones y ondas
(Universitat Politècnica de Catalunya, 1998-11)
Apunts
Accés obert -
Physiological conditioning by electric field stimulation promotes cardiomyogenic gene expression in human cardiomyocyte progenitor cells
(2014-08-04)
Article
Accés obertThe optimal cell lineage for cardiac-regeneration approaches remains mysterious. Additionally, electrical stimulation promotes cardiomyogenic differentiation of stimulated cells. Therefore, we hypothesized that electrical ... -
Robustness of focused and global impedance estimates of bladder volumes against uncertainty of urine conductivity
(2020-07-01)
Article
Accés obertBioimpedance measurements are currently used to monitor various biological processes and are potentially useful for studies of urodynamics. Global impedance (GI) and focused impedance measurements (FIM) can be used to ... -
Small footprint evaluation of metal coatings for additive manufacturing
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Comunicació de congrés
Accés restringit per política de l'editorialRutile resonators have been used in the past to characterize high-temperature superconductors. In this work we describe a novel use of this type of resonator: the characterization of surface resistance in metal coatings ... -
Study for the realization of an acquirement system of high frequency data
(Universitat Politècnica de Catalunya, 2019-06-10)
Treball Final de Grau
Accés obertThis project aimed to create a program that would save initial settings of an oscilloscope, give the ability to control it remotely and extract and save data in the context of an actual Optics laboratory experiment with ... -
Terahertz waves and applications
(Universitat Politècnica de Catalunya, 2021-06)
Treball Final de Grau
Accés restringit per decisió de l'autor -
Theoretical modeling and experimental verification of an optimized Optically Pumped Magnetometer coupled to a magnetic guide for quantum sensing
(Universitat Politècnica de Catalunya, 2023-07-10)
Treball Final de Grau
Accés obertQuantum sensing has appeared as a promising technique to push the sensitivities of sensors to inherent classical physical limitations. In particular, quantum magnetometers opens the possibilities of new range of applications ...