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Mostrando ítems 1-9 de 9
Artículo
Planar magnetoinductive lens for three-dimensional subwavelength imaging
(AIP Publishing, 2005)
A planar near-field magnetoinductive lens operating in the microwave range is presented. Theproposed device consists of two parallel planar arrays of metallic broadside coupledsBCdsplit-ringresonatorssSRRsd, ...
Artículo
Planar magnetoinductive wave transducers: Theory and applications
(American Institute of Physics, 2004)
Transduction of raagnetoinductive waves (MIWs) in planar technology is demonstrated. A transducer consisting of a one-dimensional periodic array of metallic split squared ring resonators (SSRR), placed between a pair of ...
Artículo
Optimizing the magnetoinductive lens: Improvement, limits, and possible applications
(AIP Publishing, 2008)
In this contribution, the basic concepts underlying the physics of magnetoinductive MI lenses are developed and the main practical limitations to their performances are analyzed. Strategies to overcome such limitations ...
Artículo
Characteristics of aperture coupled microstrip antennas on magnetized ferrite substrates
(Institute of Electrical and Electronics Engineers, 2005)
The method of moments in the spectral domain is applied to the full-wave analysis of aperture coupled microstrip antennas in the case where the substrate of the antennas is a layered medium containing magnetized ferrites. ...
Artículo
Three-dimensional superresolution in metamaterial slab lenses: Experiment and theory
(American Physical Society, 2005)
This paper presents a theoretical and experimental study on the viability of obtaining two- and three-dimensional superresolution (i.e., resolution overcoming the diffraction limit for all directions in space) by means of ...
Artículo
Full-wave analysis of the excitation of magnetostatic-surface waves by a semi-infinite microstrip transducer - Theory and experiment
(Institute of Electrical and Electronics Engineers, 2003)
This paper presents a new method for the complete characterization of the radiation of magnetostatic-surface waves in microstrip transmission lines with longitudinal magnetization. This method is based on the analysis of ...
Artículo
Insertion loss of magnetostatic-surface wave transducers - Transmission-line model and experiment
(Institute of Electrical and Electronics Engineers, 2003)
In this paper, a transmission-line model is developed for the computation of the insertion loss of magnetostatic-surface wave transducers and measurements are carried out by the authors to check this model. In a first step ...
Artículo
Accurate modeling of split ring metamaterial lenses for magnetic resonance imaging applications
(AIP Publishing, 2009)
The usefulness of thin split ring metamaterial slabs for imaging applications, including magnetic resonance imaging applications, has attracted some attention in the past years. However, the small number of unit cells ...
Artículo
Near-field imaging in the megahertz range by strongly coupled magnetoinductive surfaces: Experiment and ab initio analysis
(AIP Publishing, 2006)
In this work, the previously reported near-field imaging by two strongly coupled arrays of planar magnetic resonators is further studied. Experiments are performed to clarify the physical mechanisms underlying such an ...