Buscar
Mostrando ítems 41-50 de 440
Artículo
AI-Assisted Sigma-Delta Converters. Application to Cognitive Radio
(Institute of Electrical and Electronics Engineers, 2022)
This brief discusses the use of Artificial Intelligence (AI) to manage the operation and improve the performance of Analog-to-Digital Converters (ADCs) based on Sigma-Delta Modulators (Ms). The reconfigurable nature of ...
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
Analysis of the propagation of leaky magnetostatic modes in normally magnetized microstrip and slot lines
(Institute of Electrical and Electronics Engineers, 2002)
The propagation of leaky forward magnetostatic (MS) volume waves along ferrite-loaded microstrip and slot lines is analyzed. This phenomenon is studied by means of a numerical approach based on the residue calculus technique ...
Artículo
Dry carbonate process for CO2 capture and storage: Integration with solar thermal power
(Elsevier Ltd, 2018)
Capture and sequestration of CO2 released by conventional fossil fuel combustion is an urgent need to mitigate global warming. In this work, main CO2 capture and sequestration (CCS) systems are reviewed, with the focus on ...
Artículo
Radar cross section of stacked circular microstrip patches on anisotropic and chiral substrates
(Institute of Electrical and Electronics Engineers, 2003)
Galerkin's method in the Hankel transform domain (HTD) is applied to the determination of the radar cross section (RCS) of stacked circular microstrip patches fabricated on a two-layered substrate which may be made of a ...
Artículo
Dispatchability of solar photovoltaics from thermochemical energy storage
(0196-8904, 2019-07)
Solar photovoltaic plants are today a competitive alternative to power plants based on fossil fuels. Cost reduction in photovoltaics modules, scalability and ease of installation of these plants are enabling a rapid worldwide ...
Artículo
Effects of inter-resonator coupling in split ring resonator loaded metamaterial transmission lines
(American Institute of Physics, 2014)
This paper investigates the effects of inter-resonator coupling in metamaterial transmission lines loaded with split ring resonators (SRRs). The study is performed from Bloch mode theory applied to the multiport equivalent ...
Artículo
Calcium-Looping performance of mechanically modified Al2O3-CaO composites for energy storage and CO2 capture
(Elsevier B.V., 2018)
This work reports the Calcium-Looping (CaL) multicycle performance under energy storage and CO2 capture conditions of different Al-composites prepared by milling mixtures of nanoalumina and natural limestone powders. The ...
Artículo
Transmission through stacked 2D periodic distributions of square conducting patches
(American Institute of Physics, 2012)
In this paper, we study the transmissivity of electromagnetic waves through stacked two-dimensional printed periodic arrays of square conducting patches. An analytical circuit-like model is used for the analysis. The model ...
Artículo
Carbon capture and utilization for sodium bicarbonate production assisted by solar thermal power
(Elsevier Ltd, 2017)
In this paper, a novel carbon capture and utilization process is proposed. It is based on using a fraction of the captured carbon dioxide to produce sodium bicarbonate, a widely used product in the chemical and food ...