Search Results - "Costa, Karlo"

Limits of the Effective Medium Theory in Particle Amplified Surface Plasmon Resonance Spectroscopy Biosensors by Costa, Jefferson S, Zaman, Quaid, Q da Costa, Karlo, Dmitriev, Victor, Pandoli, Omar, Fontes, Giselle, Del Rosso, Tommaso

“…The resonant wave modes in monomodal and multimodal planar Surface Plasmon Resonance (SPR) sensors and their response to a bidimensional array of gold…”
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Two-color surface plasmon resonance nanosizer for gold nanoparticles by Zaman, Quaid, Souza, Jefferson, Pandoli, Omar, Costa, Karlo Q, Dmitriev, Victor, Fulvio, Daniele, Cremona, Marco, Aucelio, Ricardo Q, Fontes, Giselle, Del Rosso, Tommaso

“…We study the potentialities of a two-color Surface Plasmon Resonance (SPR) spectroscopy nanosizer by monitoring the assembling of a colloidal dispersion of…”
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Dielectric-Loaded Waveguides as Advanced Platforms for Diagnostics and Application of Transparent Thin Films by Zaman, Quaid, S. Costa, Jefferson, Tahir, R. J. Barreto, Arthur, F. D. F. Araujo, Jefferson, D. Carlos, Luís, N. Carneiro Neto, Albano, Cremona, Marco, Ahmed, Zubair, S. Cruz, André Felipe, P. Souza, Nadson Welkson, Q. da Costa, Karlo, Dmitriev, Victor, Laurenzana, Anna, Margheri, Francesca, Del Rosso, Tommaso

“…An alternative approach to classical surface plasmon resonance spectroscopy is dielectric-loaded waveguide (DLWG) spectroscopy, widely used in the past decades…”
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Optimization of Modified Yagi-Uda Nanoantenna Arrays Using Adaptive Fuzzy GAPSO by Santos, Pitther N., Dmitriev, Victor, da Costa, Karlo Q.

“…This paper presents an optimization of the radiation and absorption characteristics of modified Yagi-Uda (YU) nanoantenna arrays. Four geometries of antennas…”
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Spectral Analysis of a SPR Sensor based on Multilayer Graphene in the Far Infrared Range by Cruz, André, Cunha, Wêndria, Rosso, Tommaso Del, Dmitriev, Victor, Costa, Karlo

“…Abstract In this paper, we present a spectral analysis of a Surface Plasmon Resonance (SPR) sensor based on multilayer graphene (MLG) operating as a terahertz…”
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Broadband Wireless Optical Nanolink Composed by Dipole-Loop Nanoantennas by de Souza, Janilson Leao, Queiroz da Costa, Karlo

“…In this paper, a broadband wireless optical nanolink with plasmonic optical nanoantennas is theoretically proposed and analyzed. The nanolink is formed by…”
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Radiation and absorption properties of gold nanodipoles in transmitting mode by da Costa, Karlo Q., Dmitriev, Victor

“…ABSTRACT This article presents an analysis of radiation and absorption properties of cylindrical gold nanodipoles in the transmitting mode. The conventional…”
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Application of Plasmonic Nanoantennas in Enhancing the Efficiency of Organic Solar Cells by da Silva, Marcelino L. C., Costa, Karlo, Dmitriev, V. A.

“…It is known that the periodic use of silver nanoantennas in organic solar cells increases the efficiency of light absorption. In this study, we performed a…”
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Broadband Dipole-Loop Combined Nanoantenna Fed by Two-Wire Optical Transmission Line by Bamberg, Felipe, Dmitriev, V. A., Costa, Karlo, Souza, Janilson

“…This paper presents a broadband nanoantenna fed by a two-wire optical transmission line (OTL). The antenna is defined by a combination of a dipole and a loop,…”
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Theoretical analysis of graphene nanoantennas with different shapes by da Costa, Karlo Q., Dmitriev, Victor, Nascimento, Clerisson M., Silvano, Gustavo L.

“…In this article, we present a numerical analysis of graphene nanoantennas with rectangular, elliptical, triangular, and circular geometries in terahertz band…”
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Electromagnetic Model of a SPR Sensor Coupled to Array of Nanoparticles by Periodic Green’s Function by Costa, Karlo, Del Rosso, Tommaso, Dmitriev, V. A., Cruz, André

“…In this paper, we present a theoretical study of a Surface Plasmon Resonance Sensor in the Surface Plasmon Coupled Emission (SPCE) configuration. A periodic…”
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Simple and Efficient Computational Method to Analyze Cylindrical Plasmonic Nanoantennas by Costa, Karlo, Dmitriev, V. A.

“…We present in this work a simple and efficient technique to analyze cylindrical plasmonic nanoantennas. In this method, we take into account only longitudinal…”
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Comparative analysis of circular and triangular gold nanodisks for field enhancement applications by Karlo Q. da Costa, Victor Dmitriev

“…In this paper, we present a quantitative comparison of circular and triangular gold nanodisks with the same length and thickness. The method of moments is used…”
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Analysis of Nanodipoles in Optical Nanocircuits Fed by Gaussian Beam by Silvano, Gustavo, Souza, Janilson, Dmitriev, V. A., Costa, Karlo

“…We analyze impedance matching and excitation properties of a plasmonic optical nanocircuit composed by a receiving and an emitting dipole connected by a…”
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Resonant properties, of modified triangular plasmonic nanoparticles with higher field concentration by Costa, Karlo Q. da, Dmitriev, Victor A.

“…In this paper, we present an analysis of the resonant response of modified triangular metallic nanoparticles with polynomial sides. The particles are…”
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Development of computational 3D MoM algorithm for nanoplasmonics by Souza, Nadson W. P. de, Costa, Karlo Q. da, Dmitriev, Victor

“…In this paper, we present an algorithm for full-wave electromagnetic analysis of nanoplasmonic structures. We use the three-dimensional Method of Moments to…”
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Analysis of modified bowtie nanoantennas in the excitation and emission regimes by Costa, Karlo Q. da, Dmitriev, Victor A.

“…In this work, we analyze modified bowtie nanoantennas with polynomial sides in the excitation and emission regimes. In the excitation regime, the antennas are…”
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Broadband L-Probe Fed Patch Antenna Combined With Passive Loop Elements by da Costa, K.Q., Dmitriev, V., Nascimento, D.C., Lacava, J.Cd.S.

“…A new broadband L-probe fed rectangular patch antenna electromagnetically coupled to parasitic loop elements is presented. The proposed antenna is analyzed…”
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Green's Function Analysis of a Linear Magnetic Source Radiating in Horizontally and Vertically Stratified Media by Leite, Jeferson Breno N., da Costa, Karlo Q.

“…In this paper, we analyze the Green's functions of the radiation problem composed by a linear magnetic current in a heterogeneous medium with horizontal and…”
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Radiation Diagram Control of Graphene Dipoles by Chemical Potential by Pinto, Gabriel Silva, Queiroz da Costa, Karlo

“…This work presents a method of controlling the radiation diagram of a graphene dipole by the chemical potential. The dipole analyzed has rectangular geometry…”
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