Search Results - "Tihon, Denis"

Radially extended 3D birdcage antenna for MRI with loop-type legs and connection to the shield by Park, Chan-Sun, Tihon, Denis, Jabbarigargari, Farzad, Abdeddaim, Redha, Craeye, Christophe

“…A novel radially extended 3D birdcage (BC) coil antenna was designed, simulated, and optimized for a cylindrical dielectric phantom at 4.7 T. The 3D birdcage…”
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All-Analytical Evaluation of the Singular Integrals Involved in the Method of Moments by Tihon, Denis, Craeye, Christophe

“…Surface integral equation methods routinely require the integration of the singular Green's function or its gradient over basis functions (BF) and testing…”
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Mismatched Luneburg Lenses: Numerical Analysis and Design Rules by Kaschten, Vincent, Tihon, Denis, Lederer, Dimitri, Craeye, Christophe

“…While Luneburg lenses are among the best multibeam antenna topologies if one seeks low scan losses and large bandwidths, they also require very specific…”
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Full-Wave Analysis of Thermal Noise in Antenna Arrays on Top of Layered Medium by Cavillot, Jean, Tihon, Denis, Gueuning, Quentin, de Lera Acedo, Eloy, Craeye, Christophe

“…Observations made using antenna arrays are often limited by the noise coming from the antenna system itself and from the environment. In demanding applications…”
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Efficient Tracking of Dispersion Surfaces for Printed Structures Using the Method of Moments by Tihon, Denis, Jha, Shambhu Nath, Bodehou, Modeste, Craeye, Christophe

“…The dispersion surfaces of printed periodic structures in layered media are efficiently computed using a full-wave method based on the periodic method of…”
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Embedded patterns and extended array admittance matrix by Cavillot, Jean, Tihon, Denis, Van, Ha Bui, Craeye, Christophe

“…Sparse arrays of antennas can sometimes be modelled without accounting for the mutual coupling. In that case, the array radiation pattern can be expressed as…”
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Efficient Simulation of Large Irregular Arrays on a Finite Ground Plane by Cavillot, Jean, Tihon, Denis, Mesa, Francisco, De Lera Acedo, Eloy, Craeye, Christophe

“…An efficient method is presented to take into account the radiation pattern deformation due to the presence of a finite ground plane lying under an antenna…”
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Numerically Stable Eigenmode Extraction in 3-D Periodic Metamaterials by Tihon, Denis, Sozio, Valentina, Ozdemir, Nilufer Aslihan, Albani, Matteo, Craeye, Christophe

“…A numerical method is presented to compute the eigenmodes supported by 3-D metamaterials using the method of moments. The method relies on interstitial…”
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Featured Cover by Moussu, Marine A.C., Glybovski, Stanislav B., Abdeddaim, Redha, Craeye, Christophe, Enoch, Stefan, Tihon, Denis, Kurdjumov, Sergej, Dubois, Marc, Georget, Elodie, Webb, Andrew G., Belov, Pavel, Ciobanu, Luisa

“…The cover image is based on the Research Article Imaging of Two Samples with a Single Transmit/Receive Channel using Coupled Ceramic Resonators for MR…”
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Cover Image by Moussu, Marine A.C., Glybovski, Stanislav B., Abdeddaim, Redha, Craeye, Christophe, Enoch, Stefan, Tihon, Denis, Kurdjumov, Sergej, Dubois, Marc, Georget, Elodie, Webb, Andrew G., Belov, Pavel, Ciobanu, Luisa

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Cover Image by Marine AC Moussu, Glybovski, Stanislav B, Abdeddaim, Redha, Craeye, Christophe, Enoch, Stefan, Tihon, Denis, Kurdjumov, Sergej, Dubois, Marc, Georget, Elodie, Webb, Andrew G, Belov, Pavel, Ciobanu, Luisa

“…The cover image is based on the Research Article Imaging of Two Samples with a Single Transmit/Receive Channel using Coupled Ceramic Resonators for MR…”
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Imaging of two samples with a single transmit/receive channel using coupled ceramic resonators for MR microscopy at 17.2 T by Moussu, Marine A.C., Glybovski, Stanislav B., Abdeddaim, Redha, Craeye, Christophe, Enoch, Stefan, Tihon, Denis, Kurdjumov, Sergej, Dubois, Marc, Georget, Elodie, Webb, Andrew G., Belov, Pavel, Ciobanu, Luisa

“…In this paper we address the possibility to perform imaging of two samples within the same acquisition time using coupled ceramic resonators and one…”
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Evaluation of equivalent sheet impedance from isofrequency curves by Tihon, Denis, Craeye, Christophe

“…Metasurfaces are structures made of one or several layers of subwavelength metallic patches printed on a grounded dielectric substrate. To ease the design and…”
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Analytical evaluation of the 4-D singular integral: a different perspective for a systematic approach by Tihon, Denis, Craeye, Christophe

“…Currently, one bottleneck of the Method of Moments is related to the fast and accurate computation of near-field interactions. These entail the evaluation of…”
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Numerical noise in analytical evaluation of MoM integrals by Tihon, Denis, Craeye, Christophe

“…In the Method of Moments (MoM), the evaluation of near-field interactions is a numerically complex task due to the singularity of the free-space Green's…”
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Geometrical MoM formulation for eigenmode analysis by Tihon, Denis, Craeye, Christophe

“…The resonant frequencies of a structure and the associated field distributions are generally determined by solving a non-linear eigenvalue problem. Using…”
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All-analytical evaluation of the singular integrals involved in the Method of Moments by Tihon, Denis, Craeye, Christophe

“…IEEE Trans. Antennas Propag., 66(4), pp. 1925-1936, 2018 Surface Integral Equation (SIE) methods routinely require the integration of the singular Green's…”
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O(N) matrix-vector multiplication in periodic MoM by Tihon, Denis, Craeye, Christophe

“…Using the periodic Green's function, periodic structures can be simulated with the Method of Moments. In classical implementation, first the periodic impedance…”
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Geometrical MoM formulation for eigenmode analysis by Tihon, Denis, Craeye, Christophe

“…The resonant frequencies of a structure and the associated field distributions are generally determined by solving a non-linear eigenvalue problem. Using…”
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Dispersion Curve Calculation Using the Method of Moments: The Impact of Macro Basis Functions by Tihon, Denis, Bodehou, Modeste, Craeye, Christophe

“…The Method of Moments (MoM) is a powerful tool for computing the dispersion curves of open and possibly lossy structures. However, the brute-force computation…”
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