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Microscale Modelling of the Frequency Dependent Resistivity of Porous Media

J. Volkmann, O. Mohnke, N. Klitzsch, and R. Blaschek
E.ON Energy Research Center, RWTH-Aachen, Aachen, Germany

The frequency dependent electrical impedance of porous media is studied by modelling the charge transport in ... 扩展阅读

Optimization of Microfabricated 2D Planar Spiral Microcoils for the Micro NDT of Grinding Burn

Isman Khazi¹, Andras Kovacs¹, Rui Zhu¹, Ulrich Mescheder¹
¹Institute for Microsystem Technology(iMST), Furtwangen University, 78120 Furtwangen, Germany

Cylindrical grinding has become an integral part of machining of workpieces with an ultra-high precision and ... 扩展阅读

Quasi-Conformal Transformation Optics (QCTO) Enabled Modified Luneburg Lens Antenna Design Using Broadband Anti-Reflective Layer

S. Biswas[1], M. Mirotznik[1]
[1]University of Delaware, USA

This paper presents a new design methodology of quasi-conformal transformation optics (QCTO) based modified ... 扩展阅读

Exploring a Cost-Effective Approach for Digital Radio Broadcasting Service Coverage Inside Tunnels

A. De Vita¹, B. Sacco¹
¹Centre for Research, Technology Innovation and Experimentation, RAI Radiotelevisione Italiana, Torino, Italy

In the recent years, Rai Research Centre (CRITS) has been involved in investigating solutions to guarantee a ... 扩展阅读

COMSOL numerical simulation of Differential Acoustic Resonance Spectroscopy

赵建国 [1], 赵皓 [1], 欧阳芳 [1], 肖增佳 [1], 尹航 [1], 刘欣泽 [1], 任静 [1], 段熙彬 [1],
[1] 中国石油大学北京

Differential Acoustic Resonance Spectroscopy (DARS) was developed to examine changes in the resonant ... 扩展阅读

2D Extraction of Open-Circuit Impedances of Three-Phase Transformers

R. Escarela-Perez[1], E.A. Gutierrez-Rodriguez[2], J.C. Olivares-Galvan[1], M.S. Esparza-González, and E. Campero-Littlewood[1]

[1]Departamento de Energia, Universidad Autonoma Metropolitana - Azcapotzalco, Mexico D.F., Mexico
[2]Instituto Tecnologico de Aguscalientes, Aguascalientes, Mexico

This work is concerned with the study of the asymmetrical phenomenon observed in three-phase transformers ... 扩展阅读

Modeling Ferrofluid Sloshing Vibration Energy Harvesting Using Level-Set Method

N. Anand¹, R. Gould¹
¹North Carolina State University, Raleigh, NC, USA

Ferrofluid sloshing vibration energy harvesters are the recent addition in the domain of vibration energy ... 扩展阅读

COMSOL® Simulation for Scanning Microwave Microscopic Experiments

T. Le Quang [1], D. Vasyukov [1], A. Buchter [1], J. Hoffmann [1], M. Zeier [1],
[1] Eidgenössisches Institut für Metrologie (METAS), Switzerland

In the EMPIR project ADVENT the Scanning Microwave Microscopy (SMM) is investigated. The SMM is a still ... 扩展阅读

Development of a Wideband Steerable Acoustic Metasurface with COMSOL®

H. Lissek [1], E. Rivet [1], T. Laurence [1], R. Fleury [2],
[1] Ecole Polytechnique Fédérale de Lausanne, Signal Processing Laboratory LTS2, Switzerland
[2] Ecole Polytechnique Fédérale de Lausanne, Laboratory of Wave Engineering LWE, Switzerland

The recent introduction of acoustic metamaterials and metasurfaces in the literature has triggered an ... 扩展阅读

Resonances in Tapered Double-Port TEM Waveguides

J. Kaerst
HAWK, Fachhochschule Hildesheim/Holzminden/Göttingen, Germany

In this paper resonances in tapered double-port TEM waveguides are used as benchmark for simulations. FEM ... 扩展阅读

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