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Simulation of Active Underwater Cylindrical Acoustic Antenna

R. Lardat [1],
[1] Thales Underwater Systems, Sophia Antipolis, France

The simulation of a large acoustic cylindrical antenna made of numerous identical transducers is very often ... 扩展阅读

Scale-up Design of Ultrasound Irradiator for Advanced Oxidation Process (AOP) Using COMSOL Multiphysics® Simulation

Z. Wei[1]
[1]The Ohio State University, Columbus, OH, USA

Ultrasound is a promising green technology for the advanced oxidation process (AOP) since it adds no ... 扩展阅读

Simulation of an AlN PMUT With A Crossed-Slit for Enhanced Acoustic Pressure Outputs in Liquids

V. Tzanov[1], E. Ledesma[1], F. Torres[1], N. Barniol[1]
[1]Universitat Autonoma de Barcelona, Spain

In our work, simulations of a piezoelectrical micromachined ultrasonic transducer compatible with CMOS-MEMS ... 扩展阅读

Thermally Induced-Noise Reduction Using an Electrostatic Force Feedback

H. Lee, and J.V. Clark
Purdue University, West Lafayette, IN, USA

In this paper we present a method to mitigate the effect of thermally-induced noise in Micro-Electro ... 扩展阅读

FEM Simulation in Loudspeakers Design: Focus on Mechanical and Acoustic-Structural Analysis

G. Spatafora[1], E. Capucci[1], C. Corsini[1], R. Toppi[1]
[1]Faital Spa, Italy

Finite Element simulations are becoming an increasingly powerful tool in the transducer design process. The ... 扩展阅读

Study of a Self Heating Process of Tetrafluoroethylene by the Exothermic Dimerization Reaction to Octafluorocyclobutane

M. Beckmann-Kluge[1], H. Krause[1], V. Schröder[1], A. Acikalin[2], and J. Steinbach[2]
[1]Federal Institute for Materials Research and Testing, Berlin, Germany
[2]Technical University Berlin, Berlin, Germany

The self heating process of Tetrafluoroethylene caused by an exothermic dimerization reaction was studied. ... 扩展阅读

Periodic 3D Leaky SAW Simulations with 42 Y-cut Lithium Tantalate

S. Yandrapalli [1], V. Plessky [1],
[1] GVR Trade SA, Gorgier, Neuchatel, Switzerland

Introduction Leaky Surface Acoustic Wave (LSAW) resonators in rotated Y-X cut Lithium Tantalate (LiTaO3) are ... 扩展阅读

Multiphysics Simulation of the Effect of Sensing and Spacer Layers on SAW Velocity

P. Zheng[1,4], D.W. Greve[2,4], and I.J. Oppenheim[3,4]

[1]Department of Physics, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA
[2]Department of Electrical and Computer Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA
[3]Department of Civil and Environmental Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA
[4]National Energy Technology Laboratory, Pittsburgh, Pennsylvania, USA

Surface acoustic wave gas sensors use a chemically sensitive resistive layer to detect gas concentration. The ... 扩展阅读

Multiphysics Simulation of REMS hot-film Anemometer Under Typical Martian Atmosphere Conditions

L. Kowalski, L.C. Muñoz, M.D. Pumar, and V.J. Serres
Universidad Politécnica de Cataluña, Departamento de Ingeniería Electrónica, Barcelona, Spain

The purpose of this paper is to describe numerical electro-thermal simulations of the REMS wind sensor unit ... 扩展阅读

FEM Study on the Effect of Metallic Interdigital Transducers on Surface Acoustic Wave(SAW) Velocity in SAW Devices

A. K. Namdeo, and H. B. Nemade
Department of Electronics and Electrical Engineering
Indian Institute of Technology Guwahati
Assam, India

In this paper, we present study on the mass loading effect of the interdigital transducer (IDT) on surface ... 扩展阅读

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