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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

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

Designing Piezoelectric Interdigitated Microactuators using COMSOL

O. Myers [1], M. Anjanappa [2], and C. Freidhoff [3]

[1] Mississippi State University, Mississippi State, MS, USA
[2] University of Maryland Baltimore County, Baltimore, MD, USA
[3] Northrop Grumman Corporation, Electronics Systems Sector, Baltimore, MD, USA

This paper presents a methodology towards designing, analyzing and optimizing piezoelectric interdigitated ... 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

超声导波二维阵列聚焦仿真

姚鹏娇 [1], 周世圆 [1], 于全朋 [1],
[1] 北京理工大学

为实现超声导波对零部件的遍历检测，需研究超声导波相位模态控制与空间聚焦双相控技术。本文建立了超声导波阵列传播模型，推导得到二维阵列相位模态控制与空间聚焦双相控方法，在有限元软件COMSOL中运用固体力学物理场接口 ... 扩展阅读

Loudspeaker Response Optimization with the Aid of Impulse Response

R. Balistreri [1],
[1] Klipsch Group, Inc., Indianapolis, IN, USA

COMSOL Multiphysics® simulation software is receiving a lot of attention in the loudspeaker industry thanks ... 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

Modeling of Ultrasonic Fatigue-Life Testing Machine

D. Dimitrov[1], V. Mihailov[1], B. Kostov[1]
[1]Technical University of Varna, Varna, Bulgaria

Usually fatigue-life tests of materials are long, time-consuming and expensive. With the development of high ... 扩展阅读

高性能TC-SAW谐振器

彭霄 [1],
[1] 中国电子科技集团重庆声光电公司

传统声表面波（SAW）滤波器技术存在Q值低（＜1000）和频率随工作温度漂移的特性，已经难以满足频段越来越拥挤的5G时代射频终端对滤波器的要求，因此，传统的SAW滤波器必须向具备高频率-温度稳定性的温度补偿型SAW ... 扩展阅读

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