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"transducer"

Multiphysics Simulation of a High Frequency Acoustic Microscope Lens

O. Tommiska [1], J. Mäkinen [1], J. Hyvönen [1], A. Meriläinen [1], A. Salmi [1], E. Hæggström [1],
[1] Department of Physics, Division of Materials Physics, University of Helsinki, Helsinki, Finland

High frequency ultrasound (100-1000 MHz) has been used in microscopy since the 1970s. The main imaging ... 扩展阅读

Simulating Frequency Nonlinearities in Quartz Resonators at High Temperature and Pressure

A. Beerwinkle[1], R. Singh[1], and G. Kirikera[2]
[1]Mechanics of Advanced Materials Laboratory, School of Mechanical and Aerospace Engineering, Oklahoma State University, Tulsa, OK
[2]Geophysical Research Company, LLC, (GRC) Tulsa, OK

A three-dimensional finite element model, based on the linear field equations for superimposed small ... 扩展阅读

Computational Simulation of Gold Core/Shell Nanostructures for Near-Field Transducers in Heat-Assisted Magnetic Recording

J. Bennington[1]
[1]Queen's University Belfast, Belfast, Northern Ireland, UK

A recurring problem, in heat assisted magnetic recording is the build-up of thermal energy in the near-field ... 扩展阅读

An Improved Loudspeaker Frequency Response by Using a Structure of Rigid Absorptive Panel in a Vented Cabinet

R. Balistreri[1]
[1]Community Light & Sound Inc., Chester, PA, USA

When placing a loudspeaker in a cabinet, standing waves inside the cabinet affect the frequency response with ... 扩展阅读

Effect of Duty Cycle Variation on Acoustic Pressure Field Simulation in an Ultrasound Bioreactor

A. Rahimi [1], J. Crapps [1], N. Case [1]
[1] Biomedical Engineering, Saint Louis University, Saint Louis, MO, USA

Daily application of a low intensity pulsed ultrasound (LIPUS) regimen has been shown to have positive ... 扩展阅读

Modeling of Ultrasonic Transducers and Ultrasonic Wave Propagation for Commercial Applications Using Finite Elements with Experimental Visualization of Waves for Validation

D. R. Andrews[1]
[1]Cambridge Ultrasonics, Over, UK

Finite element (FE) modelling of ultrasonic propagation using COMSOL Multiphysics® simulations can be used to ... 扩展阅读

基于COMSOL的磁声电成像(MAET)模拟方法研究

孙通 [1], 郝鹏慧 [1], 钱建庭 [1], 曾鑫 [1],
[1] 深圳大学医学部

生物组织的生理和病理结构发生变化时，导致组织电导率发生变化。因此，通过检测组织电导率来及时发现组织结构生理和病理情况，可以为癌症早期诊断提供依据。磁声电成像(MAET)是一种新颖的医学成像方法 ... 扩展阅读

Calculation of the Helmholtz Resonator Using COMSOL® in an Acoustic Lecture

Y. Koike [1], M. Hashiguchi [2], D. Mi [2],
[1] Department of Electronic Engineering, College of Engineering, Shibaura Institute of Technology, Koto, Tokyo, Japan
[2] Engineer Division 1, Keisoku Engineering System Co., Ltd., Chiyoda-ku, Tokyo, Japan

In the field of electronic, electro-acoustic apparatus is one of the important applications. There is an ... 扩展阅读

Modeling and Simulation of Dual Application Capacitive MEMS Sensor

A. Ravi[1], R. Krishna[1], J. Christen[1]
[1]Arizona State University, Tempe, AZ, USA

Capacitive MEMS sensors offer high spatial resolution, sensitivity and good frequency response. In this ... 扩展阅读

Simulation of Convection in Water Phantom Induced by Periodic Radiation Heating

H.H. Chen-Mayer[1], and R. Tosh[1]
[1]Ionizing Radiation Division, National Institute of Standards and Technology, Gaithersburg, Maryland, USA

Water calorimetry is employed to establish a primary reference standard for radiation dosimetry by measuring ... 扩展阅读

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