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Numerical simulation of acoustic lenses based on fresnel zone plate

  • Phat Sutthasathuchana
  • , Chaiwoot Boonyasiriwat
  • Mahidol University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

1 Citation (Scopus)

Abstract

In this work, we propose formulas for constructing Fresnel zone plates (FZP) used to focus acoustic waves generated from plane and spherical waves. The proposed formulas for FZP are frequency dependent. We also develop a MATLAB program for performing numerical simulation of acoustic wave propagation through FZP in two dimensions to validate the proposed formulas. Numerical results in both cases indicate that the FZP can successfully focus acoustic waves at the frequency of 1 kHz and the wave speed of 330 m/s. In the future we will construct a real FZP and perform a laboratory measurement to validate the proposed formulas and simulation results.

Original languageEnglish
Title of host publication20th International Computer Science and Engineering Conference
Subtitle of host publicationSmart Ubiquitos Computing and Knowledge, ICSEC 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509044207
DOIs
Publication statusPublished - 21 Feb 2017
Externally publishedYes
Event20th International Computer Science and Engineering Conference, ICSEC 2016 - Chiang Mai, Thailand
Duration: 14 Dec 2016 → 17 Dec 2016

Publication series

Name20th International Computer Science and Engineering Conference: Smart Ubiquitos Computing and Knowledge, ICSEC 2016

Conference

Conference20th International Computer Science and Engineering Conference, ICSEC 2016
Country/TerritoryThailand
CityChiang Mai
Period14/12/16 → 17/12/16

Keywords

  • Acoustic lens
  • Finite difference method
  • Fresnel zone plate
  • Numerical simulation

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