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Focusing Ultrasonic Field of Holed Cap Spherical Shell Transducer Using the Spheroidal Beam Equation |
XIA Rong-Min;SHOU Wen-De;CHEN Guo-Ping;WANG Hong-Zhang |
Department of Biomedical Engineering, Shanghai Jiao Tong
University, Shanghai 200030 |
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Cite this article: |
XIA Rong-Min, SHOU Wen-De, CHEN Guo-Ping et al 2002 Chin. Phys. Lett. 19 355-357 |
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Abstract A large aperture transducer with an inner hole has been used to validate the feasibility of using the spheroidal beam equation to solve the acoustic field of the inner holed transducer. The numerical results several harmonics are presented for the nonlinear field.
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Keywords:
43.25.Cb
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Published: 01 March 2002
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PACS: |
43.25.Cb
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(Macrosonic propagation, finite amplitude sound; shock waves)
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