课题3 Acoustic Lens
- 学生:
- 指导老师:岑剡
Introduction
Fresnel lenses with concentric rings are widely used in optical applications, however a similar principle can be used to focus acoustic waves. Design and produce an acoustic lens and investigate its properties, such as amplification, as a function of relevant parameters.
Background reading
- Wikipedia: Fresnel lens, https://en.wikipedia.org/wiki/Fresnel_lens
- Wikipedia: Zone plate, https://en.wikipedia.org/wiki/Zone_plate
- Wikipedia:Fabry–Pérot interferometer, https://en.wikipedia.org/wiki/Fabry%E2%80%93P %C3%A9rot_interferometer
- M. Molerуn, M. Serra-Garcia, C. Daraio. Acoustic Fresnel lenses with extraordinary transmission. Appl. Phys. Lett. 105, 114109 (2014), http://www.mechmat.ethz.ch/publications/Acoustic%20Fresnel.pdf
- Y. Yamada and T. Teruo. Fresnel Lens of Sound (Nagoya City Science Museum), http://www.ncsm.city.nagoya.jp/cgi-bin/en/exhibition_guide/exhibit.cgi? id=S406&key=F&keyword=Fresnel%20lens
- W. E. Kock and F. K. Harvey. Refracting sound waves. J. Acoust. Soc. Am. 21, 471–481 (1949) W. J. Toulis. Acoustic focusing with spherical structures. J. Acoust. Soc. Am. 35, 286–292 (1963)
- L. A. A. Warnes. The use of antiphased zones in an acoustic Fresnel lens for a scanning sonar transmitter. Ultrasonics 20, 4, 184-188 (1982)
- B. Hadimioglu, E.G. Rawson, R. Lujan, M. Lim, B.T. Khuri-Yakub, and C.F. Quate. High-efficiency Fresnel acoustic lenses. Ultrasonics Symposium, IEEE Proc. 1, 579-582 (1993), http://www- kyg.stanford.edu/khuriyakub/opencms/Downloads/93_Hadimioglu_01.pdf
- L. Sanchis, A. Yánez, P. L. Galindo, J. Pizarro, and J. M. Pastor. Three-dimensional acoustic lenses with axial symmetry. Appl. Phys. Lett. 97, 054103 (2010), http://www.researchgate.net/publication/232602649_Three- dimensional_acoustic_lenses_with_axial_symmetry
- T. W. Shield and J. G. Harris. An acoustic lens design using the geometrical theory of diffraction. J. Acoust. Soc. Am. 75, 1634 (1984)