Overcoming the Diffraction Limit in Wave Physics Using a Time-Reversal Mirror and a Novel Acoustic Sink

Physical Review Letters

Volumn 89, Issue 12, 2002, Pages

  de Rosny, J ^a   Fink, M ^a  

^a INSTITUT LANGEVIN   (France)

Author keywords

[No Author keywords available]

Indexed keywords

BACKPROPAGATION; BANDWIDTH; ELASTIC WAVES; FOCUSING; GREEN'S FUNCTION; MIRRORS; TRANSDUCERS; ULTRASONIC DIFFRACTION; WAVE EQUATIONS;

ACOUSTIC SINKS;

ULTRASONIC PROPAGATION;

EID: 0037120395     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.89.124301     Document Type: Article

References (7)

1. M. Fink, Phys. Today 50 No.�3, 34–40 (1997).
2. R.G. Sachs, The Physics of Time Reversal (University of Chicago Press, Chicago, 1987).
3. D. Cassereau and M. Fink, IEEE Trans. Ultrason. Ferroelectr. Freq. Control 39, 579 (1992).
4. R. Carminati, J.J. Saenz, J.-J. Greffet, and M. Nieto-Vesperinas, Phys. Rev. A10.1103/PhysRevA.62.012712 62, 012712 (2000).
5. J. de Rosny and M. Fink (unpublished).
6. C. Draeger and M. Fink, Phys. Rev. Lett.10.1103/PhysRevLett.79.407 79, 407–410 (1997).
7. Video sequences of the focusing with and without acoustic sink are available as supplemental material on our lab Web site at URL: http://www.loa.espci.fr/julien/sink.