Underwater acoustic signals induced by intense ultrashort laser pulse
Author(s) -
Yohann Brelet,
Amélie Jarnac,
Jérôme Carbonnel,
Yves-Bernard André,
A. Mysyrowicz,
Aurélien Houard,
Dominique Fattaccioli,
Régine Guillermin,
JeanPierre Sessarego
Publication year - 2015
Publication title -
the journal of the acoustical society of america
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.619
H-Index - 187
eISSN - 1520-8524
pISSN - 0001-4966
DOI - 10.1121/1.4914998
Subject(s) - filamentation , laser , underwater , optics , pulse (music) , perpendicular , acoustics , signal (programming language) , materials science , physics , geology , computer science , oceanography , geometry , mathematics , detector , programming language
Acoustic signals generated in water by terawatt (TW) laser pulses undergoing filamentation are studied. The acoustic signal has a very broad spectrum, spanning from 0.1 to 10 MHz and is confined in the plane perpendicular to the laser direction. Such a source appears to be promising for the development of remote laser based acoustic applications.
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