Optical bandwidth and focusing dynamics effects on an underwater laser acoustic source

Author

Hornstein, Melissa K. ; Jones, Theodore G. ; Ting, Antonio C. ; Lindwall, Dennis

Author_Institution

Plasma Phys. Div., Naval Res. Lab., Washington, DC, USA

fYear

2009

fDate

2-4 June 2009

Firstpage

1

Lastpage

2

Abstract

Both femtosecond and nanosecond laser pulses can produce nonlinear effects in water, including filamentation and laser-induced breakdown resulting in acoustic generation. We examine the effects of GVD, varying wavelength, bandwidth, energy, and focusing configurations.

Keywords

high-speed optical techniques; laser beam effects; nonlinear acoustics; optical self-focusing; underwater optics; underwater sound; GVD effects; acoustic generation; femtosecond laser pulse; filamentation; group velocity dispersion; laser-induced breakdown; nanosecond laser pulse; nonlinear effects; optical bandwidth; optical focusing dynamics effects; underwater laser acoustic source; Acoustic pulses; Bandwidth; Electric breakdown; Focusing; Nonlinear optics; Optical pulse generation; Optical pulses; Pulse compression methods; Ultrafast optics; Underwater acoustics; (140.3440) Laser-induced breakdown (190.4720); (190.7110) Ultrafast nonlinear optics; (280.3375) Laser induced ultrasonics; Optical nonlinearities of condensed matter;

fLanguage

English

Publisher

ieee

Conference_Titel

Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on

Conference_Location

Baltimore, MD

Print_ISBN

978-1-55752-869-8

Electronic_ISBN

978-1-55752-869-8

Type

conf

Filename

5226047