Virt. J. Ultrafast Sci. / Volume 9 / Issue 2 / ULTRAFAST METHODS AND MEASUREMENT TECHNIQUES

Mechanisms of femtosecond laser-induced refractive index modification of poly(methyl methacrylate)

Source: J. Opt. Soc. Am. B 27, 107 (2010); doi:10.1364/JOSAB.27.000107

Published 2009-12-01

ABSTRACT

^* Full Text: Access via Source Journal Abstract

KEYWORDS and PACS

Keywords

high-speed optical techniques, laser beam effects, laser beams, optical harmonic generation, optical polymers, refractive index

PACS

42.65.Re
Ultrafast processes; optical pulse generation and pulse compression
42.65.Ky
Optical frequency conversion; harmonic generation
42.70.Jk
Optical polymers and other organic optical materials
42.60.Jf
Laser beam characteristics
YEAR: 2010

PUBLICATION DATA

ISSN:

1553-9601 (online)

Publisher:

OSA

Alexandra Baum,¹ Patricia J. Scully,¹ Walter Perrie,² Dun Liu,² and Valerio Lucarini^3,4
¹Photon Science Institute, The University of Manchester, Manchester M60 1QD, UK
²Laser Group, Department of Engineering, University of Liverpool, Liverpool L69 3GQ, UK
³Department of Mathematics, University of Reading, PO Box 220, Reading RG6 6AX, UK
⁴Department of Meteorology, University of Reading, PO Box 243, Reading, RG6 6BB, UK

Themechanisms of refractive index change in poly(methyl methacrylate) by frequencydoubled femtosecond laser pulses are investigated. It is demonstrated thatpositive refractive index modificaton can be caused by a combinationof depolymerization and crosslinking. ©2009 Optical Society of America

History:	Received 24 September 2009; accepted 13 November 2009; published 2009-12-01
Permalink:	http://dx.doi.org/10.1364/JOSAB.27.000107

There are no references.

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Mechanisms of femtosecond laser-induced refractive index modification of poly(methyl methacrylate)

Source: J. Opt. Soc. Am. B 27, 107 (2010); doi:10.1364/JOSAB.27.000107