Optimization of π-a isotherms to give highly efficient SHG from Langmuir-Blodgett films

  • H. Schwartz
  • , P. Krief
  • , J. Y. Becker
  • , L. Shapiro
  • , V. Khodorkovsky
  • , J. T. Klug
  • , E. Kovalev
  • , G. Meshulam
  • , G. Berkovic
  • , Z. Kotler
  • , S. Efrima

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

Langmuir-Blodgett films have been prepared from amphiphilc molecules containing an indandione-based nonlinear chromophore. Study of the pressure-area (π-A) isotherm enabled us to find optimal conditions for monolayer transfer to a glass substrate. The multilayer films thus formed exhibited strong optical second harmonic generation with a bulk nonlinear co-efficient equal to the ideal value predicted by the product of the chromophore density and its known molecular hyperpolarizability.

Original languageEnglish
Pages (from-to)105-111
Number of pages7
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume4798
DOIs
StatePublished - 1 Dec 2002
EventLinear and Nonlinear Optics of Organic Materials II - Seattle, WA, United States
Duration: 9 Jul 200211 Jul 2002

Keywords

  • Langmuir-Blodgett film
  • Organic molecules
  • Second harmonic generation

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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