Luminescence and absorption spectra of Eu-complex-doped PVDF film: Influence of controlled stretch

Roman Pogreb, Gene Whyman, Mikhail Mestechkin, Shmuel Sternklar, Albina Musin, Yelena Bormashenko, Mordechai Hakham-Itzhaq, Michael Tseitlin, Oleg Popov, Vlad Lirtsman, Dan Davidov, Edward Bormashenko

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Poly(vinylidenefluoride) film (PVDF) doped with Eu(III)(NO 3)3(o-Phenanthroline)2 complex (complex A) was manufactured using an extrusion technique. Emission spectrum of the film was compared to spectra of the dopant and polyethylene based film. Stretching the film resulted in a sharp growth of intensity and reshaping of the luminescence spectrum. The impact of the PVDF matrix on the photoluminescence spectra of complex A is attributed to the Stark effect. Reasons for the increase of luminescence intensity are discussed. Quantum chemical calculations revealed a marked longwave shift of the lowest triplet and singlet energy levels of complex A compared to free phenanthroline. The amplification and frequency shifting of the luminescent spectrum of europium-complex-doped PVDF may lead to promising applications.

Original languageEnglish
Title of host publicationProceedings of SPIE - The International Society for Optical Engineering
DOIs
StatePublished - 2006
EventOptical Components and Materials III - San Jose, CA, United States
Duration: 23 Jan 200625 Jan 2006

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume6116
ISSN (Print)0277-786X

Conference

ConferenceOptical Components and Materials III
Country/TerritoryUnited States
CitySan Jose, CA
Period23/01/0625/01/06

Keywords

  • Eu(III) organic complexes
  • Luminescence
  • Piezoelectricity
  • Polymers

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