J-aggregated dye-MnPS3 hybrid nanoparticles with giant quadratic optical nonlinearity

Too Yi, René Clément, Christian Haut, Laure Catala, Thierry Gacoin, Nicolas Tancrez, Isabelle Ledoux, Joseph Zyss

Research output: Contribution to journalArticlepeer-review

Abstract

An entirely different approach for synthesizing nanoparticles exhibiting giant 'molecular' hyperpolarizability (β) values, evidenced by the spontaneous alignment of several hundreds of dipolar chromophores in each particles, was designed. The strategy to engineer these supramolecular assemblies of nonlinear optics (NLO)-phores involves a combination of several areas of chemistry such as J-aggregates of organic dyes, intercalation in layered materials and control of nanoparticle growth. The β measurements of the [MnPS3/DAZOP] nanoparticles and of pure DAZOP iodide were performed by harmonic light scattering at 1.91 μm. The nanoparticles and pure DAZOP iodide were dissolved in chloroform in the presence of PVP.

Original languageEnglish
Pages (from-to)335-338
Number of pages4
JournalAdvanced Materials
Volume17
Issue number3
DOIs
Publication statusPublished - 10 Feb 2005

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