Enhanced Luminescence of Quantum Dots near a Layer of Ag/SiO2 Nanoparticles


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We have studied the influence of monodisperse Ag/SiO2 core–shell-type nanoparticles with a core diameter of 17 nm and a dielectric-shell thickness within 0–40 nm on the photoluminescence of CdSe/ZnS quantum dots (QDs) excited by laser at a wavelength corresponding to the plasmon resonance in Ag/SiO2 nanoparticles. It is established that the intensity of QD luminescence in the composite system exhibits up to 8.7-fold increase.

Sobre autores

L. Matyushkin

St. Petersburg Electrotechnical University

Autor responsável pela correspondência
Email: leva.matyushkin@gmail.com
Rússia, St. Petersburg, 197376

A. Pertsova

St. Petersburg Electrotechnical University

Email: leva.matyushkin@gmail.com
Rússia, St. Petersburg, 197376

V. Moshnikov

St. Petersburg Electrotechnical University

Email: leva.matyushkin@gmail.com
Rússia, St. Petersburg, 197376

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