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Effect of Sodium Citrate on the Photochemical Production of Silver Nanostructures with a Required Optical Spectrum of Localized Surface Plasmon Resonance
Ist Teil von
Russian Journal of Physical Chemistry A, 2021-08, Vol.95 (8), p.1659-1662
Ort / Verlag
Moscow: Pleiades Publishing
Erscheinungsjahr
2021
Quelle
SpringerLink
Beschreibungen/Notizen
A study is performed of the effect the content of sodium citrate in a reaction mixture (an aqueous solution of silver nitrate and sodium citrate) has on the photochemical production of anisotropic silver nanostructures with a required optical spectrum of localized surface plasmon resonance. Silver nanostructures form during the photochemical reduction of silver nitrate (1 × 10
–4
M) at different concentrations (5 × 10
−4
M− 1 × 10
−1
M) sodium citrate. The optimum conditions for the formation of silver nanoparticles (NPs) with decahedral geometry, dendritic NPs (fractal aggregates), and spherical silver NPs are determined.