Density Gradient Selection of Colloidal Silver Nanotriangles for Assembling Dye-Particle Plasmophores

A simple method based on sucrose density gradient centrifugation is proposed here for the fractionation of colloidal silver nanotriangles. This method afforded particle fractions with surface plasmon resonances, spanning from red to infrared spectral ranges that could be used to tune optical propert...

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Bibliographic Details
Main Authors: Rui Oliveira-Silva, Mariana Sousa-Jerónimo, David Botequim, Nuno J. O. Silva, Duarte M. F. Prazeres, Pedro M. R. Paulo
Format: Article
Language:English
Published: MDPI AG 2019-06-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/9/6/893