Using the superficial resonant peak and PCA for determining the gold nanoparticle diameter

Juan Carlos Martínez-Espinosa, Teodoro Cordova-Fraga, Aldelmo Reyes-Pablo, Miguel Vargas-Luna

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

Abstract

A model resulting from principal component analysis and assessment based on surface resonant peak of UV-VIS spectrum to determine the diameter of gold nanoparticles is presented in this paper. Six different diameters were analyzed by using the absorption spectra in the range from 400 nm to 700 nm. Commercial TED-PELLA gold colloid nanoparticles with diameters between 20 nm and 80 nm were measured. Preliminary results suggest the usefulness that this model may have on the characterization of nanostructured materials in colloidal suspension, as well as its application in manufacturing protocols standardization of nanoparticles.

Original languageEnglish
Title of host publicationNanotechnology and Advanced Materials II
Pages111-116
Number of pages6
DOIs
StatePublished - 2013
Event2nd International Conference on Nanotechnology Technology and Advanced Materials, ICNTAM 2013 - Los Angeles, CA, United States
Duration: 4 Aug 20135 Aug 2013

Publication series

NameAdvanced Materials Research
Volume818
ISSN (Print)1022-6680

Conference

Conference2nd International Conference on Nanotechnology Technology and Advanced Materials, ICNTAM 2013
Country/TerritoryUnited States
CityLos Angeles, CA
Period4/08/135/08/13

Keywords

  • Gold nanoparticles
  • Principal component analysis
  • UV-visible spectra

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