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Organized Plasmonic Clusters with High Coordination Number and Extraordinary Enhancement in Surface‐Enhanced Raman Scattering (SERS)
Author(s) -
PazosPerez Nicolas,
Wagner Claudia Simone,
RomoHerrera Jose M.,
LizMarzán Luis M.,
García de Abajo F Javier,
Wittemann Alexander,
Fery Andreas,
AlvarezPuebla Ramón A.
Publication year - 2012
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.201207019
Subject(s) - plasmon , nanoparticle , materials science , raman scattering , chemical physics , plasmonic nanoparticles , colloidal gold , raman spectroscopy , cluster (spacecraft) , surface enhanced raman spectroscopy , nanotechnology , particle (ecology) , optoelectronics , chemistry , optics , physics , oceanography , geology , computer science , programming language
Highly symmetric gold nanoparticle clusters with coordination numbers up to seven were produced by using coating with block copolymers. The resulting clusters were separated by density gradient centrifugation and characterized by using SEM and optical spectroscopy (see picture).