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Unique Heterogeneous Silver–Copper Dendrites with a Trace Amount of Uniformly Distributed Elemental Cu and Their Enhanced SERS Properties
Author(s) -
Chen Xing,
Cui ChunHua,
Guo Zheng,
Liu JinHuai,
Huang XingJiu,
Yu ShuHong
Publication year - 2011
Publication title -
small
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.785
H-Index - 236
eISSN - 1613-6829
pISSN - 1613-6810
DOI - 10.1002/smll.201002331
Subject(s) - copper , materials science , single displacement reaction , galvanic cell , surface enhanced raman spectroscopy , substrate (aquarium) , aqueous solution , raman spectroscopy , foil method , chemical engineering , molecule , nanotechnology , metallurgy , chemistry , composite material , raman scattering , organic chemistry , optics , oceanography , physics , engineering , geology
Ag–Cu dendrites are grown from Cu foil/plate by a galvanic displacement reaction between AgNO 3 aqueous solution and the Cu substrate at room temperature. The dendrites show increased surface‐enhanced Raman spectroscopy (SERS) enhancement capability for the detection of organic dye molecules.