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The Effect of Thermal Gradients in SERS Spectroscopy
Author(s) -
Kang Taewook,
Hong Soongweon,
Choi Yeonho,
Lee Luke P.
Publication year - 2010
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.201000996
Subject(s) - photothermal therapy , raman scattering , molecule , raman spectroscopy , thermal , nanotechnology , photothermal effect , materials science , spectroscopy , surface enhanced raman spectroscopy , intensity (physics) , scattering , chemical physics , analytical chemistry (journal) , optoelectronics , computer science , chemistry , optics , physics , thermodynamics , organic chemistry , quantum mechanics
The importance of the photothermal effect in surface enhanced Raman scattering (SERS) measurements is addressed. Strong temperature gradient (≈10 6 K m −1 ) induced by photothermal effect can force molecules to move. Finally, redistributed molecules can result in a nonuniform SERS intensity.