Sers excitation profile investigation of
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K. Kneipp; D. Fassler
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Article
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1984
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Elsevier Science
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English
⚖ 344 KB
An excitation profiie investigation of 3,3'diethyl-2.2'-benzthiatrimethinecyanine adsorbed on silver sol shows, for the pure surface enhancement, a relative minimum near thedye absorption (about 550 nm) and a strong increase for yellowred wavelengths, which is esphined qualitatively in terms of an "