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We have recently found that the interaction between metallic nanostructures exhibiting localized surface plasmon resonance in the mid-infrared wavelength region and molecular vibrational modes significantly reduces the fluorescence and surface-enhanced Raman scattering signals. In addition, in the photochemical reaction of photochromic molecules, a phenomenon in which the reaction is promoted or suppressed has been observed. The purpose of this study is to clarify the phenomenon that the spectroscopic characteristics and reaction characteristics change due to the interaction between plasmons and excited state molecules or molecular vibrational modes through ultrafast spectroscopy.
Kosei Ueno
"Plasmon-controlled photochemical processes for spectroscopy and chemical reactions", Proc. SPIE PC12654, Enhanced Spectroscopies and Nanoimaging 2023, PC1265406 (5 October 2023); https://doi.org/10.1117/12.2676297
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Kosei Ueno, "Plasmon-controlled photochemical processes for spectroscopy and chemical reactions," Proc. SPIE PC12654, Enhanced Spectroscopies and Nanoimaging 2023, PC1265406 (5 October 2023); https://doi.org/10.1117/12.2676297