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. 2019 Jan 14;150(2):024707. doi: 10.1063/1.5065511

TABLE II.

Enhancements of 2D IR signals from localized surface plasmons, the inverted reflection geometry, and SEAR 2D IR spectroscopy.

SEAR 2D IR
Localized surface Inverted reflection spectroscopy
Sample plasmon enhancement geometry enhancement enhancement
Cys-ovispirin-1 on 3 nm 59.1–6140 3.2 190–20 000
Au/CaF2, dried
Cys-ovispirin-1 on 3 nm 137–153 2.5 340–380
Au/CaF2, hydrated with D2O