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 |