Image Details
Caption: Figure 6.
Mass spectra of pure Ag NP, a 1:105 Ag NP:histidine mixture, and a spectrum of only histidine at the same surface concentration as the mixture. A detailed view of a selected mass range is provided on the right, showing the protonated histidine at m/z 156.
© 2026. The Author(s). Published by the American Astronomical Society.