Figure 4.
Plasmon resonance wavelength shift (Δλ) vs. concentration of Cu(II) in buffer solution at pH = 2, in semi-log scale, with error bars and Hill fitting to the experimental data.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.