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.
(A) Impedance spectra of the [FeFe]-hydrogenase systems at the equilibrium potential. (B) Enlargement focusing on the high-frequency details. Conditions: pH 7.0 (0.10 M phosphate buffer); temperature, 0 °C. The symbols are experimental data points, and the lines represent the fits obtained.
