Comment on “Fabrication of a Synthetic Nanopore Ion Pump”

A Comment on the Letter by Z. Siwy and A. Fuliński, Phys. Rev. Lett. 89, 198103 (2002). The authors of the Letter offer a Reply.

Figure 1

Simulated currents. Top three curves: $V_0=3.5$, $c_0=0.1\mathrm{M}$, and, from top, $c_1=0.1$, 0.25, and 0.75 M. Dashed curve: $V_0=3.5$, $c_0=0.01\mathrm{M}$, and $c_1=1\mathrm{M}$. Bottom full curve: $V_0=5.7$, $c_0=0.01\mathrm{M}$, and $c_1=1\mathrm{M}$.