Simultaneous ionic current measurements of DNA translocation based on integrated micro-nanopore chip. The applied voltage is 1 V, and the concentration of KCl solution is 0.01 mol/L. Curve 1 is obtained using chip 1; curve 2 is obtained using chip 2.
Liu et al. Nanoscale Research Letters 2013 8:498 doi:10.1186/1556-276X-8-498