Figure 1.

a Schematic of 400-μm-wide electrode design. b SEM image of the fabricated 400-μm-wide electrodes. c Schematic of “teeth”-like electrode design. d SEM image of the fabricated “teeth”-like electrodes

Li and Xue Nanoscale Research Letters 2010 5:1072-1078   doi:10.1007/s11671-010-9604-3