375451.fig.003a
(a)
375451.fig.003b
(b)
375451.fig.003c
(c)
375451.fig.003d
(d)
Figure 3: (a, b) Bright-field images and (c, d) fluorescent images of 10-μm particles underneath an Au-mesh electrode. The gap spacing between the electrode and the OET surface where the particles sit is 100 μm. The arrows point to the particles below Au wires.