Online proceedings - EDA Publishing Association

11-13 May 2011, Aix-en-Provence, France
Particles occupance(%)
100
90
80
70
60
50
40
30
The sample of latex particles: 6 μL; 10 6 particles/mL
20 μm microwells
30 μm microwells
Figure 1: Schematic diagram of the microfluidic chip for single-particle-based
microarray.
20
10
5 10 15 20 25
Applied voltage (volts)
Figure 4: Particle occupancy of latex particles in the microwells of 20-μm and
30-μm diameter for different applied voltages.
Particle occupance (%)
100
90
80
70
60
50
20 μm microwells
Applied voltage = 10 V
Applied voltage = 15 V
Applied voltage = 20 V
Applied voltage = 10 V
Applied voltage = 15 V
Applied voltage = 20 V
30 μm microwells
40
Figure 2: Experimental procedures for particle positioning.
30
20
10
0
0 1 2 3
Number of particles inside a microwell
Figure 5: Particle occupancy of latex particles within the individual microwell
of 20-μm and 30-μm diameter for different applied voltages.
(a)
(b)
Figure 3: The images of micropatterned latex particles in the microwells of (a)
30 and (b) 20 μm in diameter, respectively.
159