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Modeling and simulation of a biosensor

Project description and navigation
  1. Motivation
  2. Technical background
  3. Mathematical modeling
  4. Simulation

VI. Simulation

1. Finite element models

figure 1
Figure 1: Shear waves in the substrate
figure 2
Figure 2: Shear waves in the guiding layer
figure 3
Figure 3: x2-velocity in the fluid
figure 4a figure 4b
Figure 4: Shear waves in (x1,x2)-plane along guiding layer. Left: at input IDTs; right: at output IDTs.

2. Dispersion relations

figure 5
Figure: Velocity diagram for ST-cut quartz crystal. Blue: bulk shear waves; green: guided shear waves.
figure 6
Figure: Sensitivity in grad/(µg/cm2) versus guiding layer thickness in µm.