fig6
![Flexible tactile sensor with an embedded-hair-in-elastomer structure for normal and shear stress sensing](https://image.oaes.cc/465b9063-1cea-4605-8000-cd9a15555bf1/ss3022.fig.6.jpg)
Figure 6. Variable sensitivity of tactile sensors. Response of the sensor to normal stress and shear stress when (A) PDMS and (B) hydrogel are adopted as elastic materials, respectively; (C) Sensor sensitivity as a function of Young’s modulus of elastic material.