Table 2.
Piezoresistive Coefficients Using Data From 0% to 1% Strain. From Chen and MacDonald [161], Reprinted With Permission From American Institute of Physics
[110] longitudinal piezoresistive coefficients | Piezoresistance of n-type silicon fiber with doping level of 2×1020 cm−3 | Tufte and Stelzer [163] n-type silicon with doping level of 2×1020 cm−3 |
---|---|---|
First-order π1(10−4MPa−1) | −1.86 ± 0.01 | −1.9 |
Second-order π2(10−7MPa−2) | 0.12 ± 0.01 | N/A |
Third-order π3(10−10MPa−3) | 0.100 ± 0.003 | N/A |