MEMS Piezoresistive Cantilever Calculator
Micro-cantilever sensing & AFM: Calculate surface stress, piezoresistive resistance change ($\Delta R / R$), longitudinal piezoresistive coefficient ($\pi_l$), and Wheatstone bridge output voltage ($\Delta V_{out}$).
Cantilever Dimensions & Applied Load
Atomic force or biological load
Silicon Crystallography & Piezoresistance
Bridge Sensitivity & Stress
Wheatstone Output ΔV_out:
--
µV differential signal
Resistance Change ΔR / R:
--
PPM (parts-per-million)
Root Surface Bending Stress:
--
Maximum tensile stress σ_l
Force Sensitivity:
--
µV / nN applied
| Tip Deflection δ_tip: | -- |
| Cantilever Spring Constant k: | -- |
| Longitudinal Coefficient π_l: | -- |
| Johnson Thermal Noise Floor: | -- |
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