TABLE 1:
STEP Nanonet force microscopy model parameters.
| Variable | Significance | Value |
|---|---|---|
| L | Segmental length of the fiber (distance between adjacent fixed ends) | ∼300 (µm) |
| a | Location of point load nearest to fiber-fiber intersection |  |
| b | Location of other point load |  |
| δa | Fiber deflection at a | Variable (µm) |
| δb | Fiber deflection at b | Variable (µm) |
| λ | Shape-dependent mechanics parameter |  |
| S | Uniform pretensional load |  |
| T | Uniform pretensional stress, calculated from AFM residual stress measurements | 4.1 MPa (Wang, 2015) |
| d | Fiber diameter | ∼250 nm |
| E | Elastic modulus of the polymer (polystyrene) | E = 0.97 (GPa) (Wang, 2015) |
| I | Area moment of inertia |  |