Vibrations of a Slightly Curved Microbeam Resting on an Elastic Foundation with Nonideal Boundary Conditions

Table 1

The nondimensional parameters.

Parameter	Definition
𝛼1=𝑘1𝐿^4(1−𝜈^2)𝐴𝐸𝑑^2	The linear coefficient of the foundation
𝛼2=𝑘2𝐿^41−𝜈^2𝐸𝐴	The nonlinear coefficient of the foundation
𝛼3=𝜀0𝑏(1−𝜈^2)𝐿^42𝑑^3𝐸𝐼	The electric force parameter
Γ=12𝑑^2ℎ^2	The midplane stretching parameter
𝜇𝜇=^∗𝐿^2𝜌𝐴𝐸𝐼	The damping parameter
𝑁𝑁=^∗𝐿^2(1−𝜈^2)𝐸𝐼	The axial force parameter