Beilstein J. Nanotechnol.2020,11, 1072–1081, doi:10.3762/bjnano.11.92
Sayyid H. Hashemi Kachapi Department of Mechanical Engineering, Babol Noshirvani University of Technology, P.O. Box 484, Shariati Street, Babol, Mazandaran 47148-71167, Iran 10.3762/bjnano.11.92 Abstract In this work, surface/interface effects for pull-in voltage and viscousfluidvelocity
constants, residual stress, piezoelectric constants and mass density, are considered for analysis of the dimensionless natural frequency with respect to the viscousfluidvelocity and pull-in voltage of the FC-MWPENSs.
Keywords: electrostatic excitation; piezoelectric nanosensor; pull-in voltage; stability
analysis; surface/interface effect; van der Waals force; viscousfluidvelocity; Introduction
Nanomechanical sensors and resonators, especially when combined with piezoelectric materials, are widely used in modern engineering, which encompasses numerous, diverse fields of science and technology
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Figure 1:
Fluid-conveying multiwalled piezoelectric nanosensor. (a) Illustration of van der Walls forces betw...