Experimental investigation of the snap-through buckling of electrostatically actuated initially curved pre-stressed micro beams
The experimental study of the stability properties of initially curved micro beams subjected to
an axial pre-stressing load and transversal deflection-dependent distributed electrostatic …
an axial pre-stressing load and transversal deflection-dependent distributed electrostatic …
Microscale creep and stress relaxation experiments with individual collagen fibrils
F Yang, D Das, I Chasiotis - Optics and lasers in engineering, 2022 - Elsevier
Nanoscale macromolecular biological structures exhibit time-dependent mechanical
behavior, yet a quantitative understanding of their creep and stress relaxation behavior …
behavior, yet a quantitative understanding of their creep and stress relaxation behavior …
Electromechanical behavior of graphene foams
SK Reddy, A Ya'Akobovitz - Applied Physics Letters, 2019 - pubs.aip.org
Graphene foam (GF)—a three-dimensional porous structure that comprises several
graphene layers—has excellent physical properties and, consequently, exciting possible …
graphene layers—has excellent physical properties and, consequently, exciting possible …
Mechanical behavior of vertically aligned carbon nanotubes under electrostatic tension
Y Cohen, D Ronen, A Ya'akobovitz - Sensors and Actuators A: Physical, 2019 - Elsevier
Due to their excellent physical properties and compatibility with micro-fabrication processes,
vertically aligned carbon nanotubes (VA-CNTs) have been successfully integrated in various …
vertically aligned carbon nanotubes (VA-CNTs) have been successfully integrated in various …
Strain relaxation and resonance of carbon nanotube forests under electrostatic loading
Electrostatic loading is widely used for sensing and actuation in miniaturized
electromechanical systems, yet classical designs involve geometric patterning of solid …
electromechanical systems, yet classical designs involve geometric patterning of solid …
Multiple thermal transitions and anisotropic thermal expansions of vertically aligned carbon nanotubes
A Ya'akobovitz - Journal of Applied Physics, 2016 - pubs.aip.org
Vertically aligned carbon nanotubes (VA-CNTs) hold the potential to play an instrumental
role in a wide variety of applications in micro-and nano-devices and composites. However …
role in a wide variety of applications in micro-and nano-devices and composites. However …
Optical amplification for measuring minute displacement of laser beam
Y Bi, P Zhu, X Li, K Zhu, Y Ping, C Zhang… - Journal of Modern …, 2021 - Taylor & Francis
This paper proposes an optical amplification method of measuring the minute displacement
of a laser beam. The relationship between the displacement of the incident laser beam and …
of a laser beam. The relationship between the displacement of the incident laser beam and …
Effect of image degradation on nm-scale MEMS FFT optical displacement measurements
H King, S Warnat, T Hubbard - 2015 IEEE 28th Canadian …, 2015 - ieeexplore.ieee.org
This paper examines the optical measurement of nm-scale MEMS in-plane motion using
microphotographs, and the effect of degraded images on these results. Two common forms …
microphotographs, and the effect of degraded images on these results. Two common forms …
High-precision surface parallelism measurement using digital image correlation method
J Zhao, Y Sang, F Duan, X Ji, Z Lin - Optical Engineering, 2019 - spiedigitallibrary.org
An improved touch-trigger probe method for surface parallelism measurement is proposed,
which enables conventional mechanical probe-based detection techniques to evaluate the …
which enables conventional mechanical probe-based detection techniques to evaluate the …
Optical direct detection of thermal vibrations of ultralow stiffness micro-nano structures.
SS Chowdhury - 2019 - ir.library.louisville.edu
A direct detection optical vibrometer is constructed around an 850 nm laser and a quadrant
photodetector (QPD). The limit of detection is 0.2 fW which corresponds to a minimum …
photodetector (QPD). The limit of detection is 0.2 fW which corresponds to a minimum …