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Proc. ASME. IDETC-CIE2019, Volume 4: 24th Design for Manufacturing and the Life Cycle Conference; 13th International Conference on Micro- and Nanosystems, V004T08A006, August 18–21, 2019

Paper No: DETC2019-97445

DOI: https://doi.org/10.1115/DETC2019-97445

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Topics: Filters, Levitation, Microelectromechanical systems, Signals, Design, Electrodes, Sensors, Signal processing, Signal to noise ratio

Proceedings Papers

Feasibility of Triboelectric Energy Harvesting and Load Sensing in Total Knee Replacement

Alwathiqbellah Ibrahim, Manav Jain, Emre Salman, Ryan Willing, Shahrzad Towfighian

Proc. ASME. SMASIS2018, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V002T07A016, September 10–12, 2018

Paper No: SMASIS2018-8212

DOI: https://doi.org/10.1115/SMASIS2018-8212

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Topics: Energy harvesting, Knee joint prostheses, Stress, Generators, Bearings, Circuits, Knudsen number, Sensors, Servomechanisms, Signals

Proceedings Papers

A MEMS Threshold Acceleration Switch Powered by a Triboelectric Generator

Mark Pallay, Alwathiqbellah I. Ibrahim, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2018, Volume 4: 23rd Design for Manufacturing and the Life Cycle Conference; 12th International Conference on Micro- and Nanosystems, V004T08A010, August 26–29, 2018

Paper No: DETC2018-85543

DOI: https://doi.org/10.1115/DETC2018-85543

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Topics: Generators, Microelectromechanical systems, Switches, Electrodes, Sensors, Levitation, Cantilever beams, Cantilevers, Circuits, Dynamic response

Proceedings Papers

Investigation of Vibration Energy Harvesting Using Two Cantilevers With Random Input

Wei Yang, Panagiotis Alevras, Shahrzad Towfighian

Proc. ASME. SMASIS2017, Volume 1: Development and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V001T07A010, September 18–20, 2017

Paper No: SMASIS2017-3860

DOI: https://doi.org/10.1115/SMASIS2017-3860

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Topics: Cantilevers, Energy harvesting, Vibration, Cantilever beams, Excitation, Energy efficiency, Kinetic energy, Magnetic fields, Magnets, Piezoelectric materials

Proceedings Papers

A Broadband Energy Harvester With Internal Resonance Induced by Two Resonators

Wei Yang, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A057, August 6–9, 2017

Paper No: DETC2017-67442

DOI: https://doi.org/10.1115/DETC2017-67442

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Topics: Energy harvesting, Resonance, Frequency response, Cantilever beams, Design, Engineering simulation, Excitation, Magnets, Piezoelectric materials, Simulation

Proceedings Papers

Modeling an Impact Vibration Harvester With Triboelectric Transduction

Alwathiqbellah Ibrahim, Abdallah Ramini, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A069, August 6–9, 2017

Paper No: DETC2017-68283

DOI: https://doi.org/10.1115/DETC2017-68283

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Topics: Modeling, Vibration, Electrodes, Density, Energy harvesting, Aluminum, Aluminum foil, Electric charge, Flow (Dynamics), Hardening

Proceedings Papers

Parametric Excitation of a Repulsive Force Actuator

Mark Pallay, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2017, Volume 4: 22nd Design for Manufacturing and the Life Cycle Conference; 11th International Conference on Micro- and Nanosystems, V004T09A005, August 6–9, 2017

Paper No: DETC2017-67381

DOI: https://doi.org/10.1115/DETC2017-67381

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Topics: Actuators, Electrodes, Equations of motion, Excitation, Microelectromechanical systems, Oscillations, Resonance, Sensors, Signal to noise ratio

Journal Articles

Dynamics of Transition Regime in Bistable Vibration Energy Harvesters

Alwathiqbellah Ibrahim, Shahrzad Towfighian, Mohammad I. Younis

J. Vib. Acoust. October 2017, 139(5): 051008.

Paper No: VIB-16-1454

DOI: https://doi.org/10.1115/1.4036503

Published Online: June 28, 2017

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Topics: Displacement, Dynamics (Mechanics), Energy harvesting, Excitation, Magnetic fields, Magnets, Vibration, Deflection, Hardening, Equilibrium (Physics)

Journal Articles

Parametrically Excited Electrostatic MEMS Cantilever Beam With Flexible Support

Mark Pallay, Shahrzad Towfighian

J. Vib. Acoust. April 2017, 139(2): 021002.

Paper No: VIB-16-1229

DOI: https://doi.org/10.1115/1.4034954

Published Online: December 7, 2016

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Topics: Cantilever beams, Design, Microelectromechanical systems, Resonance, Sensors, Stiffness, Frequency response, Springs, Dimensions, Vibration

Proceedings Papers

A MEMS Microphone Using Repulsive Force Sensors

Mehmet Ozdogan, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2016, Volume 4: 21st Design for Manufacturing and the Life Cycle Conference; 10th International Conference on Micro- and Nanosystems, V004T08A017, August 21–24, 2016

Paper No: DETC2016-60171

DOI: https://doi.org/10.1115/DETC2016-60171

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Topics: Force sensors, Microelectromechanical systems, Microphones, Design, Sensors, Acoustics, Actuators, Collapse, Diaphragms (Mechanical devices), Diaphragms (Structural)

Proceedings Papers

Performance of a Bi-Stable Resonator With Random Input Vibrations

Wei Yang, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2016, Volume 6: 12th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T09A051, August 21–24, 2016

Paper No: DETC2016-60324

DOI: https://doi.org/10.1115/DETC2016-60324

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Topics: Vibration, Energy harvesting, Magnets, Gaussian distribution, Nonlinear systems, Random excitation, Random vibration, Resonance, Sensors, Simulation

Proceedings Papers

Predicting the Output of a Triboelectric Energy Harvester Undergoing Mechanical Pressure

Danial Sharifi Kia, Shahrzad Towfighian, Congrui Jin

Proc. ASME. SMASIS2016, Volume 2: Modeling, Simulation and Control; Bio-Inspired Smart Materials and Systems; Energy Harvesting, V002T07A007, September 28–30, 2016

Paper No: SMASIS2016-9157

DOI: https://doi.org/10.1115/SMASIS2016-9157

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Topics: Energy harvesting, Pressure, Interface structure, Deformation, Adhesives, Circuits, Computer simulation, Density, Nanostructures , Electrodes

Proceedings Papers

A Novel Capacitive Sensing Principle for Microdevices

Jian Zhou, Ronald N. Miles, Shahrzad Towfighian

Proc. ASME. IDETC-CIE2015, Volume 4: 20th Design for Manufacturing and the Life Cycle Conference; 9th International Conference on Micro- and Nanosystems, V004T09A024, August 2–5, 2015

Paper No: DETC2015-46554

DOI: https://doi.org/10.1115/DETC2015-46554

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Topics: Actuators, Design, Electric fields, Equilibrium (Physics), Sensors

Proceedings Papers

Static Modeling of a Bi-Axial Micro-Mirror With Sidewall Electrodes

Shahrzad Towfighian, Mehmet Ozdogan

Proc. ASME. IMECE2014, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A030, November 14–20, 2014

Paper No: IMECE2014-38834

DOI: https://doi.org/10.1115/IMECE2014-38834

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Topics: Electrodes, Mirrors, Modeling, Rotation, Computation, Excitation, Springs

Proceedings Papers

A Low Voltage Electrostatic Micro Actuator for Large Out-of-Plane Displacement

Shahrzad Towfighian, Siyuan He, Ridha Ben Mrad

Proc. ASME. IDETC-CIE2014, Volume 4: 19th Design for Manufacturing and the Life Cycle Conference; 8th International Conference on Micro- and Nanosystems, V004T09A015, August 17–20, 2014

Paper No: DETC2014-34283

DOI: https://doi.org/10.1115/DETC2014-34283

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Topics: Displacement, Microactuators, Actuators, Mirrors, Design, Electrical measurement, Electrostatic actuators, Finite element model, Lenses (Optics), Modeling

Journal citation

NARROW

Energy Harvesting From Motions of a Robotic Worm

Effect of Dielectric Material and Package Stiffness on the Power Generation in a Packaged Triboelectric Energy Harvesting System for Total Knee Replacement

Experimental Characterization of the Electrostatic Levitation Force in MEMS Transducers

Feasibility Study of a Capacitive MEMS Filter Using Electrostatic Levitation

Feasibility of Triboelectric Energy Harvesting and Load Sensing in Total Knee Replacement

A MEMS Threshold Acceleration Switch Powered by a Triboelectric Generator

Investigation of Vibration Energy Harvesting Using Two Cantilevers With Random Input

A Broadband Energy Harvester With Internal Resonance Induced by Two Resonators

Modeling an Impact Vibration Harvester With Triboelectric Transduction

Parametric Excitation of a Repulsive Force Actuator

Dynamics of Transition Regime in Bistable Vibration Energy Harvesters

Parametrically Excited Electrostatic MEMS Cantilever Beam With Flexible Support

A MEMS Microphone Using Repulsive Force Sensors

Performance of a Bi-Stable Resonator With Random Input Vibrations

Predicting the Output of a Triboelectric Energy Harvester Undergoing Mechanical Pressure

A Novel Capacitive Sensing Principle for Microdevices

Static Modeling of a Bi-Axial Micro-Mirror With Sidewall Electrodes

A Low Voltage Electrostatic Micro Actuator for Large Out-of-Plane Displacement

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