Search Results - "Ben Mrad, Ridha"

A MEMS Optical Phased Array Based on Pitch Tunable Silicon Micromirrors for LiDAR Scanners by Mohammad, Tarek, He, Siyuan, Mrad, Ridha Ben

“…This paper presents the design, modeling, fabrication, and testing of an optical phased array (OPA) based scanner utilizing microelectromechanical system…”
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Analysis of Optical Diffraction Profiles Created by Phase-Modulating MEMS Micromirror Arrays by Mohammad, Tarek, He, Siyuan, Mrad, Ridha Ben

“…This paper presents modeling and analysis of light diffraction and light-intensity modulation performed by an optical phased array (OPA) system based on…”
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Review of Zinc Oxide Piezoelectric Nanogenerators: Piezoelectric Properties, Composite Structures and Power Output by Bhadwal, Neelesh, Ben Mrad, Ridha, Behdinan, Kamran

“…Lead-containing piezoelectric materials typically show the highest energy conversion efficiencies, but due to their toxicity they will be limited in future…”
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Review of Piezoelectric Properties and Power Output of PVDF and Copolymer-Based Piezoelectric Nanogenerators by Bhadwal, Neelesh, Ben Mrad, Ridha, Behdinan, Kamran

“…The highest energy conversion efficiencies are typically shown by lead-containing piezoelectric materials, but the harmful environmental impacts of lead and…”
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A conceptual design and FE analysis of a piezoceramic actuated dispensing system for microdrops generation in microarray applications by Ben-Tzvi, Pinhas, Mrad, Ridha Ben, Goldenberg, Andrew A.

“…In recent years, both the diagnostic and pharmaceutical industries have begun to seek improved methods of reagent dispensing that would enable them to reduce…”
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Design, Modeling, and Demonstration of a MEMS Repulsive-Force Out-of-Plane Electrostatic Micro Actuator by Siyuan He, Ben Mrad, R.

“…An analytical model is developed for a two-layer repulsive-force out-of-plane micro electrostatic actuator by using conformal mapping techniques. The model…”
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Characterization of RF sputtered thin film potassium sodium niobate (KNN) with silicon and nickel electrodes by Madani, Ali, Mrad, Ridha Ben, Sinclair, Anthony N.

“…A low cost recipe for thin film deposition of Potassium Sodium Niobate, (Na,K)NbO 3 (KNN) is pursued. The use of expensive noble metals as electrodes was…”
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Introduction to the Special Section on Microelectromechanical Systems in Industrial Environments by Luque, Antonio, Mrad, Ridha Ben

“…The 11 papers in this special section provide a comprehensive review of the industrial applications of microelectromechanical systems (MEMS)…”
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An Overview of Electrospray Applications in MEMS and Microfluidic Systems by Chiarot, P. R., Sullivan, P., Ben Mrad, R.

“…Integrating electrospray into microelectromechanical systems (MEMS) and microfluidic systems supports applications in diverse fields from biotechnology to…”
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Electrospray from a droplet by Chiarot, Paul R., Sullivan, Pierre, Ben Mrad, Ridha

“…A method for achieving electrospray ionization directly from a droplet is reported. The electrospray is formed at the tip of a capillary wick bonded to a glass…”
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Modeling of Wet Stiction in Microelectromechanical Systems (MEMS) by Hariri, Alireza, Zu, Jean, Ben Mrad, Ridha

“…Stiction, which is a term commonly used in micro-electromechanical systems (MEMS) to refer to adhesion, is a major failure mode in MEMS. Undesirable stiction,…”
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A Piezoactuated Droplet-Dispensing Microfluidic Chip by Ahamed, M.J., Gubarenko, S.I., Ben-Mrad, R., Sullivan, P.

“…A microfluidic dispensing device that is capable of generating droplets with volumes varying between 1 nL and 50 pL at an ejection frequency of up to 6 kHz is…”
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Design, Modeling, and Closed-Loop Control of a Complementary Clamp Piezoworm Stage by Salisbury, S.P., Ben Mrad, R., Waechter, D.F., Prasad, S.E.

“…A novel complementary clamp piezoworm stage was developed to be integrated into a two-axis configuration for tracking profiles in different size regimes. It is…”
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Closed-Loop Control of a Complementary Clamp Piezoworm Actuator by Salisbury, S.P., Waechter, D.F., Mrad, R.B., Prasad, S.E., Blacow, R.G., Bin Yan

“…The concept of the complementary clamp piezoworm actuator with a diode-shunted delay circuit was experimentally verified through prototype testing. One clamp…”
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Application of an Equilibrium Model for an Electrified Fluid Interface-Electrospray Using a PDMS Microfluidic Device by Chiarot, P.R., Gubarenko, S.I., Ben Mrad, R., Sullivan, P.

“…An experimental investigation of an electrified fluid interface is presented. The experimental findings are related to a previously developed analytical model…”
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An ion gating strategy for a miniaturized planar Ion Mobility Spectrometer by Chiarot, Paul R, Sullivan, Pierre, Ben Mrad, Ridha

“…In Ion Mobility Spectrometry, the identities of charged species are determined by measuring their mobility in an electric field and comparing the results to an…”
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Development of a Vector Display System Based on a Surface-Micromachined Micromirror by Chong, James, He, Siyuan, Ben Mrad, Ridha

“…This paper presents a small-size low-power portable vector display system. The display system uses a micromirror which consists of a simple two-thin-film…”
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A 3-DOF MEMS Electrostatic Piston-Tube Actuator by Ba-Tis, Faez, Ben-Mrad, Ridha

“…A three-degrees-of-freedom microelectromechanical systems (MEMS) electrostatic actuator was developed, fabricated, and tested. The actuator utilizes a…”
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Fabrication of Lead-Free Piezoelectric (K, Na)NbO sub(3) Thin Film on Nickel-Based Electrodes by Bani Milhim, Alaeddin, Ben-Mrad, Ridha

“…It is desirable to replace noble metals used as electrode materials for piezoelectric thin film with base metals. A nickel-based layer is proposed as a bottom…”
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Fabrication of Lead-Free Piezoelectric (K, Na)NbO 3 Thin Film on Nickel-Based Electrodes by Bani Milhim, Alaeddin, Ben-Mrad, Ridha

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