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Design and Performance Analysis of Micropump for Drug Delivery Using Normal and Stacked Ring Type Piezoelectric Actuator
In drug delivery systems micropump plays a very important role for controlled drug delivery. This paper presents the analysis of three designs of...
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Actuator Design
Actuators are the most important elements of any haptic device. Their selection or design significantly influences the quality of the haptic...
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Thin ceramic PZT dual- and multi-frequency pMUT arrays for photoacoustic imaging
Miniaturized ultrasonic transducer arrays with multiple frequencies are key components in endoscopic photoacoustic imaging (PAI) systems to achieve...
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Design of Micropump with two stacked ring type piezoelectric actuators for drug delivery
The Micropump has many applications in the field of microfluidics systems where it has to handle a very small volume of fluids in a controlled...
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Electronically enhancing the long-range nanopositioning accuracy of a Lorentz force actuator
This paper presents a precision centimeter-range positioner based on a Lorentz force actuator using flexure guides. An additional digital-to-analog...
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A Methodology for Reconstructing Source Properties of a Conical Piezoelectric Actuator Using Array-Based Methods
We investigated the force produced by a conical piezoelectric (PZT, lead zirconate titanate) transducer actuated by high voltage pulses (HVP) in...
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Design of micropump with piezoelectric actuators
This paper focuses on the design of a micropump specifically tailored for drug delivery applications. The micropump is an essential component in...
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Optimal location of FG actuator/sensor patches on an FG rotating conical shell for active control of vibration
In this paper, the optimization of piezoelectric patch positions is conducted in order to improve vibration performance of an FG-truncated conical...
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Wavelength-scanned all-fiber cavity ring-down gas sensing using an L-band active fiber loop
We report an all-fiber wavelength-scanned cavity ring-down technique using an L-band active fiber loop. A software-based wavelength scanning scheme...
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Review on piezoelectric actuators: materials, classifications, applications, and recent trends
Piezoelectric actuators are a class of actuators that precisely transfer input electric energy into displacement, force, or movement outputs...
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Parametric study on contact sensors for MASW measurement-based interfacial debonding detection for SCCS
Steel-concrete composite structures (SCCS) have been widely used as primary load-bearing components in large-scale civil infrastructures. As the...
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Rupture Disc Monitoring Using Electro-mechanical Impedance (EMI): A Feasibility Study
Rupture disc is widely used in pressure vessels. To prevent catastrophic overpressure in pressure vessels, it is vital to replace the rupture disc...
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Finite Element Analysis of the Axial Mechanical Properties of Piezoelectric Actuator with Tubular Interdigitated Electrodes
We theoretically investigate a new type of piezoelectric actuator with tubular interdigitated electrodes. A partial model is adopted due to the axial...
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Piezoelectric active damper for surface roughness improvement in hard turning processes
Surface roughness and profile accuracy on rolling or sliding surfaces are critical for the wear and fatigue of a component. A high roughness or poor...
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Recent Development of Piezoelectric Fast Tool Servo (FTS) for Precision Machining
With an increasing demand of photoelectric components, the micro/ultraprecision machining technology has become more and more important. However, for...
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ISHM for fault condition detection in rotating machines with deep learning models
The electromechanical impedance-based SHM method (ISHM) aims to correlate changes in vibration signatures with physical phenomena. At the same time,...
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Preliminary Characterization of a Hollow Cylindrical Ultrasonic Motor by Finite Element Modeling and Digital Holographic Interferometry
Magnetic resonance imaging (MRI) provides a better visualization for diagnosis, interventional radiology, and surgery and enables the ability of...
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Analytical analysis of a circular unimorph piezoelectric actuator in the range of low voltages and pressures
In this study, the static displacement behaviour of a three-layer axisymmetric circular piezoelectric unimorph actuator subjected to voltage and...
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Critical Review and Exploration on Micro-pumps for Microfluidic Delivery
This review covers various types of micro-pumps designs, and the design aspects of an IPMC actuator-based micro-pump are much focused on flow rate as...
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Active X-ray Optics for Astronomy
Active optics utilize an actuated element to improve the performance of a telescope. While active optics are now routinely used in large,...