bulk acoustic wave resonators
Switchable and tunable bulk acoustic wave resonators based on BaxSr1-xTiO3 thin films
... excites acoustic waves which result in a resonance at a frequency determined by the mechanical properties and physical dimensions of the ...piezoelectric resonators based on bulk acoustic ...
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Flexible surface acoustic wave resonators built on disposable plastic film for electronics and lab-on-a-chip applications
... film bulk acoustic wave resonators 10 , piezoelectric pressure sensors 11 , and micro-fluidics 12 ...Surface acoustic wave (SAW) devices are crucial for the development of many ...
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Electric Equivalent Circuit for the Thickened Edge Load Solution in a Bulk Acoustic Wave Resonator
... Abstract—With the aim to improve the performance of Bulk Acoustic Wave resonators, the thickened edge load can be included on the top electrode. Using this solution, the energy trapping ...
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UV sensing using film bulk acoustic resonators based on Au/n-ZnO/ piezoelectric-ZnO/Al structure
... D etection of ultraviolet (UV) radiation is very important in a number of areas such as UV radiation dosimetry, space-to-space communications, flame detection, UV astronomy, chemical/biological battle field reagent ...
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The concept of thin film bulk acoustic resonators as selective CO 2gas sensors
... the acoustic-wave damping ...the acoustic parameters of the deposited ...the acoustic velocity as low as 800 m s −1 ...that acoustic parameters slightly differ on each sensor ...and ...
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Film bulk acoustic resonators integrated on arbitrary substrates using a polymer support layer
... standing wave being produced at certain frequencies ...minimize acoustic losses from the piezoelectric film which would occur if the device is mounted directly on a simple substrate, such as ...
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Particle sensor using solidly mounted resonators
... the acoustic wave propagation through the bulk of the material across the crystal and the particle displacement are both in the same direction, normal to the sensor ...reflected bulk waves ...
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Acoustic wave science realized by metamaterials
... of acoustic metamaterials has expanded marvelously over the past 15 ...review. Acoustic parameters, the mass density and bulk modulus, which are analogous to the permittivity and permeability in ...
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Porous silicon bulk acoustic wave resonator with integrated transducer
... thin-film bulk acoustic wave (BAW) devices for filters and ...resonators. Acoustic filters such as surface acoustic wave (SAW) filters and BAW filters are a cornerstone of ...
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Correlation of BAW and SAW properties of langasite at elevated temperatures
... using bulk acoustic wave (BAW) resonators of differ- ent ...the wave velocity of SAW resonators for two selected cuts of ...
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Finite Element Analysis for Acoustic Wave Transmission in Ultrasonic Tomography Application
... The result obtained could aid in detection and measurement of two phase liquid flow regime particularly in the ultrasonic tomography applications. Understanding the acoustic impedance matching point will determine ...
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Large-scale numerical modeling of hydro-acoustic waves generated by tsunamigenic earthquakes
... real-time acoustic data for three main scientific areas: astrophysics, for the neutrino detection, bio-acoustics, for the whale track- ing, and geophysics for the recording of hydro-acoustic wave ...
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Acoustooptic and acoustic properties of KLiB4O7 crystals
... the acoustic wave propagating along the direction that makes the angle 45 ° with respect to the crystallographic axis c in (011) plane, an obliquity of the acoustic energy flow can appear, leading to ...
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Phonon Dynamics and Damping in Three Dimensional Acoustic Bandgap Cavity Optomechanical Resonators
... Anharmonicity in the atomic potential in crystalline solids is responsible for a num- ber of material phenomena which would otherwise not be present in a linear system governed by a perfectly harmonic potential. These ...
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Study of Surface Acoustic Wave Sensor
... surface acoustic wave device (SAW) ...surface wave. Direct coupling to a surface elastic wave is possible at the boundary of a piezoelectric solid if any of the components of strain at the ...
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Analytical Solutions of Nonlinear Coupled Schrodinger–KdV Equation via Advance Exponential Expansion
... interacting wave dynamics in Langmuir wave, dust-acoustic wave and electromagnetic wave in plasma physics, also appeared as a model equation to describe various types of wave ...
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BULK WAVE CHARACTERIZATION OF LAMINATED COMPOSITES
... Model Verification The finite difference method consists of developing algebraic approximation of a partial differential equation_ In this work, the system that is being solved is the eq[r] ...
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Modeling Sound Propagation Using the Corrective Smoothed Particle Method with an Acoustic Boundary Treatment Technique
... in acoustic computation, and some researchers have attempted to obtain the acoustic field through direct numerical ...various acoustic waves in engineering problems, acoustic variables such as ...
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The detection of ultrasound using fiber-optic sensors
... reflection wave length from a Bragg grating is a direct measure of the optical path length corresponding to the grating ...the acoustic wave- length is far greater than the grating ...the ...
8
Design of Acoustic Metamaterials and Metasurfaces.
... the acoustic impedance of the background medium, Z ah is the acoustic impedance at the outer opening of the branch, S is the cross-sectional area of the branch opening, k / c 0 is the wave ...
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