Utilizing 2D Phononic Crystals to Guide Surface Acoustic Waves to a Special Direction

Phononic crystals (PnCs) composed of periodic elastic materials prove to have a property of band gaps. With the unique property, PnCs show potential for applications such as elastic filters, couplers, resonators and waveguides. Much research ...

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Calculate Reflectivity of the 2-D Phononic Crystals Reflecting Gratings in Two Directions

Many researchers are working on reducing energy loss of the Surface Acoustic Wave (SAW) for high performance resonators. Two dimensional (2-D) phononic crystals (PCs) with specified band gaps can be used as gratings for SAW resonators. Any in...

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In 2D Phononic Crystals: the SAW Delay Line Models Can Extract Parameters of Reflection and Velocity

Surface acoustic wave (SAW) devices, as one-dimensional phononic crystals (PCs), have obtained much attention for many years in applications of resonators, filters and sensors. Much effort has been done to calculate the parameters such as ref...

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Analyze Rayleigh Surface Acoustic Waves Propagation on Piezoelectric Phononic Crystal with 3-D Finite Element Model

Phononic crystals (PCs) consisting of periodic elastic materials have a property of band gaps which have potential applications such as acoustic filter, waveguides and acoustic resonator. However, most of the prior research of PCs were limite...

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