Results 21 to 30 of about 2,725 (194)
Aluminum scandium nitride thin-film bulk acoustic resonators for 5G wideband applications
Microsystems & Nanoengineering, 2022 Bulk acoustic wave (BAW) filters have been extensively used in consumer products for mobile communication systems due to their high performance and standard complementary metal-oxide-semiconductor (CMOS) compatible integration process.
Yang Zou +9 more
doaj +1 more source
Magnetochemistry, 2021 In the current study, the coupling of a cooling problem with the electromagnetic resonance of a bulk acoustic wave (BAW) material is investigated. As well, a new cooling method by the addition of nanoparticles to a phase change material surrounding the ...
Mohammad Yaghoub Abdollahzadeh Jamalabadi
doaj +1 more source
Sensors, 2020 We study the effects of medium rotation on bulk acoustic wave (BAW) propagation. For a theoretical analysis of the BAW propagation characteristics, a motion equation for the plane harmonic waves propagating orthogonal to the rotation axis of the ...
Yasemin Durukan +4 more
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A Micromechanical Transmitter with Only One BAW Magneto-Electric Antenna
Micromachines, 2022 Implantable medical devices have been facing the severe challenge of wireless communication for a long time. Acoustically actuated magnetoelectric (ME) transducer antennas have attracted lots of attention due to their miniaturization, high radiation ...
Si Chen +6 more
doaj +1 more source
Manipulations of micro/nanoparticles using gigahertz acoustic streaming tweezers
Nanotechnology and Precision Engineering, 2022 Contactless acoustic manipulation of micro/nanoscale particles has attracted considerable attention owing to its near independence of the physical and chemical properties of the targets, making it universally applicable to almost all biological systems ...
Hang Wu +10 more
doaj +1 more source
Piezoelectric-Metal Phononic Crystal Enabling GHz Tunable Ultrahigh Q Quasi-BIC Mode. [PDF]
Adv Sci (Weinh)This study introduces a piezoelectric–metal phononic crystal design based on suspended LiNbO3 thin film that realizes quasi‐BIC resonance. The device achieves GHz operation with an ultrahigh quality factor (≈6.5 × 104) and efficient electrical tunability at low voltage.
Xu X +6 more
europepmc +2 more sources
Gigahertz thermoelastic acousto-optic modulation in lithium niobate integrated photonic device. [PDF]
NanophotonicsAbstract Tailoring the interaction between acoustic waves and optical waves in integrated photonic circuits has emerged as a promising avenue for quantum optics and high‐speed information processing. Among various approaches, on‐chip acousto‐optic modulation (AOM) has been extensively explored in the past decade and successfully demonstrated across ...
Zheng Z +5 more
europepmc +2 more sources
Gravitational Wave Detection with High Frequency Phonon Trapping Acoustic Cavities [PDF]
, 2014 There are a number of theoretical predictions for astrophysical and cosmological objects, which emit high frequency ($10^6-10^9$~Hz) Gravitation Waves (GW) or contribute somehow to the stochastic high frequency GW background.
Goryachev, Maxim, Tobar, Michael E.
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Third-Harmonic and intermodulation distortion in bulk acoustic-wave resonators [PDF]
, 2019 This article discusses on the measured third-order intermodulation (IMD3) products and third harmonics (H3) appearing in a set of six different solidly mounted resonators (SMR) and bulk acoustic-wave (BAW) resonators with different shapes and stack ...
Aigner, Robert +3 more
core +2 more sources
Extremely Low Loss Phonon-Trapping Cryogenic Acoustic Cavities for Future Physical Experiments [PDF]
, 2013 Low loss Bulk Acoustic Wave devices are considered from the point of view of the solid state approach as phonon-confining cavities. We demonstrate effective design of such acoustic cavities with phonon-trapping techniques exhibiting extremely high ...
Abbé, Ph. +5 more
core +4 more sources