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acoustic energy

Obliquity of the
acoustic energy flow in acoustooptic alpha  BaB2O4 and Li2B4O7 crystals

Obliquity of the acoustic energy flow in acoustooptic alpha BaB2O4 and Li2B4O7 crystals

... the acoustic energy flow direction and the wave normal for both the ABO and LTB crystals have been determined for different directions of the acoustic wave ...transverse acoustic waves upon ...

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Photo Acoustic Energy Applications for the Detection of Human Arterial Blockages via Multiple Skin/Bone Layers, a Non Invasive Approach

Photo Acoustic Energy Applications for the Detection of Human Arterial Blockages via Multiple Skin/Bone Layers, a Non Invasive Approach

... the energy from a distance. Therefore, the thermal and acoustic energy are localized at the artery site, propagating via the blood, bone, and ...the energy absorbed by the fat tissue will be ...

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Underwater Acoustic Energy Generated by Icebergs in the Scotia Sea.

Underwater Acoustic Energy Generated by Icebergs in the Scotia Sea.

... spectral energy (up to 500 Hz), variable durations (1-100’s seconds), and an often multi-peaked arrival envelope that includes mixture of impulsive and emergent ...

108

Experimental Investigation Of Thickness Influencing Acoustic Performance Of Sound Absorbing Material

Experimental Investigation Of Thickness Influencing Acoustic Performance Of Sound Absorbing Material

... Exhaust noise can be attenuated in several ways. A distinction is generally made between active and passive attenuation, although purely active mufflers are not yet ready for production in series. For this reason, modern ...

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Softening in pistachio kernels during ultrasonic desiccation

Softening in pistachio kernels during ultrasonic desiccation

... High intensity ultrasound has been considered to enhance mass transfer for different products and processes such as: drying apple and red bell pepper (Schössler et al., 2012), orange peel during air drying (Garcia-Perez ...

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Electricity Generation System with Piezoelectric Element Using Acoustic Radiation Energy

Electricity Generation System with Piezoelectric Element Using Acoustic Radiation Energy

... hexahedral acoustic cavity was adopted, and its walls were rigid, except the top one, which was a flexible aluminum ...vibration energy and internal acoustic energy that were amplified by ...

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Theoretical Analysis of a Passive Acoustic Brain Monitoring System

Theoretical Analysis of a Passive Acoustic Brain Monitoring System

... on acoustic theory and its appropriate correspondence to ...of acoustic energy is located inside a bounded solid object, acoustic waves are generated causing a pressure field distribution at ...

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A Semantic Approach of ITS: Perspective on Road Safety

A Semantic Approach of ITS: Perspective on Road Safety

... into acoustic (pressure) energy during transmission and the reverse conversion of acoustic energy into electrical ...sodar energy conversion process are tactile transducer, that ...

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Spectrum of Third Window Abnormalities: Semicircular Canal Dehiscence and Beyond

Spectrum of Third Window Abnormalities: Semicircular Canal Dehiscence and Beyond

... significant acoustic dissipation. It is theorized that acoustic decompression through the dura mater acts as a third window equivalent, permitting shunting of acoustic energy into the ...

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Acoustic-Based Electrodynamic Energy Harvester for Wireless Sensor Nodes Application

Acoustic-Based Electrodynamic Energy Harvester for Wireless Sensor Nodes Application

... An acoustic energy harvester developed by [17] comprises of an electromechanical Helmholtz resonator ...an energy reclamation circuitry, in which a rectifier is connected to a fly back converter to ...

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Energy Based Collaborative Source Localization Using Acoustic Microsensor Array

Energy Based Collaborative Source Localization Using Acoustic Microsensor Array

... on acoustic energy measurements is ...the acoustic energy decays inversely with respect to the square of distance from the ...comparing energy readings measured at surrounding ...

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Acoustooptic and acoustic properties
of KLiB4O7 crystals

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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Sonar for Environmental Monitoring: Construction of a Multifunctional Active Acoustic Platform Applied for Marine Renewables

Sonar for Environmental Monitoring: Construction of a Multifunctional Active Acoustic Platform Applied for Marine Renewables

... uses acoustic energy to locate and survey objects within a water column ...electrical energy into acoustic energy propagating through the water and vice versa ...

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Tympanal travelling waves in migratory locusts

Tympanal travelling waves in migratory locusts

... Tympanal deflections measured by laser holography were interpreted using the motions theoretically expected from drum resonances. It was assumed that the TM would behave like a circular homogenous drum, although it was ...

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Energetic Efficiency of Vocalization by the Frog Physalaemus Pustulosus

Energetic Efficiency of Vocalization by the Frog Physalaemus Pustulosus

... Brackenbury 1977 has estimated the energetic efficiency of crowing in a chicken by comparing the total fluid energy losses in the syrinx with the resulting acoustic energy.. This is the [r] ...

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Acoustic cross energy measures and their applications

Acoustic cross energy measures and their applications

... is acoustic energy 3 . When acousticians talk about acoustic energy or sound power there is usually the implication that phase information has been discarded; consider for example ...

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A theoretical model of an ultrasonic transducer incorporating spherical resonators

A theoretical model of an ultrasonic transducer incorporating spherical resonators

... focused energy supply (industrial cleaning and therapeutic ultrasound) (see Ladabaum et ...with acoustic amplifying conduits emanating from the cavity (see Campbell et ...

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A Bioparticle Separator based on Dielectrophoretic Integrated with Acoustic Force: Design and Simulation

A Bioparticle Separator based on Dielectrophoretic Integrated with Acoustic Force: Design and Simulation

... surface acoustic waves in comparison with bulk acoustic waves has some ...Surface acoustic waves generating in the piezoelectric ...their energy in the ...with acoustic force results ...

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Energy Ef ficient  and Reliable Communication  in Underwater Acoustic Sensor  Networks

Energy Ef ficient and Reliable Communication in Underwater Acoustic Sensor Networks

... overall energy consumption of MPT will ...usable energy-efficient paths have already been found, and continuing increase the maximal transmission range will not help much in energy consumption ...

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Identification of temperature field in thermoacoustic generator

Identification of temperature field in thermoacoustic generator

... The interaction of heat and sound has been a subject of interest to acousticians since 1816, when Laplace [1] corrected Newton’s first theoretical calculation of the speed of sound in air, [2]. Newton assumed that the ...

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