Results 81 to 90 of about 4,429 (217)

PASSIV WIRELESS CURENT SENSOR FOR THREE-PHASE CIRCUTS

open access: yesВестник Северо-Кавказского федерального университета, 2022
Studies on passive wireless current sensors for three-phase circuits based on delay lines on surface acoustic waves are presented. The design of a passive wireless sensor on surface acoustic waves is proposed, in which there is a strong dependence of the
V. Kislitsyn   +4 more
doaj  

Broadband surface acoustic wave attenuation in metals using chirp compression and dispersive interdigital transducers [PDF]

open access: yesJASA Express Letters
This study presents a non-destructive method for estimating surface acoustic wave attenuation, which is highly sensitive to microstructural features, especially at high frequencies.
Dame Fall   +4 more
doaj   +1 more source

Surface acoustic wave-induced electroluminescence intensity oscillation in planar light-emitting devices

open access: yes, 2005
Electroluminescence emission from surface acoustic wave-driven light-emitting diodes (SAWLEDs) is studied by means of time-resolved techniques. We show that the intensity of the SAW-induced electroluminescence is modulated at the SAW frequency (~1 GHz ...
A. J. Shields   +9 more
core   +1 more source

Acoustic transport of electrons in parallel quantum wires [PDF]

open access: yes, 2005
Over the last few years we have developed a new method to control single-electrons by isolating and moving them through a submicron width channel formed in a GaAs/AlGaAs heterostructure using a surface acoustic wave.
Cunningham, J   +3 more
core   +1 more source

Traceless Regulation of Genetic Circuitry

open access: yesAdvanced Science, Volume 13, Issue 10, 18 February 2026.
Energy‐based, as opposed to molecular, control offers unprecedented improvements in key circuit parameters. This review summarizes the fundamentals of such traceless switches, categorizes them by trigger modalities, and compares and contrasts distinct advantages as well as shortcomings of each kind.
Gokberk Unal, Martin Fussenegger
wiley   +1 more source

Analysis of narrow-band dispersive interdigital transducers by the scattering-matrix method for periodic metal strips

open access: yesArchives of Acoustics, 2015
A model of the interdigital transducer of surface acoustic wave (SAW) is introduced on the strength of the scattering matrix for a single metal strip of the periodic system deposited on a piezoelectric substrate surface. The model describes properties of
Eugeniusz DANICKI
doaj  

Acoustophoretic Control of Microparticle Transport Using Dual-Wavelength Surface Acoustic Wave Devices

open access: yesMicromachines, 2019
We present a numerical and experimental study of acoustophoretic manipulation in a microfluidic channel using dual-wavelength standing surface acoustic waves (SSAWs) to transport microparticles into different outlets.
Jin-Chen Hsu   +2 more
doaj   +1 more source

Surface acoustic wave/silicon monolithic sensor/processor [PDF]

open access: yes
A new technique for sputter deposition of piezoelectric zinc oxide (ZnO) is described. An argon-ion milling system was converted to sputter zinc oxide films in an oxygen atmosphere using a pure zinc oxide target. Piezoelectric films were grown on silicon
Fathimulla, M. A.   +5 more
core   +1 more source

US-guided Percutaneous Release of the Trigger Finger by Using a 21-gauge Needle: A Prospective Study of 60 Cases. [PDF]

open access: yes, 2016
Purpose: To evaluate the efficacy of ultrasonographically (US)-guided percutaneous treatment of the trigger finger by releasing the A1 pulley with a 21-gauge needle.
André, Aymeric   +9 more
core   +1 more source

Preventive Effect of Powder Bergamot Juice (Citrus bergamia Risso & Poiteau) on Pathophysiological Processes of Renal Disease in an Experimental Western Diet Model

open access: yesMolecular Nutrition &Food Research, Volume 70, Issue 3, 13 February 2026.
Excessive intake of sugars and fats contributes to obesity and renal dysfunction. Natural bioactive compounds, such as those found in bergamot (Citrus bergamia), have been studied for their protective potential. In an experimental rat model, bergamot supplementation reduced weight gain, improved kidney function, and decreased oxidative stress markers ...
Marina de Paula Salomé dos Santos   +10 more
wiley   +1 more source

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