Results 21 to 30 of about 4,391 (219)

Pulse mode operation of Love wave devices for biosensing applications [PDF]

open access: yes, 2001
In this work we present a novel pulse mode Love wave biosensor that monitors both changes in amplitude and phase. A series of concentrations of 3350 molecular weight poly(ethylene glycol) (PEG) solutions are used as a calibration sequence for the pulse ...
Gizeli, E   +4 more
core   +1 more source

Particle separation in microfluidics using different modal ultrasonic standing waves

open access: yesUltrasonics Sonochemistry, 2021
Microfluidic technology has great advantages in the precise manipulation of micro and nano particles, and the separation of micro and nano particles based on ultrasonic standing waves has attracted much attention for its high efficiency and simplicity of
Yaolong Zhang, Xueye Chen
doaj   +1 more source

Single-Input and Multiple-Output Surface Acoustic Wave Sensing for Damage Quantification in Piezoelectric Sensors

open access: yesSensors, 2018
The main aim of the paper is damage detection at the microscale in the anisotropic piezoelectric sensors using surface acoustic waves (SAWs). A novel technique based on the single input and multiple output of Rayleigh waves is proposed to detect the ...
Lavish Pamwani   +4 more
doaj   +1 more source

Initial Design and Quick Analysis of SAW Ultra–Wideband HFM Transducers [PDF]

open access: yesRadioengineering, 2017
This paper presents techniques for initial design and quick fundamental and harmonic operation analysis of surface acoustic waves ultra–wideband hyperbolically frequency modulated (HFM) interdigital transducer (IDT).
A. Janeliauskas   +5 more
doaj  

Dynamic modulation of photonic crystal nanocavities using gigahertz acoustic phonons [PDF]

open access: yes, 2011
Photonic crystal membranes (PCM) provide a versatile planar platform for on-chip implementations of photonic quantum circuits. One prominent quantum element is a coupled system consisting of a nanocavity and a single quantum dot (QD) which forms a ...
Bouwmeester, Dirk   +6 more
core   +2 more sources

Standing wave performance test of IDT-SAW transducer prepared by silk-screen printing

open access: yesAIP Advances, 2018
With the advantages of high performance and low loss, interdigital surface acoustic wave (IDT-SAW) transducers are widely used in the fields of nondestructive testing, communication and broadcasting. The production, performance and application of surface
Ziping Wang   +5 more
doaj   +1 more source

Surface-acoustic-wave driven planar light-emitting device

open access: yes, 2004
Electroluminescence emission controlled by means of surface acoustic waves (SAWs) in planar light-emitting diodes (pLEDs) is demonstrated. Interdigital transducers for SAW generation were integrated onto pLEDs fabricated following the scheme which we ...
D. A. Ritchie   +6 more
core   +1 more source

Focusing of surface-acoustic-wave fields on (100) GaAs surfaces [PDF]

open access: yes, 2003
Focused surface-acoustic waves (SAWs) provide a way to reach intense acoustic fields for electroand optoacoustic applications on semiconductors. We have investigated the focusing of SAWs by interdigital transducers (IDTs)deposited on (100)-oriented GaAs ...
Alsina   +27 more
core   +2 more sources

Surface Acoustic Waves in Thin Films Nanometrology [PDF]

open access: yes, 2015
Thin films nanometrology is an emerging field in nanoscience as the synthesis, processing and applications of nanostructured thin films require an in-depth knowledge of their elastic constants. The elastic energy of a surface acoustic wave propagating in
BETTUCCI, Andrea
core   +1 more source

Investigation of bulk acoustic microwaves excited by an interdigital transducer

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2015
Excitation of bulk and surface acoustic waves with the interdigital transducer (IDT), which is deposited on the surface of a piezoelectric crystal, is widely used in the development of devices in acoustoelectronics and in the design of the microwave ...
O. G. Reshotka   +2 more
doaj   +1 more source

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