Results 31 to 40 of about 109,668 (295)

Simulations and Experimental Analysis of a High Viscosity Inkjet Printing Device Based on Fabry–Pérot Resonator

open access: yesSensors, 2022
The study investigates the effect of changing various input parameters on the pressure responses at acoustic cavities of a droplet-based acoustic printing device consisting of a Fabry–Pérot (FP) resonator and a standing wave-source chamber.
Muhammad Ali Shah   +3 more
doaj   +1 more source

Wave–wave interactions and deep ocean acoustics [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2013
Deep ocean acoustics, in the absence of shipping and wildlife, is driven by surface processes. Best understood is the signal generated by non-linear surface wave interactions, the Longuet-Higgins mechanism, which dominates from 0.1 to 10 Hz, and may be significant for another octave.
Guralnik, Zachary   +3 more
openaire   +3 more sources

Localization of classical waves I: Acoustic waves [PDF]

open access: yesCommunications in Mathematical Physics, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Figotin, Alexander, Klein, Abel
openaire   +3 more sources

The collapse of single bubbles and approximation of the far-field acoustic emissions for cavitation induced by shock wave lithotripsy [PDF]

open access: yes, 2011
Recent clinical trials have shown the efficacy of a passive acoustic device used during shock wave lithotripsy (SWL) treatment. The device uses the far-field acoustic emissions resulting from the interaction of the therapeutic shock waves with the tissue
Turangan, C.K.   +7 more
core   +1 more source

Acoustic Biosensors and Microfluidic Devices in the Decennium: Principles and Applications

open access: yesMicromachines, 2021
Lab-on-a-chip (LOC) technology has gained primary attention in the past decade, where label-free biosensors and microfluidic actuation platforms are integrated to realize such LOC devices.
Minu Prabhachandran Nair   +2 more
doaj   +1 more source

Research Progress of Locally Resonance Acoustic Metamaterials [PDF]

open access: yesE3S Web of Conferences, 2021
Bragg scattering phonon crystal and locally resonant acoustic metamaterials were introduced. In order to generate noise reduction, the lattice constant of Bragg scattering phonon crystal should be of the same order of magnitude as the wave length of the ...
Zhehua Du
doaj   +1 more source

Mass sensitivity of acoustic wave devices from group and phase velocity measurements [PDF]

open access: yes, 2002
The effect of dispersion on acoustic wave sensors is considered. The discussion is focused upon layer guided surface acoustic waves (Love waves), which obtain their high mass sensitivity for the first Love wave mode by optimizing the guiding layer ...
Newton, Michael   +8 more
core   +1 more source

Photospheric high-frequency acoustic power excess in sunspot umbra: signature of magneto-acoustic modes [PDF]

open access: yes, 2013
We present observational evidence for the presence of MHD (magnetohydrodynamic) waves in the solar photosphere deduced from SOHO/MDI (Solar and Heliospheric Observatory/Michelson Doppler Imager) Dopplergram velocity observations.
Shelyag, S.   +14 more
core   +1 more source

Interface transmittance and interface waves in acoustic Willis media

open access: yesFrontiers in Physics, 2023
Acoustics Willis media, known as bianisotropic acoustic media, incorporate additional coupling between pressure and velocity and between momentum and volumetric strain in their constitutive equation.
Hongfei Qu   +3 more
doaj   +1 more source

Characteristics and mechanism of coupling effects in parallel-cladded acoustic waveguides

open access: yesActa Acustica, 2022
The characteristics and mechanism of coupling effects between parallel cladded acoustic waveguides (PCAWs) are essential when considering their applications in acoustic wave control and signal processing.
Yin Guanjun   +6 more
doaj   +1 more source

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