Results 11 to 20 of about 19,313 (265)

Auditorium Acoustics Simulator [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1970
An acoustics simulator is a complex of signal processing equipment by which the acoustical characteristics of one space may be simulated in another. Artificial reverberation systems, theater surround systems, and four-channel stereo systems are familiar examples of relatively simple simulators. A more comprehensive simulator can be useful in auditorium
T. R. Horrall   +2 more
openaire   +1 more source

Acoustic ring resonator: Experiments and simulations

open access: yesAIP Advances, 2022
The application of acoustic ring resonator structures for the manipulation of audio frequency acoustic waves is demonstrated experimentally and via numerical simulation.
William M. Robertson   +5 more
doaj   +1 more source

Experimental investigations and computer simulations to solve acoustic problems in the modern church

open access: yesEngineering Structures and Technologies, 2018
Architectural acoustics of contemporary sacred buildings is still an under-appreciated issue. Many contemporary churches are not functional enough due to acoustic defects which occur there.
Anna Sygulska   +2 more
doaj   +1 more source

Acoustic waveguide based on cascaded Luneburg lens [PDF]

open access: yesJASA Express Letters, 2022
This paper investigates the acoustic Luneburg Lens (ALL) as a design framework for guiding acoustic wave propagation. In this study, an acoustic waveguide is proposed based on the characteristics of both acoustic wave focusing and collimation of cascaded
Liuxian Zhao, Timothy Horiuchi, Miao Yu
doaj   +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

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

Simulation studies for large scale acoustic neutrino detectors [PDF]

open access: yesEPJ Web of Conferences, 2019
The AMADEUS system is a submarine acoustic array that was operated from 2008 until 2015 as a part of the ANTARES neutrino telescope in the Mediterranean Sea.
Kieβling Dominik, Lahmann Robert
doaj   +1 more source

Acoustic tractor beam [PDF]

open access: yes, 2014
Negative radiation forces act opposite to the direction of propagation, or net momentum, of a beam but have previously been challenging to definitively demonstrate.
Démoré, Christine E.M.   +10 more
core   +1 more source

Interacting with Acoustic Simulation and Fabrication [PDF]

open access: yesAdjunct Publication of the 30th Annual ACM Symposium on User Interface Software and Technology, 2017
ACM UIST 2017 Doctoral ...
openaire   +2 more sources

Comparison of outflow boundary conditions for subsonic aeroacoustic simulations [PDF]

open access: yes, 2011
Aeroacoustics simulations require much more precise boundary conditions than classical aerodynamics. Two classes of non-reflecting boundary conditions for aeroacoustics are compared in the present work: characteristic analysis based methods and Tam and ...
H. Deniau   +8 more
core   +1 more source

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