Results 51 to 60 of about 360,049 (372)

Point interactions in acoustics: one dimensional models [PDF]

open access: yes, 2006
A one dimensional system made up of a compressible fluid and several mechanical oscillators, coupled to the acoustic field in the fluid, is analyzed for different settings of the oscillators array. The dynamical models are formulated in terms of singular
A. Posilicano   +9 more
core   +2 more sources

A Robust Denoised Algorithm Based on Hessian–Sparse Deconvolution for Passive Underwater Acoustic Detection

open access: yesJournal of Marine Science and Engineering, 2023
Digital beamforming techniques find wide applications in the field of underwater acoustic array signal processing. However, their azimuthal resolution has long been constrained by the Rayleigh limit, consequently limiting their detection performance.
Fan Yin   +6 more
doaj   +1 more source

Acousto-elastic interaction in combustion chambers [PDF]

open access: yes, 2006
This thesis deals with the interaction between combustion, acoustics and vibrations with emphasis on frequencies below 500 Hz. Extensive literature is available on the interaction between combustion and acoustics and much work is also available on the ...
Huls, Rob Alexander
core   +1 more source

Building Competitive Direct Acoustics-to-Word Models for English Conversational Speech Recognition [PDF]

open access: yesIEEE International Conference on Acoustics, Speech, and Signal Processing, 2017
Direct acoustics-to-word (A2W) models in the end-to-end paradigm have received increasing attention compared to conventional subword based automatic speech recognition models using phones, characters, or context-dependent hidden Markov model states. This
Kartik Audhkhasi   +4 more
semanticscholar   +1 more source

Systematic profiling of cancer‐fibroblast interactions reveals drug combinations in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Fibroblasts, cells in the tumor environment, support ovarian cancer cell growth and alter morphology and drug response. We used fibroblast and cancer cell co‐culture models to test 528 drugs and discovered new drugs for combination treatment. We showed that adding Vorinostat or Birinapant to standard chemotherapy may improve drug response, suggesting ...
Greta Gudoityte   +10 more
wiley   +1 more source

A low-frequency multiple-band sound insulator without blocking ventilation along a pipe

open access: yesScientific Reports, 2022
It is challenging to insulate sound transmission in low frequency-bands without blocking the air flow in a pipe. In this work, a small and light membrane-based cubic sound insulator is created to block acoustic waves in multiple low frequency-bands from ...
Zi-jian Zhou   +7 more
doaj   +1 more source

Understanding and measuring mechanical signals in the tumor stroma

open access: yesFEBS Open Bio, EarlyView.
This review discusses cancer‐associated fibroblast subtypes and their functions, particularly in relation to extracellular matrix production, as well as the development of 3D models to study tumor stroma mechanics in vitro. Several quantitative techniques to measure tissue mechanical properties are also described, to emphasize the diagnostic and ...
Fàtima de la Jara Ortiz   +3 more
wiley   +1 more source

46th Winter School on Wave and Quantum Acoustics XLVth Jubilee Winter School on Environmental Acoustics and Vibroacoustics Szczyrk, Poland, February 27 –March 2, 2017

open access: yesArchives of Acoustics, 2017
46th Winter School on Wave and Quantum Acoustics constitutes a platform for sharing the results and achievements obtained in different branches of physical acoustics.
Winter Schools on Acoustic
doaj   +1 more source

The Boundary Element Method in Acoustics: A Survey

open access: yesApplied Sciences, 2019
The boundary element method (BEM) in the context of acoustics or Helmholtz problems is reviewed in this paper. The basis of the BEM is initially developed for Laplace’s equation.
S. Kirkup
semanticscholar   +1 more source

Symmetry selective directionality in near-field acoustics

open access: yesNational Science Review, 2020
Understanding unidirectional and topological wave phenomena requires the unveiling of intrinsic geometry and symmetry for wave dynamics. This is essential yet challenging for the flexible control of near-field evanescent waves, highly desirable in broad ...
Yang Long   +8 more
semanticscholar   +1 more source

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