Results 41 to 50 of about 112,430 (118)

Assessment Effects of Humidification of Guitars by Complexity Measures of the Sound Level During Sustain

open access: yesArchives of Acoustics
Air humidity significantly affects the sound of wooden instruments. The sound quality decreases when the instrument is exposed to low humidity for an extended period. Therefore, the instrument is treated with a humidifier to improve sound quality.
Robert STĘPIEŃ, Piotr WRZECIONO
doaj   +1 more source

Formation of Scattering Characteristics for Acoustical Ray Tracing Simulation

open access: yesArchives of Acoustics, 2018
Ray tracing simulation of sound field in rooms is a common tool in room acoustic design for predicting impulse response. There are numerous commercial engineering tools utilising ray tracing simulation.
Srđan BOJIČIĆ   +2 more
doaj   +1 more source

The Influential Factors and Prediction of Kuroshio Extension Front on Acoustic Propagation-Tracked

open access: yesArchives of Acoustics, 2023
The Kuroshio Extension front (KEF) considerably influences the underwater acoustic environment; however, a knowledge gap persists regarding the acoustic predictions under the ocean front environment.
Weishuai XU, Lei ZHANG, Hua WANG
doaj   +1 more source

Design and Verification of Sector Vortex Archimedean Spiral Phased Array Transducer for Improving Focus Acoustic Pressure

open access: yesArchives of Acoustics
The emergence of high-intensity focused ultrasound applications brings great potential to establish noninvasive therapeutic treatment in place of conventional surgery.
Xiaodan LU, Deping ZENG
doaj   +1 more source

Mechanisms of cancer cell death by mutant p53-reactivating compound APR-246

open access: yes, 2021
Tumor suppressor TP53 is the most frequently mutated gene in cancer. A majority of TP53 mutations result in a mutant p53 that disrupts its DNA binding capabilities but may also acquire novel gain-of-function activities that contribute to tumor growth ...
Sophia Ceder (18669178)
core  

Modelling the Acoustic Properties of Baffles Made of Porous and Fibrous Materials

open access: yesArchives of Acoustics
The research described in the article addresses the problem of measurement, prediction and practical use of the acoustic properties of materials determined in an impedance tube.
Krzysztof KOSAŁA
doaj   +1 more source

Attenuation Characteristics of Vibration in a Locally Resonant Phononic Crystal Frame Structure

open access: yesArchives of Acoustics, 2020
In this paper, a frame structure based on the locally resonant (LR) mechanism of phononic crystals (PCs) is designed on account of the wide application of frame structures in high-rise buildings, and the band structures, displacement fields of eigenmodes,
Yukun WANG   +3 more
doaj   +1 more source

Application of a Phase Resolved Partial Discharge Pattern Analysis for Acoustic Emission Method in High Voltage Insulation Systems Diagnostics

open access: yesArchives of Acoustics, 2018
An alternative method for analysis of acoustic emission (AE) signals generated by partial discharges (PD), based on a correlation between voltage phase run and AE pulses, so called phase resolved PD pattern (PRPD), is presented in the paper. PRPD pattern
Michał KUNICKI, Andrzej CICHOŃ
doaj   +1 more source

Acoustic Analysis Using Sound Level Meter to Determine the Period of Usage of the Spindle Bearing of a Radial Drilling Machine

open access: yesArchives of Acoustics, 2019
The condition monitoring techniques like acoustic emission, vibration analysis, and infrared thermography, used for the failure diagnosis of bearings, require longer processing time, as they have to perform acoustical measurement followed by signal ...
S. CHARLES, Joslin D. VIJAYA
doaj   +1 more source

Sound Behaviour of Concrete Churches. The Church of Santa Cruz de Oleiros

open access: yesArchives of Acoustics, 2018
The church of Santa Cruz de Oleiros, Spain (1967) shows architect Miguel Fisac’s perception of sacred space after the Second Vatican Council. In this place of worship, the architect responded to the new liturgical guidelines combining geometry and ...
Ana María BUENO   +2 more
doaj   +1 more source

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