Acoustic performance of periodic steel cylinders embedded in a viscoelastic medium
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.12.013
Abstract: Abstract The acoustic performance of a locally resonant phononic crystal comprising steel cylindrical scatterers arranged periodically in a viscoelastic medium is analytically and numerically studied. Analytical expressions for the damping and dipole resonance frequency of… read more here.
Keywords: steel; viscoelastic medium; cylinders embedded; medium ... See more keywords
Acoustic performance of a resonating perforated liner with incident axial and circumferential acoustic modes
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2019.114897
Abstract: Abstract Perforated liners are a common form of passive damping device used in engineering applications to damp acoustic pressure fluctuations. The liner has many orifices arranged over the surface with a rear cavity, where the… read more here.
Keywords: acoustic modes; cavity; acoustic performance; mode ... See more keywords
Evaluation of Stochastic and Periodic Cellular Materials for Combined Heat Dissipation and Noise Reduction: Experiments and Modeling
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Components, Packaging and Manufacturing Technology"
DOI: 10.1109/tcpmt.2020.2998078
Abstract: In many high-performance compact air-cooling technologies, it is desirable to adopt materials that provide combined heat dissipation with noise reduction (NR) in the same device. A device that adopts such material is termed here as… read more here.
Keywords: heat; heat dissipation; performance; combined heat ... See more keywords
Acoustic performance of architected hybrid metamaterials for sound attenuation applications
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062221104388
Abstract: Acoustic insulators in sound attenuation applications usually have a structure with a characteristic dimensions equivalent to the operating wavelength, posing significant challenges in low-frequency sound attenuation applications. Recent advancements in material science, advanced materials called… read more here.
Keywords: band; acoustic performance; sound attenuation; attenuation applications ... See more keywords
Acoustic performance analysis of wooden structure building wall by integrating BIM technology and impedance tube method
Sign Up to like & getrecommendations! Published in 2024 at "PLOS ONE"
DOI: 10.1371/journal.pone.0308481
Abstract: With the increasing demand for building acoustic performance, accurately evaluating the acoustic performance of building walls has become an important research topic. However, existing research has mostly focused on general building materials such as concrete,… read more here.
Keywords: method; acoustic performance; performance; wooden structure ... See more keywords
A Parametric Study of the Acoustic Performance of Resonant Absorbers Made of Micro-perforated Membranes and Perforated Panels
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10051581
Abstract: Sound absorbing surfaces are being increasingly requested for the acoustical treatment of spaces, like offices and restaurants, where high aesthetic standards are requested. In these cases, perforated and micro-perforated panels may represent the ideal solution… read more here.
Keywords: micro perforated; study acoustic; perforated panels; acoustic performance ... See more keywords
Acoustic Performance of Floors Made of Composite Panels
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16052128
Abstract: Airborne and impact sound insulation of composite panels arranged in different configurations were investigated in this study. The use of Fiber Reinforced Polymers (FRPs) in the building industry is growing; however, poor acoustic performance is… read more here.
Keywords: acoustic performance; composite panels; floor; insulation ... See more keywords
Acoustic Performance Study of Fiber-Optic Acoustic Sensors Based on Fabry–Pérot Etalons with Different Q Factors
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13010118
Abstract: The ideal development direction of the fiber-optic acoustic sensor (FOAS) is toward broadband, a high sensitivity and a large dynamic range. In order to further promote the acoustic detection potential of the Fabry–Pérot etalon (FPE)-based… read more here.
Keywords: acoustic performance; different factors; detection; fiber optic ... See more keywords
Comparative Investigation on Improved Aerodynamic and Acoustic Performance of Abnormal Rotors by Bionic Edge Design and Rational Material Selection
Sign Up to like & getrecommendations! Published in 2022 at "Polymers"
DOI: 10.3390/polym14132552
Abstract: Rotor plays a vital role in the dynamical system of an unmanned aerial vehicle (UAV). Prominent aerodynamic and acoustic performance are a long-term pursuit for the rotor. Inspired by excellent quiet flight characteristics of owls,… read more here.
Keywords: bionic edge; aerodynamic acoustic; acoustic performance; rotor ... See more keywords