Výsledky vyhľadávania - "ABSORPTION of sound"

High temperature sound absorption characteristics of micro-perforated plate sandwich structure based on triply periodic minimal surfaces.

Autori: Li, Xiaozhen Pan, Shuaicheng Wu, Weizhuang a ďalší

Zdroj: Journal of Applied Physics. 10/14/2025, Vol. 138 Issue 14, p1-21. 21p.

Predmety: *ABSORPTION of sound, *MINIMAL surfaces, *HIGH temperatures, *ACOUSTIC impedance, *ENERGY dissipation

Low-broadband and thinning sound absorption structure design of embedded waveform tube coupled with coiled up space at high sound pressure.

Autori: Wang, Yipu Chen, Wenjiong Liu, Shutian

Zdroj: Journal of Applied Physics. 9/21/2025, Vol. 138 Issue 11, p1-19. 19p.

Predmety: *ABSORPTION of sound, *SOUND pressure, *SOUND waves, *PARTICLE swarm optimization, *SWARM intelligence

Labyrinthine type acoustic metamaterial with micro-slit wave entry of varying cross section for low frequency and broadband sound absorption.

Autori: Ramachandran, Vineeth P. രാമചന്ദ്രൻ), (വിനീത് പി. Rajagopal, Prabhu a ďalší

Zdroj: Journal of Applied Physics. 6/21/2025, Vol. 137 Issue 23, p1-13. 13p.

Predmety: *ABSORPTION of sound, *ACOUSTICAL materials, *AUDIO frequency, *IMPEDANCE matching, *SURFACE impedance

Hierarchical Tri-Hex re-entrant honeycomb acoustic metamaterial for enhanced low-frequency sound absorption.

Autori: Yan, Hongyu Xie, Suchao Wang, Kui a ďalší

Zdroj: Journal of Applied Physics. 4/28/2025, Vol. 137 Issue 16, p1-15. 15p.

Predmety: *ABSORPTION of sound, *SANDWICH construction (Materials), *HONEYCOMB structures, *METAMATERIALS, *COMPUTER simulation

Experimental study for the effect of natural fillers on the acoustic isolation of composite materials.

Autori: Salim, Dania Ahmed Mohammed, Farag Mahel Reja, Ahmed Hameed

Zdroj: AIP Conference Proceedings. 2025, Vol. 3350 Issue 1, p1-12. 12p.

Predmety: *SOUNDPROOFING, *ABSORPTION of sound, *FILLER materials, *COMPOSITE materials, *NOISE control, *POMEGRANATE, *PLANT residues, *SCIENTIFIC observation

Continuous near-perfect sound absorption of a slit-resonator acoustic metastructure.

Autori: Li, Yingli Yan, Yu Yan, Jiahui a ďalší

Zdroj: Journal of Applied Physics. 11/28/2024, Vol. 136 Issue 20, p1-20. 20p.

Predmety: *ABSORPTION of sound, *POROUS materials, *HELMHOLTZ resonators, *FINITE element method, *SOUND waves

Inverse-designed acoustic metasurfaces for broadband sound absorption.

Autori: Zhao, Dan-Dan Dong, Hao-Wen Gu, Yan a ďalší

Zdroj: Journal of Applied Physics. 10/28/2024, Vol. 136 Issue 16, p1-11. 11p.

Predmety: *ABSORPTION of sound, *ACOUSTICS, *ABSORPTION coefficients, *FINITE element method, *GENETIC algorithms

Layered acoustic structures made of plastic microfibre pulp waste with metamaterial for low- and middle-frequency sound absorption applications.

Autori: Naimušin, Andrej Kizinievič, Olga Astrauskas, Tomas a ďalší

Zdroj: Journal of Low Frequency Noise, Vibration & Active Control. Dec2025, Vol. 44 Issue 4, p2242-2260. 19p.

Predmety: *ABSORPTION of sound, *NOISE control, *PLASTIC fibers, *WASTE products as building materials, *STRUCTURAL acoustics, *METAMATERIALS, *SUSTAINABILITY

A comprehensive assessment of sustainable mortar containing tannery sludge and wheat straw fibre.

Autori: Zari, Rkia Salah, Mohammed Abdelouahdi, Karima a ďalší

Zdroj: European Journal of Environmental & Civil Engineering. Nov2025, p1-19. 19p. 8 Illustrations.

Predmety: *THERMAL insulation, *ABSORPTION of sound, *TENSILE strength, *MORTAR, *LIGHTWEIGHT concrete, *SUSTAINABILITY, *WHEAT straw

Low and medium frequency acoustic absorption properties of acoustic metamaterials with irregular cylindrical cavities.

Autori: Hou, Zhenhua Zhang, Ke Zhou, Zhenfu a ďalší

Zdroj: Scientific Reports. 11/18/2025, Vol. 15 Issue 1, p1-15. 15p.

Predmety: *ABSORPTION of sound, *AUTOMOBILE industry, *PHONONIC crystals, *FINITE element method, *THREE-dimensional printing, *ACOUSTIC impedance, *AUDIO frequency

Study on Enhancing Low-Frequency Sound Absorption Performance of Polyurethane by Tert-Butanol-Regulated Pore Structure of Cellulose Aerogel Microspheres.

Autori: Peng, Longgui Xie, Yuan Chen, Shushan a ďalší

Zdroj: NANO (1793-2920). Nov2025, p1. 15p.

Predmety: *ABSORPTION of sound, *POLYURETHANES, *NOISE control, *SOUNDPROOFING, *POROSITY, *COMPOSITE materials, *BUTANOL, *AEROGELS

Viscoelastic structural damping enables broadband low-frequency sound absorption.

Autori: Zhang, Yanlin Li, Junyin Wu, Qiongying a ďalší

Zdroj: Proceedings of the National Academy of Sciences of the United States of America. 10/28/2025, Vol. 122 Issue 43, p1-10. 45p.

Predmety: *ABSORPTION of sound, *VISCOELASTIC materials, *ENERGY dissipation, *HELMHOLTZ resonators, *MECHANICAL behavior of materials, *ACOUSTICAL materials

Triangular reentrant honeycomb metamaterial structure for broadband sound attenuation using shape memory polymers.

Autori: Ejaz, Musa'ab Sallih, Nabihah Mujahid, Yasir a ďalší

Zdroj: Scientific Reports. 10/21/2025, Vol. 15 Issue 1, p1-30. 30p.

Predmety: *ABSORPTION of sound, *SOUND-wave attenuation, *METAMATERIALS, *SMART materials, *INTELLIGIBILITY of speech, *HEARING protection, *NOISE control

Korporácia: INSTITUTION of Occupational Safety & Health (Great Britain)

Environmental-friendly and rapid production of rigid glass micro/nano fiber porous materials for noise absorption, thermal insulation and fire protection.

Autori: Ji, Fengchun Peng, Zhihang Xiang, Yang a ďalší

Zdroj: Ceramics International. Oct2025:Part B, Vol. 51 Issue 25, p45725-45737. 13p.

Predmety: *POROUS materials, *ABSORPTION of sound, *GLASS products, *GLASS fibers, *FIRE prevention, *THERMAL insulation

Sound Absorption and Mechanical Characterization of Neem Gum and Coconut Dust-Based Hybrid Epoxy Composites.

Autori: Tadepalli, Srinivas Palanisamy, Sivasubramanian

Zdroj: BioResources. 2025, Vol. 20 Issue 4, p10188-10208. 21p.

Predmety: *ABSORPTION of sound, *STRENGTH of materials, *BIODEGRADABLE materials, *HYBRID materials, *COCONUT products, *MOISTURE, *BIOPOLYMERS, *NOISE control

Spent coffee ground derived bio-polyol based flexible polyurethane foam with improved mechanical and sound absorption properties.

Autori: Lee, Jung Wook Kim, Gyuri Paria, Sarbaranjan a ďalší

Zdroj: Journal of Elastomers & Plastics. Oct2025, Vol. 57 Issue 6, p996-1016. 21p.

Predmety: *URETHANE foam, *ABSORPTION of sound, *NOISE control, *SUSTAINABILITY, *BIODEGRADABLE materials, *MECHANICAL behavior of materials, *COFFEE grounds

Dual Cross-linked Eucommia Ulmoides Gum with Reprocessibility, Shape Memory Capability and Broadband Sound Absorption at Low Frequency.

Autori: Ni, Qing-Gang Mi, Rui Ou-Yang, Biao a ďalší

Zdroj: Chinese Journal of Polymer Science (Springer Science & Business Media B.V.). Oct2025, Vol. 43 Issue 10, p1875-1884. 10p.

Predmety: *ABSORPTION of sound, *DAMPING (Mechanics), *EUCOMMIA ulmoides, *POLYMERS, *CROSSLINKING (Polymerization), *SHAPE memory effect

Emerging acousto-mechanical metamaterials: From physics-guided design to coupling-driven performance.

Autori: Li, Zhendong Wang, Xinxin Wang, Zhonggang a ďalší

Zdroj: Materials Today. Oct2025, Vol. 89, p151-171. 21p.

Predmety: *ABSORPTION of sound, *ACOUSTICAL materials, *MECHANICAL loads, *STRUCTURAL engineering

Inverse design of periodic cavities in anechoic coatings with gradient changes of radii and distances via a conditional generative adversarial network.

Autori: Sun, Yiping Fu, Jin Wu, Yuzhong a ďalší

Zdroj: Scientific Reports. 10/1/2025, Vol. 15 Issue 1, p1-15. 15p.

Predmety: *GENERATIVE adversarial networks, *ABSORPTION of sound, *SOUNDPROOFING, *MULTIDISCIPLINARY design optimization, *PHYSICS, *DEEP learning

Development of an Empirical Model as a Prediction Tool for the Sound Absorption Performance of Wool/Soy Protein Biocomposites.

Autori: Alba, Jesús Urdanpilleta, Marta del Rey, Romina a ďalší

Zdroj: Polymers (20734360). Oct2025, Vol. 17 Issue 19, p2666. 13p.

Predmety: *ABSORPTION of sound, *SOY proteins, *CONSTRUCTION industry, *BIODEGRADABLE materials, *FIBROUS composites, *WOOL, *EMPIRICAL research, *ACOUSTICAL engineering