Zobrazeno 1 - 10
of 95
pro vyhledávání: '"acoustic absorber"'
Publikováno v:
Archives of Acoustics, Vol vol. 48, Iss No 2, Pp 171-181 (2023)
In order to investigate the effect of the surface shape on the performance of perforated panels, three non-flat shapes were considered for perforated panel with their absorption performance compared with the usual shape of the (flat) perforated panel
Externí odkaz:
https://doaj.org/article/30e9c87ec9854d3595f3759a46225092
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Publikováno v:
Results in Physics, Vol 49, Iss , Pp 106488- (2023)
In this work, an ultrasparse coiling-up acoustic metasurface with deep-subwavelength scale is proposed to achieve a broadband acoustic absorption, which has been verified by analytic calculations, numerical simulations as well as experimental measure
Externí odkaz:
https://doaj.org/article/f815bdafee544973a5116df40fbf6cbe
Autor:
Yap Zhen Shyong, Liew Wen Ching, Khalid Nur Hafizah A., Haron Zaiton, Mohamed Azman, Rasid Nur Nadhira Abdul, Mohammad Nur Zulzika
Publikováno v:
Civil and Environmental Engineering, Vol 18, Iss 1, Pp 350-366 (2022)
The growing world population and urbanization have worsened noise pollution, driving the development of sound absorption (SA) research across the globe. This study aims to analyse the SA global research trends and discover the opportunities for futur
Externí odkaz:
https://doaj.org/article/8a72ed18da7e4b52a8f5de27df24d145
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Autor:
Tao Jin, Liang Zhongzhu, Zeng Guang, Meng Dejia, Smith David R., Liu Qing Huo, Yang Qingrui, Zhang Menglun, Pang Wei, Liang Jingqiu, Bourouina Tarik
Publikováno v:
Nanophotonics, Vol 10, Iss 4, Pp 1337-1346 (2021)
Cointegration and coupling a perfect metamaterial absorber (PMA) together with a film bulk acoustic wave resonator (FBAR) in a monolithic fashion is introduced for the purpose of producing ultracompact uncooled infrared sensors of high sensitivity. A
Externí odkaz:
https://doaj.org/article/e8e91082601749ccb5ccc9f78e25936c
Autor:
Yang Ou, Yonghui Zhao
Publikováno v:
Applied Sciences, Vol 13, Iss 4, p 2256 (2023)
In this paper, planar and the cylindrical broadband non-uniform acoustic absorbers were constructed, both of which use broadband absorption units (BAUs) as their building blocks. The impedance boundary Navier–Stokes equation (IBNSE) method was deve
Externí odkaz:
https://doaj.org/article/1911be4a28e44010a15eaa28ceab8c06
Autor:
Hwijin Park, Yeong Bae Won, Sehyeong Jeong, Joo Young Pyun, Kwan Kyu Park, Jeong-Min Lee, Hee-Seon Seo, Hak Yi
Publikováno v:
Sensors, Vol 21, Iss 24, p 8432 (2021)
This paper presents a control technique for reducing the reflection of acoustic signals for the plane array of multilayer acoustic absorbers underwater. In order to achieve this, a plane array of multilayer acoustic absorbers is proposed to attenuate
Externí odkaz:
https://doaj.org/article/8000e261b89b42968a87ba59b1143362
Publikováno v:
Energies, Vol 13, Iss 14, p 3699 (2020)
In order to limit the anthropic emissions of CO2, research is currently investigating new materials for the building sector. The main purpose is the reduction in the embodied energy consumption, especially in the residential sector, and consequently
Externí odkaz:
https://doaj.org/article/439fd472dc6d467fb8ef7fedd3ba79a1
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.