Results 81 to 90 of about 1,827,815 (335)

Utilization and Study of Raw Groundnut Shell as a Source of Sound Absorbing Material

open access: yesJournal of Natural Fibers, 2022
Natural biodegradable materials have the potential of an alternative traditional sound-absorbing material. These materials have the advantages of low cost, light in weight, easily available, eco-friendly, and nonpolluting.
Ulhas A. Malawade   +3 more
doaj   +1 more source

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

From Clinic to Computation: Multiscale Bioengineering Strategies for Durable Biological Aortic Valve Replacements

open access: yesAdvanced Functional Materials, EarlyView.
Bioprosthetic aortic valves have revolutionized the treatment of aortic stenosis, but their durability is limited by structural valve deterioration (SVD). This review focuses on the pericardial tissue at the heart of these valves, examining how its mechanical properties and calcification drive fatigue and failure.
Gabriele Greco   +7 more
wiley   +1 more source

Kajian tentang Kemungkinan Pemanfaatan Bahan Serat Ijuk sebagai Bahan Penyerap Suara Ramah Lingkungan

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2009
The probability of application of palm fibre from arenga pinnata appear as best treatment for sound absorption material which can be used in controlling noise.
Zulfian Zulfian, Muhammad Sajidin
doaj   +2 more sources

Response to "comment on 'reducing seat dip attenuation'" J. Acoust. Soc. Am. 110, 1260 (2001) [PDF]

open access: yes, 2001
This letter responds to Klepper's comments [J. Acoust. Soc. Am. 110, 1260 (2001)] on the subject paper, which is concerned with ameliorating seat dip attenuation in auditoria by introducing a pit under the seats.
Cox, TJ, Davies, WJ
core   +1 more source

The Cuttlebone Blueprint for Multifunctional Metamaterials: Design Taxonomy, Functional Decoupling, and Future Horizons

open access: yesAdvanced Functional Materials, EarlyView.
Cuttlebone‐inspired metamaterials exploit a septum‐wall architecture to achieve excellent mechanical and functional properties. This review classifies existing designs into direct biomimetic, honeycomb‐type, and strut‐type architectures, summarizes governing design principles, and presents a decoupled design framework for interpreting multiphysical ...
Xinwei Li, Zhendong Li
wiley   +1 more source

An Acoustic Reconstruction of Sistine Chapel in Rome at the Time of Leo X: The Role of Tapestries

open access: yesHeritage
The Sistine Chapel, originally designed to accommodate papal ceremonies, featured a system for hanging tapestries that ensured they were deployed according to the liturgical calendar.
Francesco Martellotta, Lisa Pon
doaj   +1 more source

An Influence of the Wall Acoustic Impedance on the Room Acoustics. The Exact Solution

open access: yesArchives of Acoustics, 2017
The Fourier method is applied to the description of the room acoustics field with the combination of uniform impedance boundary conditions imposed on some walls.
Adam BRAŃSKI   +2 more
doaj   +1 more source

Acoustic Absorption of Vertical Gardens

open access: yesRevista Elektrón, 2019
Los jardines verticales forman parte de una de las tendencias tecnológicas constructivas más modernas, conocidas como “Greenery Systems”. Estas son aplicadas cada vez con más frecuencia en aquellas construcciones donde se priorizan consideraciones energéticas y ecológicas conciliables con el medio ambiente. Algunas de las características relevantes que
Velis, Ariel   +2 more
openaire   +2 more sources

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

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