Sound absorption polyimide composite aerogels for ancient architectures' protection

X Zhao, Y Hu, X Xu, M Li, Y Han, S Huang - Advanced Composites and …, 2023 - Springer
Ancient architectures are an important part of immovable cultural heritage and the largest
surviving amount of tangible cultural heritage in the world. However, the increasingly serious …

Acoustic characterization of natural areca catechu fiber‐reinforced flexible polyurethane foam composites

S MB, MK GC, J Pitchaimani - Journal of Applied Polymer …, 2024 - Wiley Online Library
The development of acoustic absorbers from natural resources is a novel approach in
acoustics. In the current study, the effect of unprocessed raw areca fiber (AF) particle …

Multi-modal resonance of topological hybrid graphene foam for enhanced acoustic absorption

C Zhang, W Tong, H Qin, X Ming, L Wang, Y Yu… - Chemical Engineering …, 2024 - Elsevier
Utilizing the resonance of atomically thin graphene sheets has been proved as an efficient
strategy to enhance the acoustic absorption. However, it still remains a great challenge to …

Enhancing dynamic energy return and performance of running shoes: Replacing talc with multi-walled carbon nanotubes derived from plastic wastes in midsole foam

BP Chang, A Kashcheev, A Veksha, G Lisak… - Applied Materials …, 2024 - Elsevier
Boosting both the lightweight and rebound of a shoe's midsole without compromising its
durability is regarded as a challenging aspect of developing excellent running shoes. This …

The latest research status of porous sound-absorbing materials

Z Feng, Y Liu - Journal of Polymer Engineering, 2024 - degruyter.com
With the rapid development of urbanization and transportation, noise pollution has become
one of the most severe environmental problems for people. It usually causes various …

Fabrication of one-step shape memory gradient sound absorber with wrinkled inner wall and closed-pore structure

X Ren, J Wang, T Wang, Z Li, S Han, G Sun - European Polymer Journal, 2023 - Elsevier
Plastic foam sound-absorbing material is of great significance to improve indoor sound
environment. However, since the preparation of foamed material is fundamentally induced to …

Optimization of acoustic performance of EPDM-based foams using Taguchi design of experiments: Appropriate content of additives

M Nourmohammadi, R Jahanmardi, H Moeenfard… - Polyolefins …, 2023 - poj.ippi.ac.ir
Novel EPDM-based polymer foams were prepared using a combination of nanomaterials,
namely nano silica, nano clay, and graphene nanoplatelets. In order to achieve optimal …

Polipropilen/montmorillonit kompozit köpüğünün fiziksel, termal ve morfolojik özelliklerinin incelenmesi

E Ulutaş, M Taşdemir, ÖF Korkmaz… - … Fen Bilimleri Dergisi, 2024 - dergipark.org.tr
Bu çalışmada polipropilen/montmorillonit (PP/MMT) polimer/seramik kompozitinden farklı
oranlarda kimyasal köpürtme ajanı kullanarak plastik ekstrüzyon yöntemiyle üretilen polimer …

[PDF][PDF] Investigation of Transmission Loss and Absorption coefficient of the PU Composite Panels for Construction Application

M Teymouri, Z Pourakbara - 2024.isav.ir
This paper presents the experimental work of a passive polyurethane composite panel for
the cancelling of sound. The use of an impedance tube to determine transmission loss and …