Results 261 to 270 of about 75,178 (333)

Evolution of Oriented Crystals of Polypropylene for Capacitor Films Subjected to High‐Temperature Stretching

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study compares the stretching structural evolution of two iPPs with distinct isotacticities. Deformation from spherulite to fibrillar crystal induces rapid thickening of lamellae (Lc), reduction in amorphous thickness (La), and transverse dimension (Lh).
Cheng Yao   +4 more
wiley   +1 more source

The Use of Geofiber and Synthetic Fluid for Stabilizing Marginal Soils [PDF]

open access: yes, 2007
Connor, Billy   +3 more
core  

Interfacial Energy and Composition Controlled Self‐Stratification in Polyurethane Coatings

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study elucidates self‐stratification in polyurethane coatings driven by interfacial energies and composition‐dependent phase separation. Using XPS, SIMS, and Raman analyses, we reveal rapid formation of hydrophobic and hydrophilic layers and substrate‐dependent interfacial structures.
Gaurav Singhal   +11 more
wiley   +1 more source

Experimental Study on Polymer–Polymer Interfacial Thermal Resistance

open access: yesMacromolecular Theory and Simulations, Volume 34, Issue 2, March 2025.
Interfacial thermal resistance (ITR) in polymer–polymer interfaces is experimentally measured in this paper by the multi‐layered bulk sample approach. Based on numerical simulation and experimental verification, new techniques of layer‐overlapping samples are developed.
Yinfeng Xia   +2 more
wiley   +1 more source

Interfacial Chemistry Behind Damage Monitoring in Glass Fiber‐Reinforced Composites: Attempts and Perspectives

open access: yesPolymer Composites, EarlyView.
Role of the modifications at the interface in glass fiber reinforced composites for damage monitoring. ABSTRACT Glass Fiber Reinforced Polymers (GFRPs) are widely used in structural applications but degrade over time due to internal damage. Structural Health Monitoring (SHM) enables early damage detection, improving reliability and reducing maintenance
Marta Colombo   +10 more
wiley   +1 more source

Global Symmetry, Sphericity, and Roundness in Hemisphere Forming of Fabric Reinforcements: Associations With Local Fiber Distortions and a Black‐Box Quality Prediction

open access: yesPolymer Composites, EarlyView.
Data‐driven assessment of primaryand secondary quality metrics in hemisphere forming of a fabric reinforcement. ABSTRACT An experimental analysis is conducted to identify the effect of design variables on a set of global geometrical quality metrics, including sphericity, roundness, and symmetry, in hemisphere draping of woven fabrics, next to the ...
Sorayya Kazemi   +2 more
wiley   +1 more source

Water‐Borne Erosion of Reinforced Polymer Composites: Application to Shallow Offshore Marine Environment

open access: yesPolymer Composites, EarlyView.
Comparison of experimental and model‐predicted erosion rates for carbon fibre‐reinforced polymer (CFRP) and glass fibre‐reinforced polymer (GFRP) under low‐velocity (2 m/s) and at varying angles and sand concentrations (0.0, 0.05, 0.4 g/L). The results demonstrate good agreement between experimental data and model predictions across different erosive ...
Ali Al‐Darraji   +4 more
wiley   +1 more source

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