Results 71 to 80 of about 3,889 (193)

High temperature fracture behavior and damage evolution of recycled aggregate concrete produced from metakaolin modified parent concrete

Structural Concrete, EarlyView.
Abstract The increasing use of recycled aggregate concrete (RAC) offers significant environmental benefits by reducing construction and demolition waste; however, its fracture performance and damage evolution under elevated temperatures remain insufficiently understood, particularly when recycled aggregates are derived from metakaolin modified parent ...
Zubair Yousuf, Viktor Hlavička
wiley   +1 more source

Infrared Thermographic Assessment of Fatigue Behavior in Bolted Composite Joints

Fatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 10, Page 4136-4149, October 2026.
ABSTRACT This study investigates the temperature evolution of bolted thick glass fiber reinforced polymer composites during fatigue testing. Three different adherend thicknesses (8, 10, and 12 mm) and three different bolt tightening torques (30, 40, and 50 N ·m were considered to evaluate the effects of adherend thickness and bolt tightening torque on ...
Tolga Topkaya, Hüsna Topkaya, Murat Yavuz Solmaz   +2 more
wiley   +1 more source

Comparison of Pulse Thermography (PT) and Step Heating (SH) Thermography in Non-Destructive Testing of Unidirectional GFRP Composites

Fatigue of Aircraft Structures, 2019
This paper presents two techniques of active thermography i.e. the pulsed thermography technique and the step heating technique. The aim of this article is to compare these two techniques and present the possibilities, advantages and limitations of their
Kamińska Paulina, Ziemkiewcz Jarosław, Synaszko Piotr, Dragan Krzysztof   +3 more
doaj   +1 more source

A Review of Advances in Composite Materials, Structural Optimization, and Machine Learning for Wind Turbine Blades: Challenges and Future Perspectives

Polymer Composites, Volume 47, Issue 18, Page 16125-16154, 20 September 2026.
Overview of the holistic engineering lifecycle and core research pillars for wind turbine blades. ABSTRACT This paper reviews recent advancements across the lifecycle of wind turbine blades, focusing on three interconnected areas: advanced composites, structural optimization, and machine learning (ML) diagnostics. In materials, we highlight progress in
Kemal Hasirci, Denizhan Yavas, Alaeddin Burak Irez   +2 more
wiley   +1 more source

Enhancing Structural Reliability of Composite Adhesive Joints: An Integrated Experimental‐Numerical‐Machine Learning Framework for Material‐Geometric Co‐Optimization

Polymer Composites, Volume 47, Issue 18, Page 17023-17048, 20 September 2026.
An integrated experimental, numerical, and explainable machine learning framework for the material‐geometric co‐optimization and multi‐objective Pareto design of robust composite adhesive joints. ABSTRACT The reliability of composite adhesive joints is compromised by non‐linear dependencies between material properties and manufacturing uncertainties ...
Sajjad Karimi
wiley   +1 more source

The Effect of Different Tread Profiles on Pullout Strength of Glass Fiber Reinforced Polymer Composite Materials

Cumhuriyet Science Journal, 2018
Recently, the usage of polymer composite materials has been increasedsignificantly. Glass fiber reinforced polymer (GFRP) composite materials arepreferred for different areas such as aviation, railway, energy, defense and soon due to their high thermal ...
Engin Ünal
doaj   +1 more source

Potential of Thermoset Polyolefins for FRP Concrete Reinforcing Bars

Polymer Composites, Volume 47, Issue 18, Page 16155-16176, 20 September 2026.
Overview of XLPO and pDCPD resins for FRP reinforcing bars, highlighting resin chemistry, key performance characteristics, fiber sizing interactions, and principal degradation mechanisms in concrete environments. ABSTRACT Although thermoset polyolefins offer resistance to hydrolytic degradation and favorable processing characteristics, their potential ...
Osama Omar, Farzaneh Mahmoudi, Leonidas G. Bachas, Francisco De Caso, Brahim Benmokrane, Antonio Nanni   +5 more
wiley   +1 more source

Evaluation of Graphene Oxide–Modified Repair Methodologies in Carbon Fiber Reinforced Polymer Composites for Aerospace Applications

Polymer Composites, Volume 47, Issue 17, Page 15902-15915, 10 September 2026.
Schema 1. Schematic representation of the graphene oxide (GO)‐modified wet lay‐up repair strategy for CFRP laminates, illustrating stepwise ply removal, incorporation of GO into the epoxy repair matrix, and the enhanced mechanical performance of the repaired laminate.
Togay Yildirim, Tugba Soganci Aras
wiley   +1 more source

An Experimental Investigation on the Improving the Bond Behavior of Glass Fiber Reinforced Polymer Bars in Concrete

Mağallaẗ Al-kūfaẗ Al-handasiyyaẗ
The bond is considered one of the factors that plays an important role in the behavior of the reinforced concrete structural elements. In recent years, using the glass fiber reinforced polymer (GFRP) as an alternative to steel bars is needed to verify ...
Nibras Khalid, Muhaned Shallal, Hanadi Naji, Alaa Hasson   +3 more
doaj   +1 more source

Fusion Bonding Repair of Impact‐Damaged Elium Laminates: Comparison of Hot Pressing and Joule Heating

Polymer Composites, Volume 47, Issue 17, Page 16009-16023, 10 September 2026.
Joule Heating‐Enabled Repair of Impact‐Damaged GFRP/Elium Laminates. ABSTRACT This study investigates the repairability of glass fiber‐reinforced Elium (GFRP/Elium) laminates incorporating nickel‐coated carbon veils, focusing on hot pressing and Joule heating as fusion bonding repair techniques.
Ozan Can Zehni
wiley   +1 more source