Results 71 to 80 of about 13,053 (216)

A fatigue damage meso-model for fiber-reinforced composites with stress ratio effect [PDF]

open access: yes, 2016
This work presents a fatigue damage meso-model for fiber-reinforced plastic composites, in which the effect of stress ratios on the off-axis fatigue behavior is taken into account.
Scarpa, Fabrizio   +3 more
core   +2 more sources

Catechol Derivative‐Based Bioadhesives: Molecular Design for Precision Medical Adhesion

open access: yesAdvanced Science, Volume 13, Issue 27, 13 May 2026.
This study utilizes tree‐inspired side‐chain engineering to graft five catechol derivatives onto PVA, systematically revealing how side‐chain length and substituents regulate adhesion and cohesion properties. Among them, the PVA‐CA patch demonstrates superior tissue adhesion, biocompatibility, and promotes regeneration, establishing a programmable ...
Xueyu Wang   +8 more
wiley   +1 more source

Air Jet Erosion Behavior of FDM‐Printed PLA Composites Reinforced With Steel Powder Fillers

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
3D‐printed PLA–steel composites processing, characterisation, and air jet erosion performance. ABSTRACT This paper reports the air jet erosion behavior of FDM‐printed polylactic acid (PLA) composites reinforced with 5 wt% and 10 wt% steel powder for solving the problem of the development of durable, sustainable, and high‐performance materials for ...
Gunderi Siddeshwara Pradeep Kumar   +5 more
wiley   +1 more source

Behavior of reinforced concrete beams reinforced with GFRP bars

open access: yesRevista IBRACON de Estruturas e Materiais
The use of fiber reinforced polymer (FRP) bars is one of the alternatives presented in recent studies to prevent the drawbacks related to the steel reinforcement in specific reinforced concrete members.
D. H. Tavares, J. S. Giongo, P. Paultre
doaj   +1 more source

Compressive Behavior of Concrete Containing Glass Fibers and Confined with Glass FRP Composites

open access: yesInternational Journal of Concrete Structures and Materials, 2022
In this paper, numerous experimental tests were carried out to study the behavior of concrete containing glass fibers and confined with glass fiber-reinforced polymer (GFRP). Concrete specimens containing different fiber percentages ( 0.3 wt.%, 0.6 wt.%,
Djarir Yahiaoui   +2 more
doaj   +1 more source

Penggunaan strategi pembelajaran pengarahan kendiri di kalangan pelajar-pelajar jurusan perakaunan jabatan perdagangan di politeknik [PDF]

open access: yes, 2001
Kajian ini adalah bertujuan untuk mengenalpasti tahap Strategi Pembelajaran Pengarahan Kendiri (SPPK) di kalangan para pelajar jurusan perakaunan, Jabatan Perdagangan, di 3 buah politeknik iaitu Politeknik Shah Alam, Politeknik Kota Melaka dan ...
Ahmad, Harlinda   +2 more
core  

Bond behavior of fiber reinforced polymer bars under direct pullout conditions [PDF]

open access: yes, 2004
This paper examines the behavior of Eurocrete fiber-reinforced polymer (FRP) bars (glass, carbon, aramid, and hybrid) in concrete under direct pullout conditions.
Cairns J.   +4 more
core   +1 more source

Effect of Matrix Properties on Quasi‐Static and Fatigue Properties of Thermosetting Polyurethane and Its GFRP Composites

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 5, Page 1929-1943, May 2026.
ABSTRACT In this study, the influence of resin cross‐link density on thermomechanical properties and fatigue behavior of polyurethane resins and glass fiber‐reinforced polyurethane (PUR‐GFRP) composites was investigated. This material is a candidate for renewable energy applications like rotor blades in wind turbines.
Martin Demleitner   +5 more
wiley   +1 more source

A Study on Load Carrying Capacity of Fly Ash Based Polymer Concrete Columns Strengthened Using Double Layer GFRP Wrapping

open access: yesAdvances in Materials Science and Engineering, 2014
This paper investigates the suitability of glass fiber reinforced polymer (GFRP) sheets in strengthening of fly ash based polymer members under compression.
S. Nagan, S. Karthiyaini
doaj   +1 more source

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, Volume 28, Issue 8, 22 April 2026.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

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