Results 91 to 100 of about 513,634 (215)

A new data reduction scheme to obtain the mode II fracture properties of Pinus Pinaster wood [PDF]

open access: yes, 2006
In this work a numerical study of the End Notched Flexure (ENF) specimen was performed in order to obtain the mode II critical strain energy released rate (GIIc) of a Pinus pinaster wood in the RL crack propagation system.
Morais, A. B. de   +3 more
core  

Mode I interlaminar fracture toughness behavior and mechanisms of bamboo

open access: yesMaterials & Design, 2019
Bamboo, with its fast growth rate and outstanding mechanical properties, has received increasing attention as a green material for engineering applications. Compared to other mechanical properties, little is known about fracture toughness, especially the
Qi Chen   +7 more
doaj   +1 more source

Nano‐Engineered Basalt Fiber Composites With Halloysite Nanotubes: Durability and Drilling Behavior After Acidic Aging

open access: yesPolymer Composites, Volume 47, Issue 19, Page 17544-17562, 10 October 2026.
Schematic summary of the drilling damage and microstructural degradation mechanisms in basalt fiber‐reinforced composites after acidic aging. ABSTRACT This study investigates the drilling performance and environmental durability of basalt fiber reinforced polymer (BRC) and halloysite nanotube (HNT) modified basalt nanocomposites (BRnC) exposed to ...
İbrahim Aslan   +3 more
wiley   +1 more source

Development of a Degradation Model for the Collapse Analysis of Composite Aerospace Structures [PDF]

open access: yes, 2006
For stiffened structures in compression the most critical damage mechanism leading to structural collapse is delamination or adhesive disbonding between the skin and stiffener.
Adrian C. Orifici   +9 more
core  

Analysis of the Crashworthiness of Novel Flax‐Fiber Hybrid Reinforced Three‐Dimensional Woven Composites

open access: yesPolymer Composites, Volume 47, Issue 18, Page 16177-16192, 20 September 2026.
Through‐thickness binder yarns in tailored three‐dimensional woven flax‐fiber composites stabilize damage propagation and promote progressive crushing, enhancing crashworthiness and energy absorption. ABSTRACT This study investigates the impact crashworthiness performance of flax‐fiber reinforced three‐dimensional (3D) composites through a ...
H. F. M. de Queiroz   +3 more
wiley   +1 more source

Characterisation of the mechanical and fracture properties of a uni-weave carbon fibre/epoxy non-crimp fabric composite

open access: yesData in Brief, 2016
A complete database of the mechanical properties of an epoxy polymer reinforced with uni-weave carbon fibre non-crimp fabric (NCF) is established. In-plane and through-the-thickness tests were performed on unidirectional laminates under normal loading ...
Thomas Bru   +4 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

open access: yesPolymer 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   +2 more
wiley   +1 more source

Interleaving Carbon-Glass veil in glass epoxy composite for improved mode-I fracture toughness� A hybrid approach

open access: yesFracture and Structural Integrity
The present study investigates the influence of hybrid interleaving technique using Glass and Carbon veils to improve the mode-I fracture toughness in Glass epoxy laminates.
Vinayak S. Uppin   +3 more
doaj   +1 more source

The Effect of Veil Type and Laminate Architecture on the Mechanical and Dynamic Performance of Aramid Fiber Interlayered Thermoplastic Veil/Epoxy Composites: A Comprehensive Evaluation

open access: yesPolymer Composites, Volume 47, Issue 18, Page 16922-16939, 20 September 2026.
Graphical summary of the aramid fiber/thermoplastic veil laminates: (a) H‐2/1 and H‐2/2 hybrid architectures, (b) contrasting FG and PI/aramid microstructures, (c) flexural stiffness ranking, and (d) damping response, illustrating that fine‐glass (FG) veils maximize stiffness while PEI, PI, and PEEK veils maximize damping, with PPS providing an ...
Yavuz Selim Tarih
wiley   +1 more source

Development of a Finite Element Analysis Methodology for the Propagation of Delaminations in Composite Structures [PDF]

open access: yes, 2006
Analysing the collapse of skin-stiffened structures requires capturing the critical phenomenon of skin-stiffener separation, which can be considered analogous to interlaminar cracking.
Degenhardt, Richard   +4 more
core  

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