Results 11 to 20 of about 955,101 (244)

Optimum design of a composite outer wing subject to stiffness and strength constraints [PDF]

open access: yes, 2011
Composite materials have been more and more used in aircraft primary structures such as wing and fuselage. The aim of this thesis is to identify an effective way to optimize composite wing structure, especially the stiffened skin panels for minimum ...
Liu, Yifei
core   +7 more sources

Experimental validation of the mechanical coupling response for hygro-thermally curvature-stable laminated composite materials [PDF]

open access: yes, 2011
Stacking sequence configurations for hygro-thermally curvature-stable (HTCS) laminates have recently been identified in 9 classes of coupled laminate with standard ply angle orientations +45, "1245, 0 and ...
Shamsudin, M.H.   +3 more
core   +9 more sources

Modal damping ratio of symmetric laminate composite under the effect of attached mass using experimental design [PDF]

open access: yesFME Transactions, 2021
Nowadays, the use of composite materials has taken a large place in civilian industries as well as in military and aerospace industries. Therefore, significant investigations about their mechanical and physical properties are needed.
Abdelhafid Rahmane
doaj   +1 more source

Interfacial microstructure and shear strength of Ti-6Al-4V/TiAl laminate composite sheet fabricated by hot packed rolling [PDF]

open access: yes, 2011
A two layer Ti-6Al-4V(wt%)/Ti-43Al-9V-Y(at%) laminate composite sheet with a uniform interfacial microstructure and no discernible defects at the interfaces has been prepared by hot-pack rolling, and its interfacial microstructure and shear strength were
Chen, Yuyong   +5 more
core   +1 more source

The influence of acrylate triblock copolymer embedded in matrix on composite structures’ responses to low-velocity impacts [PDF]

open access: yes, 2012
In passive safety structures the use of composite materials has increased significantly recently due to their low specific mass and high energy absorption capacities.
Frédéric Leonardi   +7 more
core   +1 more source

Impact and compression after impact experimental study of a composite laminate with a cork thermal shield [PDF]

open access: yes, 2007
The aim of this paper is to present an experimental study of impact and compression after impact (CAI) tests performed on composite laminate covered with a cork thermal shield (TS) intended for launchers fairing.
Barrau, Jean-Jacques   +7 more
core   +1 more source

Comparison of Optical Properties of Laminate Veneers Made of Zolid FX and Katana UTML Zirconia and Lithium Disilicate Ceramics

open access: yesFrontiers in Dentistry, 2020
Objectives: This study aimed to compare the optical properties of Zolid FX, Katana UTML, and lithium disilicate laminate veneers. Materials and Methods: In this in-vitro experimental study, the maxillary left lateral incisor of a phantom received a ...
Fariborz Vafaei   +4 more
doaj   +1 more source

Low velocity impact modelling in laminate composite panels with discrete interface elements [PDF]

open access: yes, 2009
A model enabling the detection of damages developing during a low velocity/low energy impact test on laminate composite panels has been elaborated. The ply model is composed of interface type elements to describe matrix cracks and volumic finite elements.
Barrau, Jean-Jacques   +7 more
core   +1 more source

Estimation of Impact Strength of Kevlar/Basalt and Kevlar/Glass Interwoven Composite Laminate after High-Velocity Bullet Impact

open access: yesAdvances in Materials Science and Engineering, 2023
The application of composite materials has increased so drastically in the aerospace industry. The Impact strength signifies the importance of composite materials when exposed to suddenly applied loads. This paper is focused on describing the behavior of
J. Jensin Joshua   +5 more
doaj   +1 more source

Flexural properties and Cost evaluation of hybrid polymer composites developed from different stacking sequences of fiber laminates [PDF]

open access: yesE3S Web of Conferences, 2021
The stiffness and reduced weight of polymer composites makes them unique from conventional manufacturing materials. The failure modes can vary from tension to compression dominated with the matrix interface.
Dubey Ankit Dhar   +3 more
doaj   +1 more source

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