Results 21 to 30 of about 2,293,661 (259)

Low velocity impact response and post impact compression behaviour of ESTM-fabric/3266 composites

open access: yesCailiao gongcheng, 2020
A novel kind of lattice-distributed ESTM-fabrics (ES-L) and random-distributed ESTM-fabrics (ES-R) were developed by using polyethersulfone (PES) and U3160 according to ex-situ toughening technology.
DONG Hui-min   +5 more
doaj   +1 more source

Effect of nano hybrid additives on low velocity impact responses of aramid composite plates: example of CNT and ZrO2

open access: yesEuropean Mechanical Science, 2023
Aramid reinforced composites are advanced materials that are widely used in many industrial applications thanks to their combination of high strength and lightness.
Mehmet Kayrıcı   +3 more
doaj   +1 more source

Failure analysis of CFRP laminates subjected to Compression After Impact: FE simulation using discrete interface elements [PDF]

open access: yes, 2013
This paper presents a model for the numerical simulation of impact damage, permanent indentation and compression after impact (CAI) in CFRP laminates.
Bouvet, Christophe   +2 more
core   +3 more sources

A simulative study on the effect of friction coefficient and angle on failure behaviors of GLARE subjected to low-velocity impact

open access: yesScience and Engineering of Composite Materials, 2023
The aim of this paper is to study the effect of friction coefficient and impact angle on the failure behaviors of glass fiber reinforced aluminum laminates (GLARE) under the low-velocity impact (LVI) loading.
You Peiyu, Chen Hui, Li Mingjie, Wu Ye
doaj   +1 more source

Delamination Effect on the Buckling Behaviour of Carbon–Epoxy Composite Typical Aeronautical Panels

open access: yesApplied Sciences, 2023
The instability of structures due to compression is one of the most critical issues related to aircraft components. Especially in composite materials, which have poor out-of-plane mechanical properties, the buckling load must be assessed to ensure that ...
Aniello Riccio   +3 more
doaj   +1 more source

Impact-induced bonding process of copper at low velocity and room temperature

open access: yesMaterials & Design, 2023
The impact-induced bonding can be foundation of fast solid-state additive manufacturing. The mechanisms behind impact-induced bonding have not been widely acknowledged due to complexity caused by too transient process and extreme loading conditions.
Cong Chen   +8 more
doaj   +1 more source

Theory of superfast fronts of impact ionization in semiconductor structures [PDF]

open access: yes, 2007
We present an analytical theory for impact ionization fronts in reversely biased p^{+}-n-n^{+} structures. The front propagates into a depleted n base with a velocity that exceeds the saturated drift velocity. The front passage generates a dense electron-
Alferov Zh. I.   +25 more
core   +3 more sources

Post-Impact Compression Behavior of Natural Flax Fiber Composites

open access: yesJournal of Natural Fibers, 2020
This study investigated the damage tolerance and damage evolution of the compressive failure of a non-woven flax composite using compression after impact (CAI) tests.
Mohamed Habibi   +4 more
doaj   +1 more source

Low velocity impact response and post impact compression behavior of BMI matrix composites

open access: yesCailiao gongcheng, 2022
A novel kind of lattice-distributed ESTM-fabrics was developed by using polyethersulfone(PES) and U3160.The loading amounts of PES on ESTM-fabrics are 15 g/cm2(ES-15), 25 g/cm2(ES-25), 35 g/cm2(ES-35), respectively.
DONG Huimin   +4 more
doaj   +1 more source

Low velocity impact analysis with nastran [PDF]

open access: yesComputers & Structures, 1991
A nonlinear elastic force-displacement relationship is used to calculate the transient impact force and local deformation at the point of contact between impactor and target. The nonlinear analysis and transfer function capabilities of NASTRAN are used to define a finite element model that behaves globally linearly elastic, and locally nonlinear ...
D.A. Trowbridge, J.E. Grady, R.A. Aiello
openaire   +1 more source

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