Results 31 to 40 of about 506,000 (289)

Laminated Beam Analysis by Polynomial, rigonometric, Exponential and Zig-Zag Theories [PDF]

open access: yes, 2013
A number of refined beam theories are discussed in this paper. These theories were obtained by expanding the unknown displacement variables over the beam section axes by adopting Taylor's polynomials, trigonometric series, exponential, hyperbolic and zig ...
Filippi, Matteo   +2 more
core   +1 more source

Laminate composites with enhanced pyroelectric effects for energy harvesting [PDF]

open access: yes, 2010
A pyroelectric coefficient enhanced 2-2 connectivity laminate composites' energy harvesting credentials have been assessed. The use of the electrothermal coupling factor for laminate composites (k(Lam)(2)) for such an assessment has been appraised ...
Chang, Harrison Hoon Seok   +1 more
core   +1 more source

Mechanical and moisture diffusion behaviour of hybrid Kevlar/Cocos nucifera sheath reinforced epoxy composites

open access: yesJournal of Materials Research and Technology, 2019
The aim of this research is partial replacement of plain woven Kevlar 29(K) with naturally woven cocous nucifera sheath (CS) waste. Laminated K/CS reinforced epoxy hybrid composites were fabricated by hand lay-up method followed by hot compression ...
J. Naveen   +4 more
doaj   +1 more source

Experimental methodology of study of damage initiation and development in textile composites in uniaxial tensile test [PDF]

open access: yes, 2008
Damage in textile composites is closely connected with the internal micro- and meso-geometry of the reinforcement, and reveals features, which are not present in the damage processes in classical laminates. This paper proposes a test sequence intended to
Xie, H   +11 more
core   +1 more source

Thermoelastic stress analysis of laminated composite materials

open access: yes, 2009
In this work thermoelastic stress analysis (TSA) is used to obtain quantitative stress/strain data from a variety of multi-directional laminated composites. In order to interpret the thermoelastic signal correctly the source of the thermoelastic response
Sambasivam, Shamala
core   +2 more sources

A Numerical Investigation for the Effect of Environmental Conditions on the Bending Behaviour of Laminated Composites

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2022
In this study, the bending behavior of fiber-reinforced laminated composites (FRCs) with a balanced and symmetric stacking sequence was investigated numerically under different environmental conditions.
Rabi Ezgi Bozkurt, Fatih Darıcık
doaj   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Development of an Integral Method for Determination of Non-uniform Residual Stresses in Laminated Composites [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2008
A new method for determination of residual stresses in the bottom layers of laminated composites is developed. In this method the residual stresses are determined by performing a consecutive drilling of laminated composites in the center of the rosette ...
A.R. Ghasemi, M.M. Shokrieh
doaj   +1 more source

A Review on Acoustic Emission Testing for Structural Health Monitoring of Polymer-Based Composites

open access: yesSensors, 2023
Acoustic emission (AE) has received increased interest as a structural health monitoring (SHM) technique for various materials, including laminated polymer composites.
Noor Ghadarah, David Ayre
doaj   +1 more source

Loss of proton‐sensing TDAG8 increases tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the pH‐sensing receptor TDAG8 accelerates colorectal cancer progression in mice. Animals lacking TDAG8 expression had increased tumor growth, DNA damage, and recruitment of tumor‐associated immune cells, including macrophages, neutrophils, and monocytes.
Ermanno Malagola   +11 more
wiley   +1 more source

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