Results 81 to 90 of about 62,941 (249)

Instantaneous baseline damage localisation using sensor mapping [PDF]

open access: yes, 2016
In this paper an instantaneously recorded baseline method is proposed using piezoelectric transducers for damage localisation under varying temperature.
Aliabadi, MH   +2 more
core   +1 more source

FINITE ELEMENT ANALYSIS OF CFRP REINFORCED CONCRETE SLABS INCLUDING CFRP ANCHORS

open access: yes, 2023
The flexural reinforcement of slabs with CFRP is a well-established retrofit technique; however, delamination continues to be the primary factor constraining the strength enhancement. Prior studies have demonstrated that CFRP anchors can effectively postpone delamination, yet the complete understanding of the influence of various design variables on ...
Jiménez Ulloa, J.L., Oyanedel, H.S.M.
openaire   +1 more source

Overcoming Challenges in 3D Printing of Polyolefins and Their Composites: A Review on Strategies for Improved Printability and Performance

open access: yesPolymer Engineering &Science, EarlyView.
This review integrates the molecular fundamentals, key challenges, and mitigation strategies in polyolefin 3D printing, focusing on shrinkage, warpage, and adhesion control. It highlights material design approaches using recycled polyolefins and functional fillers to improve printability, mechanical properties, and sustainability in additive ...
Malik Hassan   +5 more
wiley   +1 more source

Effects of UV‐Thermal Exposure Sequence on the Compressive Performance of FDM‐Printed Polymers

open access: yesPolymer Engineering &Science, EarlyView.
These findings establish aging sequence as a key design parameter for FDM polymers, enabling safer material selection and improved durability of load‐bearing printed components. ABSTRACT Ultraviolet (UV) radiation and elevated temperatures can alter the compressive performance of fused deposition modeled (FDM) polymers, but the combined effects, and ...
Eugene Anachebe   +5 more
wiley   +1 more source

Performance improvement of carbon fiber‐reinforced ABS composites by introducing fullerene nanoparticles

open access: yesPolymer International, EarlyView.
Fullerene particles were incorporated with CF‐reinforced acrylonitrile–butadiene–styrene terpolymer (ABS) matrix at three different compositions by a melt‐compounding process. These insights are crucial for the optimization of conductive hybrid composites for various applications.
Alinda Öyku Akar   +4 more
wiley   +1 more source

Structural characterization and optimum machining parameters of jute/carbon fibre hybrid reinforced epoxy composite laminates

open access: yesPolymer International, EarlyView.
Hybrid jute/carbon epoxy laminates have better mechanical performance and less drilling damage by the use of optimized stacking sequence and machining parameters. Abstract Three composite laminate systems were produced using the standard hand lay‐up method: jute‐fibre‐reinforced polymer (JFRP), carbon‐fibre‐reinforced polymer (CFRP) and a hybrid of the
Paulraj Prabhu   +5 more
wiley   +1 more source

Seismic strengthening of beam-column joints with multidirectional CFRP laminates [PDF]

open access: yes, 2012
An experimental program was carried out to analyse the potentialities of a technique based on the use of multidirectional CFRP laminates (MDL-CFRP) for the seismic repair and strengthening of reinforced concrete (RC) beam-column joints. This experimental
Barros, J.   +6 more
core   +1 more source

A Novel Approach for an Integrated Straw tube-Microstrip Detector

open access: yes, 2005
We report on a novel concept of silicon microstrips and straw tubes detector, where integration is accomplished by a straw module with straws not subjected to mechanical tension in a Rohacell $^{\circledR}$ lattice and carbon fiber reinforced plastic ...
A. Russo   +26 more
core   +2 more sources

Ultra Thin Deployable Reflector Antennas [PDF]

open access: yes, 2004
19 - 22 Apr ...
Pellegrino, S, Tan, LT
core   +1 more source

Juntas adesivas em aplicações aeronáuticas: análise experimental e numérica de CFRP/CFRP e CFRP/alumínio

open access: yes, 2023
A indústria aeronáutica apresenta-se como uma das indústrias presentes na vanguarda da evolução tecnológica da engenharia. A melhoria continua da integridade estrutural das aeronaves constitui uma prioridade dos engenheiros e investigadores aeronáuticos, principalmente com o surgimento e aumento do uso de novos materiais, como os compósitos. Deste modo,
openaire   +1 more source

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