Results 111 to 120 of about 16,113,337 (300)

Investigation of Low velocity Impact Properties of Kevlar Fiber Reinforced Polymer Matrix Composites [PDF]

open access: yes, 2013
The work presented in this project investigates the experimental study of low velocity impact properties of Kevlar fiber reinforced polymer matrix composite materials with respect to different thickness.
Channabasavaraju, S.   +2 more
core  

A novel hybridised composite sandwich core with glass, kevlar and zylon fibres – investigation under low-velocity impact

open access: yes, 2020
A novel fibre composite sandwich core has been introduced in this study. Trapezoidal corrugated core glass-fibre sandwich structures were hybridised using Kevlar and Zylon fibres to improve the dynamic impact performance.
Epaarachchi, Jayantha   +3 more
core   +1 more source

Low-velocity impact response of novel hierarchical hexagonal multicell structures

open access: yesInternational Journal of Lightweight Materials and Manufacture
This study introduces two novel hierarchical hexagonal multicell (HHM) tube designs inspired by honeycomb and grass stem structures: full triangular hierarchical hexagonal multicell (FTHHM) and internal clone hierarchical hexagonal multicell (ICHHM ...
M Hafid   +6 more
doaj   +1 more source

Plasma EV Proteomics Identifies ECM Remodeling and Inflammatory Proteins LUM and C7 as Candidate Biomarkers in FSHD

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Facioscapulohumeral muscular dystrophy (FSHD) is one of the most debilitating and common muscular dystrophies. Despite its severity, no approved therapy exists for FSHD patients. However, several therapeutic candidates are currently under development, and some have recently entered clinical trials, marking the need for reliable ...
Mustafa Bilal Bayazit   +11 more
wiley   +1 more source

Experimental and numerical studies on low velocity impacts detection and damage identification in metal and composite structures using ultrasonic waves propagation (Lamb waves) [PDF]

open access: yes, 2011
In this thesis a theoretical base required for the development of a reliable structural health monitoring system based on ultrasonic guided waves is considered.
Tancredi, Simone
core   +1 more source

Low-Velocity Impact Behaviour of Biomimetic Cornstalk-Inspired Lightweight Structures

open access: yesMaterials Proceedings
This study investigates the dynamic response and damage characteristics of cornstalk-inspired lightweight structures. Specimens were fabricated via 3D printing using Acrylonitrile Butadiene Styrene (ABS) as the chosen thermoplastic due to its toughness ...
Shakib Hyder Siddique   +4 more
doaj   +1 more source

Digital Cognitive Phenotyping for Differential Diagnosis and Monitoring in Neurological Conditions

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To assess the utility, accessibility, and equivalence to supervised scales of online cognitive assessment in older individuals with cognitive impairment. Methods Patients with Alzheimer's disease (AD, n = 31), idiopathic normal pressure hydrocephalus (iNPH, n = 26), and traumatic brain injury (TBI, n = 23) completed online cognitive ...
Martina Del Giovane   +10 more
wiley   +1 more source

Impact, penetration, and perforation of a bonded carbon-fibre-reinforced plastic composite panel by a high-velocity steel sphere: an experimental study

open access: yes, 2010
In this work, the response of a bonded CFRP composite panel, manufactured by bonding two laminates together, to impact, penetration and perforation by a high-velocity steel sphere has been studied. The response of a relatively thick (c.a. 12 mm) laminate
Hazell, Paul J.   +2 more
core   +1 more source

Bi‐ and Mono‐Allelic RFC1 Expansion in a North American Cohort With Idiopathic Axonal Neuropathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective RFC1 biallelic repeat expansion is increasingly recognized as a cause of chronic idiopathic axonal polyneuropathy (CIAP), but it remains challenging to know who to test. This study aims to determine the prevalence of biallelic and monoallelic RFC1 expansions and their corresponding neuropathy phenotypes in CIAP patients and identify ...
Amro M. Stino   +25 more
wiley   +1 more source

Digital Cognitive Testing in Mitochondrial Disease: Validity and Challenges for Clinical Trial Use

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Primary mitochondrial disease is a group of genetic disorders caused by pathogenic variants in nuclear or mitochondrial DNA, often resulting in progressive neurodegeneration and cognitive decline. Current management is primarily supportive, though recent research offers hope for disease‐modifying treatments in the future.
Oksana Pogoryelova   +9 more
wiley   +1 more source

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