Results 61 to 70 of about 157,873 (288)

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

Non-destructive coupler characterisation technique [PDF]

open access: yes, 2002
A novel nondestructive technique for characterising couplers by means of a local perturbation is described. The method is studied theoretically and verified experimentally by characterising different types of fused fiber-couplers.
Alegria, C., Zervas, M.N.
core   +1 more source

Characterizing Cutaneous α‐Synuclein Deposition and Seeding Activity in Parkinson's Disease Subtypes

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cutaneous phosphorylated α‐synuclein (p‐syn) and α‐synuclein seeding activity are promising biomarkers for Parkinson's disease (PD), but their clinical value remains uncertain due to disease heterogeneity. This study evaluates these two biomarkers in PD patients to inform phenotype‐specific diagnosis and disease severity assessment ...
Yuting Jin   +8 more
wiley   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Analysis of Length and Fineness of Lotus Fiber Extracted by Physical Methods

open access: yesChemical Engineering Transactions, 2015
To investigate the characteristics of lotus fiber length and fineness to provide theoretical basis for developing lotus fiber products, 1500 fibers were extracted by physical method from tip part, middle part and bottom part of lotus stalks (500 fibers ...
L. Zhao   +4 more
doaj   +1 more source

Comparative study on absorbing characteristics of aperture-type and patch-type FSS

open access: yesJournal of Aeronautical Materials, 2020
Aperture-type and patch-type frequency selective surfaces (FSS) were prepared by using carbon fiber paper containing carbon fiber. Using honeycomb as the matching dielectric layer, microscopic characterization of carbon fiber distribution in carbon fiber
YUAN Xujiong   +7 more
doaj   +1 more source

Study of myocardial fiber length distribution with diffusion tensor MRI [PDF]

open access: yes, 2006
Diffusion tensor MRI (DTI) is a nondestructive method to map myocardial fiber organization. Many studies have been done on myocardial fiber orientation. However, cardiac contraction is also related with myocardial fiber length, but its study is limited ...
Tang, H   +7 more
core  

Effects of processing conditions on the fiber length distribution and mechanical properties of glass fiber reinforced nylon-6 [PDF]

open access: yes, 2002
The effects of processing conditions on fiber length degradation were investigated in order to produce composites with higher performance. Nylon-6 was compounded with glass fibers in a twin-screw extruder for various combinations of screw speed and feed ...
Yilmazer, U   +2 more
core   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Identification of Quantitative and Qualitative Papermaking Parameters of OCC Pulp Fibers [PDF]

open access: yesIranian Journal of Wood and Paper Industries, 2015
Nowadays there is a great competition for the production of packaging paper from recycled fibers. But success in this competition depends on improving its strength properties.
hamidreza roodi, yahya hamzeh
doaj  

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