Results 21 to 30 of about 1,356,888 (244)

Blood-brain barrier leakage in Alzheimer's disease: From discovery to clinical relevance.

open access: yesPharmacology and Therapeutics, 2022
Alzheimer's disease (AD) is the most common form of dementia. AD brain pathology starts decades before the onset of clinical symptoms. One early pathological hallmark is blood-brain barrier dysfunction characterized by barrier leakage and associated with
Geetika Nehra, Bjoern Bauer, A. Hartz
semanticscholar   +1 more source

Calcium Phosphate Cement Leakage During Balloon Kyphoplasty Causing Incomplete Paraplegia: Case Report and Review of the Literature

open access: yesJournal of Orthopedic and Spine Trauma, 2016
Introduction: Bone cement leakage is the most common, however, it can have potentially disastrous complications during vertebroplasty and balloon kyphoplasty (BK).
Papaioannou Ioannis   +2 more
doaj   +1 more source

Carbon Leakage, Consumption, and Trade

open access: yesAnnual Review Environment and Resources, 2022
We review the state of knowledge concerning international CO2 emission transfers associated particularly with trade in energy-intensive goods and concerns about carbon leakage arising from climate policies.
M. Grubb   +10 more
semanticscholar   +1 more source

Research on the Modified Mathematical Prediction Model of Impeller Cover Side Cavity Liquid Pressure for Centrifugal Pumps [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
Accurate calculation of pressure distribution in the impeller cover side cavity is the key to predict the axial force of centrifugal pump. The existing calculation models almost does not involve the prediction of cavity pressure when the radial ...
J. L. Zeng   +4 more
doaj   +1 more source

An Experimental Study on the Drying-Out Ability of Highly Insulated Wall Structures with Built-In Moisture and Rain Leakage

open access: yesApplied Sciences, 2019
The recent research on highly insulated structures presents controversial conclusions on risks in moisture safety. This paper addresses these controversial issues through investigating the hygrothermal performance of energy efficient envelope structures ...
Klaus Viljanen, Xiaoshu Lu
doaj   +1 more source

Universal leakage elimination [PDF]

open access: yesPhysical Review A, 2005
14 pages, no figures, new version has references updated ...
Byrd, Mark S.   +3 more
openaire   +2 more sources

The effect of acrylate-based dental adhesive solvent content on microleakage in composite restorations

open access: yesDental Research Journal, 2016
Background: This study aimed to evaluate the effect of different percentages of ethanol solvent of an experimental methacrylate-based dentin bonding agent containing polyhedral oligomeric silsesquioxanes (POSS) on the microleakage of resin composite ...
Mahboubeh Mirzakhani   +2 more
doaj   +1 more source

Research on the Volumetric Efficiency of 2D Piston Pumps with a Balanced Force

open access: yesEnergies, 2020
Axial piston pumps with high rotational speeds are required in many fields to increase the power-to-weight ratio. However, three main sliding friction pairs in the pump restrict the increase in rotational speed.
Yu Huang   +4 more
doaj   +1 more source

Leakage control for a flat flange model with a gap based on sealing liquid viscosity

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2021
Flat flanges are sealed using a gasket, used to prevent leakage between the static surfaces. Gaskets comprise synthetic materials such as rubber, copper alloys, and plastic and they are inserted between two planes to strengthen the sealing performance ...
Song GAO, Toshiharu KAZAMA
doaj   +1 more source

Enhancing the Lifetime of the Pneumatic Cylinder in Automatic Assembly Line Subjected to Repeated Pressure Loading

open access: yesMetals, 2021
This study demonstrates the application of parametric accelerated life testing (ALT) as a procedure to identify design deficiencies and correct them in generating a reliable quantitative (RQ) specification.
Seongwoo Woo   +2 more
doaj   +1 more source

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