Results 81 to 90 of about 7,147 (316)

Electrolytic corrosion of water pipeline system in the remote distance from stray currents—Case study

open access: yesCase Studies in Construction Materials, 2016
Case study of corrosion failure of urban water supply system caused by the harmful effects of stray currents was presented. The failure occurred at a site distant from the sources of these currents namely the tramway and railway traction systems ...
Krzysztof Zakowski​   +6 more
doaj   +1 more source

Validity of a Wearable Digital Insole for Assessing Gait ON and OFF in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Gait impairment is a distinctive symptom of Parkinson's disease that negatively impact mobility. We assessed the validity of wearable digital insoles against a validated reference gait analysis system for measuring select gait characteristics in patients with Parkinson's disease. Methods A comparative analysis between digital insoles
Deborah A. Hall   +16 more
wiley   +1 more source

Comparison of methods for modelling geomagnetically induced currents [PDF]

open access: yesAnnales Geophysicae, 2014
Assessing the geomagnetic hazard to power systems requires reliable modelling of the geomagnetically induced currents (GIC) produced in the power network.
D. H. Boteler   +2 more
doaj   +1 more source

Development of a CAD system based on a BEM approach for earthing grids in stratified soils [PDF]

open access: yes, 1999
[Abstract] The design of safe earthing systems is esential to assure the security of the persons as well as the protection of the equipment and the continuity of the power supply. For the attainment of these aims, it is necesary to compute the equivalent
Aneiros Blanco, Juan M.   +3 more
core  

A boundary element formulation for the substation grounding design [PDF]

open access: yes, 1999
[Abstract] A Boundary Element approach for the numerical computation of substation grounding systems is presented. In this general formulation, several widespread intuitive methods (such as Average Potential Method) can be identified as the result of ...
Casteleiro, Manuel   +2 more
core   +2 more sources

Validation of a Genetic Risk Score Combined With Clinical Variables for Predicting Pulmonary Fibrosis in Early Rheumatoid Arthritis

open access: yesArthritis Care &Research, EarlyView.
Objective Pulmonary fibrosis (PF) is a severe extra‐articular manifestation of rheumatoid arthritis (RA). This study aimed to externally validate a genetic risk score (GRS) and a combined risk score (CRS) for predicting the risk of RA‐associated PF in an independent cohort of patients with early RA.
Mikael Brink   +3 more
wiley   +1 more source

Practical high frequency measurement of a lightning earthing system [PDF]

open access: yes, 2004
International audienceThe authors have used a high frequency earthing meter worldwide to qualify lightning earthing systems and got some feedback. Purpose of this paper is to present some of these practical results and to start discussion on how to use ...
Gruet, Pierre, Rousseau, A.
core   +1 more source

A review of climate change impacts on urban soil functions with examples and policy insights from England, UK [PDF]

open access: yes, 2015
As of 2010, more than half of the global population resides in urban areas and relies to some extent on the functions, services and natural capital provided by urban soils.
Bartlett, M.   +3 more
core   +1 more source

Cognitive Behavioral Therapy for Youth With Childhood‐Onset Lupus: A Randomized Clinical Trial

open access: yesArthritis Care &Research, EarlyView.
Objective Our objective was to determine the feasibility and acceptability of the Treatment and Education Approach for Childhood‐Onset Lupus (TEACH), a six‐session cognitive behavioral intervention addressing depressive, fatigue, and pain symptoms, delivered remotely to individual youth with lupus by a trained interventionist.
Natoshia R. Cunningham   +29 more
wiley   +1 more source

An overview of biodiesel energy [PDF]

open access: yes, 2020
Over the last ten years’ attention to biofuels production has increased dramatically and become crucial. One of the main factors is the rise in world oil prices, coupled with the abatement of greenhouse gas emissions and concerns about energy security ...
Abd Halim, Muhamad Fazli   +3 more
core  

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