Results 51 to 60 of about 1,502,829 (355)

Commissioning evaluation of a deviceless 4DCT scanner

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Background The utilization of four‐dimensional computed tomography (4DCT) for radiation therapy has not seen major advances to the method of data binning since shortly after inception. Recently there is increased interest in the utilization of an alternative binning method rather than more established techniques.
Hunter Tillery   +2 more
wiley   +1 more source

Cerebral Amyloid Angiopathy Is Associated With Higher R2 Relaxation Rate: An MRI and Pathology Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cerebral amyloid angiopathy (CAA) involves β‐amyloid deposition in the walls of cortical and leptomeningeal small vessels. Transverse relaxation rate (R2) is a major source of contrast in MRI. This study tested the hypothesis that CAA is associated with R2, extracted the spatial pattern of CAA‐related R2 abnormalities, and evaluated ...
Md Tahmid Yasar   +6 more
wiley   +1 more source

Efficiency assessment of electricity generation in China using meta-frontier data envelopment analysis: Cross-regional comparison based on different electricity generation energy sources

open access: yesEnergy Strategy Reviews, 2022
China is the world's largest electricity producer and consumer, and the healthy development of the electricity industry contributes to its economic growth and social stability.
Qin-Wen Xiao, Ze Tian, Fang-Rong Ren
doaj  

An Analysis of Electricity Generation, Supply, and Economic Growth in Selected SADC Countries

open access: yesInternational Journal of Energy Economics and Policy, 2023
The study analysed electricity generation, supply, and economic growth in selected SADC countries. The study utilised panel data spanning from 1990 to 2020 collected from secondary sources such as the World Bank and International Energy Agency.
Nyiko Worship Hlongwane   +2 more
doaj   +1 more source

Home‐Based Tele‐tDCS in Amyotrophic Lateral Sclerosis: Feasibility, Safety, and Preliminary Efficacy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disease with limited treatment options. Transcranial direct current stimulation (tDCS) shows promise as a neuromodulatory intervention in various neurological disorders, but its application in ALS, particularly in a remote, home‐based format, remains underexplored.
Sangeetha Madhavan   +6 more
wiley   +1 more source

Imputation based wind speed forecasting technique during abrupt changes in short term scenario

open access: yesIET Renewable Power Generation
It is tough and complex to forecast wind speed due to its intermittent and stochastic nature as well as sudden and abrupt variations in the wind speed. Further, it is required to handle the variety of scenarios e.g. cyber‐attacks, unexpected power device
Karan Sareen   +4 more
doaj   +1 more source

Research and analysis on layer state distribution of EDI membrane block ion exchange resin

open access: yesGongye shui chuli
In order to master the distribution law of each layer state of the ion exchange resin in the EDI membrane block, this paper firstly analyzed the working principles and characteristics of the migration failure layer, exchange stability layer and ...
YUAN Guoquan   +9 more
doaj   +1 more source

Efeito do Incremento da Produção de Energias Renováveis Intermitentes nos Preços da Eletricidade

open access: yesNotas Económicas, 2021
Despite increasing deployment of intermittent renewable energies at lower generation costs, wholesale electricity price has been falling while retail electricity prices go up.
Blandina C. R. Oliveira   +1 more
doaj   +1 more source

Lunar ISRU Energy Storage and Electricity Generation [PDF]

open access: yes, 2020
The survival of the astronauts and their equipment is the priority for any long-term exploration mission to the Moon. The provision of energy during the long lunar nights is a critical part of these missions.
Fereres, Sonia   +4 more
core   +2 more sources

Correspondence of MRI and nTMS With EDSS in Multiple Sclerosis: Longitudinal Follow‐Up Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Considering the characteristics of multiple sclerosis (MS) disease and its impact on motor disability, this study aims to assess the functional integrity of the corticospinal tract by examining motor evoked potentials (MEPs), Expanded Disability Status Scale (EDSS) scores, magnetic resonance imaging (MRI) lesion counts, and ...
Antonia Bralić   +13 more
wiley   +1 more source

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