Results 91 to 100 of about 5,855,392 (332)

Experimented Study on a Mechanical Auto Reversing Device and Calculation of the Mechanical Parameters

open access: yesJixie chuandong, 1996
In this paper,the working principle of the mechanical auto reversing device is introduced.The working load and energy consumption of the device in the reversing operation is analyzed.The formulas for calculating the critical thrust for driving plate to ...
路懿, 毛秉义
doaj  

Lessons Learned: Quality Analysis of Optical Coherence Tomography in Neuromyelitis Optica

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Optical coherence tomography (OCT)‐derived retina measurements are markers for neuroaxonal visual pathway status. High‐quality OCT scans are essential for reliable measurements, but their acquisition is particularly challenging in eyes with severe visual impairment, as often observed in neuromyelitis optica spectrum disorders ...
Hadi Salih   +40 more
wiley   +1 more source

Comparing Powered Wheelchair Driving Characteristics of Real Driving and Two Types of Simulated Driving

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering
We aimed to gather evidence on the feasibility of using simulator-based driving assessments for prescribing powered mobility devices (PMDs). Therefore, we compared the driving characteristics of real driving and two types of simulated driving.
Myeonghwan Bang   +3 more
doaj   +1 more source

Value of MRI Outcomes for Preventive and Early‐Stage Trials in Spinocerebellar Ataxias 1 and 3

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To examine the value of MRI outcomes as endpoints for preventive and early‐stage trials of two polyglutamine spinocerebellar ataxias (SCAs). Methods A cohort of 100 participants (23 SCA1, 63 SCA3, median Scale for the Assessment and Rating of Ataxia (SARA) score = 5, 42% preataxic, and 14 gene‐negative controls) was scanned at 3T up ...
Thiago J. R. Rezende   +26 more
wiley   +1 more source

Design of Electrical Control System of Controllable Speeder of Belt Conveyor

open access: yesGong-kuang zidonghua, 2011
In view of problems of great investment at early stage and complex structure of CST soft start device of belt conveyor, the paper proposed a design scheme of controllable speeder of belt conveyor.
ZHANG Hong-wei, WANG Xin-huan, YU Fa-sha
doaj  

Optimizing Bipolar Reset Waveform to Improve Grayscale Stability in Active Matrix Electrowetting Displays

open access: yesMicromachines
The electrowetting display (EWD) device is a new type of electrowetting-on-dielectric (EWOD) equipment that can achieve a paper-like display effect under the control of an electric field.
Taiyuan Zhang   +6 more
doaj   +1 more source

Economic Burden of Rheumatoid Arthritis in Low‐ and Middle‐Income Countries: Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this systematic review was to synthesize the economic impact of rheumatoid arthritis (RA) on households, health systems, and society in low‐ and middle‐income countries (LMICs). Methods Electronic databases such as PubMed, Web of Science, and CINAHL were searched using keywords related to RA and cost of illness.
Tadesse Gebrye   +6 more
wiley   +1 more source

Naturalistic speeding data: Drivers aged 75 years and older

open access: yesData in Brief, 2016
The data presented in this article are related to the research article entitled “A longitudinal investigation of the predictors of older drivers׳ speeding behavior” (Chevalier et al., 2016) [1], wherein these speed events were used to investigate older ...
Anna Chevalier   +7 more
doaj   +1 more source

Investigation of mechanisms governing emission of odorants [PDF]

open access: yes, 2009
The literature identifies several models that describe inter-phase mass transfer, key to the emission process. While the emission process is complex and these models may be more or less successful at predicting mass transfer rates, they identify three ...
Hudson, Neale Alan
core   +1 more source

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