Results 61 to 70 of about 3,373,851 (251)

Analisi del raddrizzatore Valley Fill [PDF]

open access: yes, 2022
Il testo presenta una descrizione di funzionamento delle varie tipologie del circuito valley fill: a due condensatori, a tre condensatori, con duplicatore di tensione, con resistenze di limitazione ...
Sacchetto, Fabio
core  

Upper Cervical Cord Area as a Biomarker of Conversion to Secondary Progressive Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective This study assessed whether upper cervical cord area (UCCA) measured on routine brain MRI can serve as a biomarker of conversion to SPMS. Methods This is a single‐center retrospective cohort study of RRMS patients with cross‐sectional and longitudinal analyses of clinical and MRI data. Future SPMS converters were matched by age, sex,
Nabil K. El Ayoubi   +8 more
wiley   +1 more source

Experimental Investigation and Performance Evaluation of a Closed Loop Pulsating Heat Pipe

open access: yesJournal of Applied Fluid Mechanics, 2013
Pulsating heat pipe (PHP) cooling is the new and emerging technique in the field of thermal management of electronics. In the present work, transient and steady state experiments are conducted on a single turn closed loop PHP.
R. Naik   +3 more
doaj  

Impact of detector-element active-area shape and fill factor on super-resolution

open access: yesFrontiers in Physics, 2015
In many undersampled imaging systems, spatial integration from the individual detector elements is the dominant component of the system point spread function (PSF). Conventional focal plane arrays (FPAs) utilize square detector elements with a nearly 100%
Russell Craig Hardie   +3 more
doaj   +1 more source

Blood RNA Biomarker Signatures for Early Diagnosis and Prognosis in Ischemic and Hemorrhagic Stroke: The IBIS‐CT1 Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To evaluate the expression of nine blood RNA biomarkers in a clinical trial based on genes previously identified in an experimental monkey model of stroke for diagnosis feasibility and prognostication. Methods IBIS‐CT1 was a prospective longitudinal study enrolling patients with ischemic stroke (IS) or intracerebral hemorrhage (ICH ...
Salomé Retailleau   +11 more
wiley   +1 more source

A Descriptive Study of Alkasite, Bulk Fill, and Fiber-Reinforced Restoration Bioactivities [PDF]

open access: yesAl-Rafidain Dental Journal
Aims: This in vitro investigation was used to evaluate and compare the bioactivity of several restorative materials ( Cention® Forte, Tetric PowerFill bulk fill, and evereX Posterior™ ).
Shaymaa A. AL Dabbagh   +2 more
doaj   +1 more source

Chiffres clés interrégionaux du livre et de la lecture 2022-2024 [PDF]

open access: yes
Le périmètre de cette étude est celui des acteurs et actrices du livre accompagné∙es par les politiques publiques en région, via les structures régionales pour le livre (SRL).
FILL
core  

Quantitative MRI Uncovers Subtle Cortical Damage in Myelin Oligodendrocyte Glycoprotein Antibody‐Associated Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To determine whether myelin‐sensitive quantitative MRI reveals microstructural abnormalities in normal‐appearing cortex (NACtx) in myelin oligodendrocyte glycoprotein antibody–associated disease (MOGAD), indicating that conventional MRI underestimates remission residual cortical injury.
Valentina Camera   +20 more
wiley   +1 more source

Re‐Purposing Sapropterin (Kuvan) for ACTA2‐Related Multisystemic Smooth Muscle Dysfunction Syndrome: A Translational Mechanistic and First‐In‐Human Therapeutic Report

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Multisystemic smooth muscle dysfunction syndrome (MSMDS) is an ultra‐rare, ACTA2‐related disorder characterized by severe cerebrovascular disease, aortic aneurysms, and smooth muscle dysfunction. Using molecular dynamics simulations and in silico drug screening, we identified that sapropterin dihydrochloride (Kuvan) is a candidate capable of ...
Moran Hausman‐Kedem   +9 more
wiley   +1 more source

High-Performance All-Polymer Solar Cells with a High Fill Factor and a Broad Tolerance to the Donor/Acceptor Ratio

open access: yes, 2018
Manipulating the donor/acceptor (D/A) weight ratio is a critical route to produce highly efficient polymer solar cells (PSCs). However, most of the reported device performances are strongly sensitive to the blend ratio. In this work, highly efficient all-
Zou, Yang   +5 more
core   +1 more source

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