Results 51 to 60 of about 80,438 (295)

The effect of niobium addition on the microstructure and properties of cast iron used in cylinder head

open access: yesJournal of Materials Research and Technology, 2020
Cylinder head is one of the most important parts of heated components in the engine, while cracking due to low strength and large residual stress at high temperature is the main failure mode of cylinder head.
Sining Pan   +3 more
doaj   +1 more source

Cold atoms near superconductors: Atomic spin coherence beyond the Johnson noise limit

open access: yes, 2009
We report on the measurement of atomic spin coherence near the surface of a superconducting niobium wire. As compared to normal conducting metal surfaces, the atomic spin coherence is maintained for time periods beyond the Johnson noise limit. The result
Cano, D.   +8 more
core   +1 more source

Onasemnogene Abeparvovec in Type I Spinal Muscular Atrophy: 24‐Month Follow‐Up From the Italian Registry

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Onasemnogene abeparvovec (OA) is an AAV9‐based gene therapy for spinal muscular atrophy type I (SMA I). Real‐world outcomes show increased response variability compared to clinical trials, and follow‐up data beyond 12–18 months are limited.
Marika Pane   +43 more
wiley   +1 more source

Formation of niobium oxides by electrolysis from acidic aqueous solutions on glassy carbon

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2019
In this study niobium oxide films were formed without peroxo-precursors from three different mixed acidic aqueous solutions on glassy carbon. Linear sweep voltammetry and potential step were techniques used for electrochemical experiments.
Nataša M Vukićević   +4 more
doaj   +1 more source

Electronic signature of the vacancy ordering in NbO (Nb3O3)

open access: yes, 2017
We investigated the electronic structure of the vacancy-ordered 4d-transition metal monoxide NbO (Nb3O3) using angle-integrated soft- and hard-x-ray photoelectron spectroscopy as well as ultra-violet angle-resolved photoelectron spectroscopy.
Altendorf, S. G.   +17 more
core   +1 more source

Association Between Motor Pathway Damage and Motor Deficit in Upper and Lower Limb in People With MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Corticospinal tract damage is common in people with MS, but the degree of clinical symptoms varies. We hypothesize that corticospinal tract lesions are more extensive and severe in people with MS with motor impairments in both upper and lower limbs.
Mathilde Liffran   +13 more
wiley   +1 more source

Surface and electrochemical corrosion analysis of niobium oxide film formed in various wet media

open access: yesApplied Surface Science Advances, 2021
Niobium metal has a wide range of applications in medical devices, nuclear applications, and solar cells. Therefore, niobium corrosion behavior and oxide film formation mechanisms are of great interest.
V.I. Chukwuike   +2 more
doaj   +1 more source

Trialkyl-dihalotantalum and niobium compounds Patent [PDF]

open access: yes, 1968
Organometallic compounds of niobium and tantalum useful for film ...
Juvinall, G. L.
core   +1 more source

First-principles approach to thin superconducting slabs and heterostructures [PDF]

open access: yes, 2016
We present a fully first-principles method for superconducting thin films. The layer dependent phonon spectrum is calculated to determine the layer dependence of the electron-phonon coupling for such systems, which is coupled to the Kohn-Sham-Bogoliubov ...
Csire, Gábor   +2 more
core   +4 more sources

Clinical Impact of NOTCH3 Variant Location After First Stroke in CADASIL

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Despite its monogenic origin, Cerebral Autosomal Dominant Arteriopathy with Subcortical Infarcts and Leukoencephalopathy exhibits marked variability in clinical expression and severity. Variants in the NOTCH3 gene, within epidermal growth factor‐like repeat domains 1–6 or 7–34, are known to influence disease onset, but their impact ...
Léa Aguilhon   +5 more
wiley   +1 more source

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