Results 61 to 70 of about 79,065 (292)

Microwave response of thin niobium films under perpendicular static magnetic fields [PDF]

open access: yes, 2006
The microwave response of high quality niobium films in a perpendicular static magnetic field has been investigated. The complex frequency shift was measured up to the upper critical fields. The data have been analyzed by the effective conductivity model
A. Dulčić   +12 more
core   +4 more sources

Functional Connectivity Linked to Cognitive Recovery After Minor Stroke

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Patients with minor stroke exhibit slowed processing speed and generalized alterations in functional connectivity involving frontoparietal cortex (FPC). The pattern of connectivity evolves over time. In this study, we examine the relationship of functional connectivity patterns to cognitive performance, to determine ...
Vrishab Commuri   +7 more
wiley   +1 more source

Tube-to-header joint for bimetallic construction [PDF]

open access: yes, 1967
Design advantages of bimetallic construction enables an all-welded bimetallic joint to be made from the accessible header side of the tube-to-header joint.
Lessmann, G. G., Stoner, D. R.
core   +1 more source

XPS studies of nitrogen doping niobium used for accelerator applications

open access: yes, 2018
Nitrogen doping study on niobium (Nb) samples used for the fabrication of superconducting radio frequency (SRF) cavities was carried out. The samples' surface treatment was attempted to replicate that of the Nb SRF cavities, which includes heavy ...
He, Yuan   +7 more
core   +1 more source

Revisiting Stability Criteria in Ball‐Milled High‐Entropy Alloys: Do Hume–Rothery and Thermodynamic Rules Equally Apply?

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
The stability criteria affecting the formation of high‐entropy alloys, particularly focusing in supersaturated solid solutions produced by mechanical alloying, are analyzed. Criteria based on Hume–Rothery rules are distinguished from those derived from thermodynamic relations. The formers are generally applicable to mechanically alloyed samples.
Javier S. Blázquez   +5 more
wiley   +1 more source

Design and Vertical Tests of SPS-series Double-Quarter Wave (DQW) Cavity Prototypes for the HL-LHC Crab Cavity System

open access: yes, 2018
Crab crossing is essential for high-luminosity colliders. The High Luminosity Large Hadron Collider (HL-LHC) will equip one of its Interaction Points (IP1) with Double-Quarter Wave (DQW) crab cavities.
Artoos, K.   +24 more
core   +1 more source

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

Effect of niobium variation on the properties of directed energy deposited CrCoNiCuNbx coatings [PDF]

open access: yesMATEC Web of Conferences
The presence of a refractory metal such as niobium in high- entropy alloys improves their hardness values, wear and corrosion resistance. Herein, a CrCoNiCuNbx alloy-system used as coating was developed by directed energy deposition technique, and the ...
Alabi Ayo   +3 more
doaj   +1 more source

Fabrication and Characterization of Polymer Blend Doped With Metal Carbide Nanoparticles for Humidity Sensors [PDF]

open access: yesJournal of Nanostructures, 2019
Nanocomposites films of (polymer blend-ceramics) were prepared from (PVA-PAA) blend and (PVA-PAA) blend doped with niobium carbide nanoparticles for humidity sensors have low cost, easy fabrication, high sensitivity, lightweight and high corrosion ...
Ahmed Mohaisen, Zinah Hamad
doaj   +1 more source

Inclusive omega photoproduction off nuclei [PDF]

open access: yes, 2003
We investigate inclusive omega photoproduction off complex nuclei, concentrating on the feasibility to examine a possible in-medium change of the omega meson properties by observing the pi^0 gamma invariant mass spectrum. The simulations are performed by
)   +49 more
core   +1 more source

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