Results 51 to 60 of about 8,429,353 (295)

Taylor–Couette flow of a fractional second grade fluid in an annulus due to a time-dependent couple

open access: yesNonlinear Analysis, 2011
Exact solutions for the velocity field and the associated shear stress, corresponding to the flow of a fractional second grade fluid between two infinite coaxial cylinders, are determined by means of Laplace and finite Hankel transforms.
M. Imran   +3 more
doaj  

Contribution of PPP with Ambiguity Resolution to the Maintenance of Terrestrial Reference Frame

open access: yesRemote Sensing
Precise Point Positioning (PPP) provides static positioning at the millimeter level and kinematic positioning ranging from millimeters to decimeters globally.
Ruyuan Wang   +4 more
doaj   +1 more source

Loss of IGF‐1R impairs DNA‐PKcs recruitment to chromatin leading to defective end‐joining

open access: yesMolecular Oncology, EarlyView.
IGF‐1R promotes radioresistance by facilitating DNA‐PKcs recruitment to chromatin, enabling non‐homologous end‐joining (NHEJ) repair of double‐strand breaks. Inhibition or loss of IGF‐1R disrupts this recruitment to damage sites, driving compensatory reliance on microhomology‐mediated end‐joining (MMEJ) repair.
Matthew O. Ellis   +3 more
wiley   +1 more source

Study of the Discharge Stream from a Standard Rushton turbine impeller

open access: yesActa Polytechnica, 2004
The discharge stream from a standard Rushton turbine impeller exhibits special flow properties different from the characteristics of the velocity field in other parts of the volume of an agitated liquid in a cylindrical baffled vessel, e.g.
J. Kratěna, I. Fořt
doaj  

Structure Design and Flow Field Analysis of Plugging and Diversion Robot in Pipeline

open access: yesShiyou jixie, 2021
In order to quickly solve the problem of pipeline leakage and plug the pipeline without stopping pipeline transportation, a design of a wheeled robot that can quickly plug and divert was proposed, and the flow field of the fluid domain in the robot's ...
Han Chuanjun   +3 more
doaj  

Deep Minimum and a Vortex for Positronium Formation in Low-Energy Positron-Helium Collisions

open access: yesAtoms, 2021
We find a zero in the positronium formation scattering amplitude and a deep minimum in the logarithm of the corresponding differential cross section for positron–helium collisions for an energy just above the positronium formation threshold ...
Albandari W. Alrowaily   +2 more
doaj   +1 more source

The Local Velocity Field

open access: yesAIP Conference Proceedings, 2008
To appear in AIP Conf. Proc., "The Evolution of Galaxies through the Neutral Hydrogen Window", Feb 1-3 2008, Arecibo, eds. R. Minchin & E. Momjian.
Karen Masters   +2 more
openaire   +3 more sources

Flow Enabled Target Capture Halbach‐based magnetic enrichment increases circulating tumor cell capture from blood in metastatic cancer patients

open access: yesMolecular Oncology, EarlyView.
Pair‐wise comparison of the CellSearch and FETCH enrichment technologies for circulating tumor cells (CTCs) from metastatic breast, prostate, and small cell lung cancer patients shows an increased capture of CTCs using FETCH enrichment. The clinical implementation of circulating tumor cells (CTCs) as a predictive tool for therapy efficacy in the ...
Michiel Stevens   +6 more
wiley   +1 more source

Spatial and Temporal Development of Saltation in Air. [PDF]

open access: yes, 1998
PhDA resurgence of interest in the concept of equilibrium in the aeolian saltation system has been witnessed in the 1990's. Throughout the aeolian field of research, i. e.
Arnold, Samantha Jane
core   +2 more sources

Semi Analytical Solutions for Fractional Oldroyd-B Fluid Through Rotating Annulus

open access: yesIEEE Access, 2019
In this paper, semi analytical solutions for velocity field and tangential stress correspond to fractional Oldroyd-B fluid, in an annulus, are acquired by Laplace transforms and modified Bessel equation. In the beginning, cylinders are stationary, motion
Bo Wang   +4 more
doaj   +1 more source

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