Results 51 to 60 of about 7,931,210 (255)

Robust Characteristics of the Laschamp and Mono Lake Geomagnetic Excursions: Results From Global Field Models

open access: yesFrontiers in Earth Science, 2019
Data-based global paleomagnetic field models provide a more complete view of geomagnetic excursions than individual records. They allow the temporal and spatial field evolution to be mapped globally, and facilitate investigation of dipole and non-dipole ...
Monika Korte   +3 more
doaj   +1 more source

Intermittent non-axial dipolar-field dominance of twin Laschamp excursions

open access: yesCommunications Earth & Environment, 2022
The Laschamp Excursion and a further geomagnetic excursion shortly after were characterised by the intermittent dominance of non-axial dipolar-fields, according to high-resolution paleomagnetic measurements on precisely dated sediments from Lake Suigetsu,
Masayuki Hyodo   +15 more
doaj   +1 more source

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Peristaltic Flow of a Magneto-Micropolar Fluid: Effect of Induced Magnetic Field

open access: yesJournal of Applied Mathematics, 2008
We carry out the effect of the induced magnetic field on peristaltic transport of an incompressible conducting micropolar fluid in a symmetric channel. The flow analysis has been developed for low Reynolds number and long wavelength approximation.
Kh. S. Mekheimer
doaj   +1 more source

Neutralization of the PTX3/CD44 axis suppresses TGF‐β1 signaling in kidney fibrosis

open access: yesFEBS Letters, EarlyView.
This study investigates how the PTX3/CD44 axis promotes kidney fibrosis by activating TGF‐β1 signaling. We demonstrate that the neutralizing antibody WHC‐001 effectively inhibits this pathway, suppressing myofibroblast activation and partial epithelial–mesenchymal transition (EMT).
Chao‐Chun Cheng   +8 more
wiley   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Numerical Investigation on Flow Field Distribution of Eccentric Compressors Based on Steady and Unsteady CFD Methods

open access: yesEnergies, 2020
The tip clearance has an important effect on the performance of an engine compressor. While the impact of tip clearance on a concentric compressor has been widely explored in previous research, the flow field distribution of an eccentric compressor has ...
Chao Jiang   +3 more
doaj   +1 more source

Axial nonlinear field of a vibrating circular transducer

open access: yesArchives of Acoustics, 2014
The on-axis cumulative growth of nonlinear effects resulting from a monochromatic excitation of a circular source mounted in an infinite rigid baffle is analyzed by perturbation analysis.
M.A. FODA
doaj  

CFD Numerical Simulation of the Complex Turbulent Flow Field in an Axial-Flow Water Pump

open access: yesAdvances in Mechanical Engineering, 2014
Further optimal design of an axial-flow water pump calls for a thorough recognition of the characteristics of the complex turbulent flow field in the pump, which is however extremely difficult to be measured using the up-to-date experimental techniques ...
Wan-You Li   +4 more
doaj   +1 more source

Experimental Investigation of Propeller Wake Velocity Field to Determine the Major Factors Affecting Propeller Wake Wash

open access: yesJournal of Marine Science and Engineering, 2018
The propeller jet from a ship has a significant component directed upwards towards the free surface of the water, which can be used for ice management. This paper describes a comprehensive laboratory experiment where the operational factors affecting a ...
Md. Asif Amin   +2 more
doaj   +1 more source

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