Results 21 to 30 of about 506,571 (263)

Twisted Magnetic Fields in Conducting Fluids [PDF]

open access: yesAustralian Journal of Physics, 1954
The formation of loops in the lines of force of a twisted magnetic field confined within a cylinder of radius R, first suggested by AIfvén (1950a), is discussed by the method of normal modes. The model first becomes unstable with respect to modes which do not lead to the formation of loops.
Dungey, J. W., Loughhead, R. E.
openaire   +1 more source

Numerical Simulation of Temperature and Fluid Fields in Solidification Process of Ferritic Stainless Steel under Vibration Conditions

open access: yesCrystals, 2019
A three-dimensional model of a circular casting mold with a vibrating nucleus generator was established, and the characteristics of temperature and flow fields during the solidification process of ferritic stainless steel Cr17 in the casting mold were ...
Wenli Wang   +4 more
doaj   +1 more source

Coupled Fluid-Thermal Analysis for Induction Motors with Broken Bars Operating under the Rated Load

open access: yesEnergies, 2018
Thermal stress of the rotor in a squirrel cage induction motor is generated due to the temperature rise, it is also one of the factors causing the broken bar fault because the structure of the rotor would be destroyed if the stress of the rotor bars ...
Ying Xie   +3 more
doaj   +1 more source

Research on Relativity of Flow Rate Distribution Inside the Rotor Domain for a Large-Scale Air-Cooled Turbo-Generator

open access: yesIEEE Access, 2019
The main objective of this paper is to elucidate the effect of rotor end structures of a large-scale air-cooled turbo-generator on the flow rate distribution and fluid flow pattern in the rotor domain.
Shuye Ding   +3 more
doaj   +1 more source

Temperature Field Analysis of Traction Linear Induction Motors Based on Field-circuit Coupling

open access: yesChengshi guidao jiaotong yanjiu
[Objective] In urban rail transit systems, the analysis of LIM (linear induction) faces challenges due to factors such as primary core discontinuity, partial filling of the end region, and end effects.
XUE Yongpeng   +3 more
doaj   +1 more source

Manipulating nanoliter fluid circuits on an all-glass chip by the magnetic field

open access: yesiScience, 2023
Summary: Actively controlled nanoliter fluid circuits are an urgently needed technology in electronics, biomedicine, chemical synthesis, and biosensing. The difficulty lies in how to drive the microfluid in an isolated and airtight manner in glass wafer.
Xing Yue (Larry) Peng   +2 more
doaj   +1 more source

Field theory for string fluids [PDF]

open access: yesPhysical Review D, 2015
We develop a field theory description of non-dissipative string fluids and construct an explicit mapping between field theory degrees of freedom and hydrodynamic variables. The theory generalizes both a perfect particle fluid and pressureless string fluid to what we call a perfect string fluid.
Daniel Schubring, Vitaly Vanchurin
openaire   +1 more source

Electric field fluctuations in the two-dimensional Coulomb fluid

open access: yesNew Journal of Physics, 2021
The structure factor for electric field correlations in the two dimensional Coulomb fluid is simulated and compared to theories of the dielectric function. Singular changes in the structure factor occur at the Berezinskii–Kosterlitz–Thouless insulator to
Callum Gray   +2 more
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Effect of Magnetic Field on Thermosolutal Instability of Rotating Ferromagnetic Fluid Under Varying Gravity Field

open access: yesInternational Journal of Applied Mechanics and Engineering, 2021
This paper deals with the theoretical investigation of the effect of a magnetic field, rotation and magnetization on a ferromagnetic fluid under varying gravity field.
S. K. Pundir, P. K. Nadian, R. Pundir
doaj   +1 more source

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