Results 31 to 40 of about 14,175 (293)

Revealing photonic Lorentz force as the microscopic origin of topological photonic states

open access: yesNanophotonics, 2020
Charged particles like electrons moving in a magnetic field encounter Lorentz force, which governs the formation of electronic topological edge states in quantum Hall effect systems. Here we show that photons transporting in magneto-optical materials and
Chen Jianfeng, Liang Wenyao, Li Zhi-Yuan
doaj   +1 more source

Topological thermal Hall effect for topological excitations in spin liquid: Emergent Lorentz force on the spinons

open access: yesSciPost Physics Core, 2020
We study the origin of Lorentz force on the spinons in a U(1) spin liquid. We are inspired by the previous observation of gauge field correlation in the pairwise spin correlation using the neutron scattering measurement when the Dzyaloshinskii-Moriya ...
Yong Hao Gao, Gang Chen
doaj   +1 more source

Electrostatic charging artefacts in Lorentz electron tomography of MFM tip stray fields [PDF]

open access: yes, 2001
Using the technique of differential phase contrast (DPC) Lorentz electron microscopy, the magnetic stray field distribution from magnetic force microscopy (MFM) tips can be calculated in a plane in front of the tip using tomographic reconstruction ...
Scott, J.   +3 more
core   +1 more source

Investigations on the Effects of Vortex-Induced Vibration with Different Distributions of Lorentz Forces

open access: yesApplied Sciences, 2017
The control of vortex-induced vibration (VIV) in shear flow with different distributions of Lorentz force is numerically investigated based on the stream function–vorticity equations in the exponential-polar coordinates exerted on moving cylinder for Re =
Hui Zhang   +5 more
doaj   +1 more source

Unveiling the Mechanism for the Rapid Acceleration Phase in a Solar Eruption

open access: yesThe Astrophysical Journal Letters, 2023
Two major mechanisms have been proposed to drive the solar eruptions: the ideal magnetohydrodynamic instability and the resistive magnetic reconnection. Due to the close coupling and synchronicity of the two mechanisms, it is difficult to identify their ...
Ze Zhong   +4 more
doaj   +1 more source

Flow rate measurement in aggressive conductive fluids

open access: yesEPJ Web of Conferences, 2014
Two non-contact experimental methods of flow rate measurements for aggressive conductive liquids are described. The techniques are based on electromagnetic forces and Faraday’s law: Lorentz force is induced inside moving conductive liquid under influence
Dubovikova Nataliia   +2 more
doaj   +1 more source

Selection of design parameters of working coil for Al/Cu tubular Magnetic Pulse Welding

open access: yesAdvances in Mechanical Engineering, 2023
MPW produces a high Lorentz force for welding through the interaction of magnetic fields between the working coil and outer workpiece. Therefore, the design of the working coil is crucial in the MPW process.
Ji-Yeon Shim, Ill-Soo Kim
doaj   +1 more source

Is There a Dynamic Difference between Stealthy and Standard Coronal Mass Ejections?

open access: yesThe Astrophysical Journal, 2022
Stealthy coronal mass ejections (CMEs), lacking low coronal signatures, may result in significant geomagnetic storms. However, the mechanism of stealthy CMEs is still highly debated.
Beili Ying   +4 more
doaj   +1 more source

Simulation and Analysis the Effect of the Lorentz Force in a Free Electron Laser

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2022
Due to the scientific and technical development in the free electron laser devices and the accompanying industrial and technological progress in various fields of civil and military life, it became necessary to expand the understanding of the mechanism ...
Thair Abdulkareem Khalil Al-Aish   +1 more
doaj   +1 more source

Load Noise Prediction of High-Voltage Transformers by Equation Applying 3-D EMCN

open access: yesIEEE Access, 2020
This paper proposes a method for predicting the load noise of high-voltage (HV) transformers. When the transformer is loaded, the electromagnetic force is generated by the interaction between electric and magnetic fields.
Dae-Kee Kim   +4 more
doaj   +1 more source

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