Magnetic Resonance Imaging‐Compatible Optically Powered Miniature Wireless Modular Lorentz Force Actuators
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Science"
DOI: 10.1002/advs.202002948
Abstract: Abstract Minimally invasive medical procedures under magnetic resonance imaging (MRI) guidance have significant clinical promise. However, this potential has not been fully realized yet due to challenges regarding MRI compatibility and miniaturization of active and… read more here.
Keywords: compatible optically; resonance imaging; magnetic resonance; lorentz force ... See more keywords
Heat-Mitigated Design and Lorentz Force-Based Steering of an MRI-Driven Microcatheter toward Minimally Invasive Surgery.
Sign Up to like & getrecommendations! Published in 2022 at "Advanced science"
DOI: 10.1002/advs.202105352
Abstract: Catheters integrated with microcoils for electromagnetic steering under the high, uniform magnetic field within magnetic resonance (MR) scanners (3-7 Tesla) have enabled an alternative approach for active catheter operations. Achieving larger ranges of tip motion… read more here.
Keywords: mri driven; force based; catheter; lorentz force ... See more keywords
Lorentz force and the optical pulling of multiple rayleigh particles outside the dielectric cylindrical waveguides
Sign Up to like & getrecommendations! Published in 2017 at "Annalen der Physik"
DOI: 10.1002/andp.201600213
Abstract: The stimulating connection between the counter-intuitive optical pulling effects and the Lorentz force has not been investigated in literature. This work demonstrates that multiple absorbing or non-absorbing dielectric Rayleigh objects can be pulled locally with… read more here.
Keywords: multiple rayleigh; rayleigh particles; pulling multiple; optical pulling ... See more keywords
The Enhanced Second‐Harmonic Generation Based on Magnetic‐Lorentz‐Force Effect
Sign Up to like & getrecommendations! Published in 2019 at "Annalen der Physik"
DOI: 10.1002/andp.201800470
Abstract: Electromagnetic coupling generates a second‐harmonic signal via the magnetic component of Lorentz force of free electrons. In this work, the enhancement of artificial second‐harmonic generation (SHG) from plasmonic metamaterial with near‐field electromagnetic coupling is theoretically… read more here.
Keywords: lorentz force; electromagnetic coupling; second harmonic; harmonic generation ... See more keywords
1-loop matching of a thermal Lorentz force
Sign Up to like & getrecommendations! Published in 2021 at "Journal of High Energy Physics"
DOI: 10.1007/jhep06(2021)139
Abstract: Abstract Studying the diffusion and kinetic equilibration of heavy quarks within a hot QCD medium profits from the knowledge of a coloured Lorentz force that acts on them. Starting from the spatial components of the… read more here.
Keywords: lorentz force; thermal lorentz; matching thermal; force ... See more keywords
Critical Point Theory for the Lorentz Force Equation
Sign Up to like & getrecommendations! Published in 2019 at "Archive for Rational Mechanics and Analysis"
DOI: 10.1007/s00205-018-01352-7
Abstract: AbstractIn this paper we study the existence and multiplicity of solutions of the Lorentz force equation $$\left(\frac{q'}{\sqrt{1-|q'|^2}}\right)'=E(t,q) + q'\times B(t,q)$$q′1-|q′|2′=E(t,q)+q′×B(t,q)with periodic or Dirichlet boundary conditions. In Special Relativity, this equation models the motion of a… read more here.
Keywords: lorentz force; force equation; point theory; critical point ... See more keywords
Instability of cylinder wake under open-loop active control
Sign Up to like & getrecommendations! Published in 2017 at "Applied Mathematics and Mechanics"
DOI: 10.1007/s10483-017-2174-8
Abstract: Instability of a wake controlled by a streamwise Lorentz force is investigated through a Floquet stability analysis. The streamwise Lorentz force, which is a two-dimens- ional control input created by an electromagnetic actuator located on… read more here.
Keywords: control; wake; lorentz force; open loop ... See more keywords
Mechanism analysis of Magnetohydrodynamic heat shield system and optimization of externally applied magnetic field
Sign Up to like & getrecommendations! Published in 2017 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2016.12.036
Abstract: Abstract As a novel thermal protection technique for hypersonic vehicles, Magnetohydrodynamic (MHD) heat shield system has been proved to be of great intrinsic value in the hypersonic field. In order to analyze the thermal protection… read more here.
Keywords: protection; thermal protection; mhd; magnetic field ... See more keywords
Optimal spacecraft rendezvous using the combination of aerodynamic force and Lorentz force
Sign Up to like & getrecommendations! Published in 2020 at "Advances in Space Research"
DOI: 10.1016/j.asr.2020.03.009
Abstract: Abstract This paper presents a propellantless spacecraft rendezvous method by using the optimal combination of aerodynamic force and Lorentz force. Aerodynamic force is provided by the rotations of the plates attached to the spacecraft, and… read more here.
Keywords: spacecraft rendezvous; spacecraft; aerodynamic force; force ... See more keywords
The effect of a Lorentz-force-driven rotating flow on the detachment of gas bubbles from the electrode surface
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2017.07.034
Abstract: Abstract The enhanced bubble detachment in water electrolysis due to Lorentz-forces is discussed for the case of mainly parallel electric and magnetic fields. Experiments and numerical simulations were carried out to assess the velocity and… read more here.
Keywords: driven rotating; effect lorentz; effect; force driven ... See more keywords
Stochastic resetting of active Brownian particles with Lorentz force.
Sign Up to like & getrecommendations! Published in 2020 at "Soft matter"
DOI: 10.1039/d0sm01773f
Abstract: Equilibrium properties of a system of passive diffusing particles in an external magnetic field are unaffected by Lorentz force. In contrast, active Brownian particles exhibit steady-state phenomena that depend on both the strength and the… read more here.
Keywords: lorentz force; resetting active; stochastic resetting; brownian particles ... See more keywords