ferromagnetic particles
Damping dependence of the reversal time of the magnetization of single domain ferromagnetic particles for the Neel Brown model: Langevin dynamics simulations versus analytic results
... single-domain ferromagnetic particles is determined using Langevin dynamics simulations and the analytic Néel-Brown theory with the latter given both in the form of the exact matrix-continued fraction ...
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Intraluminal magnetisation of bowel by ferromagnetic particles for retraction and manipulation by magnetic probes
... Elsevier Editorial Systemtm for Medical Engineering & Physics Manuscript Draft Manuscript Number: MEP-D-13-00465R2 Title: Intraluminal magnetisation of bowel by ferromagnetic particles f[r] ...
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Transverse complex magnetic susceptibility of single domain ferromagnetic particles with uniaxial anisotropy subjected to a longitudinal uniform magnetic field
... The primary goal of this paper is to evaluate the trans- verse complex magnetic susceptibility x ' ( v ) of a system of noninteracting single-domain ferromagnetic particles sub- jected to a constant ...
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Reversal time of the magnetization of single domain ferromagnetic particles with mixed uniaxial and cubic anisotropy
... single-domain ferromagnetic particles is estimated for mixed uniaxial and cubic anisotropy energies possessing nonparaboloidal saddles and well bottoms or ...fine ferromagnetic particles with ...
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Characteristics of Paramagnetic and Diamagnetic Anisotropy which Induce Magnetic Alignment of Micron Sized Non Ferromagnetic Particles
... non-ferromagnetic particles dispersed in a fluid medium generally possess an efficiency of magnetic alignment due to its diamagnetic or paramagnetic anisotropy ...
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Energetics and switching of quasi uniform states in small ferromagnetic particles
... non–ellipsoidal particles has attracted some attention [19, 23], but this issue is far from being fully ...for particles of cubic or almost-cubic shape, within the single-domain regime, which illustrate the ...
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3D dynamic micromagnetic simulations of susceptibility spectra in soft ferromagnetic particles
... Abstract. The high-frequency properties of small 3D ferromagnetic elements are investigated by means of micromagnetic simulations. The dynamic susceptibilty spectra associated with two types of submicrometer-size ...
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Suhr, Anna Catharina (2017): Approaches for optimizing biomarker profiling using liquid chromatography tandem mass spectrometry. Dissertation, LMU München: Medizinische Fakultät
... Ferromagnetic particles are a very promising tool in analytics, since they can be handled as a suspension by pipetting but can also be manipulated by magnetic force so that they temporarily become a solid ...
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Longitudinal complex magnetic susceptibility and relaxation time of superparamagnetic particles with cubic magnetic anisotropy
... single-domain ferromagnetic particles with cubic magnetic anisotropy is treated by averaging the Gilbert-Langevin equation for an individual particle, so that the system of linear differential- recurrence ...
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Coupling of the Magnetostriction and Hall Effect in the Porous Magnetorheological Composite
... shows ferromagnetic, highly-elastic and electrically-conducting ...of ferromagnetic particles of the size ...mentioned particles were dispersed in the elastic porous silicone the matrix with ...
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Spin Dynamics in the Ferromagnetic Resonance
... use the LLG equation to study the ferromagnetic resonance. The LLG equation is written in Eq. (1), where m is the unit vector of the macro magnetic moment, thus m 2 =1. In studying ferromagnetic resonance ...
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Exchange bias effects in ferromagnetic wires
... temperatures ranging from 3 to 300 K. As we reduced the temperature beyond a critical point, we observed a shift in the peak positions of the MR characteristics for both the forward and reverse field sweeps. This ...
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Numerical simulations of ferromagnetic materials
... Technological applications of ferromagnetic materials are nowadays numerous among which one finds nano electronic devices, telecommunication or magnetic data recording. In all these fields, the numerical ...
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Mesoscopic transport in ferromagnetic oxides
... Figure 1.6. Schem atic bandstructure of different types o f half-m etallic ferromagnets. For T yp e lA , only spin-down electron are present at the Fermi level, the density of states for spin-up electron is zero. C r02 ...
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Magnetoelastic Effects in Thin Ferromagnetic Films
... The small crystallite size 100 A in room temperature films resulting in a large fraction of the atoms to be near surfaces and the high density of defects known to exist in thin films may[r] ...
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The Motional EMF in Conductors with Ferromagnetic Shield
... DOI: 10.4236/oalib.1104461 8 Open Access Library Journal shields made of permalloy foil has been detected. Magnetic coils with partially shielding windings and placed in homogeneous magnetic fields were used. Dur- ing ...
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Ferromagnetic Shape Memory Microactuators
... and ferromagnetic properties of the thin films allowing a new level of multifunctionality and, as a consequence, particularly compact ...and ferromagnetic transformation temperatures are tuned close to each ...
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A homogenized energy framework for ferromagnetic hysteresis
... of ferromagnetic materials is defined by the exchange, anisotropy, magnetostatic and magnetoelastic energies, and hence a complete energy-based theory quantifying hysteresis and magnetic properties of these ...
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Spin scattering in ferromagnetic thin films
... The thin ferromagnetic films were deposited by laser chemical Vapor deposition ~ LCVD ! or pulse laser deposition ~ PLD ! . The results presented here were obtained on two 5-mm-square samples: a Co film deposited ...
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Magnetic Guiding of a Moving Ferromagnetic Sphere
... In order to develop the magnetic force equation, we will simplify the C-core tips in Figure 2 into cross-sections of long parallel cylinders. The magnetic force on the cross-section of the sphere in the x- and y- ...
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