Results 51 to 60 of about 132,066 (312)

Neutron scattering studies of materials near the magnetic phase transition [PDF]

open access: yes, 1990
Metals on the verge or just in the weakly magnetic state offer a unique testing ground for current theories of itinerant magnetism. Three investigations of such systems using neutron scattering are outlined in this work. TiBe(_2) is of interest since the
Warren, Paul, Warren, P
core  

How to probe the spin contribution to momentum relaxation in topological insulators

open access: yesNature Communications, 2018
Magnetic scattering may profoundly modify the electronic properties of a topological insulator. Here, Nam et al. report a method enabling separation of the effects of magnetic and non-magnetic scattering by decorating the surface of topological ...
Moon-Sun Nam   +10 more
doaj   +1 more source

Developmental and Epileptic Encephalopathy due to Biallelic Pathogenic Variants in PIGM

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective PIGM encodes a critical enzyme in the glycosylphosphatidylinositol (GPI)‐anchor biosynthesis pathway. While promoter‐region mutations in PIGM have been associated with a relatively mild phenotype characterized by portal vein thrombosis and absence seizures, recent evidence suggests that coding‐region mutations result in a more severe
Júlia Sala‐Coromina   +11 more
wiley   +1 more source

Impurity-induced vector spin chirality and anomalous Hall effect in ferromagnetic metals

open access: yesNew Journal of Physics, 2018
Scattering by multiple scatterers sometimes gives rise to nontrivial consequences such as anomalous Hall effect. We here study a mechanism for anomalous Hall effect which originates from the correlation of non-magnetic impurities and localized moments; a
Hiroaki Ishizuka, Naoto Nagaosa
doaj   +1 more source

Unraveling Nanostructured Spin Textures in Bulk Magnets

open access: yesSmall Science, 2021
One of the key challenges in magnetism remains the determination of the nanoscopic magnetization profile within the volume of thick samples, such as permanent ferromagnets.
Philipp Bender   +4 more
doaj   +1 more source

Scattering by magnetic fields [PDF]

open access: yesSt. Petersburg Mathematical Journal, 2006
Consider the scattering amplitude $s(ω,ω^\prime;λ)$, $ω,ω^\prime\in{\Bbb S}^{d-1}$, $λ> 0$, corresponding to an arbitrary short-range magnetic field $B(x)$, $x\in{\Bbb R}^d$. This is a smooth function of $ω$ and $ω^\prime$ away from the diagonal $ω=ω^\prime$ but it may be singular on the diagonal.
openaire   +3 more sources

Elevated Connectivity During Language Processing Is Associated With Cognitive Performance in SeLECTS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Self‐Limited Epilepsy with Centrotemporal Spikes (SeLECTS) is associated with language impairments despite seizures originating in the motor cortex, suggesting aberrant cross‐network interactions. Here we tested whether functional connectivity in SeLECTS during language tasks predicts language performance.
Wendy Qi   +8 more
wiley   +1 more source

Magnetic X-ray Reflectivity [PDF]

open access: yes, 2001
The scope of the thesis is to demonstrate the feasibility to examine magnetization profiles of thin films and multilayer systems via magnetic soft and hard x-ray reflectivity.
Lott, Dieter
core  

Neutron scattering from local magnetoelectric multipoles: A combined theoretical, computational, and experimental perspective

open access: yesPhysical Review Research, 2023
We address magnetic neutron scattering in the presence of local noncentrosymmetric asymmetries of the magnetization density. Such inversion-symmetry breaking, combined with the absence of time-reversal symmetry, can be described in terms of ...
Andrea Urru   +6 more
doaj   +1 more source

Scaling in magnetic neutron scattering

open access: yesPhysical Review B
We report the discovery of scaling in the mesoscale magnetic microstructure of bulk ferromagnets. Supported by analytical micromagnetic theory, we introduce the field-dependent scaling length $l_{\mathrm{C}}(H)$, which describes the characteristic long-wavelength magnetization fluctuations that are caused by microstructural defects by means of ...
Venus Rai, Andreas Michels
openaire   +2 more sources

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