Results 111 to 120 of about 39,674 (273)

Chiral Magnetic Phases in Moire Bilayers of Magnetic Dipoles

open access: yesAdvanced Physics Research
In magnetic insulators, the sense of rotation of the magnetization is associated with novel phases of matter and exotic transport phenomena. Aimed to find new sources of chiral magnetism rooted in intrinsic fields and geometry, twisted square bilayers of
Ignacio Tapia   +2 more
doaj   +1 more source

Ions as Architects of DNA Nanostructures: Mechanisms, Simulations, and Technological Frontiers

open access: yesSmall Structures, Volume 7, Issue 3, March 2026.
Ions are not merely passive electrolytes but active regulators of DNA nanostructures. This review shows how ion valence, hydration, and specificity govern electrostatic screening, correlation, and confinement, enabling DNA origami, metallized DNA, nanopores, hydrogels, DNAzymes, molecular machines, and energy devices through integrated experimental and
Sergiy Perepelytsya   +5 more
wiley   +1 more source

A Multilayer Magnetohydrodynamic Shallow-water Model of The Solar Tachocline: Equilibrium Shape and Thickness

open access: yesThe Astrophysical Journal
We build a multilayer magnetohydrodynamic shallow-water model to study the thickness and shape of the solar tachocline. This allows us to include characteristics of both the overshoot and the radiative parts of the tachocline.
Mausumi Dikpati, Peter A. Gilman
doaj   +1 more source

The Origin and Structure of the Magnetic Fields and Currents of AGN Jets

open access: yesGalaxies, 2017
This paper reviews observational evidence obtained to date about the overall structure of the magnetic fields in the jets of Active Galactic Nuclei (AGN).
Denise Gabuzda
doaj   +1 more source

Reconstruction of Core‐Surface Flows During the Last 3,300 Years

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 3, March 2026.
Abstract Understanding the Earth's magnetic field evolution requires examining the fluid flow at the core‐mantle boundary that drives the changes over different timescales. The inversion process to derive core‐surface flow velocities from secular variation data encounters non‐uniqueness issues, necessitating a priori assumptions that yield different ...
Pablo Rivera   +2 more
wiley   +1 more source

Fractional-wrapped branes with rotation, linear motion and background fields

open access: yesNuclear Physics B, 2017
We obtain two boundary states corresponding to the two folds of a fractional-wrapped Dp-brane, i.e. the twisted version under the orbifold C2/Z2 and the untwisted version.
Elham Maghsoodi, Davoud Kamani
doaj   +1 more source

Intrinsic toroidal rotation in the scrape-off layer of tokamaks [PDF]

open access: bronze, 2014
J. Loizu   +4 more
openalex   +1 more source

Oscillating superflow in multicomponent Bose-Einstein condensates

open access: yes, 2017
Conservation of angular momentum depends on the existence of rotational symmetry. However, even in systems where this symmetry is broken, flipping between angular momentum eigenstates often requires an activation energy.
Busch, Thomas, White, Angela
core  

Early Solar Wind and Dynamo Magnetic Field Topology Predictions for (16) Psyche and Other Asteroids

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 3, March 2026.
Abstract Asteroid (16) Psyche is a metal‐rich body that might record an ancient coherent magnetization if some relict crust or mantle is preserved. Herein, we use magnetohydrodynamic simulations to predict (16) Psyche's field topology for several distinct pathways: (i) an early solar wind‐induced magnetization imparted after a larger body was impacted,
Atma Anand   +3 more
wiley   +1 more source

Enhancing Faraday and Kerr rotations based on toroidal dipole mode in an all-dielectric magneto-optical metasurface [PDF]

open access: green, 2023
Qin Tang   +7 more
openalex   +1 more source

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