Results 221 to 230 of about 5,629 (298)

Viscous and Magnetic Boundary Layers at the Top of the Core in Geodynamo Models

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 7, July 2026.
Abstract We investigate the boundary layer at the top of the Earth's core, which acts as a filter between the interior of the core and its surface, where models built from geomagnetic data are derived. We rely on no‐slip convective geodynamo numerical simulations calculated for a low viscosity fluid, with Ekman numbers E=10−6 $E=1{0}^{-6}$ and E=10−7 ...
D. Jault   +4 more
wiley   +1 more source

MIDAS: a methodological framework for high‐speed high‐energy diffraction microscopy data reduction. Part I: methodology

open access: yesActa Crystallographica Section A, Volume 82, Issue 4, Page 242-255, July 2026.
This paper details the complete methodological framework implemented in the MIDAS software for processing high‐energy diffraction microscopy (HEDM) data. We describe the specific algorithms, coordinate systems and physical models used for both far‐field and near‐field HEDM analysis.
Hemant Sharma   +2 more
wiley   +1 more source

Quantum Dynamics Simulations of Polariton Transport in a Bloch Surface Wave Cavity

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
Polariton Transport Quantum Dynamics for molecules (purple dots) collectively coupled to a Bloch Surface Wave Cavity. Lower panels show the polariton dispersion relation. ABSTRACT Coupling excitons to quantized cavity photonic modes can significantly enhance the spatial and temporal range of excitonic transport.
Santanu Poddar, Pengfei Huo
wiley   +1 more source

Using Adaptive Surrogate Models to Accelerate Multi-Objective Design Optimization of MEMS. [PDF]

open access: yesMicromachines (Basel)
Nazari A   +5 more
europepmc   +1 more source

Magnetically Reconfigurable Mode Strong Coupling Toward Tunable Nanophotonic Sensing Devices

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
A magnetically reconfigurable metasurface realizes tunable strong coupling between structural and magneto‐structurally induced q‐BIC resonances without changing device geometry. The resulting hybrid branches enable high‐sensitivity refractive‐index sensing with noncontact active control, large figure of merit, and multiple resonance observables ...
Runmin Liu   +5 more
wiley   +1 more source

H2O2 Activation and Alkane Oxidation by Copper Complexes With R‐dpa N3‐Tridentate Ligands: The Complex‐Based Dicopper Active Species as a Key Feature in the Efficient Alkane Oxidation

open access: yesChemistry – A European Journal, Volume 32, Issue 24, 23 June 2026.
Two reaction pathways, Paths 1 and 2, are involved in H2O2 activation by Cu complexes with N3‐tridentate ligands, depending on the ease of bridging structure formation. In Path 1, hydroxy radical (HO•) is formed from a hydroperoxo Cu(II) intermediate. In Path 2, a relevant complex‐based μ‐O• bridged Cu(II)2 active species is formed from a bis‐μ‐oxo Cu ...
Kyosuke Fujikawa   +5 more
wiley   +1 more source

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