Results 131 to 140 of about 3,306 (214)

Nonlocal Diffusion Problems [PDF]

open access: yes, 2010
Fuensanta Andreu-Vaillo   +3 more
openaire   +1 more source

Evaporation and Cold Pools Beneath Trade Cumulus Clouds

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 13, 16 July 2026.
Abstract The sources of air and water vapor in the tropical trade‐wind Atlantic subcloud boundary layer (SBL) are analyzed using in situ measurements of temperature, specific humidity, and stable water isotopologues (HDO and H218O) from shipboard observations in January‐February 2020.
Estefanía Quiñones Meléndez   +6 more
wiley   +1 more source

Spatiotemporal dynamics and optimal control of an infection-age structured reaction-diffusion epidemic model with waning immunity

open access: yesElectronic Journal of Differential Equations
Classical infectious disease models often neglect the interplay of spatial diffusion, infection-age structure, and time-dependent controls. We address this gap by analyzing a spatiotemporal SIQRV reaction-diffusion model structured by infection age ...
Nikhil Chanauria, Syed Abbas
doaj  

Overcoming Computational Bottlenecks in Quantum Hydrodynamics: A Volume‐Based Integral Formalism for Spherical Nanoparticles

open access: yesNanophotonics, Volume 15, Issue 13, 13 July 2026.
Numerical modeling of mesoscopic material response models that capture the quantum dynamics of electrons does not have to come with discouraging computational bottlenecks. The main message is that through a shift in perspective in modeling toward integral equation methods and exploiting symmetry‐based arguments, it is possible to capture complicated ...
Christos Mystilidis   +4 more
wiley   +1 more source

Photon Recycling–Driven Photodetection Enhancement in Ni(AcO)2–MAPbBr3 Nanocomposite Waveguides

open access: yesNanophotonics, Volume 15, Issue 13, 13 July 2026.
Photon recycling is demonstrated as an effective mechanism to enhance perovskite photodetector performance. A Ni(AcO)2/MAPbBr3 nanocomposite waveguide enables long‐range propagation and reabsorption of photoluminescence photons, increasing photocurrent by ∼60%. Under pulsed excitation, reabsorption of amplified spontaneous emission further enhances the
Sandra Soriano‐Díaz   +6 more
wiley   +1 more source

A generalised framework for building complex networks of evolution equations. [PDF]

open access: yesJ Math Biol
Ndzoumbou ILM   +4 more
europepmc   +1 more source

Observation of D'yakonov-Perel'-type magnon spin relaxation in uniaxial antiferromagnetic insulators. [PDF]

open access: yesNat Commun
Gao Q   +8 more
europepmc   +1 more source

Flat band induced quasi-one-dimensional magnon transport in a two-dimensional spin lattice. [PDF]

open access: yesNat Commun
Luo B   +18 more
europepmc   +1 more source

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