Results 71 to 80 of about 3,703 (156)

Charge Regulation in Crowded Solutions of a Weak Polyelectrolyte: Steric Interactions

open access: yesIsrael Journal of Chemistry, Volume 66, Issue 3, May 2026.
Weak polyelectrolytes (WPE) solvated in biorelevant media and synthetic complex fluids that contain substantial concentrations of macromolecules, molecular assemblies, and nanoparticles are observed to exhibit deviations from the acid–base equilibrium observed in single‐component solutions.
David Attia   +2 more
wiley   +1 more source

Rapid Land Surface Uplift and Groundwater Recovery Observed During the Syrian War

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Recent geopolitical upheaval in Syria is driving regional growth by returning populations, which increases demands on water resources. In northwest Syria, widespread cropland abandonment during the Syrian War starting in 2011 drastically changed the hydrological regime of the region.
Saeed Mhanna   +5 more
wiley   +1 more source

Impact of Land Friction on Surface Wind Structure During Hurricane Landfall

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 7, 16 April 2026.
Abstract This study employs a diagnostic three‐dimensional Hurricane Boundary Layer (HBL) wind model to understand the evolution of surface wind structure changes during hurricane landfall in an idealized setting. Our approach focuses on the role of dynamic boundary layer processes in governing the changes in surface wind structure.
Mansur Ali Jisan, Isaac Ginis, Kun Gao
wiley   +1 more source

Passive Thermal Control of the Primordial Inflation Polarization Explorer (PIPER) Flight Electronics [PDF]

open access: yes
The scientific balloon program at NASA offers an exciting and open area of opportunity for testing new technologies and for conducting meaningful experimentation at a fraction of the cost of a space mission.
Walts, Alexander R.
core   +1 more source

Asymmetrically Distributed Kelvin‐Helmholtz Instability at Venusian Magnetosphere

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract The asymmetric distribution of Kelvin‐Helmholtz (KH) instability at Venusian ionopause is investigated using a multifluid model. Results show that KH instability distributes asymmetrically, preferentially developing in the −E (anti‐parallel to the interplanetary electric field) hemisphere.
Maodong Yan   +7 more
wiley   +1 more source

Fluorescence Quantum Efficiency Data for Europe 2018–2025

open access: yesGeoscience Data Journal, Volume 13, Issue 2, April 2026.
We present a new dataset of fluorescence quantum efficiency (ΦF) across Europe and northern Africa (2018–2025). Derived from TROPOMI SIF and MODIS PAR at 0.05° resolution, the dataset provides daily, decadal and monthly coverage. The dataset includes input bands and quality layers, enabling applications in vegetation stress monitoring and drought ...
David Herrera   +3 more
wiley   +1 more source

Structure of the low latitude boundary layer [PDF]

open access: yes
Observations at high temporal resolution of the frontside magnetopause and plasma boundary layer, made with the LASL/MPE fast plasma analyzer onboard the ISEE 1 and 2 spacecraft, revealed a complex quasiperiodic structure of some of the observed boundary
Bame, S. J.   +7 more
core   +1 more source

Power Quality‐Oriented Multiloop Design of Floating Wind Turbines Pitch Control

open access: yesWind Energy, Volume 29, Issue 4, April 2026.
ABSTRACT Floating offshore wind turbines (FOWTs) face inherent control limitations in above‐rated operating conditions due to right‐half‐plane zeros in the blade‐pitch‐to‐rotor‐speed dynamics, which restrict achievable control bandwidth and may lead to closed‐loop instability.
Marco De Pascali   +5 more
wiley   +1 more source

Measurement of Phase Velocity and Ellipticity of Multi‐Mode Surface Waves by Beamforming Multi‐Component Ambient Seismic Noise

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 4, April 2026.
Abstract Conventional beamforming of multi‐component ambient seismic noise typically utilizes only the vertical‐vertical (ZZ) component to extract Rayleigh wave dispersion curves or the transverse‐transverse (TT) component for Love waves. In this study, we extend weighted and modified beamforming to cross‐correlation functions between different ...
Tongwei Qin   +3 more
wiley   +1 more source

Hydrometeorological and Topographic Controls on Rock Glacier Kinematics: A Case Study From Southeastern Alaska

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 4, April 2026.
Abstract Rock glacier kinematics are indicators of alpine climate change, yet the relative influence of thermal and hydrological processes on their motion remains poorly constrained. This uncertainty limits our ability to predict how these permafrost landforms will respond to ongoing climate change.
Qingyu Sui   +11 more
wiley   +1 more source

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