Results 21 to 30 of about 638,398 (175)

Towards an understanding of thermodynamic and kinetic controls on the formation of clay minerals from volcanic glass under various environmental conditions [PDF]

open access: yes, 1996
lmogolite is the kinetically and thermodynamically favoured weathering product from rhyolitic volcanic glass in the soil-forming environment. However, on thermodynamic grounds imogolite would also appear to be the favoured alteration product of rhyolitic
Hodder, A.P.W.   +2 more
core   +1 more source

Assessing the Impact of Agrivoltaics on Water, Energy, and Carbon Cycles Using the Community Land Model Version 5

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 2, February 2026.
Abstract Agrivoltaics, combining agriculture with photovoltaic systems, offers a promising solution to address land‐use conflict between food and energy production. However, the complexities of agrivoltaics and its effects on the water‐energy‐carbon interactions remain poorly understood.
Mengqi Jia   +15 more
wiley   +1 more source

Water Quality, nutrients and the European Union’s Water Framework Directive in a lowland agricultural region: Suffolk, south-east England. [PDF]

open access: yes, 2001
The water quality of 13 rivers in the lowland, agricultural county of Suffolk is investigated using routine monitoring data for the period 1981 to 2006 collected by the Environment Agency of England and Wales (EA), and its predecessors, with particular ...
A.A. Apodaca   +7 more
core   +3 more sources

Coupling Between Dispersive Alfvén Wave and Modified Electron Acoustic Wave in Downward Current Region: Parallel Potential Drop and Upgoing Ionospheric Electrons

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Results from a 1D kinetic simulation, for the first time, unveil the generation and time evolution of the downward parallel electric fields stemming from the coupling between modified electron acoustic waves (MEAWs) and dispersive Alfvén waves (DAWs).
Run Shi   +4 more
wiley   +1 more source

Orbital effects of spatial variations of fundamental coupling constants

open access: yes, 2011
We deal with the effects induced on the orbit of a test particle revolving around a central body by putative spatial variations of fundamental coupling constants $\zeta$.
Battat   +33 more
core   +1 more source

Enhancing Cyclic Performance of Lithium–Aluminum Layered Double Hydroxides Type Adsorbents via Vanadium Anions Intercalation for Li+ Extraction from Sulfate‐Type Brines

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 1, January 2026.
The new aluminum‐based lithium adsorbent synthesized by the one‐step co‐precipitation method has a high adsorption capacity and stability, and at the same time, inhibits the formation of gibbsite during the desorption process; it is able to reverse gibbsite during the adsorption phase to ensure structural stability.
Junjie Huo   +7 more
wiley   +1 more source

Acoustic Observations Unveil Seasonal Fluctuations and Regulation of Zooplankton Biomass and Its Vertical Distribution at a Mid‐Latitude Long‐Term Ocean Observatory

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 1, January 2026.
Abstract Zooplanktonic organisms are considered a key link between different trophic levels. The ecosystem structure and dynamics are affected by changes in their population and phenology. In this work, the causes and timing of changes within the seasonal cycle of zooplankton biomass vertical distribution in oceanic waters of the Bay of Biscay were ...
L. Ibáñez‐Tejero   +5 more
wiley   +1 more source

Economic Assessment of Natural Hydrogen Exploration and Production Projects for Investment and Policy Decision‐Making

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
The discovery of natural hydrogen—often called gold or white hydrogen—has attracted attention as a potential game‐changer in the hydrogen economy. This study develops a hypothetical economic assessment model for natural hydrogen exploration and production (E&P) projects, built on proxy cost data from oil and natural gas projects due to the absence of ...
Saedaseul Moon   +2 more
wiley   +1 more source

Cosmic-ray strangelets in the Earth's atmosphere

open access: yes, 2005
If strange quark matter is stable in small lumps, we expect to find such lumps, called ``strangelets'', on Earth due to a steady flux in cosmic rays. Following recent astrophysical models, we predict the strangelet flux at the top of the atmosphere, and ...
  +45 more
core   +1 more source

Tropical Moist Heat Extremes on Small Scales Are Not Well Constrained by Reanalysis‐Derived Quasi‐Equilibrium Relationships

open access: yesGeophysical Research Letters, Volume 52, Issue 24, 28 December 2025.
Abstract Environmental moist heat is a measure of the ability for humans to cool by evaporation. It is commonly quantified as “wet‐bulb temperature.” Extreme moist heat acts as an upper limit to human survivability. In the tropics, maximum moist heat in models is constrained via convective stability by the weak temperature gradient approximation ...
Quinn Bowman, Larissa Back
wiley   +1 more source

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