Results 81 to 90 of about 373,061 (281)

Symplectic quaternion scheme for biophysical molecular dynamics [PDF]

open access: yes, 2002
Massively parallel biophysical molecular dynamics simulations, coupled with efficient methods, promise to open biologically significant time scales for study. In order to promote efficient fine-grained parallel algorithms with low communication overhead,
Eleftheriou, M.   +5 more
core   +1 more source

Stabilizing Cationic Palladium Single‐Atom Sites on Heteroatom‐Doped Carbon for Selective Hydrogen Peroxide Electrosynthesis

open access: yesAdvanced Functional Materials, EarlyView.
In this research, it is demonstrated that dual nitrogen and sulfur doping in hollow carbon spheres creates a tunable coordination environment that stabilizes cationic Pd single atoms as robust organometallic complexes, enabling high selectivity and stability for electrochemical hydrogen peroxide production under harsh acidic and peroxide‐rich ...
Guilherme V. Fortunato   +16 more
wiley   +1 more source

Hydrological processes and water resources management in a dryland environment II: Surface redistribution of rainfall within fields [PDF]

open access: yesHydrology and Earth System Sciences, 1999
Soil water movement was studied within fields on two different soil types, a red clay soil and a duplex soil of sand over clay, at the Romwe Catchment in southern Zimbabwe.
J. A. Butterworth   +5 more
doaj  

Soil erosion and corn yield in a cultivated catchment of the Chinese Mollisol region.

open access: yesPLoS ONE, 2019
Evaluation of soil redistribution rates and influence on crop yield in agricultural catchments is very important information, which can provide a scientific basis for arrangement of soil and water conservation measures and sustainable crop production. In
Weige Yang   +4 more
doaj   +1 more source

Dynamics of the water infiltration process in permeable pavement using in situ experimentation and numerical simulation with hydrus-2D [PDF]

open access: yesRBRH
This work presents a two-dimensional simulation of infiltration dynamics in a real permeable pavement (PP) structure in the city of Recife, representing more realistically the geometry of the infiltration bulb and the dynamics of water redistribution ...
Ialy Rayane de Aguiar Costa   +4 more
doaj   +1 more source

Protecting the environment and the poor - a public goods framework applied to Indonesia [PDF]

open access: yes
As is evident from public finance principles, redistribution objectives do not influence environmental policies if there are other, costless means of redistribution. How does optimal environmental protection depend on redistribution objectives?
Chingying Kong, Eskeland, Gunnar
core  

Effects of Freezing on Soil Temperature, Freezing Front Propagation and Moisture Redistribution in Peat: Laboratory Investigations [PDF]

open access: yes, 2012
There are not many studies that report water movement in freezing peat. Soil column studies under controlled laboratory settings can help isolate and understand the effects of different factors controlling freezing of the active layer in organic covered ...
Hayashi, Masaki   +3 more
core   +1 more source

Theoretical Spectra and Light Curves of Close-in Extrasolar Giant Planets and Comparison with Data

open access: yes, 2008
We present theoretical atmosphere, spectral, and light-curve models for extrasolar giant planets (EGPs) undergoing strong irradiation for which {\it Spitzer} planet/star contrast ratios or light curves have been published (circa June 2007). These include
A. Burrows   +3 more
core   +1 more source

3D climate modeling of close-in land planets: Circulation patterns, climate moist bistability and habitability [PDF]

open access: yes, 2013
The inner edge of the classical habitable zone is often defined by the critical flux needed to trigger the runaway greenhouse instability. This 1D notion of a critical flux, however, may not be so relevant for inhomogeneously irradiated planets, or when ...
A. Spiga   +6 more
core   +3 more sources

Dual‐Phased Molybdenum Carbides Confined in MOF‐Derived Carbon Nanoframes Enhance Capacitive Desalination

open access: yesAdvanced Functional Materials, EarlyView.
Dual‐phase MoC/Mo2C/CoNC nanoframes are synthesized via a MOF‐on‐MOF strategy, demonstrating a large salt adsorption capacity, a low energy consumption, and an excellent cycling stability. In situ/ex situ characterizations and DFT calculations reveal that the MoC/Mo2C dual phase transition facilitates Na+ adsorption/desorption, while interface‐induced ...
Feifei Pang   +8 more
wiley   +1 more source

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