Results 91 to 100 of about 172,315 (161)

Effects of diffuse light on the gross ecosystem primary productivity of a winter wheat (Triticum aestivum L.) cropland in northern China

open access: yesScientific Reports
Diffuse light is produced by clouds and aerosols in the atmosphere. Exploring the effects of diffuse light on ecosystem productivity is important for understanding the terrestrial carbon (CO2) cycle. Here, 2 years of gross ecosystem primary productivity (
Xueyan Bao, Xiaomin Sun
doaj   +1 more source

FEM-BEM coupling in fractional diffusion

open access: yesIMA Journal of Numerical Analysis
Abstract We derive and analyze a fully computable discrete scheme for fractional partial differential equations posed on the full space ${\mathbb{R}}^{d}$. Based on a reformulation using the well-known Caffarelli–Silvestre extension, we study a modified variational formulation to obtain well-posedness. Our scheme is obtained by combining
Markus Faustmann, Alexander Rieder
openaire   +2 more sources

FEASTS Combined with Interferometry. I. Overall Properties of Diffuse H i and Implications for Gas Accretion in Nearby Galaxies

open access: yesThe Astrophysical Journal
We present a statistical study of the properties of diffuse H i in 10 nearby galaxies, comparing the H i detected by the single-dish telescope FAST (FEASTS program) and the interferometer Very Large Array (THINGS program), respectively.
Jing Wang   +21 more
doaj   +1 more source

Anomalous diffusion and fractional diffusion equations

open access: yes, 2008
In this work we investigate the anomalous diffusion equations, usually applied to describe the anomalous diffusion, which employ fractional derivatives for the time or the spatial variables. In particular, we obtain exact solutions by taking a generic initial condition into account and developing a perturbation theory to investigate complex situations.
Gonçalves, Giane   +4 more
openaire   +1 more source

Native T1 Mapping and Clinical Risk Characterization in Non-Ischemic Dilated Cardiomyopathy: A Cardiac Magnetic Resonance Study. [PDF]

open access: yesJ Cardiovasc Dev Dis
Montatore M   +6 more
europepmc   +1 more source

Non-invasive Evaluation of Myocardial Fibrosis Using T1 and T2 Mapping by Cardiac Magnetic Resonance Imaging. [PDF]

open access: yesCureus
Lopez Mendoza MJ   +5 more
europepmc   +1 more source

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