Results 51 to 60 of about 171,626 (298)

High-resolution large-eddy simulations of stably stratified flows: application to subkilometer-scale turbulence in the upper troposphere–lower stratosphere [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
Large-eddy simulations of stably stratified flows are carried out and analyzed using the mesoscale atmospheric model Méso-NH for applications to kilometer- and subkilometer-scale turbulence in the in the upper troposphere–lower stratosphere.
R. Paoli   +4 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Modelling some structural indicators in an h-index context: A shifted Zipf and a decreasing exponential model [PDF]

open access: yes, 2013
We derive the values of the ratio between the e-area and the h-area and the average number of excess citations to papers in the h-core in a shifted Zipf model and in a decreasing exponential citation ...
Rousseau, Ronald
core  

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

COVID-19 lockdown impact on Tunisian consumer behaviors and awareness related to food consumption and wastage during celebrations: Case of study “Ramadan month”

open access: yesNAJFNR, 2022
Background: The COVID-19 pandemic deeply marked 2020 at different scales: socially, economically, and environmentally. Accordingly, several changes were observed at these different scales.
Hanen Ben Ismail   +3 more
doaj   +1 more source

Ethnic variations in the prevalence of diabetic retinopathy in people with diabetes attending screening in the United Kingdom (DRIVE UK). [PDF]

open access: yes, 2012
AIMS: To compare the prevalence of diabetic retinopathy (DR) in people of various ethnic groups with diabetes in the United Kingdom (UK). METHODS: The Diabetic Retinopathy In Various Ethnic groups in UK (DRIVE UK) Study is a cross-sectional study on the ...
Gulliford Martin C.   +22 more
core   +1 more source

Spatial and temporal characteristics of drought in the Mu Us Sandy Land based on the Standardized Precipitation Index

open access: yesFrontiers in Environmental Science
The environment of the Mu Us Sandy Land, northern Shaanxi, is fragile, so the temporal and spatial evolution of drought can provide a reference for ecological construction and agricultural production.
Yonghua Zhu   +9 more
doaj   +1 more source

Response of Hydrological Drought to Meteorological Drought under the Influence of Large Reservoir

open access: yesAdvances in Meteorology, 2016
Based on monthly streamflow and precipitation data from 1960 to 2010 in the Jinjiang River Basin of China, Standardized Precipitation Index (SPI) and Standardized Streamflow Index (SSI) were used to represent meteorological and hydrological drought ...
Jiefeng Wu   +5 more
doaj   +1 more source

On the More Complex Wavelength Dependency of Airy Isostasy in Icy Shells of Ocean Worlds

open access: yesGeophysical Research Letters, 2023
The topography of ocean worlds is often used to infer ice shell thicknesses by assuming topography is compensated by a basal root. We systematically test the stability of isostatically compensated topography in ice shells. At short horizontal wavelengths,
Wesley S. Tucker, Andrew J. Dombard
doaj   +1 more source

Impacts of Climate Change on a Coastal Wetland from Model Simulation Combining Satellite and Gauge Observations: A Case Study of Jiangsu, China

open access: yesRemote Sensing, 2022
Coastal wetlands are affected by both natural processes and human activities. In the present study, the impacts of natural processes on wetland area variations along the Jiangsu coast in the East China Sea were investigated using a long-term high ...
Jihai Dong, Changming Dong, Kai Yu
doaj   +1 more source

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