Results 21 to 30 of about 939 (169)

Micromechanical simulations of the collapse of a submerged granular column [PDF]

open access: yesE3S Web of Conferences, 2023
In this work, we present a numerical study of a granular collapse in a viscous fluid adopting a DEM-PFV (Pore Finite Volume) coupled model. We analyze the time evolution of the collapse and the final morphology of the deposit (triangular or trapezoidal ...
Zarattini Francesco   +3 more
doaj   +1 more source

An integrated uncertainty and ensemble-based data assimilation approach for improved operational streamflow predictions [PDF]

open access: yesHydrology and Earth System Sciences, 2012
The current study proposes an integrated uncertainty and ensemble-based data assimilation framework (ICEA) and evaluates its viability in providing operational streamflow predictions via assimilating snow water equivalent (SWE) data.
M. He   +3 more
doaj   +1 more source

Modelling ground rupture due to groundwater withdrawal: applications to test cases in China and Mexico [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
The stress variation induced by aquifer overdraft in sedimentary basins with shallow bedrock may cause rupture in the form of pre-existing fault activation or earth fissure generation.
A. Franceschini   +6 more
doaj   +1 more source

Virulence determinants and genotypes of Helicobacter pylori clinical isolates

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2023
Background. H. pylori is the principal causative agent of gastroduodenal disorders in humans. The development and severity of lesions in infected individuals depend on the virulence of H. pylori strains.
Alena V. Svarval   +2 more
doaj   +1 more source

Multilevel Associations Between Outlet Characteristics, Contextual Factors and Firearm Violence at On-Premise Alcohol Outlets in the United States. [PDF]

open access: yesDrug Alcohol Rev
ABSTRACT Introduction Firearm violence is a major public health concern in the United States (US). Alcohol use and features of the alcohol environment, including outlet type and alcohol control policies, are factors known to increase the risk of firearm violence.
Bushover B   +3 more
europepmc   +2 more sources

Rethinking urban riparian ecosystems as a frontline strategy to counter climate change: mapping 60 years of carbon sequestration evolution in Padua, Italy

open access: yesFrontiers in Climate, 2023
Nature-based solutions (NBSs) are considered essential measures to face climate change in cities. Riparian ecosystems are often undervalued as NBSs even if they represent an “already plugged-in” ecosystem service provider.
Francesca Peroni   +5 more
doaj   +1 more source

VOLUNTEERED GEOGRAPHIC INFORMATION FOR MAPPING URBAN CLIMATE AND AIR QUALITY: TESTING AND ASSESSING ‘SNIFFER BIKES’ WITH LOW-COST SENSORS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
Impacts of climate change and air pollutants are a growing concern. Reliable and accessible monitoring systems to assess air quality and climate extremes are essential to inform decision-makers and increase awareness of citizens.
C. Zanetti   +6 more
doaj   +1 more source

A programmatic assessment of dolutegravir adverse events and discontinuations in Uganda. [PDF]

open access: yesHIV Med
Abstract Introduction Dolutegravir is now extensively used in sub‐Saharan Africa as a preferred component of antiretroviral therapy (ART). There is a paucity of large studies using routinely collected data from African people living with HIV on dolutegravir‐based regimens to inform HIV programmes.
Odongpiny EAL   +12 more
europepmc   +2 more sources

Hemopericardio por disparo sin lesión cardíaca, descripción de un mecanismo de trauma

open access: yesRevista Colombiana de Cirugía, 2020
Introducción. Durante muchos siglos, las heridas del corazón se consideraron fatales. Actualmente, el trauma cardíaco sigue siendo una de las lesiones más letales.
Bruno José da Costa Medeiros   +2 more
doaj   +1 more source

The antibiotic resistance of Helicobacter pylori to five antibiotics and influencing factors in an area of China with a high risk of gastric cancer

open access: yesBMC Microbiology, 2019
Background H. pylori exhibits antibiotic resistance with regional differences. In this paper, we explored antibiotic resistance of H. pylori to five antibiotics in an area with a high risk of gastric cancer. Results H.
Dan Wang   +3 more
doaj   +1 more source

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