Results 121 to 130 of about 2,522,757 (310)

Characteristics of inhomogeneous jets in confined swirling air flows [PDF]

open access: yes, 1984
An experimental program to study the characteristics of inhomogeneous jets in confined swirling flows to obtain detailed and accurate data for the evaluation and improvement of turbulent transport modeling for combustor flows is discussed.
Ahmed, S. A., So, R. M. C.
core   +1 more source

Whole‐Body Pattern of Muscle Degeneration and Progression in Sarcoglycanopathies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To characterize whole‐body intramuscular fat distribution pattern in patients with sarcoglycanopathies and explore correlations with disease severity, duration and age at onset. Methods Retrospective, cross‐sectional, multicentric study enrolling patients with variants in one of the four sarcoglycan genes who underwent whole‐body ...
Laura Costa‐Comellas   +39 more
wiley   +1 more source

Penn State axial flow turbine facility: Performance and nozzle flow field [PDF]

open access: yes
The objective is to gain a thorough understanding of the flow field in a turbine stage including three-dimensional inviscid and viscid effects, unsteady flow field, rotor-stator interaction effects, unsteady blade pressures, shear stress, and velocity ...
Itoh, S.   +2 more
core   +1 more source

CFD Analysis of Ducted Propeller Flow Field Characteristics

open access: yes
Abstract This study investigates the flow field characteristics of ducted propellers and the impact of duct shape on thrust. Numerical simulations using computational fluid dynamics (CFD) and a sliding mesh model were conducted to analyze various duct shapes, lengths, and tip clearances.
Yu-Shi Wang   +3 more
openaire   +1 more source

Development of a Prediction Model for Progression Risk in High‐Grade Gliomas Based on Habitat Radiomics and Pathomics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate the value of constructing models based on habitat radiomics and pathomics for predicting the risk of progression in high‐grade gliomas. Methods This study conducted a retrospective analysis of preoperative magnetic resonance (MR) images and pathological sections from 72 patients diagnosed with high‐grade gliomas (52 ...
Yuchen Zhu   +14 more
wiley   +1 more source

Simulation Study of Carbon Extraction from Coal Gasification Fine Slag by Airflow Classification Based on CFD-DEM

open access: yesTaiyuan Ligong Daxue xuebao
[Purposes] The separation of carbon form coal gasification slag is an important means to realize its reduction, harmlessness, and resource utilization. The airflow classification method has unique advantages because of its ability to efficiently process ...
LI Xiangyang   +4 more
doaj   +1 more source

Debris Flows at the River Mletis Khevi (Greater Caucasus Mountains, Georgia) and its Assessment Methods [PDF]

open access: yes
The erosional debris flow processes on the right side of the riverbed of Mletis-Khevi, a tributary of the Tetri Aragvi, are assessed on the basis of field and laboratory studies. The values of the mountain slope erosion in the Mletis-Khevi catchment area
Gavardashvili, Givi   +2 more
core  

Kinematic dynamo action in a sphere: Effects of periodic time-dependent flows on solutions with axial dipole symmetry

open access: yes, 2004
Choosing a simple class of flows, with characteristics that may be present in the Earth's core, we study the ability to generate a magnetic field when the flow is permitted to oscillate periodically in time.
Arnoldi WE   +11 more
core   +1 more source

Meningovascular Inflammation in Cerebral Amyloid Angiopathy‐Related Cortical Superficial Siderosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT The role of inflammation in cortical superficial siderosis (cSS), a marker of cerebral amyloid angiopathy (CAA) linked to high hemorrhage risk, is unclear. We examined 15 patients with cSS using 3 T post‐contrast vessel wall MRI (VWI) and CSF analysis.
Philipp Arndt   +8 more
wiley   +1 more source

Characterisation of the Pump-Suction Flow Field of Antarctic Krill and Key Influencing Factors

open access: yesApplied Sciences
To address the problem of high damage rates and low efficiency during Antarctic krill pumping, this study used Discrete Phase Modelling (DPM) computational fluid dynamics (CFD) to analyse how krill–water mixing ratios and centrifugal pump speeds affect ...
Ping Liu, Liqun Lin, Zhiqiang Xu
doaj   +1 more source

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