Results 51 to 60 of about 65,934 (262)

Nusselt Number Dependence on Friction Factor in the Boundary Slip Flow of a Newtonian Liquid Between Parallel Plates

open access: yesThermo
This study explored the relationship between the Nusselt number and the friction factor in the laminar boundary slip flow of a Newtonian liquid between parallel plates.
Krishna Kota   +2 more
doaj   +1 more source

Discordance Between Patient and Physician Global Assessments in Early Systemic Sclerosis

open access: yesArthritis Care &Research, EarlyView.
Objective This study aims to identify factors associated with patient global assessment (PtGA) and physician global assessment (PhGA) and discordance between them in systemic sclerosis (SSc). Methods Data from adults with early SSc (<5 years) from the Collaborative National Quality and Efficacy Registry were included.
Ellen Romich   +35 more
wiley   +1 more source

Impact of Blockage Ratio on Thermal Performance of Delta-Winglet Vortex Generators

open access: yesApplied Sciences, 2018
The impact of double-sided delta-winglet tape (DWTs) inserts on convective heat transfer and friction behaviors in a tube was experimentally investigated. Three DWTs with ratios of winglet-height (b) to inner tube diameter (di) called blockage ratio (Rb)
Indri Yaningsih   +3 more
doaj   +1 more source

Immunosuppressive Drug Use in Limited Systemic Sclerosis: An International Survey

open access: yesArthritis Care &Research, EarlyView.
Objective Current guidelines recommend immunosuppressive treatment for diffuse cutaneous systemic sclerosis but are less clear on their use in limited cutaneous systemic sclerosis (lcSSc) in the absence of internal organ complications. We conducted an international survey to understand current immunosuppressive drug prescribing patterns in lcSSc ...
Sabrina Hoa   +3 more
wiley   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Wave Boundary Layers and Friction Factors

open access: yesCoastal Engineering 1966, 1966
In the last two decades the problem of wave height damping due to bottom friction has received increasing attention among near-shore oceanographers. This fact is reflected in the wealth of papers on the subject; the list of references given herein presents a minor selection only.
openaire   +2 more sources

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Testing of a Stand for Analysis of Drilling Mud Friction Factor [PDF]

open access: yesActa Montanistica Slovaca, 2006
A concept and realization of a universal laboratory stand for analyzing hydromechanical effects accompanying the drilling mud flow are presented in the paper. Requirements for basic technical subassemblies of the stand are defined.
Stanisław Stryczek   +2 more
doaj  

3D Simulation on turbulent flow and heat transfer behaviors in a five-start corrugated tube: Effect of depth ratio and tube modification

open access: yesEngineering and Applied Science Research, 2021
This paper presents a 3D simulation of turbulent flow and heat transfer behaviors in a five-start corrugated tube having depth ratios, DR = 0.02-0.16 and constant pitch ratio, PR = 1.0 0 and the Reynold number ranging from 5000 to 20,000.
Narin Siriwan   +5 more
doaj  

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

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