Results 21 to 30 of about 12,886 (261)

Theoretical Analysis of Groundwater Flow Patterns Near Stagnation Points

open access: yesWater Resources Research, 2019
The importance of stagnation points for characterizing groundwater flow patterns has long been recognized. However, the possible streamline configurations near stagnation points under the constraints of Darcy's law have not been thoroughly investigated ...
Etienne Bresciani   +2 more
doaj   +1 more source

Stagnation point flow of hyperbolic tangent fluid with Soret-Dufour effects

open access: yesResults in Physics, 2017
Combined effects of Soret (thermal-diffusion) and Dufour (diffusion-thermo) in MHD stagnation point flow of tangent hyperbolic fluid by a stretching sheet are discussed in the present article.
Tasawar Hayat   +3 more
doaj   +1 more source

Feasibility of Nitrogen as a Carrier Gas for Inconel Cold Spray in Hydropower Application

open access: yesAdvanced Engineering Materials, EarlyView.
N2, despite being nearly two orders of magnitude cheaper than He, is a feasible carrier gas for cold spray Inconel coatings in hydropower repair applications when higher gas temperature and pressure are used. Reducing powder size significantly improved cavitation resistance, while the addition of fine chromium carbide particles further enhanced erosion
Tianhao Wang   +4 more
wiley   +1 more source

MHD Stagnation Flow of a Newtonian Fluid towards a Uniformly Heated and Moving Vertical Plate

open access: yesJournal of Applied Fluid Mechanics, 2016
Stagnation flow of an electrically conducting incompressible viscous fluid towards a moving vertical plate in the presence of a constant magnetic field is investigated. By using the appropriate transformations for the velocity components and temperature,
M. S. Demir, Serdar Barış
doaj   +2 more sources

Stagnation and Pseudo‐Stagnation Lines for Separating 3D Groundwater Flow Systems in Tóthian Basins

open access: yesWater Resources Research
Stagnation points have been found to be useful in characterizing groundwater flow regimes in 2D domains. However, knowledge on stagnation points in 3D basins is limited.
Zhi‐Yuan Zhang   +6 more
doaj   +1 more source

Machine Learning‐Supported Analysis for Predicting and Visualizing Nonlinear Relationships Between Material Properties in Electroplated Chromium Layers

open access: yesAdvanced Engineering Materials, EarlyView.
This study applies machine learning regression to predict chromium layer thickness in decorative trivalent chromium electroplating, using 441 experiments from laboratory‐scale (1L) and pilot‐scale (14L) setups. Tree‐based models, particularly CatBoost, outperformed linear regression by capturing nonlinear parameter interactions (R2$R^2$ up to 0.77 ...
Christoph Baumer   +4 more
wiley   +1 more source

On the Effect of Creep on Local Lattice Orientation in Single‐Crystal Ni‐Based Superalloy Microstructures

open access: yesAdvanced Engineering Materials, EarlyView.
During creep of a single‐crystal Ni‐based superalloy, the overall crystal orientation is observed to remain constant while the microstructure evolves. Despite the lack of macroscopic rotation, small (<1°) rotations are observed on the submicron size scale and are accommodated by counteracting rotations over the scale of several micrometers.
E. J. Payton   +3 more
wiley   +1 more source

Radiative flow of hyperbolic tangent liquid subject to Joule heating

open access: yesResults in Physics, 2017
Influence of thermal radiation in MHD stagnation point flow towards an exponentially stretching sheet is studied. Constitutive relation for an incompressible hyperbolic tangent liquid is taken into account.
T. Hayat   +3 more
doaj   +1 more source

Multidimensional Cellular Micro‐Compartments to Model Invasive Lobular Carcinoma Dormancy

open access: yesAdvanced Healthcare Materials, EarlyView.
Invasive lobular carcinoma (ILC) is an understudied subtype of breast cancer that is susceptible to late recurrences. In this study, micro‐compartmentalization techniques spanning multiple dimensions, including 2D, pseudo‐3D, and 3D, are integrated to uncover the mechanisms underlying ILC dormancy, revealing the central role of p27Kip1.
Xilal Y. Rima   +15 more
wiley   +1 more source

Characteristics of Passenger Stagnation Behavior Spectrum Based on Monitoring Video Data at Ticket Gate in Urban Rail Transit Stations

open access: yesChengshi guidao jiaotong yanjiu
[Objective] To scientifically set up the ticket gate, improve its actual passing capacity, and reduce the congestion risk caused by abnormal stagnation of the passengers, it is necessary to study the characteristics of passenger stagnation behavior ...
Qi SHI   +4 more
doaj   +1 more source

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