Results 121 to 130 of about 5,337,721 (395)

Superlattice Engineering on 2D Bi2Te3‐Sb2Te3 Chalcogenides

open access: yesAdvanced Science, EarlyView.
This study presents an innovative approach to fabricating 2D Bi2Te3‐Sb2Te3 chalcogenide superlattices in wrapped, lateral, and vertical configurations. Utilizing a novel precursor switching method, chemical vapor deposition, and post‐growth techniques, the research achieves controlled superlattices with sharp interfaces.
Han Wang   +8 more
wiley   +1 more source

Couette-Hiemenz exact solutions for the steady creeping convective flow of a viscous incompressible fluid with allowance made for heat recovery

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2018
In this paper, we study the steady creeping convective flow of a viscous incompressible fluid in the thin infinite layer. The study of the fluid flow is based on the exact solutions class for the Oberbeck-Boussinesq equations in the Stokes approximation ...
Valentina V Privalova   +1 more
doaj   +1 more source

Is a UCM fluid flow near a stationary point always singular? [PDF]

open access: yesarXiv, 2016
Frequently observed divergence of numerical solutions to benchmark flows of the UCM viscoelastic fluid is a known and widely discussed issue. Some authors consider such singularities "invincible". The article argues this position, to which end it considers two typical flows with a stagnation point, often a place of the flows' singularity: counterflows ...
arxiv  

On the particle paths and the stagnation points in small-amplitude deep-water waves [PDF]

open access: yes, 2012
In order to obtain quite precise information about the shape of the particle paths below small-amplitude gravity waves travelling on irrotational deep water, analytic solutions of the nonlinear differential equation system describing the particle motion are provided. All these solutions are not closed curves. Some particle trajectories are peakon-like,
arxiv   +1 more source

On the hydrodynamics and heat convection of an impinging external flow upon a cylinder with transpiration and embedded in a porous medium [PDF]

open access: yes, 2017
This paper extends the existing studies of heat convection by an external flow impinging upon a flat porous insert to that on a circular cylinder inside a porous medium.
Alizadeh, Ahmed   +3 more
core   +2 more sources

A numerical study of the ferromagnetic flow of Carreau nanofluid over a wedge, plate and stagnation point with a magnetic dipole

open access: yes, 2020
Present communication mainly addresses the fluid transport characteristics of ferromagnetic Carreau nanofluid over a porous wedge, plate, and stagnation point with magnetic dipole effect for shear thinning/shear thickening cases. Suitable self-similarity
H. Basha   +4 more
semanticscholar   +1 more source

Thermal Radiation Influences on MHD Stagnation Point Stream over a Stretching Sheet with Slip Boundary Conditions

open access: yesInternational Journal of Thermofluid Science and Technology, 2020
The present investigation manages the thermal radiation influences on MHD stagnation point stream over a stretching sheet with slip boundary conditions.
B. Goud
semanticscholar   +1 more source

Reconfigurable Mixed‐Dimensional Transistor With Semimetal CNT Contacts

open access: yesAdvanced Electronic Materials, EarlyView.
The semimetal carbon nanotubes (CNT) contacts are used to fabricate reconfigurable WSe2 transistors for the first time, which have excellent electrical performance with a high on/off ratio of over 107 as a field effect transistor (FET) and an ultra‐high rectification ratio of over 106 as a diode.
Xuanzhang Li   +6 more
wiley   +1 more source

Is a UCM fluid flow near a stationary point always singular? - Part II [PDF]

open access: yesarXiv, 2016
Oftentimes observed divergence of numerical solutions to benchmark flows of the UCM viscoelastic fluid is a known and widely discussed issue. Some authors consider such singularities 'invincible'. Following the previous research, the article gives more arguments against this position, for which it considers two typical flows with a stagnation point ...
arxiv  

Calibration Probe Uncertainty and Validation for the Hypersonic Material Environmental Test System [PDF]

open access: yes
This paper presents an uncertainty analysis of the stagnation-point calibration probe surface predictions for conditions that span the performance envelope of the Hypersonic Materials Environmental Test System facility located at NASA Langley Research ...
Brune, Andrew J.   +2 more
core   +1 more source

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