Results 101 to 110 of about 117,422 (348)

From Bench to Bulk: Investigating Kinetics, Recyclability, and Scale‐Up of ZIF‐67

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Zeolitic imidazolate framework‐67 (ZIF‐67), a subclass of metal–organic frameworks (MOFs), has garnered considerable attention due to its high surface area, open crystal structure, tunable porosity, and potential applications in gas separation, catalysis, and carbon capture.
Aaush Bhardwaj Singh   +1 more
wiley   +1 more source

Turbulent kinetic energy equation and free mixing [PDF]

open access: yes
Calculation of free shear flows was carried out to investigate the usefulness of several concepts which were previously successfully applied to wall flows. The method belongs to the class of differential approaches.
Bradshaw, P., Morel, T., Torda, T. P.
core   +1 more source

A pure hydrodynamic instability in shear flows and its application to astrophysical accretion disks

open access: yes, 2016
We provide the possible resolution for the century old problem of hydrodynamic shear flows, which are apparently stable in linear analysis but shown to be turbulent in astrophysically observed data and experiments.
Mukhopadhyay, Banibrata   +1 more
core   +1 more source

Thermal Conductance and Mass Transport of Brinkman‐Type Nanofluids Across Porous Plates: A Prabhakar‐Fractional Approach

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The paper establishes an advanced computing algorithm to investigate the thermosolutal dynamics of an electrically conductive Brinkman‐type nanofluid that moves in a porous channel, and the fluid is acted on by an inclined magnetic field exerted externally.
Urwa Shehbaz   +4 more
wiley   +1 more source

Multiscale simulation of interacting turbulent and rarefied gas flows in the DSMC framework

open access: yesTheoretical and Applied Mechanics Letters
A multiscale stochastic-deterministic coupling method is proposed to investigate the complex interactions between turbulent and rarefied gas flows within a unified framework.
Liyan Luo, Songyan Tian, Lei Wu
doaj   +1 more source

On bypass transition in separation bubbles: a review

open access: yesPropulsion and Power Research, 2019
Transition from laminar flow to turbulent flow is of great practical interest as it occurs in many engineering flows and often plays a critical role in aerodynamics and heat transfer performance of those flow devices.
Zhiyin Yang
doaj   +1 more source

Transition from the Couette-Taylor system to the plane Couette system

open access: yes, 2000
We discuss the flow between concentric rotating cylinders in the limit of large radii where the system approaches plane Couette flow. We discuss how in this limit the linear instability that leads to the formation of Taylor vortices is lost and how the ...
A. Cherhabili   +16 more
core   +1 more source

Experimental methods for wind tunnel studies of seed dispersal by wind

open access: yesApplications in Plant Sciences, EarlyView.
Abstract The complexity and variability of natural environments make quantitative studies of seed wind dispersal challenging. Wind tunnel experiments offer a controlled alternative to investigate the mechanisms of seed wind dispersal. This review focuses on wind tunnels and the associated technologies used for studying seed wind dispersal, including ...
Liang Tian   +5 more
wiley   +1 more source

Observational and Numerical Methods for Quantifying and Modeling of Turbulence in a Stratified Reservoir

open access: yesJournal of Applied Fluid Mechanics, 2016
The interplay between stratification and shear in lakes controls the vertical mixing, which is the most important mechanism affecting the transport of heat, salt, momentum and suspended and dissolved substances.
Sebnem Elci, Huseyin Burak Ekmekçi
doaj  

Supersonic boundary-layer flow turbulence modeling [PDF]

open access: yes
Baldwin-Lomax and kappa-epsilon turbulence models were modified for use in Navier-Stokes numerical computations of Mach 2.9 supersonic turbulent boundary layer flows along compression ramps.
Wang, Chi-Rong
core   +1 more source

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