Results 71 to 80 of about 58,184 (306)

Review of CFD modelling techniques for single‐phase and multiphase flow in static mixers

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
This review synthesizes computational fluid dynamics (CFD) approaches for static mixers, linking hydrodynamics to pressure drop, particle/droplet distributions, mixing metrics, and heat‐transfer performance to guide modelling choices and design decisions. Abstract Static mixers enable compact and low‐energy intensification.
Jussan Jaeger   +7 more
wiley   +1 more source

Reduced Complexity In-phase/Quadrature-phase Turbo Equalisation Using Radial Basis Functions [PDF]

open access: yes, 2001
A novel reduced complexity Radial Basis Function (RBF) neural network based equaliser, referred to as the In-phase/Quadrature-phase RBF Equaliser (I/Q-RBF-EQ), is proposed. The I/Q-RBF-EQ is employed in the context of turbo equalisation (TEQ) assisted by
Yeap, B.L., Yee, M.S., Hanzo, L.
core  

A close look at Newton–Cotes integration rules

open access: yesResults in Nonlinear Analysis, 2019
Newton–Cotes integration rules are the simplest methods in numerical integration. The main advantage of using these rules in quadrature software is ease of programming.
Emre Sermutlu
doaj  

Governance Drivers of Fossil Fuel Divestment: Evidence From Global Banks

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Climate change poses increasing transition risks for the banking sector, as financial institutions remain exposed to fossil fuel activities despite growing sustainability commitments. This study examines whether corporate governance influences banks' decisions to adopt fossil fuel divestment policies.
Rosella Carè   +3 more
wiley   +1 more source

On a Weighted Generalization of Iyengar Type Inequalities Involving Bounded First Derivative [PDF]

open access: yes, 1999
Inequalities are obtained for weighted integrals in terms of bounds involving the first derivative of the function. Quadrature rules are obtained and the classical Iyengar inequality for the trapezoidal rule is recaptured as a special case when the ...
Cerone, Pietro   +3 more
core   +1 more source

Singular Integral Solutions of Analytical Surface Wave Model with Internal Crack

open access: yesApplied Sciences, 2020
In this study, singular integral solutions were studied to investigate scattering of Rayleigh waves by subsurface cracks. Defining a wave scattering model by objects, such as cracks, still can be quite a challenge.
Sanggoo Kang, Yin Chao Wu, Suyun Ham
doaj   +1 more source

A Code‐Invariant QSG–VGA Co‐Design Methodology for Compact CMOS Vector‐Sum Phase Shifters

open access: yesInternational Journal of Circuit Theory and Applications, EarlyView.
A circuit‐level co‐design methodology for compact vector‐sum phase shifters is presented, combining a code‐invariant common‐gate variable‐gain amplifier (VGA) with a resistorless quadrature signal generator (QSG). By maintaining an almost constant input resistance, explicit resistors are eliminated from the QSG.
Uxua Esteban Eraso   +4 more
wiley   +1 more source

Un problème classique revisité: La Quadrature du YIN-YANG [PDF]

open access: yes, 2016
International audienceCet article souhaite montrer comment un très vieux problème comme la Quadrature du cercle esttoujours d'actualité pour les amateurs de géométrie et peut donner matière à des activités d'enseignementau Lycée.
Truc, Jean-Paul
core  

Coupling Fluid Neutrals to Gyrokinetic Plasma Dynamics for Edge and SOL Turbulence Simulations

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Accurate modeling of turbulent transport in magnetic confinement fusion devices requires extending first‐principles gyrokinetic simulations from the core to the edge and scrape‐off layer (SOL), where additional physics—particularly plasma–neutrals interactions—must be included.
Sabine Ogier‐Collin   +3 more
wiley   +1 more source

Wideband Burst-by-Burst Adaptive Modulation Using Reduced-Complexity In-Phase/Quadrature-Phase Turbo Equalization [PDF]

open access: yes, 2002
The performance of burst-by-burst adaptive modulation is studied in conjunction with reduced complexity turbo equalization over a wideband multi-path Rayleigh fading channel.
Wong, C H, Yeap, B L, Hanzo, L
core  

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