Results 81 to 90 of about 4,579 (296)

Two‐Dimensional Flow and Thermal Energy Transfer in Non‐Newtonian Casson–Carreau Ternary Hybrid Nanofluids Over Stationary and Moving Wedge Surfaces With Radiation and Magnetic Field Effects

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Efficient thermal management in advanced industrial systems requires improved heat transfer performance, particularly under non‐Newtonian fluid behavior and complex surface geometries. This study investigates the two‐dimensional flow and heat transfer characteristics of ternary hybrid nanofluids over both stationary and moving wedge surfaces ...
A. O. Akindele   +4 more
wiley   +1 more source

Surface Charges Guided Quasi‐TEM‐mode Microwave Propagation along Dielectric Nanowire

open access: yesAdvanced Physics Research, EarlyView.
According to Maxwell's equations, a single‐conductor transmission line cannot allow TEM‐mode electromagnetic wave propagation, however, this is based upon the assumption that dielectric material is isolated from the environment. In practice, surface electrostatic charges widely existed in nano‐materials with large surface‐to‐volume ratio.
BoYan Xu   +7 more
wiley   +1 more source

SECOND GAUSSIAN CURVATURE OF B-SCROLL SURFACES IN MINKOWSKI 3-SPACE

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2009
: In this paper, we have studied the second Gaussian curvature KII of B-Scroll surfaces and extension of the B-Scroll surfaces in the Minkowski 3-space (, d31R31R2x + d2y- d2z) .
Erdal ÖZÜSAĞLAM
doaj  

Geometric conservation laws for cells or vesicles with membrane nanotubes or singular points

open access: yesJournal of Nanobiotechnology, 2006
On the basis of the integral theorems about the mean curvature and Gauss curvature, geometric conservation laws for cells or vesicles are proved. These conservation laws may depict various special bionano structures discovered in experiments, such as the
Yin Jie, Yin Yajun
doaj   +1 more source

Motion of hypersurfaces by Gauss curvature [PDF]

open access: yesPacific Journal of Mathematics, 2000
Let \(\Omega_0\) be a bounded convex region in \(\mathbb{R}^{n+1}\) with smooth boundary \(M_0= \partial\Omega_0\). We denote by \(K\) the Gauss curvature of a hypersurface \(M\) in \(\mathbb{R}^{n+1}\) with the outward normal vector \(\nu\) for \(M\).
openaire   +1 more source

WSPLK: A systematic approach to the thermodynamic characterization of light and heavy Mexican crude oil

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract A streamlined characterization framework (WSPLK) is presented for modelling complex reservoir fluids using cubic equations of state. The key methodological contribution is the introduction of a single global parameter ε directly into Pedersen's boiling‐point correlation, restoring pure‐component calibration and eliminating the need for ...
Angélica Merlo‐Robredo   +3 more
wiley   +1 more source

On the Gauss curvature of minimal surfaces [PDF]

open access: yesTransactions of the American Mathematical Society, 1960
1. Summary of results. The following is known: let S be a minimal surface defined by z-=f(x, y) over the region D: x2+y2 O there exists a surface with W= 1 such that K Kj 64/9d2. It is further shown that among surfaces with W=1 the slightly stronger inequality |K|
openaire   +1 more source

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

Toward Safer and Sustainable Lithium Metal Batteries: Fluorine‐Free Solid Polymer Electrolytes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
An analysis to assess the impact of fluorine in polymer electrolyte‐based lithium metal batteries has been conducted. It has been demonstrated that fluorine‐free LiTIM salt delivers a electrochemical performance similar to that of its fluorinated analogue salts, given the complete lithium dissociation in coordination with PEO and the restricted anion ...
David Fraile‐Insagurbe   +10 more
wiley   +1 more source

Minimal hypersurfaces with zero Gauss-Kronecker curvature

open access: yes, 2005
We investigate complete minimal hypersurfaces in the Euclidean space R-4, with Gauss-Kronecker curvature identically zero. We prove that, if f : M-3 -> R-4 is a complete minimal hypersurface with Gauss-Kronecker curvature identically zero, nowhere ...
Savas-Halilaj, A.   +2 more
core  

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