Results 71 to 80 of about 38,523 (104)

Ricci Solitons on Riemannian Hypersurfaces Generated by Torse-Forming Vector Fields in Riemannian and Lorentzian Manifolds

open access: yesAxioms
In this paper, we examine torse-forming vector fields to characterize extrinsic spheres (that is, totally umbilical hypersurfaces with nonzero constant mean curvatures) in Riemannian and Lorentzian manifolds. First, we analyze the properties of these vector fields on Riemannian manifolds.
Norah Alshehri, Mohammed Guediri
openaire   +2 more sources

WT1-TCR vector constructs. [PDF]

open access: yes, 2013
A. Schematic representation of the pSIN second-generation lentiviral (Lv) vector encoding the codon-optimized, murinized hybrid HLA-A0201–restricted pWT126-specific additional cysteines modified TCR α- and β-chain genes separated by a self-cleaving ...
Conrad Vink (428345)   +9 more
core   +1 more source

On N(k)-Contact Metric Manifolds

open access: yesCubo, 2010
The object of the present paper is to study a type of contact metric manifolds, called contact metric manifolds admitting a non-null concircular and torse forming vector field.
A.A Shaikh, C.S Bagewadi
doaj  

Prescribed Angle Surfaces Associated with Torse-Forming Vector Fields in Riemannian Manifolds

open access: yes
In this paper, we introduce the notion of a prescribed angle hypersurface in a Riemannian manifold associated with a pair $(\mathcal{V},θ)$, where $\mathcal{V}$ is a unit vector field along the hypersurface and $θ$ denotes the angle between $\mathcal{V}$ and the unit normal vector field of the hypersurface. We study such hypersurfaces in case $\mathcal{
Aydın, Muhittin Evren   +2 more
openaire   +2 more sources

High-efficiency computation for electromagnetic forming process: An explicit-implicit GPU approach [PDF]

open access: yes
Summary: Low computational efficiency is one of the crucial challenges in electromagnetic forming process simulation. However, the huge gap in switching from the electromagnetic field to mechanics hinders the development of high-efficiency parallel ...
Yongjie Pei   +6 more
core   +1 more source

On h-almost conformal η-Ricci-Bourguignon soliton in a perfect fluid spacetime [PDF]

open access: yes
The primary object of the paper is to study h-almost conformal η-Ricci-Bourguignon soliton in an almost pseudo-symmetric Lorentzian Kähler spacetime manifold when some different curvature tensors vanish identically.
Pahan, Sampa
core   +2 more sources

Plane Waves in FDTD Simulations and a Nearly [PDF]

open access: yes, 2008
—The total-field/scattered-field (TFSF) boundary has been successfully used for a number of years to introduce energy into finite-difference time-domain (FDTD) grids. If the propagation of the incident field is grid-aligned, a perfect TFSF implementation
Perfect Total-field/scattered-field Boundary
core  

The least-curvature principle of Gauss and Hertz and geometric dynamics [PDF]

open access: yes, 2008
9789606766763International audienceThis paper shows how we can study real life problems in economics, biology and engineering with tools from differential geometry.
TEVY, IONEL   +4 more
core   +1 more source

Vector Fields On Some Special Manifolds [PDF]

open access: yes, 2016
Tez (Doktora) -- İstanbul Teknik Üniversitesi, Fen Bilimleri Enstitüsü, 2016Thesis (PhD) -- İstanbul Technical University, Institute of Science and Technology, 2016Bu çalışmanın amacı, geometrik ve fiziksel açıdan önem taşıyan bazı manifoldlar üzerinde ...
Kırık, Bahar
core  

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