Results 11 to 20 of about 70,620 (207)

Simulation of Non-Carious Cervical Lesions by Computational Toothbrush Model: A Novel Three-Dimensional Discrete Element Method

open access: yesSensors, 2022
Non-carious cervical lesions (NCCLs) are saucer-shaped abrasions of a tooth. NCCLs can form due to various etiologies, including toothbrushing wear, acid erosion, and mechanical stress.
Jinsu Nam   +4 more
doaj   +1 more source

CHARACTERISATIONS OF GEODESIC HYPERSPHERES IN A NON-FLAT COMPLEX SPACE FORM [PDF]

open access: yesGlasgow Mathematical Journal, 2012
AbstractTotally η-umbilic real hypersurfaces are the simplest examples of real hypersurfaces in a non-flat complex space form. Geodesic hyperspheres in this ambient space are typical examples of such real hypersurfaces. We characterise every geodesic hypersphere by observing the extrinsic shapes of its geodesics and using the derivative of its contact ...
Maeda, Sadahiro   +2 more
openaire   +2 more sources

On M-theory fourfold vacua with higher curvature terms

open access: yesPhysics Letters B, 2015
We study solutions to the eleven-dimensional supergravity action, including terms quartic and cubic in the Riemann curvature, that admit an eight-dimensional compact space.
Thomas W. Grimm   +2 more
doaj   +1 more source

Ideal CR submanifolds in non-flat complex space forms [PDF]

open access: yesCzechoslovak Mathematical Journal, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Real hypersurfaces of non--flat complex space forms in terms of the Jacobi structure operator [PDF]

open access: yesPublicationes Mathematicae Debrecen, 2015
The aim of the present paper is the study of some classes of real hypersurfaces equipped with the condition ϕl = l ϕ, (l = R(., ξ, ξ))
Theofanidis, Th., Xenos, Ph. J.
openaire   +2 more sources

F-theory and AdS3/CFT2 (2, 0)

open access: yesJournal of High Energy Physics, 2018
We continue to develop the program initiated in [1] of studying supersymmetric AdS3 backgrounds of F-theory and their holographic dual 2d superconformal field theories, which are dimensional reductions of theories with varying coupling. Imposing 2d N=02 $
Christopher Couzens   +2 more
doaj   +1 more source

Der soziale Raum zur Zeit der Trichterbecherkultur – Aspekte der Landschaftsraumnutzung am Beispiel der Verbreitung von Siedlungen und Megalithanlagen in Nordwestseeland, Dänemark

open access: yesJournal of Neolithic Archaeology, 2008
The paper presents preliminary results from my ongoing research project with the title “Social Space during the Funnel Beaker culture. A landscape archaeological analysis of North- western Zealand, Denmark”. The aim of my study is to analyse the material
Almut Schülke
doaj   +1 more source

*-Ricci solitons of real hypersurfaces in non-flat complex space forms

open access: yesJournal of Geometry and Physics, 2014
Inspired by previous work of others, the authors introduce the notion of \(^*\)-Ricci solution and study real hypersurfaces which admit such a solution with the potential vector field being the structure vector \(\xi\). Interesting open problems and ideas for future investigations are presented.
Kaimakamis, George   +1 more
openaire   +2 more sources

The structure Jacobi operator of three-dimensional real hypersurfaces in non-flat complex space forms [PDF]

open access: yesKodai Mathematical Journal, 2016
In this paper new results concerning three dimensional real hypersurfaces in non-flat complex space forms in terms of their stucture Jacobi operator are presented. More precisely, the conditions of 1) the structure Jacobi operator being of Codazzi type with respect to the generalized Tanaka-Webster connection and commuting with the shape operator and 2)
Kaimakamis, George   +2 more
openaire   +2 more sources

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