Results 181 to 190 of about 10,961 (308)

Projective Einstein Finsler metrics

open access: yes, 2008
In the present paper, we investigate the necessary and sufficient condition of a given Finsler metric to be Einstein. The considered Einstein Finsler metric in the study describes all different kinds of Einstein metrics which are pointwise projective to ...
Razavi, A., Sadeghzadeh, N., Rezaei, B.
core  

Einstein metrics and the eta-invariant

open access: yes, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

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

Face and Construct Validity of a Grapefruit Arthroscopy Training Model With Active Fluid Management

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, EarlyView.
Purpose To evaluate the face and construct validity of a grapefruit arthroscopy training model with active fluid management across varying levels of arthroscopic experience. Methods Orthopaedic residents, fellows, and attending surgeons were stratified into novice (n = 10), intermediate (n = 10), and advanced (n = 9) groups.
Harrison A. Volaski   +5 more
wiley   +1 more source

Einstein deformations of Kähler Einstein metrics

open access: yes
We study Einstein deformations of negative Kähler Einstein metrics. We relate the second order Einstein deformation theory of negative Kähler-Einstein metrics to the complex geometry of the underlying Kähler manifold. After suitable gauge normalisation we show that the Taylor expansion to order two of an Einstein deformation tangent to $h_1$ in the ...
openaire   +2 more sources

Einstein metrics on spheres

open access: yes, 2003
Any sphere S n admits a metric of constant sectional curvature. These canonical metrics are homogeneous and Einstein, that is the Ricci curvature is a constant multiple of the metric.
Galicki, Krzysztof   +5 more
core  

Moving beyond neurophobia to cultivate the neuroquisitive learner

open access: yesAnatomical Sciences Education, EarlyView.
Abstract “Neurophobia,” a pervasive fear of the neurological sciences, poses a significant barrier in medical education, affecting learners and physicians worldwide. Its consequences are far‐reaching, contributing to a limited neurology workforce and diminished confidence among non‐specialists in managing neurological conditions.
Joanna R. Appel   +1 more
wiley   +1 more source

Some curvature tensors in N(k)-contact metric manifold

open access: yesBibechana, 2018
The purpose of this paper is to study W7and W9-curvature tensors on N(k)-contact metric manifolds. We prove that a N(k)-contact metric manifold satisfying the condition W7( xi,X).W9=0 is eta-Einstein manifold.
Riddhi Jung Shah
doaj  

Does Ongoing Task Load Influence Prospective Remembering in Autism Spectrum Disorders?

open access: yesAutism Research, EarlyView.
ABSTRACT Prospective memory (PM) refers to the cognitive ability to remember to carry out intended actions in the future. The present study investigated PM performance in autistic and non‐autistic adults as well as the impact of the cognitive load of the ongoing task on PM performance.
Daniela Nürnberg, Mareike Altgassen
wiley   +1 more source

Diffusion Coefficient and Viscosity of Methyl Viologen Electrolyte Estimation Based on a Kinetic Monte Carlo Computational Approach Coupled with the Mean Square Displacement Method

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
A novel and comprehensive 3D‐resolved kinetic Monte Carlo model coupled with mean square displacement analysis is introduced. This computational approach allows to explore, for the first time, the concentration and the state of charge effects on ionic diffusion coefficient and viscosity in methyl viologen‐based electrolytes used in organic redox flow ...
Jia Yu   +2 more
wiley   +1 more source

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