Results 71 to 80 of about 11,478,449 (349)

The analytical discussion on strong gravitaional lensing for a gravitational source with a $f(R)$ global monopole

open access: yes, 2015
Here the gravitational lensing in strong field limit of a Schwarzschild black hole with a solid deficit angle owing to global monopole within the context of the $f(R)$ gravity theory is investigated. We obtain the expressions of deflection angle and time
D. Richstone   +6 more
core   +1 more source

Preliminary galaxy extraction from DENIS images [PDF]

open access: yes, 1996
The extragalactic applications of NIR surveys are summarized with a focus on the ability to map the interstellar extinction of our Galaxy. Very preliminary extraction of galaxies on a set of 180 consecutive images is presented, and the results illustrate
BC Whitmore   +4 more
core   +3 more sources

Understanding Impact of Angle in Urban Transportation

open access: yes, 2023
Traffic congestion at urban-scale levels occurs when road network supply is insufficient compared with demand. Therefore, the relationship between supply and demand has been extensively investigated in the literature. Especially the impact of a network's topology (i.e., connectivity) on traffic congestion has been widely studied.
Nagasaki, Kota, Seo, Toru
openaire   +2 more sources

Network Localization of Fatigue in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Fatigue is among the most common symptoms and one of the main factors determining the quality of life in multiple sclerosis (MS). However, the neurobiological mechanisms underlying fatigue are not fully understood. Here we studied lesion locations and their connections in individuals with MS, aiming to identify brain networks ...
Olli Likitalo   +12 more
wiley   +1 more source

The observable light deflection angle [PDF]

open access: yes, 1999
The physical deflection angle of a light ray propagating in a space-time supplied with an asymptotically flat metric has to be expressed in terms of the impact parameter.Comment: 11 pages, 1 ...
Gerard, J. -M., Pireaux, S.
core   +3 more sources

The Simulation of the Inelastic Impact

open access: yes, 2003
The coefficient of normal restitution (COR) in an oblique impact is theoretically studied. Using a two-dimensional lattice models for an elastic disk and an elastic wall, we investigate the dependency of COR on an incident angle and demonstrate that COR ...
Hayakawa, Hisao, Kuninaka, Hiroto
core   +1 more source

Integral Global Sliding Mode Guidance for Impact Angle Control

open access: yesIEEE Transactions on Aerospace and Electronic Systems, 2019
This paper proposes a new guidance law based on integral sliding mode control (ISMC) technique for maneuvering target interception with impact angle constraint.
Shaoming He, D. Lin, Jiang Wang
semanticscholar   +1 more source

Post‐COVID Fatigue Is Associated With Reduced Cortical Thickness After Hospitalization

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuropsychiatric symptoms are among the most prevalent sequelae of COVID‐19, particularly among hospitalized patients. Recent research has identified volumetric brain changes associated with COVID‐19. However, it currently remains poorly understood how brain changes relate to post‐COVID fatigue and cognitive deficits.
Tim J. Hartung   +190 more
wiley   +1 more source

Optimal Look-Angle Guidance with Field-of-View and Impact Angle Constraints for Strapdown Munition

open access: yesInternational Journal of Aerospace Engineering, 2022
A strapdown seeker with limited field-of-view (FOV) can simplify and decrease cost of the guidance system for a munition. However, the inherent defect of the strapdown seeker is that it could not provide the necessary line-of-sight (LOS) angular ...
Peng Wang   +4 more
doaj   +1 more source

Nuclear Effects on the Extraction of $\sin^2\theta_W$

open access: yes, 2002
We study the impact of nuclear effects on the extraction of the weak-mixing angle $\sin^2\theta_W$ from deep inelastic (anti-)neutrino-nucleus scattering, with special emphasis on the recently announced NuTeV Collaboration 3$\sigma$ deviation of $\sin^2 ...
Amaudruz   +29 more
core   +1 more source

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