Results 31 to 40 of about 128,865 (216)

The Settling of Warped Disks in Oblate Dark Halos [PDF]

open access: yesAstrophys.J. 442 (1995) 492, 1994
When a galaxy forms, the disk may initially be tilted with respect to a flattened dark halo. The misalignment between the disk and the halo is a common explanation for galactic disk warps, since in this state, disks have precessing bending modes which resemble real warps.
arxiv   +1 more source

Core Deformation in the Two-Neutron Halo Nucleus, 11Li by Using Faddeev Equation [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2017
The properties of the two-neutron halo nucleus 11Li are investigated. The calculations are performed using the Faddeev equation with core excitation and Woods-Saxon potential. The core has been deformed and allowed to be excited to first 2+ state.
Waleed S. Hwash
doaj   +1 more source

A Shadow and a Halo [PDF]

open access: yesNature, 1888
I HAVE frequently, on the South Downs, seen a halo round the shadow of my head, as described in your last number by Mr. A. S. Eve. I have noticed that the further off the shadow, the brighter is the halo. I have also observed, when looking at my shadow in the sea, that rays of light appear to surround the shadow of my head.
  +11 more sources

#WMHD Talks: Analyses of Mental Health Conversations Among Indonesian Community on Twitter

open access: yesGadjah Mada Journal of Psychology
One of the right moments to comprehend people’s understanding of mental health topics is through World Mental Health Day (WMHD). This study aimed to explore themes related to mental health that are the conversation topics on Twitter as social reactions ...
Syurawasti Muhiddin   +5 more
doaj   +1 more source

Dependence of Halo Bias and Kinematics on Assembly Variables [PDF]

open access: yes, 2017
Using dark matter haloes identified in a large $N$-body simulation, we study halo assembly bias, with halo formation time, peak maximum circular velocity, concentration, and spin as the assembly variables. Instead of grouping haloes at fixed mass into different percentiles of each assembly variable, we present the joint dependence of halo bias on the {\
arxiv   +1 more source

Correlations between Triaxial Shapes and Formation History of Dark Matter Haloes [PDF]

open access: yes, 2020
The shape of dark matter haloes plays a critical role in constraining cosmology with upcoming large-scale structure surveys. In this paper, we study the correlations between the triaxial shapes and formation histories in dark matter haloes in the MultiDark Planck 2 N-body cosmological simulation.
arxiv   +1 more source

Sedation with dexmedetomidine is associated with transient gallbladder wall thickening and peritoneal effusion in some dogs undergoing abdominal ultrasonography

open access: yesJournal of Veterinary Internal Medicine, 2021
Background Dexmedetomidine often is used for sedation before or during abdominal ultrasonography. The effect of dexmedetomidine on gallbladder wall thickness is unknown.
Marc A. Seitz   +3 more
doaj   +1 more source

The Use and Complications of Halo Gravity Traction in Children with Scoliosis

open access: yesChildren, 2022
Scoliosis is one of the most frequent spine deformities encountered in children and is regularly discovered after 15 years of age with a girls to boys ratio of 2:1. Vertebral arthrodesis involves both short and long term complications.
Mihai B. Popescu   +4 more
doaj   +1 more source

A Redefinition of the Halo Boundary Leads to a Simple yet Accurate Halo Model of Large Scale Structure [PDF]

open access: yes, 2020
We present a model for the halo--mass correlation function that explicitly incorporates halo exclusion. We assume that halos trace mass in a way that can be described using a single scale-independent bias parameter. However, our model exhibits scale dependent biasing due to the impact of halo-exclusion, the use of a ``soft'' (i.e. not infinitely sharp)
arxiv   +1 more source

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