Results 1 to 10 of about 224,752 (365)

The galaxy - halo connection in low mass halos [PDF]

open access: yesThe Astrophysical Journal Letters, 2019
Properties of galaxies vary systematically with the mass of their parent dark matter halos. This basic galaxy - halo connection shows a fair amount of scatter whose origin is not fully understood. Here, we study how differences in the halo assembly history affect central galaxies in low mass (M_halo < 10^12 M_sun) halos at z=2-6 with the help of the ...
Feldmann, Robert   +2 more
arxiv   +5 more sources

Halo Exclusion Criteria Impacts Halo Statistics [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2019
Every halo finding algorithm must make a critical yet relatively arbitrary choice: it must decide which structures are parent halos, and which structures are sub-halos of larger halos. We refer to this choice as ${\it percolation}$. We demonstrate that the choice of percolation impacts the statistical properties of the resulting halo catalog ...
Rafael A. Garcia, Eduardo Rozo
arxiv   +4 more sources

Borromean halo, Tango halo, and halo isomers in atomic nuclei [PDF]

open access: yesEPJ Web of Conferences, 2016
Structure of the ground and excited states in halo-like nuclei is discussed. Both the Borromean and tango halo types can be observed for n-p configurations of atomic nuclei.Structure of the halo may be different for the different levels and resonances in
Izosimov Igor
doaj   +3 more sources

Halo nevus [PDF]

open access: yesMedicinski Glasnik Specijalne Bolnice za Bolesti Štitaste Žlezde i Bolesti Metabolizma "Zlatibor"
Halo nevi (leukoderma acquisitum centrifugum, Sutton's nevus, leukopigmentary nevus, perinevoid vitiligo or perinevoid leukoderma) are melanocytic nevi surrounded by a halo of hypopigmentation or depigmentation.
Jandrić-Kočić Marijana C.   +1 more
doaj   +2 more sources

Pandemic outbreaks and food supply chains in developing countries: A case of COVID-19 in Zimbabwe

open access: yesCogent Business & Management, 2022
The COVID-19 pandemic took a devastating human and economic toll on the entire globe. Although Africa had fewer number of cases compared to all other continents, the influence of the COVID-19 pandemic on food supply chains was devastating, yet the ...
Felix Chari   +3 more
doaj   +1 more source

Melanoma with halo [PDF]

open access: yesClinical and Experimental Dermatology, 2009
We report this case of halo melanoma to stress that accurate clinical and dermatoscopical evaluation is essential in cases of PSL with a vitiligo-like halo, which may be misdiagnosed under the common belief that halos are associated with benign lesions.
RUBEGNI P.   +4 more
openaire   +4 more sources

Phases of the Bose–Einstein Condensate Dark Matter Model with Both Two- and Three-Particle Interactions

open access: yesUniverse, 2021
In this paper, we further elaborate on the Bose–Einstein condensate (BEC) dark matter model extended in our previous work [Phys. Rev. D 2020, 102, 083510] by the inclusion of sixth-order (or three-particle) repulsive self-interaction term.
Alexandre M. Gavrilik   +1 more
doaj   +1 more source

HALO TRACTION [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 1970
1. The usefulness of the halo method of traction in orthopaedic surgery, neurosurgery and plastic surgery is not widely appreciated. 2. Modifications of the apparatus are described and the technique of application is detailed. 3. Some advantages of the method are discussed.
A P, Pieron, W R, Welply
openaire   +3 more sources

A physical and concise halo model based on the depletion radius [PDF]

open access: yes, 2023
We develop a self-consistent and accurate halo model by partitioning matter according to the depletion radii of haloes. Unlike conventional models that define haloes with the virial radius while relying on a separate exclusion radius or ad-hoc fixes to account for halo exclusion, our model distributes mass across all scales self-consistently and ...
arxiv   +1 more source

Does intraocular straylight predict night driving visual performance? Correlations between straylight levels and contrast sensitivity, halo size, and hazard recognition distance with and without glare

open access: yesFrontiers in Human Neuroscience, 2022
PurposeTo evaluate the relationship between intraocular straylight perception and: (i) contrast sensitivity (CS), (ii) halo size, and (iii) hazard recognition distance, in the presence and absence of glare.Subjects and methodsParticipants were 15 (5 ...
Judith Ungewiss   +8 more
doaj   +1 more source

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