Results 51 to 60 of about 25,032,553 (386)

Supernova Remnants in the Local Group I: A model for the radio luminosity function and visibility times of supernova remnants [PDF]

open access: yes, 2016
Supernova remnants (SNRs) in Local Group galaxies offer unique insights into the origin of different types of supernovae. In order to take full advantage of these insights, one must understand the intrinsic and environmental diversity of SNRs in the ...
S. Sarbadhicary   +4 more
semanticscholar   +1 more source

Measurement of sexual health outcomes among people who inject drugs: pilot study in Catalonia, Spain and Barnaul, Russia

open access: yesBMC Public Health, 2018
Background The main objective of this study was to test some of the draft sexual health indicators developed by the World Health Organization as part of a comprehensive indicator framework to monitor progress in universal access to reproductive health ...
Cinta Folch   +5 more
doaj   +1 more source

Properties of Local Group galaxies in hydrodynamical simulations of sterile neutrino dark matter cosmologies. [PDF]

open access: yes, 2016
We study galaxy formation in sterile neutrino dark matter models that differ significantly from both cold and from `warm thermal relic' models. We use the EAGLE code to carry out hydrodynamic simulations of the evolution of pairs of galaxies chosen to ...
M. Lovell   +12 more
semanticscholar   +1 more source

Morphological transformation of dwarf galaxies in the Local Group [PDF]

open access: yes, 2015
In the Local Group there are three main types of dwarf galaxies: Dwarf Irregulars, Dwarf Spheroidals, and Dwarf Ellipticals. Intermediate/transitional types are present as well.
Carraro, Giovanni
core   +1 more source

Resilience strategies of West African pastoralists in response to scarce forage resources

open access: yesPastoralism, 2021
Finding sufficient natural fodder resources to feed livestock has become a challenge for herders in the Sahel zone of Burkina Faso. Despite the existence of pastoral reserves, the issue of fodder shortage remains unsolved.
Karim Ouédraogo   +4 more
doaj   +1 more source

On the origins of enigmatic stellar populations in Local Group galactic nuclei [PDF]

open access: yes, 2016
We consider the origins of enigmatic stellar populations in four Local Group galactic nuclei, specifically the Milky Way, M31, M32 and M33. These are centrally concentrated blue stars, found in three out of the four nuclear star clusters (NSCs ...
N. Leigh   +4 more
semanticscholar   +1 more source

Renormalization group aspects of the local composite operator method [PDF]

open access: yes, 2006
We review the current status of the application of the local composite operator technique to the condensation of dimension two operators in quantum chromodynamics (QCD).
Browne, R. E.   +7 more
core   +3 more sources

Line-of-Sight Mass Estimator and the Masses of the Milky Way and Andromeda Galaxy

open access: yesUniverse
The total mass of a galaxy group, such as the Milky Way (MW) and the Andromeda Galaxy (M 31), is typically determined from the kinematics of satellites within their virial zones. Bahcall and Tremaine (1981) proposed the v2r estimator as an alternative to
Danila Makarov   +3 more
doaj   +1 more source

The local group: The ultimate deep field [PDF]

open access: yes, 2016
Author(s): Boylan-Kolchin, M; Weisz, DR; Bullock, JS; Cooper, MC | Abstract: © 2016 The Authors. Near-field cosmology - using detailed observations of the Local Group and its environs to study wide-ranging questions in galaxy formation and dark matter ...
M. Boylan-Kolchin   +3 more
semanticscholar   +1 more source

Applying scale-free mass estimators to the Local Group in Constrained Local Universe Simulations [PDF]

open access: yes, 2012
We use the recently proposed scale-free mass estimators to determine the masses of the Milky Way (MW) and Andromeda (M31) galaxy in a dark matter only Constrained Local UniversE Simulation (CLUES).
Alexander Knebe   +57 more
core   +2 more sources

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