نتایج جستجو برای: runaways

تعداد نتایج: 154  

2013
Laurel D. Edinburgh Scott B. Harpin Carolyn M. Garcia Elizabeth M. Saewyc

Objective(s): This study examined the abuse prevalence and characteristics, and risk and protective factors, among both runaway and non-runaway adolescents evaluated at a Child Advocacy Center (CAC) in Minnesota, which had implemented a referral program to assess runaways for potential sexual assault or sexual exploitation. Methods: A cross-sectional analysis of self-report and chart data for t...

2009
Benjamin C. Bromley Scott J. Kenyon Margaret J. Geller

Runaway stars ejected from the Galactic disk populate the halo of the Milky Way. To predict the spatial and kinematic properties of runaways, we inject stars into a Galactic potential, compute their trajectories through the Galaxy, and derive simulated catalogs for comparison with observations. Runaways have a flattened spatial distribution, with higher velocity stars at Galactic latitudes less...

Journal: :Journal of High Energy Physics 2016

2005
L. M. Dray

We present numerical simulations of the runaway fractions expected amongst O and WolfRayet star populations resulting from stars ejected from binaries by the supernova of the companion. Observationally the runaway fraction for both types of star is similar, prompting the explanation that close dynamical interactions are the main cause of these high-velocity stars. We show that, provided that th...

2008
Nevin N. Weinberg Edward F. Brown

We calculate the thermal and dynamical evolution of the surface layers of an accreting neutron star during the rise of a superburst. For the first few hours following unstable C ignition, the nuclear energy release is transported by convection. However, as the base temperature rises, the heating time becomes shorter than the eddy turnover time and convection becomes inefficient. This results in...

2008
Riccardo Argurio Cyril Closset

We study the quantum corrections to the moduli space of the quiver gauge theory corresponding to regular and fractional D3-branes at the dP1 singularity. We find that besides the known runaway behavior at the lowest step of the duality cascade, there is a runaway direction along a mesonic branch at every higher step of the cascade. Moreover, the algebra of the chiral operators which obtain the ...

Journal: :International Astronomical Union Colloquium 1990

2006
J. C. Martin

This paper continues the analysis of faint high latitude B stars from Martin (2004). Here we analyze the kinematics of the stars and combine them with the abundance information from the first paper to classify each one. The sample contains 31 Population I runaways, fifteen old evolved stars (including five BHB stars, three post-HB stars, a pulsating helium dwarf, and six stars of ambiguous clas...

2008
T. Kudyakov K. H. Finken M. W. Jakubowski M. Lehnen Y. Xu B. Schweer T. Toncian G. Van Wassenhove O. Willi

Spatially and temporally resolved measurements of runaway electrons have been performed in the TEXTOR tokamak. The main diagnostic for the investigations is a newly developed runaway probe which is mounted at a reciprocating mechanism. In addition, the runaway electrons are studied in the plasma by synchrotron emission. The scanning probes consists of fluorescing crystals covered by a graphite ...

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