Results 51 to 60 of about 1,034,573 (296)

Descendants of the first stars: the distinct chemical signature of second generation stars [PDF]

open access: yes, 2018
Extremely metal-poor (EMP) stars in the Milky Way (MW) allow us to infer the properties of their progenitors by comparing their chemical composition to the metal yields of the first supernovae.
Frebel, Anna   +11 more
core   +1 more source

Preferences of Pediatric Patients and Their Caregivers for Chemotherapy‐Induced Nausea and Vomiting Control Endpoints: A Mixed Methods Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Although not always achieved, complete chemotherapy‐induced nausea and vomiting (CINV) control is the conventional goal of CINV prophylaxis. In this two‐center, mixed‐methods study, we sought to understand the preferences of adolescent patients and family caregivers for CINV control endpoints.
Haley Newman   +8 more
wiley   +1 more source

POLAR

open access: yesAstronomy & Astrophysics
Context. Galaxies may suffer some starburst and quenched periods in their history due to galaxy mergers and feedback. However, semi-numerical simulations of the Epoch of Reionization (EoR) do not accurately model the effects of the star formation history
Ma Qing-Bo   +8 more
doaj   +1 more source

ON THE PERIODS OF RV TAU STARS

open access: yesOdessa Astronomical Publications, 2017
On the base of GCVS (General Catalogue of Variable Stars) sampling has been carried out the analysis of periods of RV Tau stars (87 RV Tau stars with the known periods).
V. P. Bezdenezhnyi
doaj   +1 more source

Compact stars with sequential QCD phase transitions

open access: yes, 2017
Compact stars may contain quark matter in their interiors at densities exceeding several times the nuclear saturation density. We explore models of such compact stars where there are two first-order phase transitions: the first from nuclear matter to a ...
Alford, Mark G., Sedrakian, Armen
core   +2 more sources

First stars in Damped Lyman Alpha systems [PDF]

open access: yes, 2011
In order to characterize Damped Lyman Alpha systems (DLAs) potentially hosting first stars, we present a novel approach to investigate DLAs in the context of Milky Way (MW) formation, along with their connection with the most metal-poor stars and local ...
Abel   +42 more
core   +3 more sources

Intravitreal GD2‐Specific Chimeric Antigen Receptor T‐Cell Therapy for Refractory Retinoblastoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Effective treatments for advanced, treatment‐resistant retinoblastoma (RB) remain limited. GD2‐specific chimeric antigen receptor (CAR) T cells show potent antitumor activity with minimal toxicity but have not previously been evaluated in RB.
Subongkoch Subhadhirasakul   +13 more
wiley   +1 more source

ON THE POSSIBLE NATURE OF Bp-Ap STARS: AN APPLICATION TO HD101065 and HR465

open access: yesOdessa Astronomical Publications, 2007
We have proposed the new explanation of some magnetic chemically peculiar (MCP) stars anomalies, which is based on assumption that such stars can be the close binary systems with a secondary component being neutron star.
V. F. Gopka   +2 more
doaj   +1 more source

Fast rotating first stars [PDF]

open access: yesProceedings of the International Astronomical Union, 2005
In order to study the effects of fast rotation on primordial stars, we present the evolution and the chemical yields of zero metallicity models with masses between 15 to 200 M .
Sylvia Ekström   +2 more
openaire   +1 more source

Pediatric Oncology Nursing Competencies in Latin America and the Caribbean: A Scoping Review to Inform Practice, Education, and Research

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Nurses are central to cancer care for children and adolescents, yet no comprehensive synthesis has defined essential core competencies for pediatric oncology nursing (PON) practice internationally, particularly in Latin America and the Caribbean (LAC).
Luís Carlos Lopes‐Júnior   +7 more
wiley   +1 more source

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