Results 1 to 10 of about 175,396 (183)
Anisotropic scalar field dark energy with a disformally coupled Yang–Mills field [PDF]
In the context of scalar–tensor theories, the inclusion of new degrees of freedom coupled nonminimally to the gravitational sector might produce some appealing effects on the cosmic expansion history.
L. G. Gómez +5 more
semanticscholar +1 more source
Incluye índice y nota ...
Universidad Nacional de Colombia Universidad Nacional de Colombia Universidad Nacional de Colombia
doaj +12 more sources
El siguiente artículo presenta los resultados de la caracterización de los residuos sólidos (RS) del campus Robledo de la Universidad Nacional de Colombia sede Medellín.
Elizabeth Carvajal-Flórez +2 more
semanticscholar +1 more source
El objetivo de este artículo es describir las bases y generalidades del proceso de diseño e implementación del modelo de humanización integral en salud de la Facultad de Medicina de la Universidad Nacional de Colombia, el cual empezó a desarrollarse en ...
José Fernando Galván-Villamarín +1 more
semanticscholar +1 more source
Emerging trends in metallicity and lithium properties of debris disc stars [PDF]
Dwarf stars with debris discs and planets appear to be excellent laboratories to study the core accretion theory of planets formation. These systems are however, insufficiently studied.
C. Chavero +21 more
semanticscholar +1 more source
El texto es una reseña de El lenguaje político de la república. Aproximación a una historia comparada de la prensa y la opinión pública en la América española, 1767-1830, de Gilberto Loaiza Cano. Medellín: Universidad Nacional de Colombia, 2020. 234p.
Alfonso Rubio
semanticscholar +1 more source
El presente texto presenta observaciones y comentarios sobre algunos aspectos del Proyecto de Reforma del Código Civil de Colombia, que actualmente está siendo impulsado por la Facultad de Derecho, Ciencias Políticas y Sociales de la Universidad Nacional
María Julia Ochoa Jiménez
semanticscholar +1 more source
Redshift determination of the BL Lac object 3C 66A by the detection of its host galaxy cluster at z = 0.340 [PDF]
Fil: Torres Zafra, Juanita. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet - La Plata. Instituto de Astrofisica La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Astronomicas y Geofisicas.
J. Torres-Zafra +10 more
semanticscholar +1 more source
THE NEAR-INFRARED CORONAL LINE SPECTRUM OF 54 NEARBY ACTIVE GALACTIC NUCLEI [PDF]
The relationship between the emission of coronal lines (CLs) and nuclear activity in 36 Type 1 and 18 Type 2 active galactic nuclei (AGNs) is analyzed, for the first time, based on near-infrared (0.8–2.4 μm) spectra.
A. Rodr'iguez-Ardila +7 more
semanticscholar +1 more source
Universidad Nacional de Colombia [PDF]
For the first time in its history, the National University of Colombia has a Department of Sociology. Organized temporarily within the Faculty of Economic Sciences, the new department is directed by Orlando Fals Borda, a Colombian sociologist trained in the United States, author of widely known studies of Latin American peasant societies, and since ...
openaire +2 more sources

