Results 81 to 90 of about 11,154 (181)

Probing the atmosphere of a solar-like star by galactic microlensing at high magnification

open access: yes, 2003
We report a measurement of limb darkening of a solar-like star in the very high magnification microlensing event MOA 2002-BLG-33. A 15 hour deviation from the light curve profile expected for a single lens was monitored intensively in V and I passbands ...
A. Claret   +54 more
core   +1 more source

The Structure of the {\beta} Leonis Debris Disk [PDF]

open access: yes, 2010
We combine nulling interferometry at 10 {\mu}m using the MMT and Keck Telescopes with spectroscopy, imaging, and photometry from 3 to 100 {\mu}m using Spitzer to study the debris disk around {\beta} Leo over a broad range of spatial scales, corresponding
Akeson   +36 more
core   +3 more sources

Optical Intensity Interferometry with the Cherenkov Telescope Array

open access: yes, 2012
With its unprecedented light-collecting area for night-sky observations, the Cherenkov Telescope Array (CTA) holds great potential for also optical stellar astronomy, in particular as a multi-element intensity interferometer for realizing imaging with ...
Actis   +115 more
core   +1 more source

The Structure of Close Binaries in Two Dimensions [PDF]

open access: yes, 2005
The structure and evolution of close binary stars has been studied using the two-dimensional (2D) stellar structure algorithm developed by Deupree (1995).
A. I. Karakas   +5 more
core   +3 more sources

Ensaio sobre as imagens distorcidas do documentário "nós que aqui estamos, por vós esperamos”

open access: yesMediações: Revista de Ciências Sociais, 2001
Resenha do documentário de MASAGÃO, Marcelo. Nós que aqui estamos, por vós esperamos. 1999.
Regina M. Guarnier Domiciano
doaj   +3 more sources

A instauração do sentido polêmico nas instâncias da sintaxe narrativa e da enunciação no conto "The Outstation”

open access: yesSemina: Ciências Sociais e Humanas, 2011
Este trabalho visa apresentar uma proposta de análise do conto “The Outstatíon" de W.S. Maugham em duas instâncias: da sintaxe narrativa e da enunciação.
Regina Maria Guarnier Domiciano
doaj   +1 more source

Nucleosynthesis from massive stars 50 years after B2FH

open access: yes, 2007
We review some important observed properties of massive stars. Then we discuss how mass loss and rotation affect their evolution and help in giving better fits to observational constraints.
Abbott   +146 more
core   +1 more source

Formas de ocio en la antigua Roma: desde la dinastía Julio-Claudia (Octavio Augusto) hasta la Flavia (Tito Flavio Domiciano) [PDF]

open access: yesEl Periplo Sustentable, 2008
<span>Basados en una mitología netamente política (helénica) y poseedores de recursos </span><span>estratégicos favorables, los romanos se convirtieron en una de las civilizaciones </span><span>dominantes de su tiempo. En este sentido, muchos investigadores dedicados al turismo, </span><span>actualmente, han ...
openaire   +1 more source

Determination of Stellar Ellipticities in Future Microlensing Surveys

open access: yes, 2006
We propose a method that can determine the ellipticities of source stars of microlensing events produced by binary lenses. The method is based on the fact that the products of the caustic-crossing timescale, $\Delta t$, and the cosine of the caustic ...
Cheongho Han   +2 more
core   +1 more source

A CIDADE ENTRE REALIDADE E SÍMBOLO: DUAS PERSPECTIVAS DO APOCALIPSE

open access: yesPerspectiva Teológica, 1995
O Apocalipse é o livro da revelação "das coisas que devem acontecer muito em breve" (1,1; 22,6). Trata-se de um texto profético, escrito por um autor que se define profeta e servidor da Palavra (10,11; 22,6.9; cfr 1,3; 22,7.19).
Alberto Casalegno
doaj  

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