Results 11 to 20 of about 200,423 (247)

On polar Legendre polynomials [PDF]

open access: yes, 2010
10 pages, no figures.-- MSC2000 codes: Primary 42C05; Secondary 33C25.-- ArXiv pre-print available at: http://arxiv.org/abs/0709.4537Accepted in Rocky Mountain Journal of Mathematics.We introduce a new class of polynomials {Pn}, that we call polar ...
Bello, José Y.   +2 more
core   +3 more sources

The age–metallicity relationship in the Fornax spheroidal dwarf galaxy [PDF]

open access: yes, 2014
We produce a comprehensive field star age–metallicity relationship (AMR) from the earliest epoch until ∼1 Gyr ago for three fields in the Fornax dwarf spheroidal galaxy by using VI photometric data obtained with FORS1 at the VLT.
Aparicio, Antonio   +3 more
core   +2 more sources

Oribátidos (Acari, Oribatei) de Fuerteventura (islas Canarias)

open access: yesGraellsia, 1995
Se estudian por primera vez los ácaros oribátidos de Fuerteventura, y se citan 86 especies de las que 18 son nuevas para la Ciencia y dos son nuevas subespecies, y se establecen dos géneros nuevos: Passalobates n. gen.
C. Pérez-Iñigo, M. A. Peña
doaj   +1 more source

Gran Telescopio Canarias OSIRIS transiting exoplanet atmospheric survey: detection of potassium in XO-2b from narrowband spectrophotometry [PDF]

open access: yes, 2010
We present Gran Telescopio Canarias (GTC) optical transit narrow-band photometry of the hot-Jupiter exoplanet XO-2b using the OSIRIS instrument. This unique instrument has the capabilities to deliver high cadence narrow-band photometric lightcurves ...
D. Sing   +11 more
semanticscholar   +1 more source

Probing potassium in the atmosphere of HD 80606b with tunable filter transit spectrophotometry from the Gran Telescopio Canarias [PDF]

open access: yes, 2010
We report observations of HD 80606 using the 10.4-m Gran Telescopio Canarias and the Optical System for Imaging and low Resolution Integrated Spectroscopy (OSIRIS) tunable filter imager.
K. Colón   +6 more
semanticscholar   +1 more source

Una escultura de alabastro producida en los talleres del maestro de Rímini: la Vírgen de la Peña, en Betancuria (Fuerteventura)

open access: yesArchivo Español de Arte, 2007
En las primeras décadas del siglo XV fueron ejecutadas excelentes esculturas de alabastro en talleres europeos de gran producción, localizados en una zona fronteriza entre el norte de Francia y el sur de los antiguos Países Bajos meridionales, en un área
Francisco José Galante Gómez
doaj   +1 more source

Spectroscopic [Fe/H] for 98 extra-solar planet-host stars. Exploring the probability of planet formation [PDF]

open access: yes, 2003
We present stellar parameters and metallicities, obtained from a detailed spectroscopic analysis, for a large sample of 98 stars known to be orbited by planetary mass companions (almost all known targets), as well as for a volume-limited sample of 41 ...
N. Santos   +5 more
semanticscholar   +1 more source

Uncovering the host galaxy of the $\gamma$-ray-emitting narrow-line Seyfert 1 galaxy FBQS J1644+2619 [PDF]

open access: yes, 2017
The discovery of $\gamma$-ray emission from radio-loud narrow-line Seyfert 1 (NLSy1) galaxies has questioned the need for large black hole masses (> 10$^8$ M$_{\odot}$) to launch relativistic jets.
Acosta-Pulido, Jose A.   +6 more
core   +2 more sources

The drawing of Architectural Rationalism in the Canary Islands: Miguel Martín Fernández de la Torre

open access: yesEGA, 2021
This paper presents the way of proceeding graphically, through architectural drawing, during the rationalist period in the Canary Islands. For this purpose, we have used a paradigmatic figure among the architects who developed their professional activity
Enrique Solana Suárez
doaj   +1 more source

Intermittent dust mass loss from activated asteroid P/2013 P5 (PANSTARRS) [PDF]

open access: yes, 2013
We present observations and models of the dust environment of activated asteroid P/2013 P5 (PANSTARRS). The object displayed a complex morphology during the observations, with the presence of multiple tails.
Cabrera-Lavers, A.   +4 more
core   +1 more source

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