32 Result(s)
within
Ana I. Gómez de Castro
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Article
Open AccessThe IAU recommended photometric system for ultraviolet astronomy
In the current era when access to space is becoming easier and at a lower cost thanks to the standardised cubesat technology, numerous missions are expected to be launched to observe, particularly, at ultravio...
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Article
Open AccessClosing gaps to our origins
This article reproduces the contents of the White Paper entitled by the same name submitted to the call issued by the European Space Agency soliciting ideas from the scientific community for the science themes...
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Article
Open AccessGraphite to diamond transition induced by photoelectric absorption of ultraviolet photons
The phase transition from graphite to diamond is an appealing object of study because of many fundamental and also, practical reasons. The out-of-plane distortions required for the transition are a good tool t...
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Article
All-sky ultraviolet surveys: the needs and the means
This is a crucial time in the history of astronomy with major all-sky surveying work being carried out in all spectral bands, as well as in astrometry. The results of this activity are advancing all fields of ...
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Article
On the use of logistic regression for stellar classification
We are totally immersed in the Big Data era and reliable algorithms and methods for data classification are instrumental for astronomical research. Random Forest and Support Vector Machines algorithms have bec...
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Article
On the feasibility of studying the exospheres of Earth-like exoplanets by Lyman-α monitoring
Observations of the Earth’s exosphere have unveiled an extended envelope of hydrogen reaching further than 10 Earth radii composed of atoms orbiting around the Earth. This large envelope increases significantl...
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Article
Optimal strategies for surveys with WSO-UV/ISSIS
Astronomical surveys provide an amazing amount of information for the understanding of specific astrophysical problems, from the large scale structure of galaxy clusters, to the formation of stars. Large scale...
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Article
The Imaging and Slitless Spectroscopy Instrument for Surveys (ISSIS): expected radiometric performance, operation modes and data handling
ISSIS is the instrument for imaging and slitless spectroscopy on-board WSO-UV. In this article, a detailed comparison between ISSIS expected radiometric performance and other ultraviolet instruments is shown. ...
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Article
WSO-UV progress and expectations
The World Space Observatory Ultraviolet (WSO-UV) is the space mission that will grant access to the ultraviolet (UV) range in the post Hubble epoch. WSO-UV is equipped with instrumentation for imaging and spec...
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Article
Challenges on Ultraviolet Astronomy 2014
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Article
Building galaxies, stars, planets and the ingredients for life between the stars. The science behind the European Ultraviolet-Visible Observatory
This contribution gathers the contents of the white paper submitted by the UV community to the Call issued by the European Space Agency in March 2013, for the definition of the L2 and L3 missions in the ESA sc...
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Article
The imaging and slitless spectroscopy instrument for surveys (ISSIS) for the world space observatory-ultraviolet (WSO-UV)
ISSIS is the Imaging and Slitless Spectroscopy Instrument for the World Space Observatory-Ultraviolet (WSO-UV) mission. ISSIS is a multipurpose instrument designed to carry out high resolution (<0.1 arcsec) im...
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Article
The ultraviolet survey of the Gould Belt: general properties of the Taurus star forming region
The Gould Belt is the local superassociation of star formation. The age of the Belt is some few 107 yr, henceforth, its population is dominated by luminous young OB associations and low mass pre-main sequence sta...
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Article
Editorial: UV Astronomy 2011
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Article
World space observatory-ultraviolet among UV missions of the coming years
Continuous access to the UV domain has been considered of importance to astrophysicists and planetary scientists since the mid-sixties. However, the future of UV missions for the post-HST era is believed by a ...
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Chapter and Conference Paper
The Space Telescope for Ultraviolet Astronomy WSO–UV
The World Space Observatory UltraViolet (WSO-UV) project is an international space observatory designed for observations in the ultraviolet domain where some of the most important astrophysical processes can b...
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Article
WSO-UV—ultraviolet mission for the next decade
The World Space Observatory UltraViolet (WSO–UV) is an international space mission devoted to UV spectroscopy and imaging. The observatory includes a 170 cm aperture telescope capable of high-resolution and lo...
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Article
The formation of planetary disks and winds: an ultraviolet view
Planetary systems are angular momentum reservoirs generated during star formation. This accretion process produces very powerful engines able to drive the optical jets and the molecular outflows. A fraction of...
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Chapter and Conference Paper
Hot Gas in Accretion Disks and Jets: An UV View of Star Formation
During the T Tauri phase, there is a differentially rotating region attached to the top of the stellar convective layer connecting the star with the accretion disk that rotates significantly faster than the st...
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Chapter and Conference Paper
World Space Observatory-UltraViolet: International Space Mission for the Nearest Future
The World Space Observatory UltraViolet (WSO-UV) project is an international space observatory designed for observations in the ultraviolet domain where some of the most important astrophysical processes can b...
