The detection of the axion would mark a key episode in the history of science. This hypothetical particle could resolve two fundamental problems of Modern...
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NewsThe IAC is participating in the DALI experiment, searching for the axion, proposed component of dark matter
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NewsThe IAC organises the CLASP2.1 space mission scientific meeting
From 18 to 20 October, scientists from the USA, Japan and Europe meet at the Instituto de Astrofísica de Canarias (IAC) to discuss the results of the third...
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NewsThe IAC passes successfully the pre-optical revision of the instrument HARMONI
The pre-optics for HARMONI, the optical and infrared spectrograph to be installed on the Extremely Large Telescope (ELT) at Cerro Armazones (Chile), has passed...
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NewsThe IAC presents the video of the POLMAG project
The IAC presents a public outreach video about the project “Polarized Radiation Diagnostics for Exploring the Magnetism of the Outer Solar Atmosphere” (POLMAG)...
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NewsThe IAC's most international astronomical adventure comes to an end
Last week the sixth edition of the summer course "Astronomy Education Adventure in the Canary Islands", coordinated by the IAC and NUCLIO, was held in virtual...
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NewsThe IAC, re-elected to the Science Lab of Microsoft's Azure computer network
A new project from the Instituto de Astrofísica de Canarias (IAC) has been chosed to be carried out in the Science Lab in the seventh edition of the Global...
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ProjectThe IACOB project: A new Era in the Study of Galactic OB Stars
IACOB is an ambitious long-term project whose main scientific goal is to provide an unprecedented empirical overview of the main physical properties of Galactic...
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NewsThe impact of deep learning for the analysis of galaxy surveys
The amount and complexity of data delivered by modern galaxy surveys has been steadily increasing over the past years. New facilities will soon provide imaging...
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DocumentTHE IMPACT OF NON-LTE EFFECTS AND GRANULATION INHOMOGENEITIES ON THE DERIVED IRON AND OXYGEN ABUNDANCES IN METAL-POOR HALO STARS
This paper presents the results of a detailed theoretical investigation of the impact of non-LTE (NLTE) effects and of granulation inhomogeneities on the...