The Large Observatory for X-ray Timing (LOFT)

High-time-resolution X-ray observations of compact objects provide direct access to strong-field gravity, to the equation of state of ultradense matter and to black hole masses and spins. A 10 m[superscript 2]-class instrument in combination with good spectral resolution is required to exploit the r...

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Main Authors: Chakrabarty, Deepto, Remillard, Ronald A
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:en_US
Published: Springer Science + Business Media B.V. 2013
Online Access:http://hdl.handle.net/1721.1/77157
https://orcid.org/0000-0001-8804-8946
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author Chakrabarty, Deepto
Remillard, Ronald A
author2 Massachusetts Institute of Technology. Department of Physics
author_facet Massachusetts Institute of Technology. Department of Physics
Chakrabarty, Deepto
Remillard, Ronald A
author_sort Chakrabarty, Deepto
collection MIT
description High-time-resolution X-ray observations of compact objects provide direct access to strong-field gravity, to the equation of state of ultradense matter and to black hole masses and spins. A 10 m[superscript 2]-class instrument in combination with good spectral resolution is required to exploit the relevant diagnostics and answer two of the fundamental questions of the European Space Agency (ESA) Cosmic Vision Theme “Matter under extreme conditions”, namely: does matter orbiting close to the event horizon follow the predictions of general relativity? What is the equation of state of matter in neutron stars? The Large Observatory For X-ray Timing (LOFT), selected by ESA as one of the four Cosmic Vision M3 candidate missions to undergo an assessment phase, will revolutionise the study of collapsed objects in our galaxy and of the brightest supermassive black holes in active galactic nuclei. Thanks to an innovative design and the development of large-area monolithic silicon drift detectors, the Large Area Detector (LAD) on board LOFT will achieve an effective area of ~12 m2 (more than an order of magnitude larger than any spaceborne predecessor) in the 2–30 keV range (up to 50 keV in expanded mode), yet still fits a conventional platform and small/medium-class launcher. With this large area and a spectral resolution of <260 eV, LOFT will yield unprecedented information on strongly curved spacetimes and matter under extreme conditions of pressure and magnetic field strength.
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spelling mit-1721.1/771572022-09-30T09:48:18Z The Large Observatory for X-ray Timing (LOFT) Chakrabarty, Deepto Remillard, Ronald A Massachusetts Institute of Technology. Department of Physics MIT Kavli Institute for Astrophysics and Space Research Chakrabarty, Deepto Remillard, Ronald Alan High-time-resolution X-ray observations of compact objects provide direct access to strong-field gravity, to the equation of state of ultradense matter and to black hole masses and spins. A 10 m[superscript 2]-class instrument in combination with good spectral resolution is required to exploit the relevant diagnostics and answer two of the fundamental questions of the European Space Agency (ESA) Cosmic Vision Theme “Matter under extreme conditions”, namely: does matter orbiting close to the event horizon follow the predictions of general relativity? What is the equation of state of matter in neutron stars? The Large Observatory For X-ray Timing (LOFT), selected by ESA as one of the four Cosmic Vision M3 candidate missions to undergo an assessment phase, will revolutionise the study of collapsed objects in our galaxy and of the brightest supermassive black holes in active galactic nuclei. Thanks to an innovative design and the development of large-area monolithic silicon drift detectors, the Large Area Detector (LAD) on board LOFT will achieve an effective area of ~12 m2 (more than an order of magnitude larger than any spaceborne predecessor) in the 2–30 keV range (up to 50 keV in expanded mode), yet still fits a conventional platform and small/medium-class launcher. With this large area and a spectral resolution of <260 eV, LOFT will yield unprecedented information on strongly curved spacetimes and matter under extreme conditions of pressure and magnetic field strength. 2013-02-15T20:16:15Z 2013-02-15T20:16:15Z 2012-10 2011-05 Article http://purl.org/eprint/type/JournalArticle 0922-6435 1572-9508 http://hdl.handle.net/1721.1/77157 Feroci, M., et al. "The Large Observatory for X-ray Timing (LOFT)." Experimental Astronomy, October 2012, Volume 34, Issue 2, pp 415-444. https://orcid.org/0000-0001-8804-8946 en_US http://link.springer.com/article/10.1007%2Fs10686-011-9237-2 Experimental Astronomy Creative Commons Attribution-Noncommercial-Share Alike 3.0 http://creativecommons.org/licenses/by-nc-sa/3.0/ application/pdf Springer Science + Business Media B.V. arXiv
spellingShingle Chakrabarty, Deepto
Remillard, Ronald A
The Large Observatory for X-ray Timing (LOFT)
title The Large Observatory for X-ray Timing (LOFT)
title_full The Large Observatory for X-ray Timing (LOFT)
title_fullStr The Large Observatory for X-ray Timing (LOFT)
title_full_unstemmed The Large Observatory for X-ray Timing (LOFT)
title_short The Large Observatory for X-ray Timing (LOFT)
title_sort large observatory for x ray timing loft
url http://hdl.handle.net/1721.1/77157
https://orcid.org/0000-0001-8804-8946
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