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View article: <i>Euclid</i>
<i>Euclid</i> Open
The current standard model of cosmology successfully describes a variety of measurements, but the nature of its main ingredients, dark matter and dark energy, remains unknown. Euclid is a medium-class mission in the Cosmic Vision 2015–2025…
View article: Euclid. I. Overview of the Euclid mission
Euclid. I. Overview of the Euclid mission Open
The current standard model of cosmology successfully describes a variety of measurements, but the nature of its main ingredients, dark matter and dark energy, remains unknown. Euclid is a medium-class mission in the Cosmic Vision 2015-2025…
View article: e-IRG Communiqué on the e-IRG Workshop under Swedish EU Presidency
e-IRG Communiqué on the e-IRG Workshop under Swedish EU Presidency Open
The e-IRG Workshop organised in the framework of the Swedish Presidency of the Council of the Union coincided with the 20-year anniversary of e-IRG. To celebrate this long-term commitment to policy making for the European e-Infrastructure …
View article: e-IRG Communiqué on the e-IRG Workshop under Czech EU Presidency
e-IRG Communiqué on the e-IRG Workshop under Czech EU Presidency Open
The e-IRG Workshop organised in the framework of the Czech Presidency of the Council of the Union was implemented on 12.-13. December as hybrid event in Prague and online. The Workshop continued the long-standing insightful accomplishments…
View article: e-IRG Communiqué on the e-IRG Workshop under French EU Presidency
e-IRG Communiqué on the e-IRG Workshop under French EU Presidency Open
The e-IRG Workshop under French EU Presidency was again organised as a virtual event. Having performed 4 such successful events already and capitalising on the knowledge and experience gained, it organised its fifth and most recent one und…
View article: e-IRG Communiqué on the e-IRG Workshop under Slovenian EU Presidency, 1-2 December 2021
e-IRG Communiqué on the e-IRG Workshop under Slovenian EU Presidency, 1-2 December 2021 Open
The e-IRG Workshop, organised in the framework of the Slovenian EU Presidency, took place on 1.-2. December 2021. The Workshop was implemented as three virtual sessions addressing main topics of the Slovenian Presidency of the Council of t…
View article: e-IRG White Paper 2021
e-IRG White Paper 2021 Open
With the e-IRG White Paper 2021 e-IRG is following up on its previous policy paper entitled “National Nodes – Getting organised; how far are we? - Implementing the e-Infrastructure Commons and the European Open Science Cloud.” The e-IRG Wh…
View article: PHEMTO: the polarimetric high energy modular telescope observatory
PHEMTO: the polarimetric high energy modular telescope observatory Open
Based upon dual focusing techniques, the Polarimetric High-Energy Modular Telescope Observatory (PHEMTO) is designed to have performance several orders of magnitude better than the present hard X-ray instruments, in the 1–600 keV energy ra…
View article: All-sky Medium Energy Gamma-ray Observatory: Exploring the Extreme Multimessenger Universe
All-sky Medium Energy Gamma-ray Observatory: Exploring the Extreme Multimessenger Universe Open
The All-sky Medium Energy Gamma-ray Observatory (AMEGO) is a probe class\nmission concept that will provide essential contributions to multimessenger\nastrophysics in the late 2020s and beyond. AMEGO combines high sensitivity in\nthe 200 k…
View article: All-sky Medium Energy Gamma-ray Observatory: Exploring the Extreme Multimessenger Universe
All-sky Medium Energy Gamma-ray Observatory: Exploring the Extreme Multimessenger Universe Open
The All-sky Medium Energy Gamma-ray Observatory (AMEGO) is a probe class mission concept that will provide essential contributions to multimessenger astrophysics in the late 2020s and beyond. AMEGO combines high sensitivity in the 200 keV …
View article: Prospects for AGN Studies at Hard X-ray through MeV Energies
Prospects for AGN Studies at Hard X-ray through MeV Energies Open
This White Paper explores advances in the study of Active Galaxies which will be enabled by new observing capabilities at MeV energies (hard X-rays to gamma-rays; 0.1-1000 MeV), with a focus on multi-wavelength synergies. This spectral win…
View article: Supermassive black holes at high redshifts
Supermassive black holes at high redshifts Open
MeV blazars are the most luminous persistent sources in the Universe and emit most of their energy in the MeV band. These objects display very large jet powers and accretion luminosities and are known to host black holes with a mass often …
View article: Focus Meeting #3: Radio Galaxies – Resolving the AGN Phenomenon – ERRATUM
Focus Meeting #3: Radio Galaxies – Resolving the AGN Phenomenon – ERRATUM Open
An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.
View article: INTEGRAL resumes monitoring the Galactic bulge: IGR J17329-2731 still active
INTEGRAL resumes monitoring the Galactic bulge: IGR J17329-2731 still active Open
On 2018 February 6, INTEGRAL resumed its monitoring program of the Galactic bulge mainly in the 3-100 keV band (see ATel #438; Kuulkers et al. 2007, A & A, 466, 595).
View article: INTEGRAL detection of the on-going outburst from NGC 6440 and a new outburst likely from GRS 1747-312 in Terzan 6.
INTEGRAL detection of the on-going outburst from NGC 6440 and a new outburst likely from GRS 1747-312 in Terzan 6. Open
During the observations performed in the direction of the Galactic Bulge (Atel #438), INTEGRAL detected hard X-ray emission from the direction of the Globular Clusters NGC 6440 and Terzan 6. The source undergoing an outburst in NGC 6440 ha…
View article: BAT AGN Spectroscopic Survey - V. X-ray properties of the Swift/BAT 70-month AGN catalog
BAT AGN Spectroscopic Survey - V. X-ray properties of the Swift/BAT 70-month AGN catalog Open
Hard X-ray ($\geq 10$ keV) observations of Active Galactic Nuclei (AGN) can shed light on some of the most obscured episodes of accretion onto supermassive black holes. The 70-month Swift/BAT all-sky survey, which probes the 14-195 keV ene…
View article: IGR J17329-2731: Swift/XRT localization and characterization
IGR J17329-2731: Swift/XRT localization and characterization Open
The new INTEGRAL transient IGR J17329-2731 (ATel #10644) was observed with Swift/XRT on 2017 August 16 from 2:26 to 2:45 UTC (effective exposure time 1 ks). A single faint X-ray source (0.07 cts/s) is detected by Swift/XRT within the posit…
View article: IGR J17329-2731: a new X-ray transient discovered by INTEGRAL
IGR J17329-2731: a new X-ray transient discovered by INTEGRAL Open
During our monitoring INTEGRAL observations performed in the direction of the Galactic Bulge (see ATel #438), a new X-ray transient was detected in the IBIS/ISGRI mosaic with a best determined position of RA, Dec (J2000.0) = 263.2274 deg, …
View article: Multiwavelength variability study and search for periodicity of PKS 1510–089
Multiwavelength variability study and search for periodicity of PKS 1510–089 Open
Context. Blazars are the most luminous and variable active galactic nuclei (AGNs). They are thus excellent probes of accretion and emission processes close to the central engine. Aims. We concentrate here on PKS 1510-089 (z = 0.36), a blaz…
View article: The Deep and Transient Universe in the SVOM Era: New Challenges and Opportunities - Scientific prospects of the SVOM mission
The Deep and Transient Universe in the SVOM Era: New Challenges and Opportunities - Scientific prospects of the SVOM mission Open
To take advantage of the astrophysical potential of Gamma-Ray Bursts (GRBs), Chinese and French astrophysicists have engaged the SVOM mission (Space-based multi-band astronomical Variable Objects Monitor). Major advances in GRB studies res…
View article: Contributions of the Cherenkov Telescope Array (CTA) to the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016)
Contributions of the Cherenkov Telescope Array (CTA) to the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016) Open
List of contributions from the Cherenkov Telescope Array (CTA) Consortium presented at the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016), July 11-15, 2016, in Heidelberg, Germany.
View article: Contributions of the Cherenkov Telescope Array (CTA) to the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016)
Contributions of the Cherenkov Telescope Array (CTA) to the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016) Open
List of contributions from the Cherenkov Telescope Array (CTA) Consortium presented at the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016), July 11-15, 2016, in Heidelberg, Germany.
View article: Activity from SAX J1747.0-2853 and KS 1741-293 detected by INTEGRAL Galactic Bulge Monitoring
Activity from SAX J1747.0-2853 and KS 1741-293 detected by INTEGRAL Galactic Bulge Monitoring Open
A new season of observations has started for the INTEGRAL Galactic Bulge Monitoring Program (ATel #438; Kuulkers et al. 2007, A & A, 466, 595; see also: http://integral.esac.esa.int/BULGE).
View article: Observer Access to the Cherenkov Telescope Array Gamma-Ray Observatory
Observer Access to the Cherenkov Telescope Array Gamma-Ray Observatory Open
The Cherenkov Telescope Array (CTA), a ground-based facility for very-high-energy (VHE) gamma-ray astronomy, will operate as an open observatory, serving a wide scientific community to explore and to study the non-thermal universe. Open co…
View article: A comprehensive analysis of the hard X-ray spectra of bright Seyfert galaxies
A comprehensive analysis of the hard X-ray spectra of bright Seyfert galaxies Open
Hard X-ray spectra of 28 bright Seyfert galaxies observed with INTEGRAL were analysed together with the X-ray spectra from XMM–Newton, Suzaku and RXTE. These broad-band data were fitted with a model assuming a thermal Comptonization as a p…
View article: A comprehensive analysis of the hard X-ray spectra of bright Seyfert galaxies
A comprehensive analysis of the hard X-ray spectra of bright Seyfert galaxies Open
Hard X-ray spectra of 28 bright Seyfert galaxies observed with INTEGRAL were analyzed together with the X-ray spectra from XMM-Newton, Suzaku and RXTE. These broad-band data were fitted with a model assuming a thermal Comptonization as a p…
View article: INTEGRAL observations of Swift J174540.7-290015
INTEGRAL observations of Swift J174540.7-290015 Open
The newly discovered X-ray transient Swift J174540.7-290015 (ATel #8649) was observed within the field-of-view of the IBIS/ISGRI and JEM-X instruments on-board INTEGRAL on 2016 February 11 from 14:12 to 17:22 (UTC), while the satellite was…
View article: The Deep and Transient Universe in the SVOM Era: New Challenges and Opportunities - Scientific prospects of the SVOM mission
The Deep and Transient Universe in the SVOM Era: New Challenges and Opportunities - Scientific prospects of the SVOM mission Open
To take advantage of the astrophysical potential of Gamma-Ray Bursts (GRBs), Chinese and French astrophysicists have engaged the SVOM mission (Space-based multi-band astronomical Variable Objects Monitor). Major advances in GRB studies res…