English
Related papers

Related papers: SPEX: High-Resolution Spectral Modeling and Fittin…

200 papers

We describe a concept for a NASA SMEX Mission in which Gas Electron Multiplier (GEM) detectors, developed at CERN, are adapted for use in X-ray astronomy. These detectors can be used to obtain moderately large detector area and…

We present the Spectroscopic Time-Resolving Observatory for Broadband Energy X-rays (STROBE-X), a probe-class mission concept selected for study by NASA. It combines huge collecting area, high throughput, broad energy coverage, and…

Instrumentation and Methods for Astrophysics · Physics 2019-03-11 Paul S. Ray , Zaven Arzoumanian , David Ballantyne , Enrico Bozzo , Soren Brandt , Laura Brenneman , Deepto Chakrabarty , Marc Christophersen , Alessandra DeRosa , Marco Feroci , Keith Gendreau , Adam Goldstein , Dieter Hartmann , Margarita Hernanz , Peter Jenke , Erin Kara , Tom Maccarone , Michael McDonald , Michael Nowak , Bernard Phlips , Ron Remillard , Abigail Stevens , John Tomsick , Anna Watts , Colleen Wilson-Hodge , Kent Wood , Silvia Zane , Marco Ajello , Will Alston , Diego Altamirano , Vallia Antoniou , Kavitha Arur , Dominic Ashton , Katie Auchettl , Tom Ayres , Matteo Bachetti , Mislav Balokovic , Matthew Baring , Altan Baykal , Mitch Begelman , Narayana Bhat , Slavko Bogdanov , Michael Briggs , Esra Bulbul , Petrus Bult , Eric Burns , Ed Cackett , Riccardo Campana , Amir Caspi , Yuri Cavecchi , Jerome Chenevez , Mike Cherry , Robin Corbet , Michael Corcoran , Alessandra Corsi , Nathalie Degenaar , Jeremy Drake , Steve Eikenberry , Teruaki Enoto , Chris Fragile , Felix Fuerst , Poshak Gandhi , Javier Garcia , Adam Goldstein , Anthony Gonzalez , Brian Grefenstette , Victoria Grinberg , Bruce Grossan , Sebastien Guillot , Tolga Guver , Daryl Haggard , Craig Heinke , Sebastian Heinz , Paul Hemphill , Jeroen Homan , Michelle Hui , Daniela Huppenkothen , Adam Ingram , Jimmy Irwin , Gaurava Jaisawal , Amruta Jaodand , Emrah Kalemci , David Kaplan , Laurens Keek , Jamie Kennea , Matthew Kerr , Michiel van der Klis , Daniel Kocevski , Mike Koss , Adam Kowalski , Dong Lai , Fred Lamb , Silas Laycock , Joseph Lazio , Davide Lazzati , Dana Longcope , Michael Loewenstein , Dipankair Maitra , Walid Majid , W. Peter Maksym , Christian Malacaria , Raffaella Margutti , Adrian Martindale , Ian McHardy , Manuel Meyer , Matt Middleton , Jon Miller , Cole Miller , Sara Motta , Joey Neilsen , Tommy Nelson , Scott Noble , Paul O'Brien , Julian Osborne , Rachel Osten , Feryal Ozel , Nipuni Palliyaguru , Dheeraj Pasham , Alessandro Patruno , Vero Pelassa , Maria Petropoulou , Maura Pilia , Martin Pohl , David Pooley , Chanda Prescod-Weinstein , Dimitrios Psaltis , Geert Raaijmakers , Chris Reynolds , Thomas E. Riley , Greg Salvesen , Andrea Santangelo , Simone Scaringi , Stephane Schanne , Jeremy Schnittman , David Smith , Krista Lynne Smith , Bradford Snios , Andrew Steiner , Jack Steiner , Luigi Stella , Tod Strohmayer , Ming Sun , Thomas Tauris , Corbin Taylor , Aaron Tohuvavohu , Andrea Vacchi , Georgios Vasilopoulos , Alexandra Veledina , Jonelle Walsh , Nevin Weinberg , Dan Wilkins , Richard Willingale , Joern Wilms , Lisa Winter , Michael Wolff , Jean in 't Zand , Andreas Zezas , Bing Zhang , Abdu Zoghbi

The Hitomi results on the Perseus cluster lead to improvements in our knowledge of atomic physics which are crucial for the precise diagnostic of hot astrophysical plasma observed with high-resolution X-ray spectrometers. However, modeling…

The High Energy X-ray Probe is a proposed NASA probe-class mission that combines the power of high angular resolution with a broad X-ray bandpass to provide the necessary leap in capabilities to address the important astrophysical questions…

We present basic informations about package SPHOTOM for an automatic multicolour photometry. This package is in development for a creation of photometric pipe-line, which we plan to use in near future with our new instruments. It could…

Instrumentation and Methods for Astrophysics · Physics 2015-05-30 S. Parimucha , M. Vanko , P. Miklos

XEUS has been recently selected by ESA for an assessment study. XEUS is a large mission candidate for the Cosmic Vision program, aiming for a launch date as early as 2018. XEUS is a follow-on to ESA's Cornerstone X-Ray Spectroscopy Mission…

The XMM-Newton spectral-fit database is an ongoing ESA funded project aimed to construct a catalogue of spectral-fitting results for all the sources within the XMM-Newton serendipitous source catalogue for which spectral data products have…

Astrophysics of Galaxies · Physics 2015-06-18 A. Corral , I. Georgantopoulos , S. Rosen , M. G. Watson , K. Page , G. C. Stewart

Spectral information has long been recognized as a critical cue in remote sensing observations. Although numerous vision-language models have been developed for pixel-level interpretation, spectral information remains underutilized,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Dongchen Si , Di Wang , Erzhong Gao , Xiaolei Qin , Liu Zhao , Jing Zhang , Minqiang Xu , Jianbo Zhan , Jianshe Wang , Lin Liu , Bo Du , Liangpei Zhang

We report the results of our XMM-Newton monitoring of SN 1987A. The ongoing propagation of the supernova blast wave through the inner circumstellar ring caused a drastic increase in X-ray luminosity during the last years, enabling detailed…

High Energy Astrophysical Phenomena · Physics 2015-05-18 R. Sturm , F. Haberl , B. Aschenbach , G. Hasinger

The Arcus Probe mission concept has been submitted as an Astrophysics Probe Explorer candidate. It features two co-aligned high-resolution grating spectrometers: one for the soft x-ray band and one for the far UV. Together, these…

Context. The Spectroscopy Made Easy (SME) package has become a popular tool for analyzing stellar spectra, often in connection with large surveys or exoplanet research. SME has evolved significantly since it was first described in 1996, but…

Instrumentation and Methods for Astrophysics · Physics 2016-12-21 Nikolai Piskunov , Jeff A. Valenti

We present an improved model for the absorption of X-rays in the ISM intended for use with data from future X-ray missions with larger effective areas and increased energy resolution such as Chandra and XMM, in the energy range above 100eV.…

Astrophysics · Physics 2009-10-31 J. Wilms , A. Allen , R. McCray

X-ray observations of star-planet systems are important to grow our understanding of exoplanets; these observation allow for studies of photoevaporation of the exoplanetary atmosphere, and in some cases even estimations of the size of the…

Earth and Planetary Astrophysics · Physics 2022-05-25 Grace Foster , Katja Poppenhaeger

Microcalorimeters have demonstrated success in delivering high spectral resolution, and have paved the path to revolutionary new science possibilities in the coming decade of X-ray astronomy. There are several research areas in compact…

Blurred reflection features are commonly observed in the X-ray spectra of accreting black holes. In the presence of high-quality data and with the correct astrophysical model, X-ray reflection spectroscopy is a powerful tool to probe the…

High Energy Astrophysical Phenomena · Physics 2025-10-15 Cosimo Bambi

The HERMES high-resolution spectrograph project aims at exploiting the specific potential of small but flexible telescopes in observational astrophysics. The optimised optical design of the spectrograph is based on the well-proven concept…

Aima. To determine to what extent the problem of forward fitting visibilities measured by the Spectrometer/Telescope Imaging X-rays (STIX) on-board Solar Orbiter is more challenging with respect to the same problem in the case of previous…

We present the science case for a broadband X-ray imager with high-resolution spectroscopy, including simulations of X-ray spectral diagnostics of both active regions and solar flares. This is part of a trilogy of white papers discussing…

HERMES-TP/SP (High Energy Rapid Modular Ensemble of Satellites Technologic and Scientific Pathfinder) is a constellation of six 3U nano-satellites hosting simple but innovative X-ray detectors, characterized by a large energy band and…

Imaging spectropolarimetry is a new observing mode on the Advanced Camera for Surveys (ACS) aboard the Hubble Space Telescope (HST) that was commissioned in Cycle 30 and is available to HST observers starting in Cycle 31 (i.e., from 2023).…

Instrumentation and Methods for Astrophysics · Physics 2024-02-28 Nimish P. Hathi , Dean C. Hines , Yotam Cohen , Norman A. Grogin , Marco Chiaberge