English
Related papers

Related papers: The hitchhiker's guide to the IXPE data analysis

200 papers

X-ray polarimetry is now providing a new way to look at the high energy sky. The addition of two observables, polarization fraction and angle, reveals crucial new information on the structure of accretion flows and magnetic fields in…

High Energy Astrophysical Phenomena · Physics 2026-05-08 Philip Kaaret , Brian D. Ramsey

As a space-borne detector POLAR is designed to conduct hard X-ray polarization measurements of gamma-ray bursts on the statistically significant sample of events and with an unprecedented accuracy. During its development phase a number of…

We argue that measurements of X-ray polarization using the recently launched Imaging X-ray Polarimetry Explorer will answer many open questions about magnetars in particular the physical state of their surfaces, whether vacuum birefringence…

High Energy Astrophysical Phenomena · Physics 2023-03-15 Jeremy Heyl , Ilaria Caiazzo , Denis González-Caniulef

The polarization of X-ray synchrotron emission in blazars directly probes the magnetic field geometry and particle acceleration processes in relativistic jets. We use particle-in-cell simulations of magnetic reconnection and magnetized…

High Energy Astrophysical Phenomena · Physics 2025-12-25 Benjamin de Jonge , Haocheng Zhang , Manel Errando , Andrea Gokus , Pazit Rabinowitz

Planetary rovers can use onboard data analysis to adapt their measurement plan on the fly, improving the science value of data collected between commands from Earth. This paper describes the implementation of an adaptive sampling algorithm…

The Extreme Physics Explorer (EPE) is a concept timing/spectroscopy mission that would use micro-channel plate optics (MCPO) to provide 4 square meters effective area focused to ~1 arc-min onto an X-ray calorimeter. We describe science…

The outcome of the explorative data analysis (EDA) phase is vital for successful data analysis. EDA is more effective when the user interacts with the system used to carry out the exploration. In the recently proposed paradigm of iterative…

Machine Learning · Statistics 2018-04-11 Andreas Henelius , Emilia Oikarinen , Kai Puolamäki

The new generation of X-ray polarisation detectors, gas pixel detectors, which will be employed by the future space missions IXPE and eXTP, allows for spatially resolved X-ray polarisation studies. This will be of particular interest for…

High Energy Astrophysical Phenomena · Physics 2018-04-20 Jacco Vink , Ping Zhou

Shemar et al. (2016) presented results based on the output of a feasibility study for the European Space Agency (ESA) on the use of X-ray pulsars for deep space navigation, a concept often referred to as 'XNAV'. Here we describe some of the…

Instrumentation and Methods for Astrophysics · Physics 2018-05-16 Setnam Shemar , George Fraser , Lucy Heil , David Hindley , Adrian Martindale , Philippa Molyneux , John Pye , Robert Warwick

NASA JPL scientists working on the micro x-ray fluorescence (microXRF) spectroscopy data collected from Mars surface perform data analysis to look for signs of past microbial life on Mars. Their data analysis workflow mainly involves…

Human-Computer Interaction · Computer Science 2021-03-31 Connie Ye , Lukas Hermann , Nur Yildirim , Shravya Bhat , Dominik Moritz , Scott Davidoff

PSRCHIVE is an open-source, object-oriented, scientific data analysis software library and application suite for pulsar astronomy. It implements an extensive range of general-purpose algorithms for use in data calibration and integration,…

Instrumentation and Methods for Astrophysics · Physics 2012-05-30 Willem van Straten , Paul Demorest , Stefan Osłowski

We present the first X-ray spectropolarimetric results for Cygnus X-1 in its soft state from a campaign of five IXPE observations conducted during 2023 May-June. Companion multiwavelength data during the campaign are likewise shown. The 2-8…

High Energy Astrophysical Phenomena · Physics 2024-06-19 James F. Steiner , Edward Nathan , Kun Hu , Henric Krawczynski , Michal Dovciak , Alexandra Veledina , Fabio Muleri , Jiri Svoboda , Kevin Alabarta , Maxime Parra , Yash Bhargava , Giorgio Matt , Juri Poutanen , Pierre-Olivier Petrucci , Allyn F. Tennant , M. Cristina Baglio , Luca Baldini , Samuel Barnier , Sudip Bhattacharyya , Stefano Bianchi , Maimouna Brigitte , Mauricio Cabezas , Floriane Cangemi , Fiamma Capitanio , Jacob Casey , Nicole Rodriguez Cavero , Simone Castellano , Elisabetta Cavazzuti , Sohee Chun , Eugene Churazov , Enrico Costa , Niccolo Di Lalla , Alessandro Di Marco , Elise Egron , Melissa Ewing , Sergio Fabiani , Javier A. Garcia , David A. Green , Victoria Grinberg , Petr Hadrava , Adam Ingram , Philip Kaaret , Fabian Kislat , Takao Kitaguchi , Vadim Kravtsov , Brankica Kubatova , Fabio La Monaca , Luca Latronico , Vladislav Loktev , Christian Malacaria , Frederic Marin , Andrea Marinucci , Olga Maryeva , Guglielmo Mastroserio , Tsunefumi Mizuno , Michela Negro , Nicola Omodei , Jakub Podgorny , John Rankin , Ajay Ratheesh , Lauren Rhodes , David M. Russell , Miroslav Slechta , Paolo Soffitta , Sean Spooner , Valery Suleimanov , Francesco Tombesi , Sergei A. Trushkin , Martin C. Weisskopf , Silvia Zane , Andrzej A. Zdziarski , Sixuan Zhang , Wenda Zhang , Menglei Zhou , Ivan Agudo , Lucio A. Antonelli , Matteo Bachetti , Wayne H. Baumgartner , Ronaldo Bellazzini , Stephen D. Bongiorno , Raffaella Bonino , Alessandro Brez , Niccolo Bucciantini , Chien-Ting Chen , Stefano Ciprini , Alessandra De Rosa , Ettore Del Monte , Laura Di Gesu , Immacolata Donnarumma , Victor Doroshenko , Steven R. Ehlert , Teruaki Enoto , Yuri Evangelista , Riccardo Ferrazzoli , Shuichi Gunji , Kiyoshi Hayashida , Jeremy Heyl , Wataru Iwakiri , Svetlana G. Jorstad , Vladimir Karas , Jeffery J. Kolodziejczak , Ioannis Liodakis , Simone Maldera , Alberto Manfreda , Alan P. Marscher , Herman L. Marshall , Francesco Massaro , Ikuyuki Mitsuishi , Chi-Yung Ng , Stephen L. O'Dell , Chiara Oppedisano , Alessandro Papitto , George G. Pavlov , Abel L. Peirson , Matteo Perri , Melissa Pesce-Rollins , Maura Pilia , Andrea Possenti , Simonetta Puccetti , Brian D. Ramsey , Oliver J. Roberts , Roger W. Romani , Carmelo Sgro , Patrick Slane , Gloria Spandre , Douglas A. Swartz , Toru Tamagawa , Fabrizio Tavecchio , Roberto Taverna , Yuzuru Tawara , Nicholas E. Thomas , Alessio Trois , Sergey S. Tsygankov , Roberto Turolla , Jacco Vink , Kinwah Wu , Fei Xie

In radio astronomy, visibility data, which are measurements of wave signals from radio telescopes, are transformed into images for observation of distant celestial objects. However, these resultant images usually contain both real sources…

Instrumentation and Methods for Astrophysics · Physics 2023-11-29 Ruoqi Wang , Zhuoyang Chen , Jiayi Zhu , Qiong Luo , Feng Wang

The Gemini Planet Imager (GPI) has been designed for the direct detection and characterization of exoplanets and circumstellar disks. GPI is equipped with a dual channel polarimetry mode designed to take advantage of the inherently…

The Herschel Interactive Processing Environment (HIPE) was developed by the European Space Agency (ESA) in collaboration with NASA and the Herschel Instrument Control Centres to provide the astronomical community a complete environment to…

Graphics · Computer Science 2012-07-18 Pasquale Panuzzo , Jinjing Li , Emmanuel Caux

In the 50 years since the advent of X-ray astronomy there have been many scientific advances due to the development of new experimental techniques for detecting and characterising X-rays. Observations of X-ray polarisation have, however,…

In order to allow for an efficient and flexible scientific analysis of data from the SPI imaging spectrometer aboard INTEGRAL, I developed a set of analysis executables that are publicly available through the internet. The software is fully…

Astrophysics · Physics 2007-05-23 Jurgen Knodlseder

Context. In the current era of multi-wavelength and multi-messenger astronomy, international organisations are actively working on the definition of new standards for the publication of astronomical data, and substantial effort is devoted…

Instrumentation and Methods for Astrophysics · Physics 2025-10-13 Fabrizio Giordano , Yago Ascasibar , Luca Cortese , Ivan Valtchanov , Bruno Merín

X-ray polarimetric observations from the Imaging X-ray Polarimeter Explorer (IXPE) is an excellent tool for probing the geometry and dynamics of X-ray emitting corona in active galactic nuclei (AGN). This work aims to investigate the…

High Energy Astrophysical Phenomena · Physics 2025-05-30 I. Pal , S. Marchesi , N. Torres-Albá , I. Cox , M. Ajello , A. Banerjee , R. Silver , A. Pizzetti , K. Imam

The constantly improving sensitivity of ground-based and space-borne observatories has made possible the detection of high-energy emission (X-rays and gamma-rays) from several thousands of extragalactic sources. Enormous progress has been…