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

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We review the available atomic data used for interpreting and modeling X-ray observations. The applications for these data can be divided into several levels of detail, ranging from compilations which can be used with direct inspection of…

Astrophysics · Physics 2008-11-26 T. R. Kallman , P. Palmeri

Multifrequency polarimetry is emerging as a powerful probe of blazar jets, especially due to the advent of the Imaging X-ray Polarimetry Explorer (IXPE) space observatory. We study the polarization of High-Synchrotron Peaked (HSP) blazars,…

High Energy Astrophysical Phenomena · Physics 2024-11-26 F. Bolis , E. Sobacchi , F. Tavecchio

Mueller polarimetry is a powerful technique with broad applications in astronomy, remote sensing, advanced material analysis, and biomedical imaging. However, instrumental constraints frequently restrict the measurement to an incomplete…

We give an overview of the SImulation of X-ray TElescopes (SIXTE) software package, a generic, mission-independent Monte Carlo simulation toolkit for X-ray astronomical instrumentation. The package is based on a modular approach for the…

This survey paper is written with the intention of giving a mathematical introduction to filtering techniques for intermittent data assimilation, and to survey some recent advances in the field. The paper is divided into three parts. The…

Numerical Analysis · Mathematics 2012-09-03 Colin J. Cotter , Sebastian Reich

High-resolution spectropolarimetry is a useful astronomical technique, in particular to study stellar magnetic fields. It has been extensively used in the past but mostly in the visible range. Space missions equipped with high-resolution…

Instrumentation and Methods for Astrophysics · Physics 2019-07-29 Maelle Le Gal , Martin Pertenais , Arturo Lopez Ariste , Coralie Neiner , Norbert Champion , Youssef Younes , Jean-Michel Reess

The Imaging X-ray Polarimetry Explorer is an X-ray observatory measuring the X-ray polarization in the 2-8 keV energy range. Highly sensitive to the system's geometry, X-ray polarization is a unique method to probe the structure of X-ray…

High Energy Astrophysical Phenomena · Physics 2025-09-25 M. Brigitte , J. Svoboda

The increasing number and complexity of planetary exploration space missions require new tools to access, visualize and analyse data to improve their scientific return. ASI Science Data Center (ASDC) addresses this request with the web-tool…

Instrumentation and Methods for Astrophysics · Physics 2016-03-18 Angelo Zinzi , Maria Teresa Capria , Ernesto Palomba , Paolo Giommi , Lucio Angelo Antonelli

We present near-simultaneous X-ray and optical polarization measurements in the high synchrotron peaked (HSP) blazar Mrk 421. The X-ray polarimetric observations were carried out using {\it Imaging X-ray Polarimetry Explorer} ({\it IXPE})…

A new method of polarimetric calibration is presented in which the instrumental response is derived from regular observations of PSR J0437-4715 based on the assumption that the mean polarized emission from this millisecond pulsar remains…

Instrumentation and Methods for Astrophysics · Physics 2013-01-14 W. van Straten

Pulsar systems are very good experimental laboratories for the fundamental physics in extreme environments which cannot be achieved on ground. For example, the systems are under conditions of high magnetic field strength, large…

High Energy Astrophysical Phenomena · Physics 2010-06-29 Yukikatsu Terada , Tadayasu Dotani

An extensive theoretical literature predicts that X-ray Polarimetry can directly determine relevant physical and geometrical parameters of astrophysical sources, and discriminate between models further than allowed by spectral and timing…

The prospects for accomplishing x-ray polarization measurements of astronomical sources have grown in recent years, after a hiatus of more than 37 years. Unfortunately, accompanying this long hiatus has been some confusion over the…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Ronald F. Elsner , Stephen L. O'Dell , Martin C. Weisskopf

Archives are an important source of study for various scholars. Digitization and the web have made archives more accessible and led to the development of several time-aware exploratory search systems. However these systems have been…

Information Retrieval · Computer Science 2018-10-26 Jaspreet Singh , Wolfgang Nejdl , Avishek Anand

The main objective of this chapter is to present an overview of the different areas of key technologies that will be needed to fly the technically most challenging of the representative missions identified in chapter 4 (the Pillar 2 Horizon…

We present a method based on Mueller calculus to calibrate linear polarimetric observations. The key advantages of the proposed way of calibration are: (1) that it can be implemented in a data reduction pipeline, (2) that it is possible to…

Astrophysics · Physics 2009-11-13 Franco Joos , Esther Buenzli , Hans Martin Schmid , Christian Thalmann

Polarimetric measurements, especially if extended at high energy, are expected to provide important insights into the mechanisms underlying the acceleration of relativistic particles in jets. In a previous work we have shown that the…

High Energy Astrophysical Phenomena · Physics 2020-09-09 F. Tavecchio , M. Landoni , L. Sironi , P. Coppi

Markerless motion capture using computer vision and human pose estimation (HPE) has the potential to expand access to precise movement analysis. This could greatly benefit rehabilitation by enabling more accurate tracking of outcomes and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 R. James Cotton , Allison DeLillo , Anthony Cimorelli , Kunal Shah , J. D. Peiffer , Shawana Anarwala , Kayan Abdou , Tasos Karakostas