Polarization of accreting X-ray pulsars. I. A new model
ABSTRACT A new window is opening in high-energy astronomy: X-ray polarimetry. With
many missions currently under development and scheduled to launch as early as 2021 …
many missions currently under development and scheduled to launch as early as 2021 …
Towards a complete description of spectra and polarization of black hole accretion discs: albedo profiles and returning radiation
R Taverna, W Zhang, M Dovčiak… - Monthly Notices of …, 2020 - academic.oup.com
Accretion discs around stellarmass black holes (BHs) emit radiation peaking in the soft X-
rays when the source is in the thermal state. The emerging photons are polarized and, for …
rays when the source is in the thermal state. The emerging photons are polarized and, for …
Deep ensemble analysis for Imaging X-ray Polarimetry
AL Peirson, RW Romani, HL Marshall… - Nuclear Instruments and …, 2021 - Elsevier
We present a method for enhancing the sensitivity of X-ray telescopic observations with
imaging polarimeters, with a focus on the gas pixel detectors (GPDs) to be flown on the …
imaging polarimeters, with a focus on the gas pixel detectors (GPDs) to be flown on the …
Polarization of accreting X-ray pulsars–II. Hercules X-1
We employ our new model for the polarized emission of accreting X-ray pulsars to describe
the emission from the luminous X-ray pulsar Hercules X-1. In contrast with previous works …
the emission from the luminous X-ray pulsar Hercules X-1. In contrast with previous works …
Neural network analysis of X-ray polarimeter data
AL Peirson - Handbook of X-ray and Gamma-ray Astrophysics, 2024 - Springer
This chapter presents deep neural network-based methods for enhancing the sensitivity of X-
ray telescopic observations with imaging polarimeters. Deep neural networks can be used to …
ray telescopic observations with imaging polarimeters. Deep neural networks can be used to …
Performance of the X-Calibur hard X-ray polarimetry mission during its 2018/19 long-duration balloon flight
Q Abarr, B Beheshtipour, M Beilicke, R Bose… - Astroparticle …, 2022 - Elsevier
X-Calibur is a balloon-borne telescope that measures the polarization of high-energy X-rays
in the 15–50 keV energy range. The instrument makes use of the fact that X-rays scatter …
in the 15–50 keV energy range. The instrument makes use of the fact that X-rays scatter …
A Roadmap For Scientific Ballooning 2020-2030
P Gorham, J Anderson, P Bernasconi… - arXiv preprint arXiv …, 2022 - arxiv.org
From 2018 to 2020, the Scientific Balloon Roadmap Program Analysis Group (Balloon
Roadmap PAG) served as an community-based, interdisciplinary forum for soliciting and …
Roadmap PAG) served as an community-based, interdisciplinary forum for soliciting and …
High-Energy Astrophysics in the 2020s and Beyond
C Reynolds, R Petre, M Corcoran, K Arnaud… - arXiv preprint arXiv …, 2019 - arxiv.org
With each passing decade, we gain new appreciation for the dynamic, connected, and often
violent nature of the Universe. This reality necessarily places the study of high-energy …
violent nature of the Universe. This reality necessarily places the study of high-energy …
The relative importance of faraday rotation and QED birefringence for the linear polarization of x-rays from mass-accreting black holes
H Krawczynski, L Lisalda… - The Astrophysical …, 2021 - iopscience.iop.org
The upcoming Imaging X-ray Polarimetry Explorer (IXPE; 2–8 keV) and XL-Calibur (15–75
keV) missions will make it possible to measure the linear polarization of X-rays from mass …
keV) missions will make it possible to measure the linear polarization of X-rays from mass …
The force-free dipole magnetosphere in nonlinear electrodynamics
HQ Li, XL Yang, JC Wang - Research in Astronomy and …, 2020 - iopscience.iop.org
Quantum electrodynamics (QED) effects may be included in physical processes of magnetar
and pulsar magnetospheres with strong magnetic fields. Involving the quantum corrections …
and pulsar magnetospheres with strong magnetic fields. Involving the quantum corrections …