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We have investigated the background properties of EPIC-pn onboard XMM-Newton to establish the background subtraction method. Count rates of the background vary violently by two orders of magnitude at the maximum, while during the most quiet…

Astrophysics · Physics 2009-11-07 H. Katayama , I. Takahashi , Y. Ikebe , K. Matsushita , M. J. Freyberg

We discuss the methods used to compile a high signal-to-noise dataset representative of both the instrumental and cosmic background signal measured at high galactic latitude by the XMM-Newton EPIC cameras. The characteristics of the EPIC…

Astrophysics · Physics 2009-11-07 D. H. Lumb , R. S. Warwick , M. Page , A. De Luca

Our understanding of the background of the EPIC/pn camera onboard XMM-Newton is incomplete. This affects the study of extended sources and can influence the predictions of the background of future X-ray missions. We provide new results…

Understanding a background is crucial in particular for a study of low surface brightness objects. In order to establish the background subtraction method, we have studied properties of the EPIC background. Count rates of the background…

Astrophysics · Physics 2007-05-23 H. Katayama , I. Takahashi , Y. Ikebe , K. Matsushita , Y. Tanaka , M. Freyberg

We aim to examine the relative cross-calibration accuracy of the on-axis effective areas of the XMM-Newton EPIC pn and MOS instruments. Spectra from a sample of 46 bright, high-count, non-piled-up isolated on-axis point sources are stacked…

Instrumentation and Methods for Astrophysics · Physics 2014-05-08 A. M. Read , M. Guainazzi , S. Sembay

The EPIC detectors on XMM-Newton provide the most sensitive broad band (0.3-12 keV) X-ray spectra to date. Observations of 6 Seyfert 1 galaxies, covering a wide luminosity range, are examined with the aim of identifying the primary X-ray…

Astrophysics · Physics 2007-05-23 Ken Pounds , James Reeves

One of the three cameras behind the X-ray telescopes on board XMM-Newton is equipped with a pn CCD detector. Here the current status of the pn spectral response calibration is summarized. Several parameters describing the spectral response…

Astrophysics · Physics 2007-05-23 F. Haberl , U. G. Briel , K. Dennerl , V. E. Zavlin

We present a spectroscopic study of 41 hard X-ray sources detected serendipitously with high significance (> 5 sigma in the 2-10 keV band) in seven EPIC performance/verification phase observations. The large collecting area of EPIC allows…

Astrophysics · Physics 2009-11-07 E. Piconcelli , M. Cappi , L. Bassani , F. Fiore , G. DiCocco , J. B. Stephen

We present a comprehensive study of the X-ray spectral variability observed in 13 TeV photon emitting high energy peaked BL Lacs(HBLs). These data come from 54 XMM-Newton EPIC-PN pointed observations made during its operational period from…

High Energy Astrophysical Phenomena · Physics 2025-05-01 P. U. Devanand , Alok C. Gupta , V. Jithesh , Paul J. Wiita , Archana Gupta

The EPIC focal plane imaging spectrometers on XMM-Newton use CCDs to record the images and spectra of celestial X-ray sources focused by the three X-ray mirrors. There is one camera at the focus of each mirror; two of the cameras contain…

Astrophysics · Physics 2009-10-31 M. J. L. Turner , A. Abbey , M. Arnaud

The second XMM-Newton serendipitous source catalogue, 2XMM, provides the ideal data base for performing a statistical evaluation of the flux cross-calibration of the XMM-Newton European Photon Imaging Cameras (EPIC). We aim to evaluate the…

Instrumentation and Methods for Astrophysics · Physics 2009-11-13 S. Mateos , R. D. Saxton , A. M. Read , S. Sembay

The EPIC pn CCD camera on board of XMM-Newton is designed to perform high throughput imaging and spectroscopy as well as high resolution timing observations in the energy range of 0.1-15 keV. A temporal resolution of milliseconds or…

Broad band X-ray spectra of high statistical quality obtained with the EPIC instruments on XMM-Newton are being used to address key issues in AGN Physics, including the evidence for strong gravity, massive and energetic outflows and the…

Astrophysics · Physics 2007-05-23 Ken Pounds

High-energy (>20keV) X-ray photon detection at high quantum yield, high spatial resolution and short response time has long been an important area of study in physics. Scintillation is a prevalent method but limited in various ways.…

Instrumentation and Detectors · Physics 2020-09-02 Eldred Lee , Michael R. James , Kaitlin M. Anagnost , Zhehui Wang , Eric R. Fossum , Jifeng Liu

The launch of Chandra and XMM-Newton has led to important new findings concerning the X-ray emission from supernova remnants. These findings are a result of the high spatial resolution with which imaging spectroscopy is now possible, but…

Astrophysics · Physics 2007-05-23 Jacco Vink

The XMM-Newton satellite is the most sensitive X-ray observatory flown to date due to the great collecting area of its mirrors coupled with the high quantum efficiency of the EPIC detectors. It performs slewing manoeuvers between…

Astrophysics · Physics 2007-05-23 M. P. Esquej , B. Altieri , D. Bermejo , M. J. Freyberg , V. Lazaro , A. M. Read , R. D. Saxton

We have observed the radio-quiet X-ray pulsar 1E 1207.4-5209 with the high throughput EPIC cameras onboard XMM-Newton. The spectrum of this peculiar source is characterized by two broad absorption features which present significant…

Astrophysics · Physics 2007-05-23 A. De Luca , S. Mereghetti , P. A. Caraveo , R. P. Mignani , W. Becker , G. F. Bignami

We present the analysis of the broadened, flourescent iron Kalpha line in simultaneous XMM-Newton and RXTE data from the black hole Cygnus X-1. The XMM-Newton data were taken in a modified version of the timing mode of the EPIC-pn camera.…

High Energy Astrophysical Phenomena · Physics 2015-05-30 R. Duro , T. Dauser , J. Wilms , K. Pottschmidt , M. A. Nowak , S. Fritz , E. Kendziorra , M. G. F. Kirsch , C. S. Reynolds , R. Staubert

We report the detection of an extended X-ray nebulosity with an elongation from northeast to southwest in excess of 15$^{\prime\prime}$ in a radial profile and imaging of the recurrent nova T Pyx using the archival data obtained with the…

High Energy Astrophysical Phenomena · Physics 2015-05-18 S. Balman

The Vela supernova remnant (SNR) is a complex region containing a number of sources of non-thermal radiation. The inner section of this SNR, within 2 degrees of the pulsar PSR B0833-45, has been observed by the H.E.S.S. gamma-ray…

Astrophysics · Physics 2008-11-26 Aharonian et al.
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