• IGR J16318-4848: 7 years of INTEGRAL observations 

  Barragán, Laura; Wilms, Jörn; Kreykenbohm, Ingo; Hanke, Manfred; Fürst, Felix; Pottschmidt, Katja; Rothschild, Richard E. (Proceedings of Science, 2011-11-16)

  Since the discovery of IGR J16318−4848 in 2003 January, INTEGRAL has accumulated more than 5.8 Ms in IBIS/ISGRI. We present the first extensive analysis of the archival INTEGRAL data (IBIS/ISGRI, and JEM-X when available) ...

• Suzaku captures a possible eclipse in IGR J16207-5129 and identifies a weak-flaring state in IGR J17391-3021 

  Bodaghee, Arash; Tomsick, John A.; Rodriguez, Jérôme; Chaty, Sylvain; Pottschmidt, Katja; Walter, Roland; Romano, Patrizia (Proceedings of Science, 2011-11-16)

  We present the results from analyses of Suzaku observations of the supergiant X-ray binaries IGR J16207−5129 and IGR J17391−3021. For IGR J16207−5129, we provide the first broadband (0.5–60 keV) spectrum from which we ...

• The INTEGRAL Galactic Bulge monitoring program: Spectral study 

  Barragán, Laura; Kuulkers, Erik; Kretschmar, Peter; Wilms, Jörn; Pottschmidt, Katja; Lohfink, Anne (Proceedings of Science, 2011-11-16)

  The center of the Milky Way is a region crowded with X-ray binaries of all kinds: High Mass X-ray Binaries (HMXBs) and Low Mass X-ray Binaries (LMXBs) containing neutron stars or black holes as the compact objects of the ...

• Understanding Cyclotron Lines in the Spectra of Accreting Neutron Stars 

  Kretschmar, P.; Schonherr, G.; Wilms, J.; Nishimura, O.; Kreykenbohm, I.; Staubert, R.; Klochkov, D.; Santangelo, A.; Caballero, I.; Ferrigno, C.; Pottschmidt, Katja; Rothschild, R.; Rivers, E.; Suchy, S.; McBride, V. (2010-02)

  Cyclotron lines are formed through transitions of electrons between discrete Landau levels in the accretion columns of accreting neutron stars with strong (B ∼ 10¹² G) magnetic fields. We summarize recent results on the ...

• Suzaku observation of IGR J16318-4848 

  Barragán, L.; Wilms, J.; Pottschmidt, Katja; Nowak, M. A.; Kreykenbohm, I.; Walter, R.; Tomsick, J. A. (EDP Sciences, 2009-10-27)

  We report on the first Suzaku observation of IGR J16318-4848, the most extreme example of a new group of highly absorbed X-ray binaries that have recently been discovered by the International Gamma-Ray Astrophysics Laboratory ...

• INTEGRAL observes enhanced activity of A0535+26 outside of outbursts 

  Caballero, I.; Lebrun, F.; Rodriguez, J.; Soldi, S.; Mattana, F.; Santangelo, A.; Wilms, J.; Kreykenbohm, I.; Kretschmar, P.; Ferrigno, C.; Pottschmidt, Katja; Rothschild, R. (The Astronomer's Telegram, 2010-03-20)

• Cygnus X-1: shedding light on the spectral variability of the hard state of black holes 

  Grinberg, Victoria; Marcu, Diana M.; Pottschmidt, Katja; Böck, Moritz; Wilms, Jörn; Bel, Marion Cadolle; Lohfink, Anne M.; Fürst, Felix; Hanke, Manfred; Nowak, Michael A.; Markoff, Sera B.; Markowitz, Alex; Tomsick, John A.; Rodriguez, Jérôme; Pooley, Guy G.; Caballero, Isabel (Proceedings of Science, 2011-11-16)

  We present an analysis of extensive recent monitoring observations of the black hole X-ray binary Cygnus X-1 obtained as part of the 2007 to 2010 Cygnus Region Key Programme observations of the INTEGRAL mission. Cyg X-1 ...

• New outburst of A0535+26 observed with INTEGRAL, RXTE, Suzaku, and Swift 

  Caballero, I.; Santangelo, A.; Pottschmidt, Katja; Klochkov, D.; Rodriguez, J.; Wilms, J.; Kreykenbohm, I.; Kretschmar, P.; Ferrigno, C.; Rothschild, R.; Suchy, S. (The Astronomer's Telegram, 2010-04-07)

• INTEGRAL observations of Cygnus X-3 

  Tomsick, J. A.; Tramacere, A.; Ferrigno, C.; Corbel, S.; Bodaghee, A.; Migliari, S.; Pooley, G.; Pottschmidt, Katja; Rodriguez, J.; Wilms, J. (The Astronomer's Telegram, 2010-05-27)

• RXTE observations of the 1A 1118–61 in an outburst, and the discovery of a cyclotron line 

  Doroshenko, V.; Suchy, S.; Santangelo, A.; Staubert, R.; . Kreykenbohm, I.; Rothschild, R.; Pottschmidt, Katja; Wilms, J. (EDP Sciences, 2010-06-10)

  We present the analysis of RXTE monitoring data obtained during the 2009 January outburst of the hard X-ray transient 1A 1118–61. Using these observations the broadband (3.5–120 keV) spectrum of the source was measured for ...

• INTEGRAL and RXTE observations of XTE J1946+274 in outburst 

  Caballero, I.; Pottschmidt, Katja; Bozzo, E.; Ferrigno, C.; Neronov, A.; Santangelo, A.; Klochkov, D.; Staubert, R.; Kretschmar, P.; Wilms, J.; Kreykenbohm, I.; Fuerst, F.; Schoenherr, G.; Rothschild, R.; Suchy, S. (The Astronomer's Telegram, 2010-06-23)

• The magnetic field of neutron stars: What cyclotron lines can tell us 

  Schönherr, Gabriele; Wilms, J.; Kreykenbohm, I.; Kretschmar, P.; Rothschild, R.E.; Suchy, S.; Pottschmidt, Katja; McBride, V.; Caballero, I.; Ferrigno, C.; Klochkov, D.; Santangelo, A.; Staubert, R. (2009-09)

• New outburst of A0535+26 observed with INTEGRAL, RXTE and Suzaku 

  Caballero, I.; Pottschmidt, Katja; Barragán, L.; Ferrigno, C.; Kretschmar, P.; Suchy, S.; Wilms, J.; Santangelo, A.; Kreykenbohm, I.; Rothschild, R.; Klochkov, D.; Staubert, R.; Finger, M. H.; Camero-Arranz, A.; Makishima, K.; Mihara, T.; Nakajima, M.; Enoto, T.; Iwakiri, W.; Terada, Y. (Proceedings of Science, 2010-06-11)

  A normal outburst of the Be/X-ray binary system A0535+26 has taken place in August 2009. It is the fourth in a series of normal outbursts that have occured around the periastron passage of the source, but is unusual by ...

• A broadband X-ray study of the dwarf nova SS Cyg during quiescence and outburst 

  Dutta, Anirban; Rana, Vikram; Mukai, Koji; Lopes de Oliveira, Raimundo

  We present a broadband X-ray study (∼0.3-50 keV) of the dwarf nova SS Cyg highlighting the changes in the accretion during two phases, the quiescence and the outburst states. The investigation was based on simultaneous ...

• Pointer states and quantum Darwinism with 2-body interactions 

  Duruisseau, Paul; Touil, Akram; Deffner, Sebastian

  Quantum Darwinism explains the emergence of classical objectivity within a quantum universe. However, to date most research in quantum Darwinism has focused on specific models and their stationary properties. To further ...

• Broad band energy spectrum and a low frequency QPO from H1743-322 in the hard state revealed by INTEGRAL and Swift observations 

  Rodriguez, J.; Bel, M. Cadolle; Tomsick, J. A.; Hannikainen, D.; Pottschmidt, Katja; Kuulkers, E.; Corbel, S.; Coriat, M.; Goldwurm, A.; Russell, D. M.; Wilms, J. (The Astronomer's Telegram, 2011-04-13)

• RXTE Monitoring of Cyg X-1 in its current transitional state 

  Grinberg, V.; Boeck, M.; Pottschmidt, Katja; Nowak, M. A.; Uttley, P.; Tomsick, J. A.; Bodaghee, A.; Markoff, S.; Pooley, G.; Kreykenbohm, I.; Wilms, J. (The Astronomer's Telegram, 2010-07-22)

• Discovery of the Pulse Period of IGR J16493-4348 from RXTE PCA Observations 

  Corbet, Robin; Pearlman, Aaron B.; Pottschmidt, Katja (The Astronomer's Telegram, 2010-07-31)

• INTEGRAL detection of high energy emission from XMMSL1 J171900.4-353217 

  Ishibashi, W.; Bozzo, E.; Terrier, R.; Mereghetti, S.; Pottschmidt, Katja; et al (The Astronomer's Telegram, 2010-08-18)

• INTEGRAL and Swift follow-up observations of XMMSL1 J171900.4-353217 

  Pavan, L.; Terrier, R.; Bozzo, E.; Ferrigno, C.; Pottschmidt, Katja; et al (The Astronomer's Telegram, 2010-08-23)

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