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Photoionization and High‐Density Gas
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X-Ray Absorption Events in Cygnus X-1 Observed with Copernicus
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Radiative and Auger Decay of K‐Vacancy Levels in the Ne, Mg, Si, S, Ar, and Ca Isonuclear Sequences
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Resolving the Effects of Resonant X‐Ray Line Scattering in Centaurus X‐3 with Chandra
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Lower mass loss rates in O-type stars: Spectral signatures of dense clumps in the wind of two Galactic O4 stars
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Outmoving Clumps in the Wind of the Hot O Supergiant ζ Puppis
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Two-phase models of quasar emission line regions
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The 1996 Soft State Transition of Cygnus X-1
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Wind dynamics in SMC X-1. 1: Hydrodynamic simulation
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The Ionized Stellar Wind in Vela X-1 during Eclipse
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On the Radial Onset of Clumping in the wind of the b0i Massive star qv nor
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X‐Ray Spectral Study of the Photoionized Stellar Wind in Vela X‐1
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November 2006 |
Laboratory Measurements of the K-Shell Transition Energies in L-Shell ions of si and s
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October 2016 |
Radiation-driven winds in X-ray binaries
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Predictions for mass-loss rates and terminal wind velocities of massive O-type stars
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January 2012 |
The distribution of X-ray dips with orbital phase in Cygnus X-1
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Hydrodynamic simulations of stellar wind disruption by a compact X-ray source
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ANS observations of Cygnus X-1
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A generalized porosity formalism for isotropic and anisotropic effective opacity and its effects on X-ray line attenuation in clumped O star winds: A generalized porosity formalism
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Theoretical energies for the n = 1 and 2 states of the helium isoelectronic sequence up to Z = 100
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July 1988 |
A Multiwavelength Study of Cygnus x-1: the First Mid-Infrared Spectroscopic Detection of Compact jets
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Formation of wind-captured disks in supergiant X-ray binaries: Consequences for Vela X-1 and Cygnus X-1
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February 2019 |
Radiation-driven winds in Of stars
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January 1975 |
High-resolution X-ray spectroscopy of bright O-type stars
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October 2006 |
Long term variability of Cygnus X-1: V. State definitions with all sky monitors
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June 2013 |
The X‐Ray Spectrum and Global Structure of the Stellar Wind in Vela X‐1
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November 1999 |
He-like Ions as Practical Astrophysical Plasma Diagnostics: From Stellar Coronae to Active Galactic Nuclei
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December 2010 |
Orbital, precessional and flaring variability of Cygnus X-1
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November 1999 |
Time-dependent models of radiatively driven stellar winds. I - Nonlinear evolution of instabilities for a pure absorption model
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December 1988 |
Discovery of Two Types of X‐Ray Dips in Cygnus X‐1
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January 2002 |
Chandra X-ray spectroscopy of focused wind in the Cygnus X-1 system : II. The non-dip spectrum in the low/hard state – modulations with orbital phase
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May 2016 |
The First High‐Resolution X‐Ray Spectrum of Cygnus X‐1: Soft X‐Ray Ionization and Absorption
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February 2002 |
Instabilities in line-driven stellar winds. I - Dependence on perturbation wavelength
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Long term variability of Cygnus X-1: VII. Orbital variability of the focussed wind in Cyg X-1/HDE 226868 system⋆
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April 2015 |
X-ray and ultraviolet spectroscopy of Cygnus X-1 = HDE 226868
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April 1980 |
Gaia Data Release 2 distances and peculiar velocities for Galactic black hole transients
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March 2019 |
CORONA, JET, AND RELATIVISTIC LINE MODELS FOR SUZAKU / RXTE / CHANDRA -HETG OBSERVATIONS OF THE CYGNUS X-1 HARD STATE
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January 2011 |
The Spectrum of HDE 226868 (=CYGNUS X-1)
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Stellar Wind Variations during the X‐Ray High and Low States of Cygnus X‐11,2
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Clumping in the inner winds of hot, massive stars from hydrodynamical line-driven instability simulations
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The clumpy absorber in the high-mass X-ray binary Vela X-1
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A CLUMPY STELLAR WIND AND LUMINOSITY-DEPENDENT CYCLOTRON LINE REVEALED BY THE FIRST SUZAKU OBSERVATION OF THE HIGH-MASS X-RAY BINARY 4U 1538–522
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August 2014 |
SAS 3 observations of Cygnus X-1 - The intensity dips
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Ultraviolet Observations of the X‐Ray Photoionized Wind of Cygnus X‐1 during X‐Ray Soft/High State1
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May 2008 |
Resolving the Composite Fe Kα Emission Line in the Galactic Black Hole Cygnus X‐1 with Chandra
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October 2002 |
Origin of the X-ray off-states in Vela X-1
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February 2015 |
Probing the Inflow/Outflow and Accretion Disk of Cygnus X‐1 in the High State with the Chandra High Energy Transmission Grating
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November 2003 |
THE REFLECTION COMPONENT FROM CYGNUS X-1 IN THE SOFT STATE MEASURED BY NuSTAR AND SUZAKU
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December 2013 |
Clumped stellar winds in supergiant high-mass X-ray binaries: X-ray variability and photoionization: Clumped stellar winds in HMXBs
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March 2012 |
Long term variability of Cygnus X-1: IV. Spectral evolution 1999–2004
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January 2006 |
CHANDRA X-RAY SPECTROSCOPY OF THE FOCUSED WIND IN THE CYGNUS X-1 SYSTEM. I. THE NONDIP SPECTRUM IN THE LOW/HARD STATE
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December 2008 |
The mass of the Black hole in Cygnus x-1
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November 2011 |
The Trigonometric Parallax of Cygnus x-1
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November 2011 |
Two-dimensional simulations of the line-driven instability in hot-star winds
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July 2003 |
Bright OB stars in the Galaxy: III. Constraints on the radial stratification of the clumping factor in hot star winds from a combined H$\mathsf{_{\alpha}}$, IR and radio analysis
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Optical Identification of Cygnus X-1
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September 1971 |
THE ULTRAVIOLET SPECTRUM AND PHYSICAL PROPERTIES OF THE MASS DONOR STAR IN HD 226868 = Cygnus X-1
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Enhanced winds and tidal streams in massive X-ray binaries
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April 1991 |
Towards a Unified View of Inhomogeneous Stellar Winds in Isolated Supergiant Stars and Supergiant High Mass X-Ray Binaries
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March 2017 |
Search for scattered X-ray halos around variable sources - The X-ray halo of Cygnus X-1
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December 1985 |
Beyond XSPEC: Toward Highly Configurable Astrophysical Analysis
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July 2008 |
NuSTAR AND SUZAKU OBSERVATIONS OF THE HARD STATE IN CYGNUS X-1: LOCATING THE INNER ACCRETION DISK
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July 2015 |
The Chandra High‐Energy Transmission Grating: Design, Fabrication, Ground Calibration, and 5 Years in Flight
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Publications of the Astronomical Society of the Pacific, Vol. 117, Issue 836
https://doi.org/10.1086/432898
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October 2005 |
Wind Accretion and State Transitions in Cygnus X‐1
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January 2003 |
[ITAL]ASCA[/ITAL] Observation of Cygnus X-1 in the Soft State: Mass of the Compact Object
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August 1997 |
Rossi X‐Ray Timing Explorer Observation of Cygnus X‐1. II. Timing Analysis
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January 1999 |
X-Ray Variations at the Orbital Period from Cygnus x-1 in the High/Soft State
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January 2010 |
Bright OB stars in the Galaxy: II. Wind variability in O supergiants as traced by H
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September 2005 |
The shadow wind in high-mass X-ray binaries
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November 1994 |
2D wind clumping in hot, massive stars from hydrodynamical line-driven instability simulations using a pseudo-planar approach
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March 2018 |
Low charge states of Si and S in Cygnus X-1
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September 2013 |
Lepto-hadronic model for the broadband emission of Cygnus X-1
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November 2015 |
The Optical Spectrum of HDE 226868=Cygnus X-1. III. A Focused Stellar Wind Model for He II lambda 4686 Emission
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May 1986 |
The optical spectrum of HDE 226868 = Cygnus X-1. II - Spectrophotometry and mass estimates
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May 1986 |
Observation of an absorption dip in the X-ray intensity CYG X-1.
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July 1974 |
Atomic Data for Permitted Resonance Lines of Atoms and Ions from H to Si, and S, Ar, Ca, and Fe
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September 1996 |
X-ray wind tomography of the highly absorbed HMXB IGR J17252–3616
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December 2010 |
Superorbital variability of X-ray and radio emission of Cyg X-1 - II. Dependence of the orbital modulation and spectral hardness on the superorbital phase
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September 2008 |
On the Absorption of X‐Rays in the Interstellar Medium
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October 2000 |
Using the X-Ray dust Scattering halo of Cygnus x-1 to Determine Distance and dust Distributions
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August 2011 |
The Discordance of Mass‐Loss Estimates for Galactic O‐Type Stars
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February 2006 |
Mass Loss from Three OB Supergiants in Orion
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November 1967 |
Cygnus X-1—a Spectroscopic Binary with a Heavy Companion ?
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January 1972 |
Spectroscopy of the Stellar Wind in the Cygnus X-1 System
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