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Authors whose works are in public domain in at least one jurisdiction

List of works by Aneta Siemiginowska

1-50 of 154 results

ChandraStudy of an Overdensity of X‐Ray Sources around Two Distant (z ∼ 0.5) Clusters

scientific article published in the Astrophysical Journal

Ten simple rules for the care and feeding of scientific data

scientific article

Constraints on black hole growth, quasar lifetimes, and Eddington ratio distributions from the SDSS broad-line quasar black hole mass function

scientific article published in the Astrophysical Journal

Strong lens time delay challenge. II. Results of TDC1

scientific article published in the Astrophysical Journal

The Chandra-COSMOS survey – IV. X-ray spectra of the bright sample

scientific article

Testing Models for the Quasar Big Blue Bump via Color-Color Diagrams

scientific article published in the Astrophysical Journal

Are the variations in quasar optical flux driven by thermal fluctuations?

scholarly article

Bayesian Estimation of Hardness Ratios: Modeling and Computations

scientific article published in the Astrophysical Journal

Chandra discovery of a 300 kiloparsec X-ray jet in the gigahertz-peaked spectrum quasar PKS 1127-145

scientific article published in January 2002

Chandra observations of the QSO pair Q2345+007: binary or massive dark lens

scholarly article

The complex optical to soft x-ray spectrum of the low-redshift radio-quiet quasars

scientific article published in the Astrophysical Journal

Infrared to x-ray spectral energy distributions of high redshift quasars

scientific article published in Astronomical Journal

The BeppoSAX View of the X-Ray Active Nucleus of NGC 4258

scientific article published in the Astrophysical Journal

Statistics, handle with care: detecting multiple model components with the likelihood ratio test

scientific article published in January 2002

Observational Constraints on the Dependence of Radio‐Quiet Quasar X‐Ray Emission on Black Hole Mass and Accretion Rate

scholarly article

Giant lobes of Centaurus a radio galaxy observed with the Suzaku X-ray satellite

scientific article published in the Astrophysical Journal

Chandra detection of X-ray absorption associated with a damped Ly{alpha} system

scientific article published in January 2001

Accretion and Nuclear Activity of Quiescent Supermassive Black Holes. II. Optical Study and Interpretation

scientific article published in the Astrophysical Journal

Constraining the Black Hole Mass and Accretion Rate in the Narrow‐Line Seyfert 1 Galaxy RE J1034+396

scientific article published in the Astrophysical Journal

A deep Chandra look at the low-L_B_ elliptical NGC 821: X-ray binaries, a galactic wind, and emission at the nucleus

scientific article published in January 2007

ASCA observations of two steep soft X-ray quasars

scientific article published on 21 July 1998

Radiation pressure instability driven variability in the accreting black holes

scientific article published in January 2002

150 keV Emission from PKS 2149–306 with BeppoSAX

scientific article published in 'The Astrophysical Journal' in November 2000

X-ray spectral evolution of high redshift quasars

scientific article published in Astronomical Journal

Evolution of an accretion disk in an active galactic nucleus

scientific article published in January 1996

BeppoSAX observations of Narrow-Line Seyfert 1 galaxies

scientific article published in Astronomy and Astrophysics

Radiation pressure instability as a variability mechanism in the microquasar GRS 1915+105

XMM-Newton discovery of a Compton-thick AGN in the GPS galaxy Mkn 668

scientific article published in January 2004

Dynamics and high-energy emission of the flaring HST-1 knot in the M 87 jet

scientific article published in January 2006

On the turbulent {alpha}-disks and the intermittent activity in active galactic nuclei

scientific article published in January 2004

Flexible and scalable methods for quantifying stochastic variability in the era of massive time-domain astronomical data sets

scientific article published in January 2014

A survey of low-luminosity compact sources and its implication for the evolution of radio-loud active galactic nuclei - I. Radio data

scientific article published in January 2010

The X‐Ray–faint Emission of the Supermassive Nuclear Black Hole of IC 1459

scientific article published in the Astrophysical Journal

Serendipitous discovery of an extended X-ray jet without a radio counterpart in a high-redshift quasar

scholarly article

Chandra observations of the quiescent nuclear black hole of NGC 821: evidence of nuclear activity

scientific article published in January 2004

Chandra survey of radio-quiet, high-redshift quasars

scientific article published in January 2003

Accretion disk instabilities, cold dark matter models, and their role in quasar evolution

scholarly article

Evidence for a TDE origin of the radio transient Cygnus A-2

article

Detecting relativistic X-ray jets in high-redshift quasars

scholarly article

First X-ray observations of low-power compact steep spectrum sources

scientific article published in January 2014

Stochastic modeling of the Fermi/LAT {gamma}-ray blazar variability

scientific article published in January 2014

Studies on slow radio transients

scientific article published in November 2021

Deep Chandra Observations of ESO 428-G014. IV. The Morphology of the Nuclear Region in the Hard Continuum and Fe Kα Line

A stochastic model for the luminosity fluctuations of accreting black holes

scientific article published in January 2011

Realizing the potential of astrostatistics and astroinformatics

Simulated spectral states of active galactic nuclei and observational predictions

scientific article published in January 2011

The origin of emission and absorption features in Ton S180 Chandra observations

scientific article published in January 2004

Jet emission in young radio sources: a Fermi large area telescope gamma-ray view

scholarly article

X-ray cluster associated with the z = 1.063 CSS quasar 3C 186: the jet is not frustrated

The Complex Optical to Soft X-Ray Spectrum of Low-Redshift Radio-quiet Quasars. II. Comparison with Free-Free and Accretion Disk Models

scientific article published in the Astrophysical Journal