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List of works by Kristin K. Madsen

3C 273 WITHNuSTAR: UNVEILING THE ACTIVE GALACTIC NUCLEUS

scientific article published in the Astrophysical Journal

A Potential Cyclotron Resonant Scattering Feature in the Ultraluminous X-Ray Source Pulsar NGC 300 ULX1 Seen by NuSTAR and XMM-Newton

scientific article

A broadband X-ray spectral study of the intermediate-mass black hole candidate M82 X-1 with NuSTAR, Chandra, and Swift

scientific article published in the Astrophysical Journal

A candidate dual active galactic nucleus at z = 1.175

scientific article published in the Astrophysical Journal

A hard X-ray study of the ultraluminous X-ray source NGC 5204 X-1 with NuSTAR and XMM-Newton

scientific article published in the Astrophysical Journal

A rapidly spinning supermassive black hole at the centre of NGC 1365.

scientific article

ANuSTAROBSERVATION OF THE CENTER OF THE COMA CLUSTER

scientific article published in the Astrophysical Journal

An extremely luminous and variable ultraluminous X-ray source in the outskirts of Circinus observed with NuSTAR

scientific article published in the Astrophysical Journal

Application of an EMCCD camera for calibration of hard X-ray telescopes

Application of an EMCCD camera for calibration of hard x-ray telescopes

Asymmetries in core-collapse supernovae from maps of radioactive 44Ti in Cassiopeia A.

scientific article published in February 2014

Broadband X-ray imaging and spectroscopy of the Crab nebula and pulsar with NuSTAR

scientific article published in the Astrophysical Journal

Broadband X-ray spectra of the ultraluminous X-ray source Holmberg IX X-1 observed with NuSTAR, XMM-Newton, and Suzaku

scientific article published in the Astrophysical Journal

Calibration of the NuSTAR high-energy focusing X-ray telescope

article

Characterizing X-ray and radio emission in the black hole X-ray binary V404 Cygni during quiescence

scientific article published in the Astrophysical Journal

Design, Qualification, Calibration and Alignment of Position Sensing Detector for the NuSTAR Space Mission

Discovery of coherent pulsations from the ultraluminous X-ray source NGC 7793 P13

Extended hard-X-ray emission in the inner few parsecs of the Galaxy

scientific article

FIRST NuSTAR OBSERVATIONS OF THE BL LAC-TYPE BLAZAR PKS 2155-304: CONSTRAINTS ON THE JET CONTENT AND DISTRIBUTION OF RADIATING PARTICLES

scientific article published in the Astrophysical Journal

First NuSTAR Limits on Quiet Sun Hard X-Ray Transient Events

scientific article published on 8 November 2017

First hard X-ray detection of the non-thermal emission around the Arches cluster: morphology and spectral studies with NuSTAR

scientific article published in the Astrophysical Journal

High-energy X-ray imaging of the pulsar wind nebula MSH 15-52: constraints on particle acceleration and transport

scientific article published in the Astrophysical Journal

High-energy neutrino follow-up search of gravitational wave event GW150914 with ANTARES and IceCube

journal article from 'Physical Review D' published in 2016

Illuminating gravitational waves: A concordant picture of photons from a neutron star merger

scientific article published on 16 October 2017

Kiloparsec-scale spatial offsets in double-peaked narrow-line active galactic nuclei. I. Markers for selection of compelling dual active galactic nucleus candidates

scientific article published in the Astrophysical Journal

Living on a Flare: Relativistic Reflection in V404 Cyg Observed byNuSTARduring Its Summer 2015 Outburst

scientific article published in the Astrophysical Journal

Locating the most energetic electrons in Cassiopeia A

scientific article published in the Astrophysical Journal

Measurement of the Absolute Crab Flux with NuSTAR

scientific article published in the Astrophysical Journal

Mid-infrared selection of active galactic nuclei with the wide-field infrared survey explorer. I. Characterizing WISE-selected active galactic nuclei in COSMOS

scientific article published in the Astrophysical Journal

Multi-messenger Observations of a Binary Neutron Star Merger

scientific article published on 16 October 2017

Multiwavelength study of quiescent states of Mrk 421 with unprecedented hard X-ray coverage provided by NuSTAR in 2013

scientific article published in the Astrophysical Journal

NuSTAR Observations of the Powerful Radio-Galaxy Cygnus A

scientific article published in the Astrophysical Journal

NuSTAR and XMM-Newton observations of the extreme ultraluminous X-ray source NGC 5907 ULX1: a vanishing act

scientific article published in the Astrophysical Journal

NuSTAR detection of a cyclotron line in the supergiant fast X-ray transient IGR J17544−2619

article

NuSTAR observations of the young, energetic radio pulsar PSR B1509-58

scientific article published in the Astrophysical Journal

NuSTAR results and future plans for magnetar and rotation-powered pulsar observations

NuSTAR reveals the hidden nature of SS433

scholarly article published in September 2021

NuSTAR, XMM-Newton, and Suzaku observations of the ultraluminous X-ray source Holmberg II X-1

scientific article published in the Astrophysical Journal

NuSTARDETECTION OF HARD X-RAY PHASE LAGS FROM THE ACCRETING PULSAR GS 0834–430

scientific article published in the Astrophysical Journal

NuSTARDETECTION OF HIGH-ENERGY X-RAY EMISSION AND RAPID VARIABILITY FROM SAGITTARIUS A⋆FLARES

scientific article published in the Astrophysical Journal

NuSTARDISCOVERY OF A 3.76 s TRANSIENT MAGNETAR NEAR SAGITTARIUS A*

article

NuSTARDISCOVERY OF A LUMINOSITY DEPENDENT CYCLOTRON LINE ENERGY IN VELA X-1

scientific article published in the Astrophysical Journal

NuSTAROBSERVATIONS OF MAGNETAR 1E 1841–045

scientific article published in the Astrophysical Journal

NuSTAROBSERVATIONS OF THE BULLET CLUSTER: CONSTRAINTS ON INVERSE COMPTON EMISSION

scientific article published in the Astrophysical Journal

NuSTAROBSERVATIONS OF THE MAGNETAR 1E 2259+586

scientific article published in the Astrophysical Journal

NuSTAROBSERVATIONS OF X-RAY BURSTS FROM THE MAGNETAR 1E 1048.1–5937

scientific article published in the Astrophysical Journal

NuSTARSTUDY OF HARD X-RAY MORPHOLOGY AND SPECTROSCOPY OF PWN G21.5–0.9

scientific article published in the Astrophysical Journal

NuSTARdetection of 4s Hard X-ray Lags from the Accreting Pulsar GS 0834-430

article

Observing the Transient Pulsations of SMC X-1 with NuSTAR

scholarly article

Polarization studies with NuSTAR

Rapid variability of blazar 3C 279 during flaring states in 2013-2014 with joint Fermi-LAT, NuSTAR, Swift, and ground-based multiwavelength observations

scientific article published in the Astrophysical Journal

SN 2010jl: OPTICAL TO HARD X-RAY OBSERVATIONS REVEAL AN EXPLOSION EMBEDDED IN A TEN SOLAR MASS COCOON

scientific article published in the Astrophysical Journal

SN2019wxt: An Ultrastripped Supernova Candidate Discovered in the Electromagnetic Follow-up of a Gravitational Wave Trigger

scientific article published in 2023

Sagittarius ${\rm{A}}* $ High-energy X-Ray Flare Properties during NuStar Monitoring of the Galactic Center from 2012 to 2015

scientific article published in the Astrophysical Journal

Spectral and Timing Properties of IGR J17091–3624 in the Rising Hard State During Its 2016 Outburst

scientific article published in the Astrophysical Journal

Spectro-timing study of GX 339-4 in a hard intermediate state

scientific article published in the Astrophysical Journal

Supernovae. ⁴⁴Ti gamma-ray emission lines from SN1987A reveal an asymmetric explosion.

scientific article published on May 2015

Swift and NuSTAR observations of GW170817: Detection of a blue kilonova.

scientific article published on 16 October 2017

THENuSTAREXTRAGALACTIC SURVEYS: THE NUMBER COUNTS OF ACTIVE GALACTIC NUCLEI AND THE RESOLVED FRACTION OF THE COSMIC X-RAY BACKGROUND

scientific article published in the Astrophysical Journal

The NuSTAR ULX program

article

The Nuclear Spectroscopic Telescope Array (NuSTAR)

article

The Rainwater Memorial Calibration Facility for X-Ray Optics

The broadband XMM-Newton and NuSTAR X-ray spectra of two ultraluminous X-ray sources in the galaxy IC 342

scientific article published in the Astrophysical Journal

The complex accretion geometry of GX 339-4 as seen by NuSTAR and Swift

scientific article published in the Astrophysical Journal

The distribution of radioactive ^44^Ti in Cassiopeia A

scientific article published in the Astrophysical Journal

The first X-ray imaging spectroscopy of quiescent solar active regions with NuSTAR

scientific article published on 16 March 2016

The first focused hard X-ray images of the Sun with nustar

scientific article published on 18 July 2016

The hard X-ray view of the young supernova remnant G1.9+0.3

scientific article published in the Astrophysical Journal

The nuclear spectroscopic telescope array (NuSTAR) high-energy X-ray mission

scientific article published in the Astrophysical Journal

The reflection component from Cygnus X-1 in the soft state measured by NuSTAR and Suzaku

scientific article published in the Astrophysical Journal

The smooth cyclotron line in Her X-1 as seen with nuclear spectroscopic telescope array

scientific article published in the Astrophysical Journal

The soft state of Cygnus X-1 observed with nustar: a variable Corona and a stable inner disk

scientific article published in the Astrophysical Journal

The ultraluminous X-ray sources NGC 1313 X-1 and X-2: a broadband study with NuSTAR and XMM-Newton

scientific article published in the Astrophysical Journal

TheNuSTARHard X-Ray Survey of the Norma Arm Region

article

Timing and flux evolution of the Galactic Center magnetar Sgr J1745-2900

scientific article published in the Astrophysical Journal

WISE discovery of low-metallicity blue compact dwarf galaxies

X-ray polarimetry with the Polarization Spectroscopic Telescope Array (PolSTAR)

X-ray spectral components observed in the afterglow of GRB 130925A

article