908 citations · 19k across the 342 of their papers we have counts for
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Black hole lightning due to particle acceleration at subhorizon scales
MAGIC Collaboration, J. Aleksić, S. Ansoldi +151
Supermassive black holes with masses of millions to billions of solar masses are commonly found in the centers of galaxies. Astronomers seek to image jet formation using radio inte…
5.9 keV Mn K-shell X-ray luminosity from the decay of 55Fe in Type Ia supernova models
I. R. Seitenzahl, A. Summa, F. Krauss +12
We show that the X-ray line flux of the Mn Kalpha line at 5.9 keV from the decay of 55Fe is a promising diagnostic to distinguish between Type Ia supernova (SN Ia) explosion models…
Long-term change in the cyclotron line energy in Hercules X-1
R. Staubert, D. Klochkov, J. Wilms +5
Aims. We investigate the long-term evolution of the Cyclotron Resonance Scattering Feature (CRSF) in the spectrum of the binary X-ray pulsar Her X-1 and present evidence of a true…
No Time for Dead Time: Timing analysis of bright black hole binaries with NuSTAR
Matteo Bachetti, Fiona A. Harrison, Rick Cook +20
Timing of high-count rate sources with the NuSTAR Small Explorer Mission requires specialized analysis techniques. NuSTAR was primarily designed for spectroscopic observations of s…
Constraining the neutrino emission of gravitationally lensed Flat-Spectrum Radio Quasars with ANTARES data
S. Adrián-Martínez, A. Albert, M. André +134
This paper proposes to exploit gravitational lensing effects to improve the sensitivity of neutrino telescopes to the intrinsic neutrino emission of distant blazar populations. Thi…
The LOFT Ground Segment
E. Bozzo, A. Antonelli, A. Argan +27
LOFT, the Large Observatory For X-ray Timing, was one of the ESA M3 mission candidates that completed their assessment phase at the end of 2013. LOFT is equipped with two instrumen…
The design of the wide field monitor for LOFT
S. Brandt, M. Hernanz, L. Alvarez +41
LOFT (Large Observatory For x-ray Timing) is one of the ESA M3 missions selected within the Cosmic Vision program in 2011 to carry out an assessment phase study and compete for a l…
Confirming the thermal Comptonization model for black hole X-ray emission in the low-hard state
M. Castro, F. D'Amico, J. Braga +3
Hard X-ray spectra of black hole binaries in the low/hard state are well modeled by thermal Comptonization of soft seed photons by a corona-type region with \thinspace…
The role of the reflection fraction in constraining black hole spin
T. Dauser, J. Garcia, M. L. Parker +2
In many active galaxies, the X-ray reflection features from the innermost regions of the accretion disc are relativistically distorted. This distortion allows us to measure paramet…
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
Paul B. Hemphill, Richard E. Rothschild, Alex Markowitz +3
We present results from the first Suzaku observation of the high-mass X-ray binary 4U 1538-522. The broad-band spectral coverage of Suzaku allows for a detailed spectral analysis,…
TANAMI monitoring of Centaurus A: The complex dynamics in the inner parsec of an extragalactic jet
C. Müller, M. Kadler, R. Ojha +24
Centaurus A is the closest radio-loud active galaxy. Very Long Baseline Interferometry (VLBI) enables us to study the jet-counterjet system on milliarcsecond (mas) scales, providin…
Future mmVLBI Research with ALMA: A European vision
R. P. J. Tilanus, T. P. Krichbaum, J. A. Zensus +165
Very long baseline interferometry at millimetre/submillimetre wavelengths (mmVLBI) offers the highest achievable spatial resolution at any wavelength in astronomy. The anticipated…
TANAMI Blazars in the IceCube PeV Neutrino Fields
F. Krauß, M. Kadler, K. Mannheim +39
The IceCube Collaboration has announced the discovery of a neutrino flux in excess of the atmospheric background. Due to the steeply falling atmospheric background spectrum, events…
Formation of phase lags at the cyclotron energies in the pulse profiles of magnetized, accreting neutron stars
G. Schönherr, F. -W. Schwarm, S. Falkner +13
Context: Accretion-powered X-ray pulsars show highly energy-dependent and complex pulse-profile morphologies. Significant deviations from the average pulse profile can appear, in p…
Deep sea tests of a prototype of the KM3NeT digital optical module
S. Adrián-Martínez, M. Ageron, F. Aharonian +247
The first prototype of a photo-detection unit of the future KM3NeT neutrino telescope has been deployed in the deep waters of the Mediterranean Sea. This digital optical module has…
Constraints on the winds of hot subdwarf stars from X-ray observations of two sdB binaries with compact companions: CD -30 11223 and PG 1232-136
S. Mereghetti, N. La Palombara, P. Esposito +5
Little observational data are available on the weak stellar winds of hot subdwarf stars of B spectral type (sdB). Close binary systems composed of an sdB star and a compact object…
Spectral and Timing Nature of the Symbiotic X-ray Binary 4U 1954+319: The Slowest Rotating Neutron Star in an X-ray Binary System
Teruaki Enoto, Makoto Sasano, Shin'ya Yamada +7
The symbiotic X-ray binary 4U 1954+319 is a rare system hosting a peculiar neutron star (NS) and an M-type optical companion. Its ~5.4h NS spin period is the longest among all know…
Confirmation of a High Magnetic Field in GRO J1008-57
Eric C. Bellm, Felix Fuerst, Katja Pottschmidt +11
GRO J100857 is a high-mass X-ray binary for which several claims of a cyclotron resonance scattering feature near 80 keV have been reported. We use NuSTAR, Suzaku, and Swift dat…
NuSTAR Discovery of a cyclotron line in KS 1947+300
Felix Fuerst, Katja Pottschmidt, Joern Wilms +39
We present a spectral analysis of three simultaneous NuSTAR and Swift/XRT observations of the transient Be-neutron star binary KS 1947+300 taken during its outburst in 2013/2014. T…
A Hard X-Ray Power-Law Spectral Cutoff in Centaurus X-4
Deepto Chakrabarty, John A. Tomsick, Brian W. Grefenstette +17
The low-mass X-ray binary Cen X-4 is the brightest and closest (<1.2 kpc) quiescent neutron star transient. Previous 0.5-10 keV X-ray observations of Cen X-4 in quiescence identifi…
Searches for Point-like and extended neutrino sources close to the Galactic Centre using the ANTARES neutrino Telescope
ANTARES Collaboration, S. Adrián-Martínez, A. Albert +135
A search for cosmic neutrino sources using six years of data collected by the ANTARES neutrino telescope has been performed. Clusters of muon neutrinos over the expected atmospheri…
The Atmospheric Monitoring system of the JEM-EUSO telescope
S. Toscano, A. Neronov, M. D. Rodríguez Frías +1
The JEM-EUSO observatory on board of the International Space Station (ISS) is a proposed pioneering space mission devoted to the investigation of Ultra High Energy Cosmic Rays (UHE…
Long term variability of Cygnus X-1: VI. Energy-resolved X-ray variability 1999-2011
V. Grinberg, K. Pottschmidt, M. Böck +11
We present the most extensive analysis of Fourier-based X-ray timing properties of the black hole binary Cygnus X-1 to date, based on 12 years of bi-weekly monitoring with RXTE fro…
The accretion environment in Vela X-1 during a flaring period using XMM-Newton
Silvia Martínez-Núñez, José Miguel Torrejón, Matthias Kühnel +8
We present analysis of 100 ks contiguous XMM-Newton data of the prototypical wind accretor Vela X-1. The observation covered eclipse egress between orbital phases 0.134 and 0.265,…