123 citations · 330 across the 18 of their papers we have counts for
18 papers
Ground calibration plan for the Athena/X-IFU microcalorimeter spectrometer
Alexeï Molin, François Pajot, Marc Audard +24
The X-ray Integral Field Unit is the X-ray imaging spectrometer on-board one of ESA's next large missions, Athena. Athena is set to investigate the theme of the Hot and Energetic U…
Susceptibility study of TES micro-calorimeters for X-ray spectroscopy under FDM readout
Davide Vaccaro, Hiroki Akamatsu, Luciano Gottardi +15
We present a characterization of the sensitivity of TES X-ray micro-calorimeters to environmental conditions under frequency-domain multiplexing (FDM) readout. In the FDM scheme, e…
ATHENA X-IFU Demonstration Model: First joint operation of the main TES Array and its Cryogenic AntiCoincidence Detector (CryoAC)
M. D'Andrea, K. Ravensberg, A. Argan +28
The X-IFU is the cryogenic spectrometer onboard the future ATHENA X-ray observatory. It is based on a large array of TES microcalorimeters, which works in combination with a Cryoge…
Thermal crosstalk of X-ray transition-edge sensor micro-calorimeters under frequency domain multiplexing readout
Davide Vaccaro, Hiroki Akamatsu, Marcel P. Bruijn +12
We have measured and characterized the thermal crosstalk in two different arrays of transition-edge sensor (TES) X-ray micro-calorimeters with frequency-domain multiplexing (FDM) r…
Demonstration of MHz frequency domain multiplexing readout of 37 transition edge sensors for high-resolution x-ray imaging spectrometers
H. Akamatsu, D. Vaccaro, L. Gottardi +22
We report on the development and demonstration of a MHz frequency domain multiplexing (FDM) technology to read out arrays of cryogenic transition edge sensor (TES) X-ray microcalor…
The development of a testbed for the X-ray Interferometer mission
Roland den Hartog, Phil Uttley, Richard Willingale +3
An X-ray Interferometer (XRI) has recently been proposed as a theme for ESA's Voyage 2050 planning cycle, with the eventual goal to observe the X-ray sky with an unprecedented angu…
Frequency Shift Algorithm: Application to a Frequency-Domain Multiplexing Readout of X-ray Transition-Edge Sensor Microcalorimeters
D. Vaccaro, H. Akamatsu, J. van der Kuur +17
In the frequency-domain multiplexing (FDM) scheme, transition-edge sensors (TES) are individually coupled to superconducting LC filters and AC biased at MHz frequencies through a c…
Thermal simulations of temperature excursions on the Athena X-IFU detector wafer from impacts by cosmic rays
Samantha Lynn Stever, Philippe Peille, Marcel Bruijn +5
We present the design and implementation of a thermal model, developed in COMSOL, aiming to probe the wafer-scale thermal response arising from realistic rates and energies of cosm…
The high energy universe at ultra-high resolution: the power and promise of X-ray interferometry
Phil Uttley, Roland den Hartog, Cosimo Bambi +24
We propose the development of X-ray interferometry (XRI), to reveal the universe at high energies with ultra-high spatial resolution. With baselines which can be accommodated on a…
The Athena X-ray Integral Field Unit
Didier Barret, Thien Lam Trong, Jan-Willem den Herder +100
The X-ray Integral Field Unit (X-IFU) is the high resolution X-ray spectrometer of the ESA Athena X-ray observatory. Over a field of view of 5' equivalent diameter, it will deliver…
Optimising the multiplex factor of the frequency domain multiplexed readout of the TES-based microcalorimeter imaging array for the X-IFU instrument on the Athena Xray observatory
J. van der Kuur, L. G. Gottardi, H. Akamatsu +5
Athena is a space-based X-ray observatory intended for exploration of the hot and energetic universe. One of the science instruments on Athena will be the X-ray Integrated Field Un…
The Athena X-ray Integral Field Unit (X-IFU)
Didier Barret, Thien Lam Trong, Jan-Willem den Herder +88
The X-ray Integral Field Unit (X-IFU) on board the Advanced Telescope for High-ENergy Astrophysics (Athena) will provide spatially resolved high-resolution X-ray spectroscopy from…
Study of the dependency on magnetic field and bias voltage of an AC-biased TES microcalorimeter
Luciano Gottardi, James Adams, Catherine Bailey +15
At SRON we are studying the performance of a Goddard Space Flight Center single pixel TES microcalorimeter operated in an AC bias configuration. For x-ray photons at 6 keV the pixe…
Development of the superconducting detectors and read-out for the X-IFU instrument on board of the X-ray observatory Athena
Luciano Gottardi, Hiroki Akamatsu, Marcel P. Bruijn +6
The Advanced Telescope for High-Energy Astrophysics (Athena) has been selected by ESA as its second large-class mission. The future European X-ray observatory will study the hot an…
Multiplexed readout demonstration of a TES-based detector array in a resistance locked loop
Jan van der Kuur, Luciano Gottardi, Mikko Kiviranta +5
TES-based bolometer and microcalorimeter arrays with thousands of pixels are under development for several space-based and ground-based applications. A linear detector response and…
The Hot and Energetic Universe: The X-ray Integral Field Unit (X-IFU) for Athena+
D. Barret, J. W. den Herder, L. Piro +55
The Athena+ mission concept is designed to implement the Hot and Energetic Universe science theme submitted to the European Space Agency in response to the call for White Papers fo…
ORIGIN: Metal Creation and Evolution from the Cosmic Dawn
J. W. den Herder, L. Piro, T. Ohashi +156
ORIGIN is a proposal for the M3 mission call of ESA aimed at the study of metal creation from the epoch of cosmic dawn. Using high-spectral resolution in the soft X-ray band, ORIGI…
Development of practical soft X-ray imaging spectrometers
G. Brammertz, P. Verhoeve, A. Peacock +4
Cryogenic soft X-ray imaging spectrometers are currently being developed for applications in the fields of Astronomy and material sciences. In this paper we present experiments on…