F. Januschek
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View article: Dataset used for Binary Classification of Light and Dark Time Traces of a Transition Edge Sensor Using Convolutional Neural Networks
Dataset used for Binary Classification of Light and Dark Time Traces of a Transition Edge Sensor Using Convolutional Neural Networks Open
This dataset is the basis of our analysis presented in https://arxiv.org/abs/2509.16243 The data can be accessed through CERN's ROOT software framework, https://root.cern/. Data was measured using a tungsten-based transition edge sensor fa…
View article: Simulation and measurement of blackbody radiation background in a transition edge sensor
Simulation and measurement of blackbody radiation background in a transition edge sensor Open
The Any Light Particle Search II (ALPS II) experiment at Deutsches Elektronen-Synchrotron, Hamburg, is a light-shining-through-a-wall experiment aiming to probe the existence of axions and axionlike particles, which are candidates for dark…
View article: First direct search for light dark matter interactions in a transition-edge sensor
First direct search for light dark matter interactions in a transition-edge sensor Open
We propose the use of transition-edge sensor (TES) single-photon detectors as a simultaneous target and sensor for direct dark matter searches, and report results from the first search of this kind. We perform a 489 h science run with a TE…
View article: Simulations for direct dark matter searches using ALPS II's TES detection system
Simulations for direct dark matter searches using ALPS II's TES detection system Open
Transition Edge Sensors (TES) are superconducting microcalorimeters that can be used for singlephoton detection with extremely low backgrounds. When they are within their superconducting transition region, small temperature fluctuations-li…
View article: Direct dark matter searches using ALPS II's TES detection system
Direct dark matter searches using ALPS II's TES detection system Open
The elusive Dark Matter (DM), proposed due to its gravitational interaction with ordinary matter, supposedly makes up ∼ 25 % of our universe’s energy content. Various models aim to explain the origin and properties of DM, many of these pro…
View article: A TES system for ALPS II - Status and Prospects
A TES system for ALPS II - Status and Prospects Open
The Any Light Particle Search II (ALPS II) is a Light-Shining-through-a-Wall experiment operating at DESY, Hamburg. Its goal is to probe the existence of axions and axion-like particles (ALPs), possible candidates for dark matter. In the A…
View article: A First Application of Machine and Deep Learning for Background Rejection in the ALPS II TES Detector
A First Application of Machine and Deep Learning for Background Rejection in the ALPS II TES Detector Open
Axions and axion‐like particles are hypothetical particles predicted in extensions of the standard model and are promising cold dark matter candidates. The Any Light Particle Search (ALPS II) experiment is a light‐shining‐through‐the‐wall …
View article: A first application of machine and deep learning for background rejection in the ALPS II TES detector
A first application of machine and deep learning for background rejection in the ALPS II TES detector Open
Axions and axion-like particles are hypothetical particles predicted in extensions of the standard model and are promising cold dark matter candidates. The Any Light Particle Search (ALPS II) experiment is a light-shining-through-the-wall …
View article: The TES detector of the ALPS II experiment
The TES detector of the ALPS II experiment Open
The Any Light Particle Search II (ALPS II) experiment is a Light-Shining-through-a-Wall experiment under construction at DESY, Hamburg. Its goal is to probe the existence of Axion Like Particles (ALPs), a possible candidate for dark matter…
View article: Characterising a Single-Photon Detector for ALPS II
Characterising a Single-Photon Detector for ALPS II Open
Transition Edge Sensors (TESs) have found widespread application in fundamental studies due to their low background rate, high efficiency, and excellent energy resolution. This makes them suitable candidates for ALPS II, which investigates…
View article: TES Detector for ALPS II
TES Detector for ALPS II Open
The application of cryogenic single photon detectors has found great use in high precision particle physics experiments such as ALPS (Any Light Particle Search) II, which implements it for fundamental studies to search for new particles. A…
View article: Author Correction: Membrane protein megahertz crystallography at the European XFEL
Author Correction: Membrane protein megahertz crystallography at the European XFEL Open
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
View article: Characterization of the ePix100a and the FastCCd semiconductor detectors for the European XFEL
Characterization of the ePix100a and the FastCCd semiconductor detectors for the European XFEL Open
Here, the European X-ray Free Electron Laser (EuXFEL) is a research facility providing spatially coherent X-ray flashes in the energy range from 0 . 25 keV to 25 keV of unprecedented brilliance and with unique time structure: X-ray pulses …
View article: Status of the laboratory infrastructure for detector calibration and characterization at the European XFEL
Status of the laboratory infrastructure for detector calibration and characterization at the European XFEL Open
The European X-ray Free Electron Laser (XFEL.EU) will provide unprecedented\npeak brilliance and ultra-short and spatially coherent X-ray pulses in an\nenergy range of 0.25 to 25 keV . The pulse timing structure is unique with a\nburst of …
View article: Performance of the LBNL FastCCD for the European XFEL
Performance of the LBNL FastCCD for the European XFEL Open
The European X-ray Free Electron Laser (XFEL.EU) is currently being commissioned in Schenefeld, Germany. From 2017 onwards it will provide spatially coherent X-rays of energies between 0.25\,keV and 25\,keV with a unique timing structure. …
View article: Combined QCD and electroweak analysis of HERA data
Combined QCD and electroweak analysis of HERA data Open
A simultaneous fit of parton distribution functions (PDFs) and electroweak parameters to HERA data on deep inelastic scattering is presented. The input data are the neutral current and charged current inclusive cross sections which were pr…
View article: Combined QCD and electroweak analysis of HERA data
Combined QCD and electroweak analysis of HERA data Open
A simultaneous fit of parton distribution functions (PDFs) and electroweak parameters to HERA data on deep inelastic scattering is presented. The input data are the neutral current and charged current inclusive cross sections which were pr…
View article: Integrated Detector Control and Calibration Processing at the European XFEL
Integrated Detector Control and Calibration Processing at the European XFEL Open
The European X-ray Free Electron Laser is a high-intensity X-ray light source currently being constructed in the area of Hamburg, that will provide spatially coherent X-rays in the energy range between $0.25\,\mathrm{keV}$ and $25\,\mathrm…