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View article: Investigations of charge collection and signal timing in a multi-pixel silicon drift detector
Investigations of charge collection and signal timing in a multi-pixel silicon drift detector Open
Sterile neutrinos are a minimal extension of the Standard Model of particle physics and a promising candidate for dark matter if their mass is in the keV-range. The Karlsruhe Tritium Neutrino experiment (KATRIN), equipped with a novel mult…
View article: Read-out Electronics for SDD-based Compton detection in astronomical X-ray polarimetry
Read-out Electronics for SDD-based Compton detection in astronomical X-ray polarimetry Open
We present a readout electronics system designed for Compton scattering detection using silicon drift detectors (SDDs). This system represents the first component of a Compton telescope to be integrated into a CubeSat module as part of the…
View article: Silicon Drift Detectors for the Measurement and Reconstruction of Beta Spectra
Silicon Drift Detectors for the Measurement and Reconstruction of Beta Spectra Open
The ASPECT-BET project, or An sdd-SPECTrometer for BETa decay studies, aims to develop a novel technique for the precise measurement of forbidden beta spectra in the 10 keV–1 MeV range. This technique employs a Silicon Drift Detector (SDD)…
View article: Investigation of electron backscattering on silicon drift detectors for the sterile neutrino search with TRISTAN
Investigation of electron backscattering on silicon drift detectors for the sterile neutrino search with TRISTAN Open
Sterile neutrinos are hypothetical particles in the minimal extension of the Standard Model of Particle Physics. They could be viable dark matter candidates if they have a mass in the keV range. The Karlsruhe tritium neutrino (KATRIN) expe…
View article: All the Little Things in Abell 2744: $>$1000 Gravitationally Lensed Dwarf Galaxies at $z=0-9$ from JWST NIRCam Grism Spectroscopy
All the Little Things in Abell 2744: $>$1000 Gravitationally Lensed Dwarf Galaxies at $z=0-9$ from JWST NIRCam Grism Spectroscopy Open
Dwarf galaxies hold the key to crucial frontiers of astrophysics, however, their faintness renders spectroscopy challenging. Here we present the JWST Cycle 2 survey, All the Little Things (ALT, PID 3516), which is designed to seek late-for…
View article: Investigations of Charge Collection and Signal Timing in a multi-pixel Silicon Drift Detector
Investigations of Charge Collection and Signal Timing in a multi-pixel Silicon Drift Detector Open
Sterile neutrinos are a minimal extension of the Standard Model of particle physics and a promising candidate for dark matter if their mass is in the keV-range. The Karlsruhe Tritium Neutrino experiment (KATRIN), equipped with a novel mult…
View article: Spectroscopic performance of detectors for Athena’s WFI: measurements and simulation
Spectroscopic performance of detectors for Athena’s WFI: measurements and simulation Open
The depleted p-channel field effect transistor is the chosen sensor type for\nthe Wide Field Imager of the Athena mission. It will be used in two types of\ncameras. One will enable observations of a field of view of 40' x 40' by using\nan …
View article: A thermionic electron gun to characterize silicon drift detectors with electrons
A thermionic electron gun to characterize silicon drift detectors with electrons Open
The TRISTAN detector is a new detector for electron spectroscopy at the Karlsruhe Tritium Neutrino (KATRIN) experiment. The semiconductor detector utilizes the silicon drift detector technology and will enable the precise measurement of th…
View article: Development of a silicon drift detector array to search for keV-scale sterile neutrinos with the KATRIN experiment
Development of a silicon drift detector array to search for keV-scale sterile neutrinos with the KATRIN experiment Open
Sterile neutrinos in the keV mass range present a viable candidate for dark matter. They can be detected through single β -decay, where they cause small spectral distortions. The Karlsruhe Tritium Neutrino (KATRIN) experiment aims to searc…
View article: Measurement of the $^{14}$C spectrum with Silicon Drift Detectors: towards the study of forbidden $β$ transitions
Measurement of the $^{14}$C spectrum with Silicon Drift Detectors: towards the study of forbidden $β$ transitions Open
The ASPECT-BET (An sdd-SPECTrometer for BETa decay studies) project aims to develop a novel technique for the precise measurement of forbidden $β$ spectra in the 10 keV - 1 MeV range. This technique uses a Silicon Drift Detector (SDD) as t…
View article: Development of a Silicon Drift Detector Array to Search for keV-scale Sterile Neutrinos with the KATRIN Experiment
Development of a Silicon Drift Detector Array to Search for keV-scale Sterile Neutrinos with the KATRIN Experiment Open
Sterile neutrinos in the keV mass range present a viable candidate for dark matter. They can be detected through single $β$ decay, where they cause small spectral distortions. The Karlsruhe Tritium Neutrino (KATRIN) experiment aims to sear…
View article: First measurement results from DANAE - Demonstrating DePFET RNDR on a prototype Matrix
First measurement results from DANAE - Demonstrating DePFET RNDR on a prototype Matrix Open
In the search for dark matter particle candidates, the mass region below 1 GeV/c ^2 is relatively unprobed. Utilizing a low-noise silicon sensor as a sensitive target material, we aim to study the event signature of recoils between dark…
View article: Report on scipost_202211_00018v1
Report on scipost_202211_00018v1 Open
In the search for dark matter particle candidates, the mass region below 1 GeV/c 2 is relatively unprobed.Utilizing a low-noise silicon sensor as sensitive target material, we aim to study the event signature of recoils between dark matter…
View article: Characterization measurements of the TRISTAN multi-pixel silicon drift detector
Characterization measurements of the TRISTAN multi-pixel silicon drift detector Open
Sterile neutrinos are a minimal extension of the standard model of particle physics. A laboratory-based approach to search for this particle is via tritium β-decay, where a sterile neutrino would cause a kink-like spectral distortion. The …
View article: Spectroscopic performance of flight-like DEPFET sensors for Athena's WFI
Spectroscopic performance of flight-like DEPFET sensors for Athena's WFI Open
The Wide Field Imager for the Athena X-ray telescope is composed of two back side illuminated detectors using DEPFET sensors operated in rolling shutter readout mode: A large detector array featuring four sensors with 512x512 pixels each a…
View article: DePFET—Recent Developments and Future Prospects
DePFET—Recent Developments and Future Prospects Open
The DePFET is a sensor amplifier structure first proposed in 1987. In recent years, DeFPET based sensors have been deployed for particle tracking at Belle II experiment and been launched into space aboard the planetary science mission Bepi…
View article: A Geant4-based model for the TRISTAN detector
A Geant4-based model for the TRISTAN detector Open
The TRISTAN project is the upgrade of the KATRIN experiment designed for the search of sterile neutrinos by replacing the current KATRIN detector with a multipixel SDD (Silicon Drift Detector) matrix. We have characterized SDDs response to…
View article: TRISTAN: A novel detector for searching keV-sterile neutrinos at the KATRIN experiment
TRISTAN: A novel detector for searching keV-sterile neutrinos at the KATRIN experiment Open
Sterile neutrinos are a minimal extension of the Standard Model of Particle Physics. A laboratory-based approach to search for this particle is via tritium beta-decay, where a sterile neutrino would cause a kink-like spectral distortion. T…
View article: The MiniSDD-Based 1-Mpixel Camera of the DSSC Project for the European XFEL
The MiniSDD-Based 1-Mpixel Camera of the DSSC Project for the European XFEL Open
The first DSSC 1-Mpixel camera became available at the European XFEL (EuXFEL) in the Hamburg area in February 2019. It was successfully tested, installed, and commissioned at the Spectroscopy and Coherent Scattering Instrument. DSSC is a h…
View article: Advanced Method to Determine the Gain of Bifacial PV Systems
Advanced Method to Determine the Gain of Bifacial PV Systems Open
An experimental bifacial PV test installation has been setup to evaluate a novel approach for determining the bifacial gain, which applies an internal monofacial reference established by covering bifacial PV modules on the back. The direct…
View article: Characterization of silicon drift detectors with electrons for the TRISTAN project
Characterization of silicon drift detectors with electrons for the TRISTAN project Open
Sterile neutrinos are a minimal extension of the standard model of particle physics. A promising model-independent way to search for sterile neutrinos is via high-precision β-spectroscopy. The Karlsruhe tritium neutrino (KATRIN) experiment…
View article: Electron spectrometry with SDDs: a GEANT4 based method for detector response reconstruction
Electron spectrometry with SDDs: a GEANT4 based method for detector response reconstruction Open
Electron spectrometry is traditionally challenging due to the difficulty of correctly reconstructing the original energy of the detected electrons. Silicon Drift Detectors, extensively used for X-ray spectrometry, are a promising technolog…