476 citations · 825 across the 22 of their papers we have counts for
22 papers
A precision 32 keV angular-selective photoelectron source for calibration measurements at the KATRIN experiment
Sonja Schneidewind, Rudolf Sack, Fabian Block +11
The Karlsruhe Tritium Neutrino (KATRIN) experiment measures the neutrino mass from a precise measurement of the endpoint region of the kinematic tritium beta-decay spectrum by usin…
An active Transverse Energy Filter based on microstructured Si-PIN diodes with an angular-selective detection efficiency
S. Schneidewind, K. Gauda, K. Blümer +10
Si-PIN detectors can be microstructured to achieve angular-selective particle detection capabilities, which we call active Transverse Energy Filter (aTEF). The microstructuring con…
An active transverse energy filter to differentiate low energy particles with large pitch angles in a strong magnetic field
K. Gauda, S. Schneidewind, G. Drexlin +11
We present the idea and proof of principle measurements for an angular-selective active filter for charged particles. The motivation for the setup arises from the need to distingui…
The Design, Construction, and Commissioning of the KATRIN Experiment
M. Aker, K. Altenmüller, J. F. Amsbaugh +226
The KArlsruhe TRItium Neutrino (KATRIN) experiment, which aims to make a direct and model-independent determination of the absolute neutrino mass scale, is a complex experiment wit…
Forward Beam Monitor for the KATRIN experiment
A. Beglarian, E. Ellinger, N. Haußmann +7
The \textit{KArlsruhe TRItium Neutrino} (KATRIN) experiment aims to measure the neutrino mass with a sensitivity of \SI{0.2}{\electronvolt} (\SI{90}{\percent} CL). This will be ach…
Laser spectroscopy of the , transitions in stored and cooled relativistic C ions
D. Winzen, V. Hannen, M. Bussmann +20
The and transitions in Li-like carbon ions stored and cooled at a velocity of in the Experimental Storage Ring (ESR)…
Suppression of Penning discharges between the KATRIN spectrometers
M. Aker, K. Altenmüller, A. Beglarian +151
The KArlsruhe TRItium Neutrino experiment (KATRIN) aims to determine the effective electron (anti)neutrino mass with a sensitivity of (90 C.L.) by precise…
First operation of the KATRIN experiment with tritium
M. Aker, K. Altenmüller, M. Arenz +168
The determination of the neutrino mass is one of the major challenges in astroparticle physics today. Direct neutrino mass experiments, based solely on the kinematics of beta-decay…
An improved upper limit on the neutrino mass from a direct kinematic method by KATRIN
M. Aker, K. Altenmüller, M. Arenz +205
We report on the neutrino mass measurement result from the first four-week science run of the Karlsruhe Tritium Neutrino experiment KATRIN in spring 2019. Beta-decay electrons from…
Magnetically-coupled piston pump for high-purity gas applications
Ethan Brown, Axel Buss, Alexander Fieguth +9
Experiments based on noble elements such as gaseous or liquid argon or xenon utilize the ionization and scintillation properties of the target materials to detect radiation-induced…
First transmission of electrons and ions through the KATRIN beamline
M. Arenz, W. -J. Baek, M. Beck +126
The Karlsruhe Tritium Neutrino (KATRIN) experiment is a large-scale effort to probe the absolute neutrino mass scale with a sensitivity of 0.2 eV (90% confidence level), via a prec…
A pulsed, mono-energetic and angular-selective UV photo-electron source for the commissioning of the KATRIN experiment
J. Behrens, P. C. -O. Ranitzsch, M. Beck +15
The KATRIN experiment aims to determine the neutrino mass scale with a sensitivity of 200 meV/c^2 (90% C.L.) by a precision measurement of the shape of the tritium -spectrum in…
An angular-selective electron source for the KATRIN experiment
M. Beck, K. Bokeloh, H. Hein +10
The KATRIN experiment is going to search for the average mass of the electron antineutrino with a sensitivity of 0.2 eV/c2. It uses a retardation spectrometer of MAC-E filter type…
Next generation KATRIN high precision voltage divider for voltages up to 65kV
S. Bauer, R. Berendes, F. Hochschulz +5
The KATRIN (KArlsruhe TRItium Neutrino) experiment aims to determine the mass of the electron antineutrino with a sensitivity of 200meV by precisely measuring the electron spectrum…
Ellipsometry with polarisation analysis at cryogenic temperatures inside a vacuum chamber
S. Bauer, B. Grees, D. Spitzer +9
In this paper we describe a new variant of null ellipsometry to determine thicknesses and optical properties of thin films on a substrate at cryogenic temperatures. In the PCSA arr…
Determination of hydrogen cluster velocities and comparison with numerical calculations
Alexander Täschner, Esperanza Köhler, Hans-Werner Ortjohann +1
The use of powerful hydrogen cluster jet targets in storage ring experiments led to the need of precise data on the mean cluster velocity as function of the stagnation temperature…
Detection system for forward emitted photons at the Experimental Storage Ring at GSI
V. Hannen, D. Anielski, C. Geppert +10
A single photon counting system has been developed for efficient detection of forward emitted fluorescence photons at the Experimental Storage Ring (ESR) at GSI. The system employs…
Limits on the release of Rb isotopes from a zeolite based 83mKr calibration source for the XENON project
V. Hannen, E. Aprile, F. Arneodo +12
The isomer 83mKr with its half-life of 1.83 h is an ideal calibration source for a liquid noble gas dark matter experiment like the XENON project. However, the risk of contaminatio…
High density cluster jet target for storage ring experiments
Alexander Täschner, Esperanza Köhler, Hans-Werner Ortjohann +1
The design and performance of a newly developed cluster jet target installation for hadron physics experiments are presented which, for the first time, is able to generate a hydrog…
Prototype of an angular-selective photoelectron calibration source for the KATRIN experiment
K. Valerius, H. Hein, H. Baumeister +8
The method of direct neutrino mass determination based on the kinematics of tritium beta decay, which is adopted by the KATRIN experiment, makes use of a large, high-resolution ele…
Effect of a sweeping conductive wire on electrons stored in the Penning trap between the KATRIN spectrometers
M. Beck, K. Valerius, J. Bonn +8
The KATRIN experiment is going to search for the mass of the electron antineutrino down to 0.2 eV/c^2. In order to reach this sensitivity the background rate has to be understood a…
Contactless 2-dimensional laser sensor for 3-dimensional wire position and tension measurements
Matthias Prall, V. Hannen, R. Joehren +3
We have developed a contact-free 2-dimensional laser sensor with which the position of wires can be measured in 3 dimensions with an accuracy of better than 10 micrometer and with…