D. Bauer
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View article: The XLZD Design Book: towards the next-generation liquid xenon observatory for dark matter and neutrino physics
The XLZD Design Book: towards the next-generation liquid xenon observatory for dark matter and neutrino physics Open
This report describes the experimental strategy and technologies for XLZD, the next-generation xenon observatory sensitive to dark matter and neutrino physics. In the baseline design, the detector will have an active liquid xenon target of…
View article: Detection and Quantification Limits for Polyethylene Particles Combining the Thermal Rock-Eval® Method with a Mathematical Extrapolation Procedure
Detection and Quantification Limits for Polyethylene Particles Combining the Thermal Rock-Eval® Method with a Mathematical Extrapolation Procedure Open
The main aim of this work is to define the limits of detection (LOD) and quantification (LOQ) for polyethylene (PE) particles using a pyrolysis and oxidation-based method, the thermal Rock-Eval® device, combined with a mathematical extrapo…
View article: First Constraint on Atmospheric Millicharged Particles with the LUX-ZEPLIN Experiment
First Constraint on Atmospheric Millicharged Particles with the LUX-ZEPLIN Experiment Open
We report on a search for millicharged particles (mCPs) produced in cosmic ray atmospheric interactions using data collected during the first science run of the LUX-ZEPLIN experiment. The mCPs produced by two processes—meson decay and prot…
View article: Dark Matter Search Results from <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mn>4.2</mml:mn><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mtext>Tonne</mml:mtext><mml:mtext>−</mml:mtext><mml:mtext>Years</mml:mtext></mml:mrow></mml:math> of Exposure of the LUX-ZEPLIN (LZ) Experiment
Dark Matter Search Results from of Exposure of the LUX-ZEPLIN (LZ) Experiment Open
We report results of a search for nuclear recoils induced by weakly interacting massive particle (WIMP) dark matter using the LUX-ZEPLIN (LZ) two-phase xenon time projection chamber. This analysis uses a total exposure of 4.2±0.1 tonne-yea…
View article: Neutrinoless double beta decay sensitivity of the XLZD rare event observatory
Neutrinoless double beta decay sensitivity of the XLZD rare event observatory Open
The XLZD collaboration is developing a two-phase xenon time projection chamber with an active mass of 60–80 t capable of probing the remaining weakly interacting massive particle-nucleon interaction parameter space down to the so-called ne…
View article: The neXt Dirac incarnation
The neXt Dirac incarnation Open
The DIRAC interware has long served as a vital resource for user communities seeking access to distributed computing resources. Originating within the LHCb collaboration around 2000, DIRAC has undergone significant evolution. Despite its e…
View article: Neutrinoless Double Beta Decay Sensitivity of the XLZD Rare Event Observatory
Neutrinoless Double Beta Decay Sensitivity of the XLZD Rare Event Observatory Open
The XLZD collaboration is developing a two-phase xenon time projection chamber with an active mass of 60 to 80 t capable of probing the remaining WIMP-nucleon interaction parameter space down to the so-called neutrino fog. In this work we …
View article: The XLZD Design Book: Towards the Next-Generation Liquid Xenon Observatory for Dark Matter and Neutrino Physics
The XLZD Design Book: Towards the Next-Generation Liquid Xenon Observatory for Dark Matter and Neutrino Physics Open
This report describes the experimental strategy and technologies for XLZD, the next-generation xenon observatory sensitive to dark matter and neutrino physics. In the baseline design, the detector will have an active liquid xenon target of…
View article: A source-to-sink perspective of an anthropogenic marker: A first assessment of microplastics concentration, pathways, and accumulation across the environment
A source-to-sink perspective of an anthropogenic marker: A first assessment of microplastics concentration, pathways, and accumulation across the environment Open
View article: Standardizing DIRAC’s Cloud Interfaces
Standardizing DIRAC’s Cloud Interfaces Open
DIRAC is a widely used framework for distributed computing. It provides a layer between users and computing resources by offering a common interface to a number of heterogeneous resource providers. In these proceedings we describe a new im…
View article: DIRAC current, upcoming and planned capabilities and technologies
DIRAC current, upcoming and planned capabilities and technologies Open
DIRAC is the interware for building and operating large scale distributed computing systems. It is adopted by multiple collaborations from various scientific domains for implementing their computing models. DIRAC provides a framework and a…
View article: Towards a better comprehension of reactive transport coupling experimental and numerical approaches
Towards a better comprehension of reactive transport coupling experimental and numerical approaches Open
In this work we focus on further understanding reactive transport in carbonate rocks, in particular limestones characterized by a bimodal pore size distribution. To this end, we performed injection experiments with CO 2 -saturated water on…
View article: THE USE OF A PROTOTYPE NEXT LINEAR COLLIDER FOR GAMMA GAMMA AND E GAMMA COLLISIONS
THE USE OF A PROTOTYPE NEXT LINEAR COLLIDER FOR GAMMA GAMMA AND E GAMMA COLLISIONS Open
View article: First Dark Matter Search Results from the LUX-ZEPLIN (LZ) Experiment
First Dark Matter Search Results from the LUX-ZEPLIN (LZ) Experiment Open
The LUX-ZEPLIN experiment is a dark matter detector centered on a dual-phase xenon time projection chamber operating at the Sanford Underground Research Facility in Lead, South Dakota, USA. This Letter reports results from LUX-ZEPLIN's fir…
View article: A next-generation liquid xenon observatory for dark matter and neutrino physics
A next-generation liquid xenon observatory for dark matter and neutrino physics Open
The nature of dark matter and properties of neutrinos are among the most pressing issues in contemporary particle physics. The dual-phase xenon time-projection chamber is the leading technology to cover the available parameter space for we…
View article: Investigating the sources of low-energy events in a SuperCDMS-HVeV detector
Investigating the sources of low-energy events in a SuperCDMS-HVeV detector Open
Recent experiments searching for sub-GeV/c2 dark matter have observed event excesses close to their respective energy thresholds. Although specic to the individual technologies, the measured excess event rates have been consistently report…
View article: Ionization yield measurement in a germanium CDMSlite detector using photo-neutron sources
Ionization yield measurement in a germanium CDMSlite detector using photo-neutron sources Open
Two photo-neutron sources, Y
View article: Cosmogenic production of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Ar</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>37</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> in the context of the LUX-ZEPLIN experiment
Cosmogenic production of in the context of the LUX-ZEPLIN experiment Open
We estimate the amount of 37Ar produced in natural xenon via cosmic-ray-induced spallation, an inevitable consequence of the transportation and storage of xenon on the Earth’s surface. We then calculate the resulting 37
View article: Wirkungen & Einflüsse externer Schulentwicklungsberatung auf Schulentwicklungsaktivitäten
Wirkungen & Einflüsse externer Schulentwicklungsberatung auf Schulentwicklungsaktivitäten Open
Qualitätssicherung von Schulen immer mehr in das Bewusstsein schulisch Handelnder. Mit dem Projekt „Grundkompetenzen absichern“ (GRUKO) des BMBWF wurde jenen Schulen eine mehrjährige Beratung verordnet, deren letzte Bildungsstandardsergebn…
View article: Erratum to: The LUX-ZEPLIN (LZ) radioactivity and cleanliness control programs
Erratum to: The LUX-ZEPLIN (LZ) radioactivity and cleanliness control programs Open
View article: Projected sensitivity of the LUX-ZEPLIN experiment to the two-neutrino and neutrinoless double <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>β</mml:mi></mml:math> decays of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Xe</mml:mi><mml:mprescripts/><mml:none/><mml:mn>134</mml:mn></mml:mmultiscripts></mml:math>
Projected sensitivity of the LUX-ZEPLIN experiment to the two-neutrino and neutrinoless double decays of Open
The projected sensitivity of the LUX-ZEPLIN (LZ) experiment to two-neutrino and neutrinoless double beta decay of 134Xe is presented. LZ is a 10-tonne xenon time projection chamber optimized for the detection of dark matter part…
View article: Projected sensitivities of the LUX-ZEPLIN experiment to new physics via low-energy electron recoils
Projected sensitivities of the LUX-ZEPLIN experiment to new physics via low-energy electron recoils Open
LUX-ZEPLIN is a dark matter detector expected to obtain world-leading sensitivity to weakly-interacting massive particles interacting via nuclear recoils with a ~7-tonne xenon target mass. This paper presents sensitivity projections to sev…
View article: Design and characterization of a phonon-mediated cryogenic particle detector with an eV-scale threshold and 100 keV-scale dynamic range
Design and characterization of a phonon-mediated cryogenic particle detector with an eV-scale threshold and 100 keV-scale dynamic range Open
We present the design and characterization of a cryogenic phonon-sensitive 1-gram Si detector exploiting the Neganov-Trofimov-Luke effect to detect single-charge excitations. This device achieved 2.65(2) eV phonon energy resolution when op…
View article: Light Dark Matter Search with a High-Resolution Athermal Phonon Detector Operated above Ground
Light Dark Matter Search with a High-Resolution Athermal Phonon Detector Operated above Ground Open
We present limits on spin-independent dark matter-nucleon interactions using a 10.6 g Si athermal phonon detector with a baseline energy resolution of σ_{E}=3.86±0.04(stat)_{-0.00}^{+0.19}(syst) eV. This exclusion analysis sets the most st…
View article: Enhancing the sensitivity of the LUX-ZEPLIN (LZ) dark matter experiment to low energy signals
Enhancing the sensitivity of the LUX-ZEPLIN (LZ) dark matter experiment to low energy signals Open
Two-phase xenon detectors, such as that at the core of the forthcoming LZ dark matter experiment, use photomultiplier tubes to sense the primary (S1) and secondary (S2) scintillation signals resulting from particle interactions in their li…
View article: Constraints on low-mass, relic dark matter candidates from a surface-operated SuperCDMS single-charge sensitive detector
Constraints on low-mass, relic dark matter candidates from a surface-operated SuperCDMS single-charge sensitive detector Open
This article presents an analysis and the resulting limits on light dark matter inelastically scattering off of electrons, and on dark photon and axionlike particle absorption, using a second-generation SuperCDMS high-voltage eV-resolution…
View article: Simulations of events for the LUX-ZEPLIN (LZ) dark matter experiment
Simulations of events for the LUX-ZEPLIN (LZ) dark matter experiment Open
View article: Constraints on dark photons and axionlike particles from the SuperCDMS Soudan experiment
Constraints on dark photons and axionlike particles from the SuperCDMS Soudan experiment Open
We present an analysis of electron recoils in cryogenic germanium detectors operated during the SuperCDMS Soudan experiment. The data are used to set new constraints on the axioelectric coupling of axionlike particles and the kinetic mixin…
View article: Projected WIMP sensitivity of the LUX-ZEPLIN dark matter experiment
Projected WIMP sensitivity of the LUX-ZEPLIN dark matter experiment Open
LUX-ZEPLIN (LZ) is a next-generation dark matter direct detection experiment that will operate 4850 feet underground at the Sanford Underground Research Facility (SURF) in Lead, South Dakota, USA. Using a two-phase xenon detector with an a…
View article: Cryocooled cold trap system for the SuperCDMS dilution refrigerator
Cryocooled cold trap system for the SuperCDMS dilution refrigerator Open
Operating 6,800 feet underground at the SNOLAB facility in Sudbury, Ontario, Canada, the dilution refrigerator-cooled SuperCDMS SNOLAB (Super Cryogenic Dark Matter Search at the Sudbury Neutrino Observatory Laboratory) experiment has been …