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Development and Commissioning of the Cryogenic Target Detectors for the Technical Run of the NUCLEUS Experiment
N. Schermer, H. Abele, G. Angloher +57
The NUCLEUS experiment aims to study coherent elastic neutrino-nucleus scattering (CENS) of reactor electron antineutrinos at the Chooz nuclear power plant in France. In this wo…
Optimization studies of silicon remoTES cryogenic calorimeters
G. Angloher, M. R. Bharadwaj, A. Boehmer +42
The remoTES design, developed within the COSINUS experiment, enables a broader range of materials to be operated as cryogenic calorimeters read out with Transition Edge Sensors (TE…
Sensitivity enhancement techniques for cryogenic calorimeters in the NUCLEUS experiment
M. Cappelli, A. Wallach, H. Abele +62
Phonon-mediated cryogenic calorimeters find application in rare event searches due to their intrinsically low energy threshold. Achieving optimal sensitivity for these kinds of det…
ImpCresst -- A versatile simulation tool focusing on solid-state detectors at keV energies
G. Angloher, S. Banik, A. Bento +57
We present ImpCresst, a Geant4-based Monte Carlo tool to simulate backgrounds from natural and cosmogenic radionuclides, and calibration signals in solid-state detectors and their…
Characterization of the Low Energy Excess using a NUCLEUS AlO detector
H. Abele, G. Angloher, B. Arnold +62
The NUCLEUS experiment aims to detect coherent elastic neutrino-nucleus scattering of reactor antineutrinos using low-threshold, gram-scale cryogenic calorimeters. Similar to other…
Observation of two nuclear recoil peaks induced by neutron capture on Al2O3
H. Abele, P. Ajello, B. Arnold +43
We report the observation of two nuclear recoil peaks induced by neutron capture on aluminum in a cryogenic AlO detector developed by the NUCLEUS collaboration for the dete…
Quenching factors for Na recoils as a function of Tl dopant concentrations in NaI(Tl) crystals
G. Angloher, M. R. Bharadwaj, A. Böhmer +51
Thallium-doped sodium iodide (NaI(Tl)) scintillation detectors play an important role in the field of direct dark matter (DM) searches. The DAMA/LIBRA experiment stands out for its…
Particle background characterization and prediction for the NUCLEUS reactor CENS experiment
H. Abele, G. Anglogher, B. Arnold +57
NUCLEUS is a cryogenic detection experiment which aims to measure Coherent Elastic Neutrino-Nucleus Scattering (CENS) and to search for new physics at the Chooz nuclear power pl…
Description of CRESST-II and CRESST-III pulse shape data
G. Angloher, S. Banik, D. Bartolot +62
A set of data from 68 cryogenic detectors operated in the CRESST dark matter search experiment between 2013 and 2019 was collected and labeled to train binary classifiers for data…
COSINUS -- a model-independent challenge of the DAMA/LIBRA dark matter claim with cryogenic NaI detectors operated in a new low-background facility
G. Angloher, M. R. Bharadwaj, A. Böhmer +40
Low-temperature detectors are a powerful technology for dark matter search, offering excellent energy resolution and low energy thresholds. COSINUS is the only experiment that comb…
Observation of a low energy nuclear recoil peak in the neutron calibration data of an AlO crystal in CRESST-III
CRESST Collaboration, G. Angloher, S. Banik +59
The current generation of cryogenic solid state detectors used in direct dark matter and CE\textnu NS searches typically reach energy thresholds of (10)eV for nucl…
The CRAB facility at the TU Wien TRIGA reactor: status and related physics program
H. Abele, P. Ajello, A. Armatol +51
The CRAB (Calibrated nuclear Recoils for Accurate Bolometry) project aims to precisely characterize the response of cryogenic detectors to sub-keV nuclear recoils of direct interes…
Sub-keV Electron Recoil Calibration for Macroscopic Cryogenic Calorimeters using a Novel X-ray Fluorescence Source
H. Abele, G. Angloher, B. Arnold +61
Percent-level calibration of cryogenic macro-calorimeters with energy thresholds below 100~eV are crucial for light Dark Matter (DM) searches and reactor neutrino studies based on…
Decoupling Pulse Tube Vibrations from a Dry Dilution Refrigerator at milli-Kelvin Temperatures
The NUCLEUS collaboration, A. Wex, J. Rothe +64
With the rising adoption of dry dilution refrigerators across scientific and industrial domains, there has been a pressing demand for highly efficient vibration decoupling systems…
Water Cherenkov muon veto for the COSINUS experiment: design and simulation optimization
G. Angloher, M. R. Bharadwaj, M. Cababie +36
COSINUS is a dark matter (DM) direct search experiment that uses sodium iodide (NaI) crystals as cryogenic calorimeters. Thanks to the low nuclear recoil energy threshold and event…
DoubleTES detectors to investigate the CRESST low energy background: results from above-ground prototypes
G. Angloher, S. Banik, G. Benato +55
In recent times, the sensitivity of low-mass direct dark matter searches has been limited by unknown low energy backgrounds close to the energy threshold of the experiments known a…
Optimal operation of cryogenic calorimeters through deep reinforcement learning
G. Angloher, S. Banik, G. Benato +59
Cryogenic phonon detectors with transition-edge sensors achieve the best sensitivity to light dark matter-nucleus scattering in current direct detection dark matter searches. In su…
Detector development for the CRESST experiment
G. Angloher, S. Banik, G. Benato +55
Recently low-mass dark matter direct searches have been hindered by a low energy background, drastically reducing the physics reach of the experiments. In the CRESST-III experiment…
A Plastic Scintillation Muon Veto for Sub-Kelvin Temperatures
A. Erhart, V. Wagner, A. Wex +59
Rare-event search experiments located on-surface, such as short-baseline reactor neutrino experiments, are often limited by muon-induced background events. Highly efficient muon ve…
Particle discrimination in a NaI crystal using the COSINUS remote TES design
COSINUS Collaboration, G. Angloher, M. R. Bharadwaj +38
The COSINUS direct dark matter experiment situated at Laboratori Nazionali del Gran Sasso in Italy is set to investigate the nature of the annually modulating signal detected by th…
High-Dimensional Bayesian Likelihood Normalisation for CRESST's Background Model
G. Angloher, S. Banik, G. Benato +59
Using CaWO crystals as cryogenic calorimeters, the CRESST experiment searches for nuclear recoils caused by the scattering of potential Dark Matter particles. A reliable identi…
Observation of a low energy nuclear recoil peak in the neutron calibration data of the CRESST-III Experiment
CRESST Collaboration, G. Angloher, S. Banik +58
New-generation direct searches for low mass dark matter feature detection thresholds at energies well below 100 eV, much lower than the energies of commonly used X-ray calibration…
Exploring coherent elastic neutrino-nucleus scattering of reactor neutrinos with the NUCLEUS experiment
The NUCLEUS collaboration, C. Goupy, H. Abele +59
The NUCLEUS experiment aims to perform a high-precision measurement of Coherent Elastic Neutrino-Nucleus Scattering (CEvNS) at the EdF Chooz B nuclear power plant in France. CEvNS…
Towards an automated data cleaning with deep learning in CRESST
G. Angloher, S. Banik, D. Bartolot +62
The CRESST experiment employs cryogenic calorimeters for the sensitive measurement of nuclear recoils induced by dark matter particles. The recorded signals need to undergo a caref…