activity
20242026
collaborators

10 papers

physics.ins-det2026

Energy Calibration and Performance of HPGe Detectors in the LEGEND-200 Experiment

The LEGEND Collaboration, H. Acharya, M. Agostini +259

This paper describes the energy scale procedures and germanium detectors performance in the LEGEND-200 experiment, a critical component for the first unblinding in the search for n…

nucl-ex2026

Determination of the Muon Lifetime in Se with the MONUMENT experiment

G. R. Araujo, D. Bajpai, L. Baudis +26

Ordinary muon capture provides a benchmark for the nuclear physics models of neutrinoless double beta decay under comparable momentum transfer conditions. The total capture strengt…

hep-ex2026

KATRIN Sensitivity to keV Sterile Neutrinos with the TRISTAN Detector Upgrade

H. Acharya, M. Aker, D. Batzler +127

Sterile neutrinos in the keV mass range are a well-motivated extension of the Standard Model and viable dark matter candidates. Their existence can be probed in laboratory experime…

hep-ex2025

First Results on the Search for Lepton Number Violating Neutrinoless Double Beta Decay with the LEGEND-200 Experiment

H. Acharya, N. Ackermann, M. Agostini +256

The LEGEND collaboration is searching for neutrinoless double beta () decay by operating high-purity germanium detectors enriched in Ge in a low-background liquid a…

hep-ph2025

The International Axion Observatory (IAXO): case, status and plans. Input to the European Strategy for Particle Physics

A. Arcusa, S. Ahyoune, K. Altenmuller +120

The International Axion Observatory (IAXO) is a next-generation axion helioscope designed to search for solar axions with unprecedented sensitivity. IAXO holds a unique position in…

hep-ex2025

Sterile-neutrino search based on 259 days of KATRIN data

Himal Acharya, Max Aker, Dominic Batzler +132

Neutrinos are the most abundant fundamental matter particles in the Universe and play a crucial role in particle physics and cosmology. Neutrino oscillation, discovered about 25 ye…