Apr 13 – 16, 2026
KIT Campus South
Europe/Berlin timezone

KAMELEON: a montecarlo and analytical approach to simulating electrons in the KATRIN beamline

Apr 13, 2026, 5:25 PM
2m
Gaede Foyer (KIT Campus South)

Gaede Foyer

KIT Campus South

2nd floor (in front of Gaede-Lecture theater) Physikflachbau Building 30.22 Engesserstraße 7 76131 Karlsruhe
Poster Posters

Speakers

Giulio Gagliardi (University of Milano-Bicocca) Tom Geigle (KIT)

Description

This year the KATRIN experiment will shift from the neutrino mass measurement to the search for keV-scale sterile neutrinos.
For this purpose, the experiment will be equipped with a new detector system, called TRISTAN, which will be able to handle the increased count rates and provide high energy resolution.
Due to the high count rates of the detector and the possibility of a very small sterile neutrino signal, a precise understanding of the detector response is crucial for the success of the experiment.
Therefore, a fast and accurate simulation of the beamline and detector response is needed to understand and model the expected signal and background in the TRISTAN detector.
That is why KAtrin Montecarlo ELEctron simulatiON (KAMELON) was developed, which is a fast and accurate simulation tool for the KATRIN experiment combining both Kassiopeia, a particle tracking software developed for the KATRIN experiment, and Geant4, a widely used toolkit for the simulation of the passage of particles through matter.
KAMELON allows for the simulation of the entire KATRIN beamline, including the source, transport section, and detector, providing a comprehensive understanding of the expected signal and background in the TRISTAN detector.
In this poster, we will present the KAMELON simulation tool and its application to the search for keV-scale sterile neutrinos in the KATRIN experiment as well as its use in furthering our understanding of the current neutrino mass measurement.

Collaboration or Other Affiliation KATRIN

Authors

Giulio Gagliardi (University of Milano-Bicocca) Tom Geigle (KIT)

Presentation materials

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