3-7 noviembre 2025
Europe/Madrid timezone

Measuring the Astrophysical Galactic Plane Neutrino Flux using the IceCube Multi-Flavor Astrophysical Neutrino Sample

4 nov. 2025 17:00
15m
Room 1.1+1.2 (ADEIT)

Room 1.1+1.2

ADEIT

Talk Neutrinos Neutrinos

Ponente

Matthias Thiesmeyer (University of Wisconsin-Madison)

Descripción

The IceCube Neutrino Observatory has provided new insights into the high-energy universe, unveiling neutrinos from the galactic plane to extragalactic supermassive black holes. In this work, we present a 12.3-year, full-sky, all-flavor dataset, the IceCube Multi-Flavor Astrophysics Neutrino sample (ICEMAN). ICEMAN is the combination of three largely independent neutrino samples of different event morphologies. It builds upon the previous work of the DNN-based cascade sample, Enhanced Starting Track Event Selection, and the Northern Track sample. Recent improvements in ice modeling and detector calibration are also incorporated into the cascade reconstruction. This dataset was used in an unbinned maximum likelihood to carry out a template-based measurement of the diffuse galactic neutrino flux across four distinct model hypotheses. We will present preliminary results addressing the different model assumptions.

Autores primarios

Matthias Thiesmeyer (University of Wisconsin-Madison) Lu Lu (University of Wisconsin-Madison) Dr. Tianlu Yuan (University of Wisconsin-Madison) Leo Seen (University of Wisconsin-Madison) Albrecht Karle (University of Wisconsin-Madison)

Materiales de la presentación

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