22-26 October 2018
Hotel Intourist Kolomenskoye 4*
Europe/Moscow timezone

Reconstruction of particle's energy spectrum in experiment with Unfolding technique

26 Oct 2018, 11:15
15m
Petrovskiy hall (Hotel Intourist Kolomenskoye 4*)

Petrovskiy hall

Hotel Intourist Kolomenskoye 4*

Kashyrskoye shosse, 39B, Moscow, Russia, 115409
Plenary/section talk Particle physics: astroparticle physics Particle Physics: Astroparticle physics

Speaker

Olga Dunaeva (Aleksandrovna)

Description

In this talk we present an analysis of the Unfold technique for reconstruction of the truth distribution of the measured experimental value. To test we select a particle's rigidity measured by magnetic track system of PAMELA spectrometer, obtained by simulations of the device with Geant4 Monte-Carlo simulation. A modern popular unfolding techniques was analyzed: D'Agostini, SVD and L-curve. It was shown that a correct truth spectrum reconstruction depends on a lot of factors, for example, from splitting into energy bins.

Primary authors

Olga Dunaeva (Aleksandrovna) Andrey Mayorov (National Research Nuclear University MEPhI) Yuri Bogomolov (Demidov Yaroslavl State University)

Presentation Materials

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