Name: Background Processes in the Electrostatic Spectrometers of the Katrin Experiment (en Inglés)
SKU: 58369969
Price: 300582.00 COP
Availability: InStock
Author: Mertens, Susanne
ISBN: 9783319011769

portada Background Processes in the Electrostatic Spectrometers of the Katrin Experiment (en Inglés)

Background Processes in the Electrostatic Spectrometers of the Katrin Experiment (en Inglés)

Formato

Libro Físico

Autor

Susanne Mertens

Editorial

Springer

Idioma

Inglés

N° páginas

196

Encuadernación

Tapa Dura

Dimensiones

23.4x15.6x1.3 cm

Peso

0.48 kg.

ISBN13

9783319011769

Categorías

Física nuclear/estructura nuclear
Física matemática
Astrofísica

Background Processes in the Electrostatic Spectrometers of the Katrin Experiment (en Inglés)

Susanne Mertens (Autor) · Springer · Tapa Dura

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Reseña del libro "Background Processes in the Electrostatic Spectrometers of the Katrin Experiment (en Inglés)"

Neutrinos continue to be the most mysterious and, arguably, the most fascinating particles of the Standard Model as their intrinsic properties such as absolute mass scale and CP properties are unknown. The open question of the absolute neutrino mass scale will be addressed with unprecedented accuracy by the Karlsruhe Tritium Neutrino (KATRIN) experiment, currently under construction. This thesis focusses on the spectrometer part of KATRIN and background processes therein. Various background sources such as small Penning traps, as well as nuclear decays from single radon atoms are fully characterized here for the first time. Most importantly, however, it was possible to reduce the background in the spectrometer by more than five orders of magnitude by eliminating Penning traps and by developing a completely new background reduction method by stochastically heating trapped electrons using electron cyclotron resonance (ECR). The work beautifully demonstrates that the obstacles and challenges in measuring the absolute mass scale of neutrinos can be met successfully if novel experimental tools (ECR) and novel computing methods (KASSIOPEIA) are combined to allow almost background-free tritium -spectroscopy.