Download Background Processes in the Electrostatic Spectrometers of by Susanne Mertens PDF

By Susanne Mertens

Neutrinos proceed to be the main mysterious and, arguably, the main attention-grabbing debris of the traditional version as their intrinsic homes corresponding to absolute mass scale and CP homes are unknown. The open query of absolutely the neutrino mass scale could be addressed with exceptional accuracy by means of the Karlsruhe Tritium Neutrino (KATRIN) scan, presently lower than development.  This thesis focusses at the spectrometer a part of KATRIN and heritage tactics therein. a variety of history assets corresponding to small Penning traps, in addition to nuclear decays from unmarried radon atoms are totally characterised the following for the 1st time. most significantly, despite the fact that, it used to be attainable to minimize the historical past within the spectrometer via greater than 5 orders of importance through doing away with Penning traps and through constructing a very new heritage aid technique through stochastically heating trapped electrons utilizing electron cyclotron resonance (ECR).  The work beautifully demonstrates that the hindrances and demanding situations in measuring absolutely the mass scale of neutrinos will be met effectively if novel experimental instruments (ECR) and novel computing tools (KASSIOPEIA) are mixed to permit virtually background-free tritium ß-spectroscopy.

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