By Hans Volker Klapdor-Kleingrothaus
Nuclear double beta decay is without doubt one of the so much promising instruments for probing beyond-the-standard-model physics on beyond-accelerator strength scales. it truly is already now probing the TeV scale, on which new physics should still present itself based on theoretical expectancies. basically within the early Nineteen Eighties used to be it identified that double beta decay yields details at the Majorana mass of the exchanged neutrino. at the present, the sharpest sure for the electron neutrino mass arises from this technique. it's only within the final 10 years that the even more far-reaching strength of double beta decay has been stumbled on. this present day, the possibility of double beta decay encompasses a vast diversity of themes which are both appropriate to particle physics and astrophysics, comparable to plenty of heavy neutrinos, of sneutrinos, as SUSY versions, compositeness, leptoquarks, left-right symmetric types, and checks of Lorentz symmetry and equivalence precept within the neutrino area. Double beta decay has turn into essential these days for fixing the matter of the neutrino mass spectrum and the constitution of the neutrino mass matrix - including current and destiny sun and atmospheric neutrino oscillation experiments. a few destiny double beta experiments (like Genius) might be able to be concurrently neutrino observatories for double beta decay and low-energy sunlight neutrinos, and observatories for chilly darkish topic of final sensitivity. This worthy booklet outlines the improvement of double beta learn from its beginnings till its newest achievements, and in addition provides the outlook for its hugely interesting destiny.
Read Online or Download 60 Years of Double Beta Decay PDF
Similar particle physics books
Present algebra continues to be our so much profitable research of primary particle interactions. This selection of surveys on present algebra and anomalies is a successor quantity to Lectures On present Algebra And Its functions. because the concept is to a wide quantity version self reliant, prior effects have retained their validity, whereas quantum chromodynamics and the electro-weak unification provide a dynamical foundation.
Electroweak and powerful interplay: Phenomenology, ideas, types, starts with relativistic quantum mechanics and a few quantum box idea which lay the root for the remainder of the textual content. The phenomenology and the physics of the basic interactions are emphasised via a close dialogue of the empirical basics of unified theories of robust, electromagnetic, and vulnerable interactions.
This e-book addresses the basic rules of interplay among radiation and topic, the foundations of operating and the operation of particle detectors in response to silicon stable kingdom units. It covers a large scope within the fields of program of radiation detectors in response to silicon sturdy kingdom units from low to excessive power physics experiments, together with in outer house and within the clinical atmosphere.
- Unification and Supersymmetry: The Frontiers of Quark-Lepton Physics
- Cambridge The Experimental Foundations Of Particle Physics
- The Particle Century
- The Standard Model Higgs Boson
- Physics and Astrophysics of Neutrinos
- Physics and mathematics of strings : memorial volume for Vadim Knizhnik
Additional resources for 60 Years of Double Beta Decay
Monopoto. oniric untgt, ale.? VLI Fig. 1 T h e potential contribution of double /3 decay t o particle physics and cosmology. T h e energy scales correspond to the masses of the right-handed neutrinos in the see-saw mechanism. Fig. 2 H. Bethe in 1935 (left), Enrico Fermi together with Maria Goeppert-Mayer in 1935 (middle) and Wolfgang Pauli in 1958 (right). which would have a lifetime shorter than that for the two-neutrino decay "by a factor which ranges from 105 to 1015 or more". 1). At the time when E.
A general Lorentz-invariant parameterization for the long range and the short range parts of the interactions contributing to the neutrinoless double beta decay rate (see Fig. 21) has been derived recently by H. Pas et al. [Pae99*-I], [Pae2000**-I]. In summary it became clear only in the early eighties [Doi80], [Doi81a*-I], [Hax82a*-I], [Hax84**-I], [Doi85**-I], [Kot86**-I], that and how a neutrino mass can be deduced from a neutrinoless double beta amplitude. This opened the way to use double beta decay as the most practical and most sensitive means of searching for Majorana neutrinos and their masses.
76 (Chapter VI) also demonstrates, that combined with the neutrino oscillation results from solar and atmospheric experiments and with precise determinations of cosmological parameters, double beta decay is obviously the only way to obtain precise informations about the neutrino mixing and the absolute mass scale in partially degenerate and degenerate neutrino mass scenarios. A general discussion of the potential of double beta decay and its decisive role for further investigation of the neutrino mass matrix is given in [Kla2000*-III], [Vis99*-III], [Giu99*-III], [Bil99], [Yas99*-III], [Min2000**-III], [Kal2000**-III], [Kla2000i**-III] (see also Fig.
60 Years of Double Beta Decay by Hans Volker Klapdor-Kleingrothaus