Seminars of 2003


Reconstruction of Supersymmetric High Scale Theories


Dr. Werner Porod

Physik-Institut (Universitaet Zuerich)


Seminari del IFIC

Friday, January 17th, 2003 at 12:00


Abstract

We demonstrate how the fundamental supersymmetric theory at high energy scales can be reconstructed using precision data expected at future high energy collider experiments. We have studied a set of representative examples in this context: minimal supergravity; gauge mediated supersymmetry breaking; and superstring effective field theories.

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Seminars of 2002


Neutrinos and Ultra-High Energy Cosmic Rays


Dr. Dmitry V. Semikoz

Max-Planck-Institut für Physik, Munich


Sala Seminarios IFIC (Edf. Institutos Paterna)

Tuesday, October 22nd, 2002 at 12:30


Abstract

In this talk I will discuss both neutrinos directly coming from astrophysical sources and neutrinos produced by ultra-high energy (UHE) protons in interactions with the cosmic microwave background radiation. I will also consider possible neutrino fluxes in several exotic UHE cosmic ray models and fluxes from individual sources. I will show that in a variety of cases the diffuse neutrino flux can be considerably higher than the earlier theoretical estimates. High neutrino fluxes would significantly increase the chances to detect UHE neutrinos with experiments currently under construction or in the proposal stage.

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