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Nuclei de-excitation after photodisintegration. I. V. Moskalenko, PhD Thesis, Moscow State University, Moscow, 1985 V. V. Balashov, V. L. Korotkikh and I. V. Moskalenko, Moscow Univ. Phy. Bull. 42: 93, 1987; 21st ICRC 2:416, 1990
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Nuclei de-excitation after photodisintegration I. V. Moskalenko, PhD Thesis, Moscow State University, Moscow, 1985 V. V. Balashov, V. L. Korotkikh and I. V. Moskalenko, Moscow Univ. Phy. Bull. 42: 93, 1987; 21st ICRC 2:416, 1990 S. Karakula, G. Kociolek, I. V. Moskalenko and W. Tkaczyk, 22nd ICRC 1:536, 1991; Astrophys. J. Suppl. 92:481, 1994 • A highly relativistic nucleus, E = A mN, propagates in a photon background • Giant Dipole Resonance: ~ 10 – 30 MeV → one nucleon is emitted and the nucleus is left in an excited state • The boosted nucleus emitts n photons with E ~ MeV Sergio Palomares-Ruiz August 28, 2006
TeV -rays TeV ~ E→ ~ 106–107 Background T ~ 1-10 eV ~ 104 – 105 K Lyman emissions from hot stars Sergio Palomares-Ruiz August 28, 2006
Sergio Palomares-Ruiz August 31, 2006
Sergio Palomares-Ruiz August 31, 2006
Sergio Palomares-Ruiz August 31, 2006
Sergio Palomares-Ruiz August 31, 2006
Sergio Palomares-Ruiz August 31, 2006
Gravity-induced decoherence in the electroweak sector Consider two neutrino generations Basis of mass eigenstates and with masses and Flavor eigenstates and represented by 2 x 2 matrices Interactions with foamy reservoir described by generalized Liouville equation Dissipative operator Luis Anchordoqui Sergio Palomares-Ruiz August 31, 2006
Bounds on quantum decoherence from Super-Kamiokande data zenith angle distribution shows deficit of upward-going muon neutrinos well explain byoscillations Super Kamiokande Collaboration, Phys. Rev. Lett. 81 (1998) 1562 best fit oscillations + decoherence @ 90 % CL Lisi, Marrone & Montanino Phys. Rev. Lett. 85 (2000) 1166 Luis Anchordoqui Sergio Palomares-Ruiz August 31, 2006
Conclusions If M QG = 1 TeV interactions with virtual black holes non dissipative Non-disipative interactions gravity embedded in String Theory - S-matrix description B-violating ql and B-conserving qq outgoing channels may not have same probability Future prospects 90% (99%) CL LAA, Goldberg, Gonzalez García, Halzen, Hooper, Sarkar & Weiler Phys. Rev. D 72 (2005) 065019 Luis Anchordoqui Sergio Palomares-Ruiz August 31, 2006