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Quarkonia decays into two photons induced by the space-time non-commutativity (CROSBI ID 117303)

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Melić, Blaženka ; Passek-Kumerički, Kornelija ; Trampetić, Josip Quarkonia decays into two photons induced by the space-time non-commutativity // Physical review. D, Particles, fields, gravitation, and cosmology, 72 (2005), 054004-1-054004-6. doi: 10.1103/PhysRevD.72.054004

Podaci o odgovornosti

Melić, Blaženka ; Passek-Kumerički, Kornelija ; Trampetić, Josip

engleski

Quarkonia decays into two photons induced by the space-time non-commutativity

In this article we propose standard model strictly forbidden decay modes, quarkonia (QQ(1^{; ; ; ; ; --}; ; ; ; ; ) = J/psi, Upsilon) decays into two photons, as a possible signature of the space-time non- commutativity. An experimental discovery of J/psi -> gamma gamma and/or Upsilon -> gamma gamma processes would certainly indicate a violation of the Landau-Pomeranchuk-Yang theorem and a definitive appearance of new physics.

non-commutativity; decay

[arXiv:hep-ph/0503133]

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Podaci o izdanju

72

2005.

054004-1-054004-6

objavljeno

1550-7998

10.1103/PhysRevD.72.054004

Povezanost rada

Fizika

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