And see also these papers: Microcanonical treatment of black hole decay at the Large Hadron Collider http://arxiv.org/abs/0708.0647 Quasi Stable Black Holes at the Large Hadron Collider http://arxiv.org/abs/hep-ph/0109085 Ciao, Amara -- Amara Graps, PhD www.amara.com Research Scientist, Southwest Research Institute (SwRI), Boulder, Colorado