@misc{10481/32732, year = {2007}, url = {http://hdl.handle.net/10481/32732}, abstract = {Ultrahigh energy cosmic rays provide a unique ground for probing new physics. In this talk we review the possibility of testing TeV gravity in interactions of cosmogenic neutrinos and the potential to discover longlived exotic particles in nucleon-produced air showers, such as gluinos of split-SUSY models or staus of supersymmetric models with a gravitino LSP.}, organization = {This work has been supported by MEC of Spain (FPA2006-05294), Junta de Andalucía (FQM-101 and FQM- 437) and a grant CICYT-INFN (07-10).}, publisher = {Jagiellonian University}, keywords = {Black holes}, keywords = {Collisions}, keywords = {TEV}, keywords = {Dimensions}, keywords = {Gravity}, keywords = {Strings}, title = {Exotic physics with ultrahigh energy cosmic rays}, author = {Illana Calero, José Ignacio and Ahlers, Markus and Masip Mellado, Manuel and Meloni, Davide}, }