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Full-Text Articles in Physics

Could Alice Find The Elusive Higgs?, Tyler Williams Dec 2010

Could Alice Find The Elusive Higgs?, Tyler Williams

Physics

The Higgs boson is the theoretical mechanism for creating the mass of particles. Although it has never been seen, the CERN Large Hadron Collider (LHC) is the most likely place for it to be created in the laboratory. The ALICE (A Large Ion Collider Experiment) detector is focused on the study of heavy ion collisions at the LHC and was not designed to find the Higgs boson; however, there is a chance it could be detected there. Although the luminosity (collision rate) for PbPb collisions is much lower than that for pp collisions, PbPb collisions have a higher probability to …


Bottom Quark Detection With The Electromagnetic Calorimeter At Alice, Christopher Ryan Brown Aug 2010

Bottom Quark Detection With The Electromagnetic Calorimeter At Alice, Christopher Ryan Brown

Physics

Bottom quarks are one of the easiest ways to observe quark flow in a quark gluon plasma. For this reason, it is advantageous in a detector to have superb capabilities at detecting bottom quarks through their decay products and interactions. This paper will provide an overview of bottom quark behavior in a quark gluon plasma, as well as methods used to detect this behavior. Once this has been established, an overview of the heavy ion physics at the Large Hadron Collider (LHC), and particularly A Large Ion Collider Experiment (ALICE), will be discussed. It will then be argued that the …


Investigation Of Track-Cluster Matching Vs Track-Cell Matching In The Alice Detector At Cern, Kevin Coulombe Jun 2010

Investigation Of Track-Cluster Matching Vs Track-Cell Matching In The Alice Detector At Cern, Kevin Coulombe

Physics

The ALICE (A Large Ion Collider Experiment) Experiment is a detector that is one of four stationed at the CERN Large Hadron Collider. The goal of ALICE is to investigate the properties of the quark-gluon plasma, a new form of matter which only existed during the first microsecond of the Universe. ALICE measures the aftermath of the collision of two lead ions. Some information detected is the trajectory of the particles traveling through the tracking detectors and energy deposited in the calorimeters. Both the tracks and energy are required to determine the identities of the various particles as they travel …