By Matthew Joseph Mottram
The winner of UCL's annual HEP thesis prize, this paintings describes an research of the information from the second one flight of the Antarctica Impulsive brief Antenna (ANITA). ANITA is a balloon-borne test that searches for radio indications originating from ultra-high strength neutrinos and cosmic rays interacting with the Antarctic ice or air. the quest for ultrahigh power neutrinos of astrophysical starting place is likely one of the notable experimental demanding situations of the twenty first century. The ANITA scan was once designed to be the main delicate software to ultra-high strength neutrinos that originate from the interactions of cosmic rays with the cosmic microwave historical past. The method and result of the neutrino and cosmic ray searches are offered within the thesis.
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Extra resources for A Search for Ultra-High Energy Neutrinos and Cosmic-Rays with ANITA-2
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Unlike the Taylor Dome system, which was fully automated with events only recorded by ANITA-2 if they caused a global trigger, the Williams field systems were synchronised to ANITA-2’s GPS controlled PPS triggering system. Calibration signals were sent from the Williams Field borehole on four separate passes and from the surface antenna on three passes (one of which was immediately after launch); pulsing activities ceased on 8th January 2009. 2 Performance ANITA-2 had a successful flight when compared with ANITA-1, which suffered large amounts of dead-time due to necessary rebooting of the flight computer and high 52 4 The Antarctic Impulsive Transient Antenna Fig.
A Search for Ultra-High Energy Neutrinos and Cosmic-Rays with ANITA-2 by Matthew Joseph Mottram