Laser excitation of positronium produced in various materials at a range of temperatures

Methods and techniques in the production, manipulation, and accumulation of positrons in a `Surko-type' buffer-gas trap are presented. The pulsed output of the trap is optimised for laser excitation of positronium (Ps). The techniques of positron time compression and single-shot positron annihi...

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Bibliographic Details
Main Author: Cooper, Ben
Other Authors: Cassidy, D.
Published: University College London (University of London) 2018
Online Access:http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.747414