Collimated positronium production from gases*
1 UCL Department of Physics and
Astronomy, University College London, Gower St., London, WC1E
2 Institute of Nuclear Research of the Hungarian Academy of Sciences (ATOMKI), 4001 Debrecen, P.O. Box 51, Hungary
Received in final form: 4 February 2014
Published online: 3 April 2014
New data for positronium beam production efficiency are presented. As a converter of positrons to forward-going positronium, O2 has been found to be as good as CO2 from ~250 to 400 eV. Preliminary data is also presented for the production efficiency from Ar at 2.8 eV.
© The Author(s) 2014. This article is published with open access at Springerlink.com