Sympathetic cooling of positrons to cryogenic temperatures for antihydrogen production

Authors :: C. J. Baker
W. Bertsche
A. Capra
C. L. Cesar
M. Charlton
A. Cridland Mathad
S. Eriksson
A. Evans
N. Evetts
S. Fabbri
J. Fajans
T. Friesen
M. C. Fujiwara
P. Grandemange
P. Granum
J. S. Hangst
M. E. Hayden
D. Hodgkinson
C. A. Isaac
M. A. Johnson
J. M. Jones
S. A. Jones
S. Jonsell
L. Kurchaninov
N. Madsen
D. Maxwell
J. T. K. McKenna
S. Menary
T. Momose
P. Mullan
K. Olchanski
A. Olin
J. Peszka
A. Powell
P. Pusa
C. Ø. Rasmussen
F. Robicheaux
R. L. Sacramento
M. Sameed
E. Sarid
D. M. Silveira
G. Stutter
C. So
T. D. Tharp
R. I. Thompson
D. P. van der Werf
J. S. Wurtele
Source :: Nature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
Publication Year :: 2021
Publisher :: Nature Portfolio, 2021.
Abstract: Positrons are key to the production of cold antihydrogen. Here the authors report the sympathetic cooling of positrons by interacting them with laser-cooled Be+ ions resulting in a three-fold reduction of the temperature of positrons for antihydrogen synthesis.

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