3 papers
hep-ex2004
The First Cold Antihydrogen
M. C. Fujiwara, M. Amoretti, C. Amsler +29
Antihydrogen, the atomic bound state of an antiproton and a positron, was produced at low energy for the first time by the ATHENA experiment, marking an important first step for pr…
physics.ins-det2004
Detection of antihydrogen annihilations with a Si-micro-strip and pure CsI detector
I. Johnson
In 2002, the ATHENA collaboration reported the creation and detection of cold (~15 K) antihydrogen atoms [1]. The observation was based on the complete reconstruction of antihydrog…
hep-ex2003
First Production and Detection of Cold Antihydrogen Atoms
M. C. Fujiwara, M. Amoretti, C. Amsler +29
The ATHENA experiment recently produced the first atoms of cold antihydrogen. This paper gives a brief review of how this was achieved.