Pionic Hydrogen

Pionic Hydrogen
collaboration © 2007

Webmaster: D.Gotta

Design: M.Nekipelov

Time Table

1997
Test experiment with pionic deuterium PR C 58(1998)R1869

1998
PSI Proposal R-98-01.

2000
Engineering run in November-December successfully demonstrates the power of the new set-up.

2001
First measurements of the crystal response crystal response with pionic carbon.
Measurement of the πH(3-1) transition in the pressure range 3.5 bar to LH₂.

2002
First measurements of the crystal response with the PSI ECRIT.
Measurement of the state dependent line width of the πH(2-1), πH(3-1) and πH(4-1) transitions.

2004
Systematic studies of the crystal response with the PSI ECRIT.
Optimisation of injection into cyclotron trap by using fast CCD (small size), (full size, new window).
Measurement of the 焙(3-1) transition.

2005
Completion of crystal studies with the PSI ECRIT.
Completion of data taking for hydrogen with a high statistics measurement of the πH(2-1) transition.

2006
Measurement of the πD(3-1) transition in the pressure range 3.5 to 20 bar.
Statistics doubled for the πH(4-1) transition (10 bar).
Data taking completed.