- The calculated spectrum of the kinetic energy of the muonic hydrogen atom at the instant of the transition. The pressure is , the total number of atoms is .
- The calculated spectrum of the kinetic energy of the muonic hydrogen atom at the instant of the transition. The pressure is , the total number of atoms is .
- The calculated spectrum of the kinetic energy of the pionic hydrogen atom at the instant of the transition. The pressure is , the total number of atoms is .
- The calculated spectrum of the kinetic energy of the pionic hydrogen atom at the instant of the transition. The pressure is , the total number of atoms is .
- Set-up of the experiment at the channel at PSI. A very similar set-up will also be used outside the pion area for the tuning of the spectrometer with X-rays from an ECR-source.
- Pionic deuterium measured with a 111 spherically bent crystal.
- The intrinsic efficiency of the CCD detector is shown as a function of energy.
- Simulated spectra for the transitions in pionic (left) and muonic hydrogen as measured by a CCD detector of horizontal width of and a pixel size of . The intensity in both lines is 40000. Both lines have a common energy resolution of . A Lorentzian width of is assumed for the pionic line. The muonic line has a hyperfine splitting of . The distribution of the kinetic energy is as in Fig. 1 and Fig. 3, respectively. The peak/background ratio for the pionic line is 100:1.
- Simulated spectra for the transitions in pionic (left) and muonic hydrogen as measured by a CCD detector of horizontal width of and a pixel size of . The intensity in both lines is 40000. Both lines have a common energy resolution of . A Lorentzian width of is assumed for the pionic line. The muonic line has a 1s hyperfine splitting of . The distribution of the kinetic energy is as in Fig. 2 and Fig. 4, respectively. The peak/background ratio for the pionic line is 100:1
- Rowland circle and Bragg angles. The Bragg condition requires reflection at the boundary of a circle with radius of the Rowland circle. D and S denote the position of detector and source, respectively. At C the Bragg crystal is mounted. It has a curvature radius around O with being the radius of the Rowland circle.
- The calculated kinetic energy distribution of the atom at the instant of strong interaction in liquid hydrogen.
- The calculated neutron ToF spectrum for the reaction in liquid hydrogen for a neutron flight path of 5m.
- The cumulative energy distribution W(E) reconstructed from the nToF spectrum with events (dotted line) in comparison with the exact result corresponding to Fig 11.