1. Muon cooling: longitudinal compression
- Author
-
Wilhelm Bertl, Klaus Kirch, Yu Bao, Aldo Antognini, Malte Hildebrandt, D. Taqqu, Florian M. Piegsa, Angela Papa, Alexey Stoykov, Kamil Sedlak, C. Petitjean, Stefan Ritt, and K. S. Khaw
- Subjects
Accelerator Physics (physics.acc-ph) ,Physics ,Surface (mathematics) ,Muon ,Physics::Instrumentation and Detectors ,FOS: Physical sciences ,General Physics and Astronomy ,Order (ring theory) ,7. Clean energy ,Magnetic field ,Nuclear physics ,Microsecond ,Compression (functional analysis) ,Phase space ,Physics::Accelerator Physics ,Physics - Accelerator Physics ,Beam (structure) - Abstract
A 10 MeV/c $\mu^+$ beam was stopped in helium gas of a few mbar in a magnetic field of 5 T. The muon 'swarm' has been efficiently compressed from a length of 16 cm down to a few mm along the magnetic field axis (longitudinal compression) using electrostatic fields. The simulation reproduces the low energy interactions of slow muons in helium gas. Phase space compression occurs on the order of microseconds, compatible with the muon lifetime of 2 $\mu$s. This paves the way for preparation of a high quality muon beam., Comment: 5 pages, 6 figures
- Published
- 2014