Materials and Life Science Experimental Facility

Muon Beam Performance

1) Decay/Surface Muon (Phase 1)
  Surface Muon Decay Muon
Beam Energy 4.1 MeV 5-50 MeV
Depth ~0.2 µ 1mm-~cm
Energy Distribution ~15% ~15%
Pulse Width ~100 ns ~100 ns
Beam Size 30 mm × 40 mm 70 mm × 70 mm
Beam Intensity 3 ×107/s 106-7/s
Number of Ports 2 2
2) Surface Muon (Phase 1' & Phase 2)
  Surface Muon (µ+)
Beam Energy 4.1 MeV
Depth ~0.2 µm
Energy Distribution ~15%
Pulth Width ~100 ns
Beam Size 30 mm × 40 mm
Beam Intensity 106-7/s
Number of Ports 4
3) Ultra Slow Muon (Phase 2)
  Surface Muon (µ+)
Beam Energy 0-30 keV
Depth 0 nm -200 nm
Energy Distribution <<1%
Pulth Width 8.3 ns -> ps
Beam Size 3×4mm -> 1φ
Beam Intensity 2-5 × 104/s
Number of Ports 2