Diapositive 1

Technical Considerations

•

Long-term Energy Stability (321 procedures over a 4.5-year period)

Percentage of D

measurements

within +/- 2 mm and +/- 1mm from expected value

4 MeV 6 MeV 9 MeV 12 MeV

[-2mm, 2 mm] 99,0 100,0 98,1

96,9

[-1 mm, 1 mm] 88,9 91,6 82,6

90,0