Machine Design/Characteristics Machine Design/Characteristics User Requirements User Requirements

““LASTLAST” ” forum within DS to discuss these issues and provide feedbackforum within DS to discuss these issues and provide feedback

NB: User Requirements – NB: User Requirements – NAO 11/2006 [Task 10 Document 10-25-2007-0001]NAO 11/2006 [Task 10 Document 10-25-2007-0001]

Recent issues/points of note :Recent issues/points of note :(see also Ari, Patrick)(see also Ari, Patrick)

LINAC baseline design: 150 MeV/u ( LINAC baseline design: 150 MeV/u (132132Sn) Sn) withoutwithout stripping stripping

NB: 150 MeV/u (NB: 150 MeV/u (132132Sn) Sn) possible possible IIBB rad prot limitations on light beams. rad prot limitations on light beams.

8.8 MHz beam bunch frequency operation of LINAC 8.8 MHz beam bunch frequency operation of LINAC

Matching of beam preparation scheme(s) to injection into LINAC with high Matching of beam preparation scheme(s) to injection into LINAC with high

frequency operation (8.8 – 88 MHz) … solutions under study frequency operation (8.8 – 88 MHz) … solutions under study

Very high resolution separator (>20000) – feasibility ? practical utility ?? Very high resolution separator (>20000) – feasibility ? practical utility ??

Experimental Requirements: Beam Experimental Requirements: Beam && Machine Characteristics Machine Characteristics

• Maximum Beam EnergyMaximum Beam Energy

• Minimum Beam EnergyMinimum Beam Energy

• Energy VariabilityEnergy Variability

• Beam Energy Definition/Absolute Beam EnergyBeam Energy Definition/Absolute Beam Energy

• Time ResolutionTime Resolution

• Beam pulse rate and “chopping”Beam pulse rate and “chopping”

• Beam SharingBeam Sharing

• Stable Beam OperationStable Beam Operation