d-Au Status

1
d-Au Status Chronology

• 29 January 2008

Kip Gardner
2
b4-q89 trip
Yellow collimator limit switch
APEX
APEX
3
Ring to ring synchro
Vernier scans
Yellow dipole feedback setup
Injection Drift comp
Test Coll on ramp
IR waist knobs
IR Waist knobs
4
Revert to wed
5
FEC went down
6
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7
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8
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9
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10
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11
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12
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13
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14
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15
Chronology

• Mon 22 Oct d at full energy in Booster.
• Tue 30 Oct d to W dump.
• Thur 1 Nov Blue cool-down begins.
• Sat 3 Nov Au79 to W dump. Mode switching
  established.
• Mon 5 Nov Blue cool-down complete.
• Tue 6 Nov Yellow cool-down complete.
• Fri 9 Nov d captured in blue.

16
Chronology (contd)

• Sun 11 Nov Au injected into yellow with good
  lifetime.
• Mon 12 Nov Blue ramp efficiency 54.
• Wed 14 Nov Blue ramp efficiency 81 yellow 55.
• Fri 16 Nov First collisions 800 Hz.
• Sun 18 Nov 37x37, 90, 18 kHz.
• Mon 26 Nov Physics declared at 4 pm.
• Fri 30 Nov Stochastic cooling operational.

17
Chronology (contd)

• Wed 19 Dec 0.8 m beta-star in yellow.
• Wed 26 Dec 0.7 m beta-star in blue and yellow.
• Wed 2 Jan Phenix magnets reversed.
• Tue 8 Jan 160 kHz.
• Wed 23 Jan 175 kHz.
• Sat 26 Jan 200 kHz.
• Sun 27 Jan d-Au run ends at 8 pm.