run 14 rhic machine/experiments meeting 24 june 2014 agenda : run 14 schedule (pile)
DESCRIPTION
Run 14 RHIC Machine/Experiments Meeting 24 June 2014 Agenda : Run 14 Schedule (Pile) Machine Status (Robert-Demolaize) STAR and PHENIX Status (Experiments) Other. Call in bridge line is 631-344-8383. - PowerPoint PPT PresentationTRANSCRIPT
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Run 14 RHIC Machine/Experiments Meeting
24 June 2014
Agenda: • Run 14 Schedule (Pile)• Machine Status (Robert-Demolaize)• STAR and PHENIX Status (Experiments)• Other
Call in bridge line is 631-344-8383
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Run 14 plan based on 22 weeks cryo operationand Fischer et.al. RHIC Collider Projections (FY 2013 – FY 2017), 4 Jun 2013
(5/23/15 update)
3 Feb, Begin cool-down to 4.5K 4 Feb, Cool-down to 6K in Blue 7 Feb, Blue and Yellow at 4.5 deg K 10-Feb, Beam in Blue and Yellow at injection 15-Feb, Begin √s = 14.6 GeV/n AuAu physics 11 Mar (Tuesday, 0800), End √s = 14.6 GeV/n AuAu physics run begin setup for √s = 200
GeV/n AuAu 15-Mar (~14:00, store 18046), Begin √s = 200 GeV/n AuAu physics run
PHENIX 1st physics store = 18046 (15 March) STAR 1st physics store = 18064 (17 March)
16-Jun (0700), end 13.3 week √s = 200 GeV/n AuAu run• 16-June begin setup for √s = 200 GeV/n 3HeAu run• 20-June first Physics Store
• today, 23 June…
• 7-July, end 3 week √s = 200 GeV/n 3HeAu run (end sooner if 3HeAu goals met)• 4-7-July, Test DX move then begin cryo warm-up• 7- 10-July, warm-up complete, 22.0 22.4 cryo weeks of operation
See http://www.rhichome.bnl.gov/AP/RHIC2014/ for the Run Coordinator’s detailed plan
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3He-Au at 200 GeV/n
STAR Goals• Physics Goal: 150M in
min-bias and central triggers
PHENIX Goals• 1.8 B events within +/-
10 cm
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Bunched beam intensityHe-3, Au
1st Physics Store
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5Fischer et. al. “RHIC Collider Projections (FY 2014 – FY 2018)”, 4 June 2013
PHENIX goal
STAR goal
Max projection
Min projection
thru fill 18379 Tuesday 3 June
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Through final store 18427, 16 June 14
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10Fischer et. al. “RHIC Collider Projections (FY 2014 – FY 2018)”, 4 June 2013
Max projection
(last 3 days)
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FY 2014 power rebate $ in BNL bank = -$1.21M with ~0.9M of this assignable to C-AD through May
May 2014($72)
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Thru May 2014
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Archive
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Past 6.5 weeks
Not corrected PHENIX ZDC
Bunched beam intensity
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Recent
Not corrected PHENIX ZDC
Bunched beam intensity
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Old ~best store to date(4/18/14)
Lpeak Max Goal
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New ~best store to date(5/29/14)
Lpeak Max Goal
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From this morning(6/3/14)
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STAR – Slides from Time Meeting
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16 June
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My line
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STAR Proposal for optimum running
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Proposal for optimizing RHIC Running between now and switch to He3- AuRHIC Coordination mtg.
May 27, 2014Bill Christie
For the STAR Collaboration
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Proposal:
1.) Drop the collision rate in STAR down to 50 kHz 2.5 hours into the store, as opposed the current mode where it’s dropped after 3 hours.
2.) Extend the store length from 10 hours to 11 hours.
3.) Minimize Machine Development time between now and the switchover to He3-Au running.
4.) Consider dropping one APEX session between now and the switchover to He3-Au running.
5.) Investigate implementing the dynamic Beta squeeze (aka THOR) at STAR late in the store when the 50 kHz rate can’t be maintained.
6.) Consider gains in the luminosity lifetime that could result from either mis steering PHENIX or increasing the PHENIX beta*.
7.) Depending on how far we get in reaching STAR’s goal’s, reconsider the He3-Au switch over date.
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http://www.bnl.gov/cad/esfd
Scheduling Physicist: Chuyu Liu
AGS-Booster-Tandem/Linac/EBIS Startup
RHIC Cryo Cooldown to 45 deg K
RHIC Cryo Cooldown/Warm-up
RHIC Cryo Operation
RHIC Cryo off
RHIC STAR & PHENIX
RHIC Research with s = 200 GeV/n AuAu
RHIC Research with s = 15 GeV/n AuAu
RHIC Research with s = 200 GeV/n 3 HeAu
Particle Accelerator Conference (IPAC)
NSRL (NASA Radiobiology)
NSRL (NRO)
BLIP (Isotopes)
BLIP (other)
Shutdown (RHIC)
C-A Operations-FY14
Program Element Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep
FY 2014
20 May 14
setup with beams
Sep
concurrent with RHIC
ramp up luminosity
setup as required
16 weeks
13.3 weeks
.4 weeks
7 Oct 15 Nov
13C
18 Nov22 Nov
31 Mar
25 Mar
17 Dec
14A
29 Mar
5.5 weeks
16 May 20 Jun
3 Feb
3 wks
planned, budget permitting
22.4 weeks 10 July
14B
10 Mar
15 Feb
27 May
7-8 Jun
15-20 Jun
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From Wolfram, 5/6/2014 RHIC-II
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Still ~best ~10 (12) hr store
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Best Store to date(4/18/14)
Lpeak Max Goal
Another good store – a lot more about as good!(4/22/14)
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Best Store to date(4/18/14)
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PHENIX• Au+Au @ 200 GeV for 12 weeks, L = 1.5 nb−1 sampled luminosity
within |z| < 10 cm] ~30% within |z| < 10 cm] ~90% DAQ efficiency ~50% bandwidth, DAQ saturation factor (?) 11 nb-1 delivered
STAR• Au+Au @ 200 GeV for 14 weeks, L= 10 nb−1 recorded, 109 min bias
triggers within |z| < 5 cm] (2x109 triggers required) ~ 60% (should be better) sampling efficiency 16.7 nb-1 delivered
• Au+Au @ 15 GeV for 3 weeks, 150M min bias triggers
Goals for Run 14 (based on Beam Use Requests)(11 Feb, DRAFT, to be updated by experiments)
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4/8/2014 New Electric Rates for this year
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Goal, 1.4 x 109/bunch
~Lstore avg Goal, 35 x 1026/cm-2s-1
(not singles corrected)
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30 Mar, Store 18145, 9 hr 59 min, 0.143 nb-1 (40 x 1026 cm-2s-1) to PHENIX (assumes 9.5 b xscetion)
(Not singles corrected)
Store 18151~best store
31 Mar, Store 18151, 9 hr 49 min, 0.149 nb-1 (42 x 1026 cm-2s-1) to PHENIX
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From Ingrassia, http://www.cadops.bnl.gov/AGS/Operations/Run14/
Through final fill 18010, 11 Mar 2015 max/min projections from Fischer et.al. “RHIC Collider Projections (FY2014-FY2018)”, 4 June 2013
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√s = 14.6 GeV/n AuAu physics, 15 Feb-11 Mar
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√s = 14.6 GeV/n AuAu physics, last 24 hours
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http://www.bnl.gov/cad/esfd
Scheduling Physicist: Chuyu Liu
AGS-Booster-Tandem/Linac/EBIS Startup
RHIC Cryo Cooldown to 45 deg K
RHIC Cryo Cooldown/Warm-up
RHIC Cryo Operation
RHIC Cryo off
RHIC STAR & PHENIX
RHIC Research with s = 200 GeV/n AuAu
RHIC Research with s = 15 GeV/n AuAu
Contingency/other beams
Particle Accelerator Conference (IPAC)
NSRL (NASA Radiobiology)
NSRL (NRO)
BLIP (Isotopes)
BLIP (other)
Shutdown (RHIC)
C-A Operations-FY14
Program Element Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep
FY 2014
4 Mar 14
setup with beams
Sep
concurrent with RHIC
ramp up luminosity
setup as required
16 weeks
15 weeks
.4 weeks
7 Oct 15 Nov
13C
18 Nov22 Nov
31 Mar
25 Mar
17 Dec
14A
29 Mar
5.5 weeks
16 May TBDTBD
3 Feb
14B
3 wks
TBD
planned, budget permitting
22.0 weeks 7 July
14B
4 July 10 Mar
15 Feb
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44Fischer et. al. “RHIC Collider Projections (FY 2014 – FY 2018)”, 4 June 2013
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45Fischer et. Al. “RHIC Collider Projections (FY 2014 – FY 2018)”, 4 June 2013
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4 Feb 2014
Blue at 4.5 deg
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7 Feb 2014, Blue and Yellow at 4.5 deg K
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Who’s Who for 2014
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From Fischer et. al., RHIC Collider Projections (FY 2014 – FY 2018), 4 June 2013