Nishimura Sven Vahsen Gary Varner Belle II The University of Hawaii at Manoa US Belle II Science Readiness Briefing UHs past and future interests B Physics b s l ID: 811273
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Slide1
PI’s: Tom Browder, Kurtis Nishimura, Sven Vahsen, Gary Varner
Belle II @ The University of Hawai’i at Manoa
US Belle II Science Readiness Briefing
Slide2UH’s past and future interestsB Physics (bs
l+l-, inclusive B or B
sη(‘) decays, BD τυ
)
, Charm Physics, Dark Matter/Dark Sector, Tests of Quantum Mechanics (future) Instrumentation Frontier: Development of innovative TPCs with ATLAS pixel readout (Vahsen) applied to neutrons; Development and implementation of readout ASICS (Varner); Development of readout systems and firmware (Nishimura)Background Commissioning (Vahsen, Browder)Management of Belle and Belle II (Browder, Vahsen, Varner)Browder and Varner were founding members of Belle, Vahsen was an early Princeton Phd graduate student on Belle All Belle II work currently funded by DOE as part of the UHHEP (University of Hawai’i High Energy Physics) umbrella grant. Applying for a 4-year renewal this month.
UH Group Introduction
2
Jan 10-11 2019
US Belle II Science Readiness Briefing – UHawaii
Slide3Thomas E. Browder, 100% Belle IIBelle II spokesperson (2013-2019); Convenor of OTF (Operations Task Force); P4P3TF (Preparation For Phase 3 Task Force); active BCG and TOP detector group member;
on-site at KEK for Phase 1, Phase 2 and the first Phase 3 run in 2019; spent every summer semester at KEK since 1998. Ramping up Belle II physics analysis in 2019-20231.5 postdocs (share with Varner, supervises on-site work at KEK, physics)
1 graduate student Shawn Dubey (Bsη
’
Xs sbar)Gary S. Varner, 50% Belle II, 50% Other Enterprises50% Belle II TOP group leader, Chair DAQ upgrade committee50% Detector R&D, DUNE, particle astrophysics; Chair DUNE Cold Electronics Reliability Committee2 TOP postdocs [1.5 postdocs (share with Browder)], 1 KLM postdoc1 graduate student Chris Ketter
(b
s l+l
-, inclusive), KLM detector hardware and expert operations 1 Operations postdoc (DAQ operations/upgrade) being recruited
UH Faculty Summary I3
Slide4Kurtis Nishimura, 50% Belle II, 50% OtherBelle II Activities: TOP electronics & firmware development, supervising KLM firmware development,
member of Belle II DAQ Upgrade Committee. Other Activities: DUNE Cold Electronics, Neutron Imaging, WATCHMAN2 Postdocs: V. Shebalin, S. Kohani.No
Belle II graduate students yet.Sven Vahsen, 80% Belle II, 20% OtherLeader of Belle II beam background group since
2013
Member of Speakers Committee (2016-2018), BCG and MDI groups. Led BEAST Phase 1 detector design, execution, analysis, publication, and later background efforts. DM and Dark Sector Physics.Other activities: Directional recoil detection; resulted in innovative TPCs used in Belle II. Relevant to future neutrino and dark matter detectors.2 postdocs: Lewis ( research prof. at U. Bonn)[programmatic], Liptak (ops)4 grad students: Seong, Hedges, Thorpe, Schueler. First three completed PhDs summer 2017 and Dec 2018 postdocs in neutrino, flavor, and DM physics
UH Faculty Summary II
4
Slide5Oskar Hartbrich: 100% on Belle II
Started on Belle II in 2016Working on TOP operations as ExpertSupport for TOP debug and Firmware developmentCharacterization of TOP IRSX ASIC
Belle II DAQ Expert junior memberKey editor of omnibus TOP readout electronics paper [under review with NIM A]Martin Bessner
: 100%
on Belle IIStarted on Belle II in 2017Working on TOP expert operations, Firmware testing, electronics spares testingUH Postdoc Summary I5Richard
Peschke
: 100% on Belle II
Started on Belle II in 2018KLM readout tests and operations support
Organization of KLM online code and configuration
KLM Firmware Development Support
Slide6Vasily Shebalin: 50% Belle II Ops (starting soon), 50% Nishimura Startup
Firmware expert from BINP on ECL moved to Hawaii in 2018.Key KLM scintillator firmware developer.Supporting TOP firmware development.Belle analysis referee.Shahab
Kohani: 100% Nishimura StartupStarted on Belle II in 2018.Exploring fitting algorithms to improve TOP online feature extraction.
Expected to ramp up onto Belle II physics
analysis in 2019.UH Postdoc Summary II6
US Belle II Science Readiness Briefing –
UH
Firmware expert from BINP
Slide7Peter Lewis: 100% Belle IInew job on Belle II
Group member 2013 – summer 2018 Led BEAST Phase 1 installation, DAQ, analysis1st author of SuperKEKB Phase 1 commissioning paper
1st author on NIMA paper demonstrating 3d fiducialization in gas TPC
Research
Prof. at Bonn University, GermanyZachary Liptak: 100% on Belle II opsStarted on Belle II in Sep 2017, lives at KEKBEAST Phase 2 DAQ ops and offline data productionBEAST Phase 3 DAQ + TPC operatorMember of outreach team - Belle II Instagram in English and Japanese.UH Postdoc Summary III
7
US Belle II Science Readiness Briefing –
UH
Slide8Michael Hedges: 100% on Belle II postdocStarted on Belle II in
2012Built and installed BEAST TPC gas systemBEAST Phase 1 Safety Coordinator, resided at KEKPh.D. Dec. 2018 on Belle II neutrons and directional neutron detection (published in BEAST Phase 1 paper)Now postdoc on
Mu2e@FNAL with PurdueTom Thorpe: 20% on Belle II
postdoc
Not Belle II member, focused on instrumentation (started in 2011)Ph.D. Dec 2018 on gas avalanche gain studies + set a new Dark Matter limit (to be published)Won competitive postdoc fellowship@Gran Sasso Science Institute. Will work on DarkSide.
Graduate Student Summary II
8
US Belle II Science Readiness Briefing – UH
Slide9Ilsoo Seong: 100% on Belle II
postdocStarted on Belle II/Belle in 2011BEAST TPC developmentBelle Search for low-mass DM and light Higgs Boson
Ph.D. 2017. First author of PRL accepted 1/4/2019Now postdoc at UC Irvine on neutrinos
Jeffrey
Schueler: 100% on Belle IIStarted on Belle II in 2016BEAST Phase 2 TPC operator + BCG member, stationed at KEK 2017-2018To install Phase 3 TPC systemMeasured Phase 2 neutron BG (publication forthcoming)Planning Belle analysis on Quantum DecoherenceGraduate Student Summary III9
US Belle II Science Readiness Briefing –
UH
Slide10Chris Ketter: 100% on Belle II
Started on Belle II in 2015Design and fabrication of crucial heat-sink components of TOP custom heatsinksDesign and fabrication of KLM readout board and cable support mechanics, consisting of hundreds of machined frames and integral card supports
Design and fabrication of custom shipping containers for production readout circuitboards (all arrived Japan in very good shape).
KLM
SiPM tuning, feature extraction firmwareAnalysis topic will be bs l+l-, semi-inclusiveGraduate Student Summary IV
10
US Belle II Science Readiness Briefing – U Hawaii
Slide11http://www.naluscientific.com/
Engineer/Subcontracts:Subcontracts to Nalu Scientific for firmware engineering(Luca Macchiarulo, Isar
Mostafenzhad)Following the Nishimura faculty hire, the
Nalu
work for Belle II is ramping down as Nalu’s SBIR’s and activities on other experiments for US national labs ramps up.Other People (Firmware engineering, IDL)11
Jan 10-11 2019
US Belle II Science Readiness Briefing – UH
The University of Hawaii has an IDL (Instrument Development Lab), which is an electronics design and assembly facility.
One university supported engineer, Matt Andrew
, Nishimura and Varner run the IDL
.
Slide12Jan 10-11 2019US Belle II Science Readiness Briefing – Institution X
12
Rampdown of Nalu Engineering on Belle II
PNNL sub-contract issued 7/25/2017 50, 364
DOE programmatic 2017: travel to KEK for Nalu 8, 067DOE programmatic (BESIII redirect, May 2018) for Nalu: 87, 307No BNL subcontracts for Nalu on Belle IIYear 1 of UH renewal proposal: completion of Nalu work 50,000Years 2, 3, 4 no request for Nalu work. Firmware work taken
over by Prof. Nishimura, postdocs and students.
Slide13* Sabbatical location** Summer location
Personnel location by FY
13
FY18
FY19FY20FY21
T. E. Browder
KEK*
UH/KEK**UH/KEK**
UH/KEK**G. S. Varner
UH
UH
UH/KEK
UH
S.
Vahsen
UH
UH
UH
UH
K.
Nishimura
UH
UH
UH
UH
Hartbrich
(TOP/DAQ)
KEK
UH/KEK
UH/KEK
UH
Bessner
(TOP)
KEK
U
H/KEK
UH/KEK
U
H
Peschke
(KLM)
UH/KEK
UH/KEK
U
H
UH
P. Lewis (
repl
bkgs
)
-
KEK
KEK
KEK
Liptak
(
Bkg
)
KEK
KEK
KEK
KEK
Shebalin
(Firmware)
U
H
U
H
U
H
UD
DAQ
upgr
PD
UH/KEKUH/KEKKEK/UHKEK/UH
US Belle II Science Readiness Briefing – UH
Red
-means US Belle II ops postdocs
Slide14Personnel location by FY II14
FY18
FY19
FY20
FY21Jeff SchuelerKEK
KEK/UH
U
H/KEKUH/KEK
Shawn Dubey
UH
U
H/KEK
KEK
U
H
.
Chris
Ketter
UH/KEK
U
H
U
H/KEK
KEK
Grad 4
-
UH/KEK
KEK
U
H/
KEK
Grad 5
UH/KEK
UH/KEK
UH/KEK
US Belle II Science Readiness Briefing – UH
Ramp-down of external firmware engineering should allow for more graduate students and more physics output.
Slide15UH Personnel % Belle II Effort by FY (Faculty/Postdocs)
15
FY18
FY19
FY20FY21T. Browder100%
100%
100%
100%G. S. Varner
50%50%50%
50%
S.
Vahsen
80%
80%
80%
80%
K.
Nishimura
50%
50%
50%
50%
O.
Hartbrich
(or
equiv
)
100%
100%
100%
100%
M.
Bessner
(or
equiv.
)
100%
100%
100%
100%
R.
Peschke
(or
equiv
)
100%
100%
100%
100%
DAQ upgrade PD
100%
100%
100%
Z.Liptak
(or
eqiv
)
100%
100%
100%
100%
S.
Kohani
100%
100%
100%
100%
V.
Shebalin
100%
50%
25%
25%F+PD FTEs:8.8
9.3
9.0
9.0
Slide16Personnel % Belle II Effort by FY
16
FY18
FY19
FY20FY21Jeff Schueler
100%
100%
100%100%
Shawn
Dubey
(or equiv.)
100%
100%
100%
GS2%
Chris
Ketter
(or equiv.)
100%
100%
100%
100%
Grad 4
-
100%
100%
100%
Grad
5
-
100%
100%
100%
Sum
of faculty and postdocs
8.8
8.3
8.0
8.0
TOTAL FTEs:
11.8
12.3
12.0
12.0
Jan 10-11, 2019
US Belle II Science Readiness Briefing – UH
Slide17Our technical interests are TOP readout, KLM readout, background commissioning and neutron detection. Readout includes ASICs, firmware and systems. Browder, Varner, Vahsen
do Belle II management.Our physics interests are inclusive rare decays (bs l+
l-), exclusive BD τυ, searches for dark sector particles and tests of quantum mechanics.
We plan to have
5 students doing Belle II theses (as requirements for firmware engineering ramp down and Browder is freed up from Belle II administrative duties). Our programmatically funded postdocs and graduate students are based at Hawaii but make frequent long trips to KEK. US Belle II operations postdocs are usually based at KEK. Postdocs will begin to transfer to calibration, software and physics as readout is stabilized.
Nishimura who has led the US Belle II firmware effort and brought TOP into operation will apply as a co-PI in the 4-year renewal proposal.
In 2017-2018 we achieved stable readout of the TOP, made major contributions to the KLM, and led the BEAST effort with first collisions.
Conclusions for Belle II@University of Hawai’i
17US Belle II Science Readiness Briefing – U Hawaii