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e-Science paradigm for
hadron collider physics
Kihyeon ChoHigh Energy physics Team
KISTI
APCTP LHC-Physics Workshop Konkuk University, Seoul, Korea
August 25~27, 20081
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Kihyeon Cho
Contents
E-Science paradigm?Theory-ExperimentTheory-ComputingExperiment-Computing
Summary
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Kihyeon Cho3
이론
실험 컴퓨팅
Tony Hey (MS) Effects
Experimental Science
Theoretical Science
Computational Science
e-Science
-Thousand Years ago-Experimental Science
- description of natural phenomena
-Last few hundred years -Theoretical Science
-Newton’s Laws, Maxwell’s Equations …
-Last few decades -Computational Science
-simulation of complex phenomena
-Today -e-Science
-Data Centric Science-unify theory, experiment, and
simulation
이론
실험 컴퓨팅
HPC and Information Management are Key
Technologies to support e-Science Revolution
e-Science paradigm?Hardness
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Kihyeon Cho
E-Science paradigm
=> Hadron Collider Physics (CDF, LHC etc.)
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Kihyeon Cho
ComputingExperiment
Theory
Feed back and tools Supercomputer
e-HEP
=> To study Heavy Flavor Physics
e-Science
E-Science paradigm
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Kihyeon Cho 6
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Theory-Experiment
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Kihyeon Cho
Theory-Experiment
To develop the fusion system of pheno-menology and data analysisBased on this system, we apply Monte Carlo system for experiments. To apply this system to hadron collider experiments in order to study the standard model (SM) and new physics (NP). To apply new tools to future experiments
Belle-II, LHC, etc.
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Kihyeon Cho
Example) Theory-experiment
Braaten, Kniehl and J.Lee
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Kihyeon Cho
Example) Theory-Computing (cont’d)
Braaten, Kniehl and J.Lee
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Kihyeon Cho 11
Chaehyun Yu
Example) Theory-Computing (cont’d)
=>More accurate results are needed
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Kihyeon Cho
Tools for future experimentBelle-II DH with AMGA => LHC
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Theory-Computing
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Kihyeon Cho
Theory-Computing
To use supercomputer to study phenomenology
The 4th supercomputer at KISTI ☞ IBM Gaia system ☞ cluster system Tachyon
To develop parallellization and optimization for the phenomenology code
Based on OpenMP to use Gaia systemBased on MPI Libraryto use Tachyon
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Kihyeon Cho
Results of Theory-Computing
Higgs Boson research on MSSM (S.W.Ham) To use supercomputer at KISTI (2007-2009)Acknowledgement to KISTI
▶ Publications list (2008) ☞Higgs bosons of a supersymmetric E(6) model at the Large Hadron Collider, S.W. Ham ( 제 1 저자 ), J.O. Im, E.Y. Yoo, S.K. Oh, JHEP 0812:017 (2008). ☞ Higgs bosons of a supersymmetric U(1)' model at the ILC, S.W. Ham ( 제 1 저자 ), E.J. Yoo, S.K. Oh, D. Son, Phys. Rev. D77, 114011 (2008). ☞ Neutral scalar Higgs bosons in the USSM at the LHC, S.W. Ham ( 제 1 저자 ), Taeil Hur, P. Ko, S.K. Oh, J. Phys. G35, 095007 (2008). ▶ Publications list (2007) 과제명 : 비 최소 초 대칭 모형에서 힉스 보존에 관한 연구 ☞ Higgs bosons of the NMSSM with explicit CP violation at the ILC, S.W. Ham ( 제 1 저자 ), S.H. Kim, S.K. Oh, D. Son, Phys. Rev. D76, 115013 (2007). ☞ Electroweak phase transition in MSSM with U(1)' in explicit CP violation scenario, S.W. Ham ( 제 1 저자 ), S.K. Oh, Phys. Rev. D76, 095018 (2007). ☞ Electroweak phase transitions in the MSSM with an extra U(1)', S.W. Ham ( 제 1 저자 ), E.J. Yoo, S.K. Oh, Phys. Rev. D76, 075011 (2007). ☞ Explicit CP violation in a MSSM with an extra U(1)', S.W. Ham ( 제 1 저자 ), E.J. Yoo, S.K. Oh, Phys. Rev. D76, 015004 (2007). ☞ Phase transition in a supersymmetric axion model, S.W. Ham ( 제 1 저자 ), S.K. Oh, Phys. Rev. D76, 017701 (2007).
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Kihyeon Cho
Result of theory-computing
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Kihyeon Cho
e-ScienceService
Resource
Linux OSLinux OSLCG/gLite LCG/gLite
Daejeon
Supercomputer, Cluster Busan
Storage
Gwangju
Visualization
KREONET
SeoulGLORIAD
Belle/Belle2Belle/Belle2 ALICEALICE Theory Theory CDFCDF ……
AIX OS(IBM)AIX OS(IBM)
KISTI
KISTI CAKISTI CA
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Middleware
LHC
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Kihyeon Cho
Tevatron
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S.W.Ham
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Kihyeon Cho
Result of Theory-Computing
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Kihyeon Cho
Result of Theory-Computing (cont’d)
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Experiment-Computing
e-Science for high energy physics
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Kihyeon Cho
컴퓨팅실험 e-Science
연구환경 구축 및 활용연구
Experiment-Theory
E-Science for High Energy Physics (e-HEP)
=> Heavy Flavor Physics
22K.Cho, Comp. Phys. Com, 177, 247 (2007)
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Kihyeon Cho
Heavy Flavor Physics Trends
High Energy Accelerator (up to 14TeV)From 10.56GeV [Y(4S)] to 14TeV
=> Data ProductionHigh cross section => Lots of data [O(PByte/year)]
From e+e- to Hardon Collider => Data Processing
More DataFrom Belle to Super Belle (50X)
=> Data ProcessingMore Collaborations
From 200 to 2,000 collaborations Data Analysis Collaborative
=> e-Science
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Kihyeon Cho
Concorde(15 Km)
Balloon(30 Km)
CD stack with1 year LHC data!
(~ 20 Km)
Mt. Blanc(4.8 Km)
2000-present 2010s
LeptonCollider
Hadron Collider
Method
- Belle . 1 PByte (1ab-1 total)
- BaBar
- CDF . 2 PByte (4.5fb-1 total)
- D0
- Cluster- Grid
- Belle-II . 5~10 PByte/year
-LHCb . 0.2~1 PByte/year
-CMS . 5~10 PByte/year
-ALICE
- Grid- e-Science
Production Data Size
24K.Cho and H. Kim, hep-ex 0810.1616
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Kihyeon Cho
The goal of e-Science
• To study any research anytime and anywhere
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e-Science for HEP
Data Production
Data Processing
Data Analysis
To study High Energy Physics anytime, anywhere even if we are not on-site laboratoriesVirtual Laboratory enables us to research as if we were on-site.
3 1 2
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The components of e-Science for HEP
Data Analysiscollaborative
Data Processing
Data Production
Data Center
• EVO (Enabling Virtual Organization)
• Grid Farm
• Pacific CDF Analysis Farm
• CDF Grid Computing Center
• Remote Shifts
• On-line (RCR)
• Off-line (SAM DH)
1
3
An example => CDF
2
On-Site KISTI
K.Cho, JKPS 53, 1187 (2008)
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High Energy Physics Team at KISTI
PPNP research communityPPNP research community
France-Korea PPL (LIA)France-Korea PPL (LIA)
B physics research => To proble Standard Model
2009~
e-HEP
GLORIAD(10G)
NSDC farme-Science Grid
D. Production D. ProcessingData Analysis
RCR
CDFCDF Belle/Belle-IIBelle/Belle-II
ALICE Tier2ALICE Tier2 ILC R&DILC R&D
To study HEP
~2008
Supercom
ServiceService
Standard Model New Physics
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High Energy Physics Team at KISTI
2007 ~ 2008 2009 2010 2011
e-ScienceGrid
FKPPL VO Farm(IN2P3,Fr.) & LCG CAF (CDF Analysis Farm) (IN2P3,France)
Pacific CAF (AS, Taiwan), KEK Farm (KEK, Japan)
North America CAF (Fermilab, USA)
EU
USA
Asia
Pacific CAF, Visuallization
Using e-HEP,SM, B-physics
KREONET, GLORIAD, Supercomputer & NSDC farm
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Enable Discovery
KISTI
Belle/Belle-IICDF
e-HEP
Belle-II DH leader
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Kihyeon Cho
/JBS0/ SS KJB
/J
Search for
Search for
Study for Production Mechanism
CDF B Physics Plan @ KISTI
Chaehyun Yu
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B=B+ , K=K+ B=B0, K=K*0 B=BS, K=φ
B→ J/ψ K (1.008±0.035)*10-3 (1.33±0.06)*10-3 (9.2±3.3)*10-4
B→ ψ(2s)K (6.48 ± 0.35) *10-4 (7.2 ±0.8) *10-4 (4.8±1.4)*10-4
B→ J/ψ K π+π- (1.07 ± 0.19) *10-3 (6.6 ±2.2) *10-4
B→ ψ(2s)K π+π- (1.9 ± 1.2) *10-3
Could be a good method to separate production mechanism?– Internal pop up v.s. Higher resonance state ?– X(3872) or ψ(2s) -> J/Ψ π+π- ?
Br(B0 J/ π+ π- K*0) / Br(B0 (2s)(J/ π+ π- ) K*0 ) Br(B+ J/ π+ π- K+) / Br(B+ (2s)(J/ π+ π- ) K+ ) Br(BS J/ π+ π- ) / Br(BS (2s)(J/ π+ π- ) )
J/
K*0, K+,
π
π, K
Charmonium J/ π+
π-
K*0, K+,
Bs -> J/Ψ Φ π+π-
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Kihyeon Cho
Measured Br(B0 J/Ψ Ks) = 4.45*10-4
Theory exp. Br(Bs J/Ψ Ks) ~ 2.0*10-5
Yield (B0 J/ΨKs) ~ 2630 (0.8fb-1) : measur
Yield (B0 J/ΨKs) ~ 16400 (5.0fb-1) : expect
Expected Yield (Bs J/Ψ Ks) @ 5.0fb-1
~ 16400 * 0.3(fs/fb) * 2/4.45*10-1 ~ 200
* B0 contamination, BG reduction
Search for Bs J/ΨKs @ CDF II
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Kihyeon Cho
e-Science for High Energy Physics
KBS 대전 (2008.7)
ScienceTV (2009.1)
Achievements
KBS 전국 (2008.7)
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언론 홍보
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Kihyeon Cho
Summary
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Using the 21st centry concept of e-Science paradigm, we combine experiment, theory and computing for more efficient research process in hadron collider physics.
The construction of this kind of new system of experiment, theory and computing can provide new reserach paradigm in other science areas.