The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN,...

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1 1/14/07 1/14/07 The Birth of a Lattice The Birth of a Lattice Q Q C C D D Users Group : Users Group : NPLQCD NPLQCD K + π + (Beane, Bedaque, Orginos, Savage) + (Luu, Parreno)

Transcript of The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN,...

Page 1: The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN, ππ,.. — Exploratory Proposal to USQCD DW-Props (LHPC) on MILC Lattices 7x105 proc-hrs

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The Birth of a Lattice The Birth of a Lattice QQCCDDUsers Group :Users Group : NPLQCDNPLQCD

K+ π +

(Beane, Bedaque, Orginos, Savage) + (Luu, Parreno)

Page 2: The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN, ππ,.. — Exploratory Proposal to USQCD DW-Props (LHPC) on MILC Lattices 7x105 proc-hrs

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NPLQCD Time-Line: NPLQCD Time-Line: The Theoretical Phase

2001 2002 2003 2004

Continuum EFT

mq-dep

Lattice EFT

YN, NN in a finite volume

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NPLQCD Time-Line: NPLQCD Time-Line: The Numerical Phase

2004 2005 2006 2007

Lattice EFT

YN, NN in a finite volume R+D

2+1 Φ4-theoryQuenched LatticesAnalysis TechniquesResource Costing

Physics Code WritingCode testingPhysics using LHPC+USQCD Resources

Running

NN, ππ,.. — ExploratoryProposal to USQCDDW-Props (LHPC) on MILC Lattices7x105 proc-hrs at JLab using Chroma (Edwards et al)

NN , ππ,..Proposal to USQCD—Calcs.DW-Props on MILC Lattices1.6x106 core-hrs at FermiLab

INCITE107 core-hrs

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NPLQCD

USQCD MILC Staggered Lattices

USQCD Lattice Code – Chroma Robert Edwards Group and LHPC

USQCDComputer Hardware and People

Resource Flow to NPLQCDResource Flow to NPLQCD

NSFTeragrid

MareNostrum Spain

LHPC

Page 5: The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN, ππ,.. — Exploratory Proposal to USQCD DW-Props (LHPC) on MILC Lattices 7x105 proc-hrs

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Physics : Two ExamplesPhysics : Two Examples

K+ π +

n Σ-

Page 6: The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN, ππ,.. — Exploratory Proposal to USQCD DW-Props (LHPC) on MILC Lattices 7x105 proc-hrs

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Resource RequirementsResource Requirements

NN Scattering Length

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Page 8: The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN, ππ,.. — Exploratory Proposal to USQCD DW-Props (LHPC) on MILC Lattices 7x105 proc-hrs

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NPLQCD

USQCD MILC Staggered Lattices

USQCD Lattice Code – Chroma Robert Edwards Group and LHPC

USQCDComputer Hardware and People

Resource Flow to NPLQCDResource Flow to NPLQCD

Page 9: The Birth of a Lattice QCD Users Group : NPLQCDPhysics using LHPC+USQCD Resources Running NN, ππ,.. — Exploratory Proposal to USQCD DW-Props (LHPC) on MILC Lattices 7x105 proc-hrs

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NPLQCD

USQCD MILC Staggered Lattices

USQCD Lattice Code – Chroma Robert Edwards Group and LHPC

USQCDComputer Hardware and People

Resource Flow to NPLQCDResource Flow to NPLQCD

NSFTeragrid

MareNostrum Spain