111/14/071/14/07

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

K+ π +

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

221/14/071/14/07

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

331/14/071/14/07

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

441/14/071/14/07

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

551/14/071/14/07

Physics : Two ExamplesPhysics : Two Examples

K+ π +

n Σ-

661/14/071/14/07

Resource RequirementsResource Requirements

NN Scattering Length

771/14/071/14/07

881/14/071/14/07

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

991/14/071/14/07

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