Andrea Shindler

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Systematic errorsGroup N f r 0 Σ 1/3This work 2 0.595(12)ETMC (2009) 2 0.575(19)HHS (2008) 2 0.617(15)JLQCD[1] (2007) 2 0.596(10)JLQCD[2] (2007) 2 0.624(17)(27)Group N f r 0 FThis work 2 0.224(12)ETMC(2007) 2 0.182(6)HHS (2008) 2 0.224(10)JLQCD[1](2007) 2 0.217(14)Neglected higher order correction (≈ 8 %)Discretization errors (≈ 4-8%)Monday, January 17, 2011
Conclusions and future plansProbe the ε regime with Wilson type fermions is possibleAnalytical tool to study (a,m,V) dependenceComputed 2-point functions at NLONumerical simulations in the ε regime with WtmPHMC with exact reweighingExtraction of LECs (Σ, F) w/o contaminations from chiral logsFull understanding of systematic uncertainties to be completedHigher order corrections in χPT (≈ 8%)Discretization errors (≈ 4-10%)Enlarge set of simulation pointsEnlarge physical quantities to analyzeThe analytical tool can have other interesting uses:Extension to other lattice actionsChange power counting in the quark mass ...Monday, January 17, 2011
Page 1 and 2: The chiral regime ofQCDAndrea Shind
Page 3 and 4: Goldstone boson fieldsDifficult ste
Page 5 and 6: Matching QCD to ΧPTCompute numeric
Page 8 and 9: egime in the continuumThe leading t
Page 10 and 11: Lattice simulationsChiral symmetry
Page 12 and 13: Lattice simulations in theregimePro
Page 14 and 15: Pseudoscalar correlation functionC
Page 16 and 17: Power countingA.S; Bär, Necco, Sch
Page 18 and 19: Aoki regimeCutoff effects O(a^2) al
Page 20 and 21: Wilson twisted mass in the ε regim
Page 22 and 23: Pseudoscalar correlation functionC
Page 26 and 27: Spectral densityConsiderable algori
Page 28 and 29: Spectral density of Wilson operator
Page 30 and 31: Computational schemeWe work in the
Page 32 and 33: Finite volume effectsBlack solid li
Page 34 and 35: Monday, January 17, 2011Parameter s

Andrea Shindler

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