Chiral limit of light hadron mass in quenched staggered QCD

Sep 30, 1998 - Jack-knife and [other] error analysis were all con- sistent with each other. So we could solidly draw various quantitative conclusions,...

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(Zeuthen) as well as the Cray T3E at ZIB (Berlin) and the Cray T3E at. NIC (Jülich). We wish to thank all institutions for their support. References. 1. A. Ali Khan, S. Aoki, G. Boyd, R. Burkhalter, S. Ejiri, M. Fukugita, S. Hashimoto,. N. Ishizuka,

dJefferson Lab, 12000 Jefferson Avenue, Newport News, VA 23606. eCSSM and ... current lattice data with pion mass above ∼ 300MeV, sometimes well above, to the physical pion mass of 137MeV is both a ... Fortunately, recent progress in lattice fermio

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fermion QCD in which the square root of the determinant is taken to reduce the number of flavors from four to two. 1. Partially ... double poles can only arise when a mass scale is .... Department, and in particular Bob Sugar, for hospitality.

answer is \should the ostrich care about the alarmists view of quenched QCD"? The alarmists are two groups .... gent, so it su ces to consider the p2 = 0 limit in the. 0 propagator. The single pole term is akin to the pion in the full theory, .... gi

We report the preliminary results of the studies of hadron spectrum under the background of abelian and monopole gauge elds in quenched Wilson SU(3) QCD. Abelian gauge elds alone reproduce the same chiral limit as in the full case. Critical hopping p

Jun 13, 2002 - in the pseudoscalar meson decay constants. PACS numbers: 11.15.Ha, 12.38.Gc, 14.20.-c, 14.40.-n, 14.65.Bt. ∗present address : Packaging and Device Development, Procter and Gamble, Temselaan 100, B-1853 Strombeek-Bever,. Belgium. †p

Jul 13, 2016 - We study the masses of the low-lying charm and bottom mesons within the framework of heavy hadron chiral perturbation ..... mb. = 0.305 소 0.05. In terms of the rescaled parameters, the mass formulas for the bottom mesons up to one-lo

3University of Utah, Salt Lake City, Utah 84112, USA. 4Indiana ... too large. This has been true for calculations done with dynamical fermions, or in the quenched approximation. [1], and for both the Wilson and staggered methods of putting quarks on

Feb 7, 2008 - against the valence quark mass mV , for three values of the sea quark mass, mS = mst/4, mst/2 and mst. This range is chosen to cover the typical values for “light” quarks used in present simulations. The chiral expansion is likely t

eDepartment of Physics, Indiana University, Bloomington, IN 47405, USA. fCSIT, Florida State University, Tallahassee, FL 32306-4120, USA. gDepartment of Physics, University of California, Santa Barbara, CA 93106, USA. Preliminary results from simulat

transition between the chiral and heavy quark regimes is characterised by a mass scale Λ, related to the inverse of the size of the pion cloud source. The rapid, non- analytic variation of hadron properties, characteristic of chiral perturbation the

Sep 30, 2005 - Department of Physics, University of Tokyo, Tokyo 113-0033, Japan. E-mail: ... However, the data may be described either by the color Debye ...

pure Fortran codes compiled by Intel Fortran Compiler 5.0 with maximum optimizations including the SSE2 option. The performance of our system is estimated to ...

Steven Gottlieb. Department of Physics, Indiana University, Bloomington, IN 47405, USA. Urs M. Heller ... Department of Physics, University of California, Santa Barbara, CA 93106, USA. Doug Toussaint ..... more modest goal and study the degree of imp

Nov 1, 1992 - cInstitute of Engineering Mechanics, University of Tsukuba, Ibaraki 305, Japan. dDepartment of Information Science, University of Tokyo, Tokyo 113, Japan ... pl-fit pp-fit pl-fit. Figure 1. Effective mass plots for ρ meson at β = 6.0

Department of Physics, Indiana University, Bloomington, IN 47405, USA. We extend previous work on nite-size e ects with dynamical staggered quarks to the quenched approximation. We again emphasize the large volume limit that is of interest for spectr

Sep 21, 2015 - Abstract. We investigate the dependence of the QCD vacuum structure on the θ-angle and quark mass, using the Di-Vecchia–Veneziano model. Although the Di-Vecchia–Veneziano model is a chiral effective model, it contains the topologi

Mar 20, 2002 - A cluster algorithm is constructed and applied to study the chiral limit of the strongly coupled lattice Schwinger model involving staggered fermions. The algorithm is based on a novel loop representation of the model. Finite size scal

The standard method relies on the use of the GMOR formula, i.e. on the same set of the background gauge field configurations one computes both the quark masses (mq) and the corresponding pseudoscalar meson masses (mP ), and from the slope m2. P = 2B0

Mar 11, 2007 - Numerical simulations are performed on Hitachi SR11000 and IBM Sys- tem Blue Gene Solution at High Energy Accelerator Research Organization. (KEK) under a support of its Large Scale Simulation Program (No. 06-13). This work is supporte

Mar 11, 2007 - JLQCD collaboration started a project to perform simulations with exact but modified chiral symmetry using the the overlap-Dirac operator and ...

Jun 22, 2006 - degree of freedom is not crucial in order to describe the quark mass dependence of the nucleon mass, in contrast to the situation with ... A study of finite volume effects in comparison with lattice data provides interesting ...... App

The chiral properties of quenched DWQCD have been examined in a number of ...... associated with the chiral extrapolation because of chiral logarithms, which may be quite .... 0.04404(434) 0.51(3) 0.0836(62) 0.838 0.41(4) 0.0485(54) 16.1.