117 citations · 541 across the 24 of their papers we have counts for
25 papers · 1 filter
Chiral extrapolations with small sea quark mass data in two-flavor lattice QCD
PACS Collaboration, Y. Namekawa, S. Aoki +12
We present results on the light hadron spectrum and quark mass in two-flavor QCD calculated with small sea quark masses down to . The configurations are generate…
Non-perturbative renormalization of meson decay constants in quenched QCD for a renormalization group improved gauge action
PACS Collaboration, K. Ide, S. Aoki +16
Renormalization constants (-factors) of vector and axial-vector currents are determined non-perturbatively in quenched QCD for a renormalization group improved gauge action and…
Light hadron spectroscopy in two-flavor QCD with small sea quark masses
PACS Collaboration, Y. Namekawa, S. Aoki +12
We extend the study of the light hadron spectrum and the quark mass in two-flavor QCD to smaller sea quark mass, corresponding to --0.35. Numerical simulations a…
Non-perturbative renormalization of vector and axial vector currents in quenched QCD for a renormalization group improved gauge action
PACS Collaboration, K. Ide, S. Aoki +11
Renormalization constants of vector () and axial-vector () currents are determined non-perturbatively in quenched QCD for an RG-improved gauge action and a tadpole-improv…
I=2 pion-pion scattering phase shift in the continuum limit calculated with two-flavor full QCD
PACS Collaboration, T. Yamazaki, S. Aoki +12
We present a calculation of the scattering phase shift for the I=2 S-wave pion-pion system in the continuum limit with two-flavor full QCD. Calculations are made at three lattice s…
Study of finite volume effects in the non-perturbative determination of $\csw$ with the SF method in full three-flavor lattice QCD
CP-PACS, JLQCD Collaboration, : +16
The non-perturbative $\csw$ determined by the Schrödinger functional (SF) method with the RG-improved gauge action in dynamical QCD shows a finite volume effect when the nu…
Two flavors of dynamical quarks on anisotropic lattices
PACS Collaboration, T. Umeda, S. Aoki +12
We report on our study of two-flavor full QCD on anisotropic lattices using -improved Wilson quarks coupled with an RG-improved glue. The bare gauge and quark anisotropies co…
Results for the Etaprime Mass from Two-Flavor Lattice QCD
V. I. Lesk, R. Burkhalter, M. Fukugita +11
We present results for the mass of the etaprime meson for two-flavor lattice QCD in the continuum limit, calculated on the CP-PACS computer, using an RG-improved gauge action and c…
Non-Perturbative Determination of in Three-flavor Dynamical QCD
CP-PACS, JLQCD Collaborations, : +17
We present a fully non-perturbative determination of the improvement coefficient in three-flavor dynamical QCD for the RG improved as well as the plaquette gaug…
Exploring QCD at small sea quark masses with improved Wilson-type quarks
PACS Collaboration, Y. Namekawa, S. Aoki +13
We explore the region of small sea quark masses below in two-flavor QCD using a mean-field improved clover quark action and an RG-improved gauge action at $a \sime…
I=2 Pion Scattering Phase Shift with Wilson Fermions
PACS Collaboration, S. Aoki, M. Fukugita +12
We present results of phase shift for I=2 -wave system with the Wilson fermions in the quenched approximation. The finite size method proposed by Lüscher is employed, and c…
Dynamical fermions on anisotropic lattices
PACS Collaboration, T. Umeda, S. Aoki +12
We report on our study of two-flavor full QCD on anisotropic lattices using -improved Wilson quarks coupled with an RG-improved glue. The bare gauge and quark anisotropies co…
I=2 Pion Scattering Phase Shift with Wilson Fermions
PACS Collaboration, S. Aoki, M. Fukugita +12
We present a lattice QCD calculation of the scattering phase shift for the I=2 -wave two-pion system using the finite size method proposed by Lüscher. We work in the quenched ap…
Charmonium Spectrum from Quenched Anisotropic Lattice QCD
PACS Collaboration, M. Okamoto, S. Aoki +16
We present a detailed study of the charmonium spectrum using anisotropic lattice QCD. We first derive a tree-level improved clover quark action on the anisotropic lattice for arbit…
I=2 Pion Scattering Length and Phase Shift with Wilson Fermions
PACS Collaboration, S. Aoki, R. Burkhalter +12
We present preliminary results of scattering length and phase shift for I=2 S-wave system with the Wilson fermions in the quenched approximation. The finite size method presen…
Calculation of decay amplitudes from matrix elements in quenched domain-wall QCD
PACS Collaboration, S. Aoki, Y. Aoki +17
We present a calculation of the decay amplitudes from the matrix elements using leading order relations derived in chiral perturbation theory. Numerical simulation…
Charmonium spectrum from quenched QCD on anisotropic lattices
PACS Collaboration, S. Aoki, R. Burkhalter +15
We present our final results of the charmonium spectrum in quenched QCD on anisotropic lattices. Simulations are made with the plaquette gauge action and a tadpole improved clover…
Non-perturbative renormalization for a renormalization group improved gauge action
PACS Collaboration, S. Aoki, R. Burkhalter +13
Renormalization constants of vector () and axial-vector () currents are determined non-perturbatively in quenched QCD for a renormalization group improved gauge action an…
Chiral property of domain-wall fermion from eigenvalues of 4D Wilson-Dirac Operator
PACS Collaboration, S. Aoki, Y. Aoki +16
We investigate a chiral property of the domain-wall fermion (DWF) system using the four-dimensional hermitian Wilson-Dirac operator . A formula expressing the Ward-Takahashi i…
Equation of state for pure SU(3) gauge theory on anisotropic lattices
PACS Collaboration, S. Aoki, R. Burkhalter +15
We present results for the equation of state for pure SU(3) gauge theory obtained on anisotropic lattices with the anisotropy . The pressure and energy density…
Calculation of Non-Leptonic Kaon Decay Amplitudes from Matrix Elements in Quenched Domain-Wall QCD
PACS Collaboration, J. Noaki, S. Aoki +17
We explore application of the domain wall fermion formalism of lattice QCD to calculate the decay amplitudes in terms of the and hadronic matrix elements…
Thermodynamics of SU(3) gauge theory on anisotropic lattices
PACS Collaboration, Y. Namekawa, S. Aoki +15
Finite temperature SU(3) gauge theory is studied on anisotropic lattices using the standard plaquette gauge action. The equation of state is calculated on , $20^{3…
Decay Constants of B and D Mesons from Non-perturbatively Improved Lattice QCD
K. C. Bowler, L. Del Debbio, J. M. Flynn +4
The decay constants of B, D and K mesons are computed in quenched lattice QCD at two different values of the coupling. The action and operators are O(a) improved with non-perturbat…
Improved B -> pi l nu_l form factors from the lattice
UKQCD Collaboration, K. C. Bowler, L. Del Debbio +6
We present the results of a lattice computation of the form factors for B^0 ->pi^- l^+nu_l decays near zero-recoil. These results will allow a determination of the CKM matrix eleme…