191 citations · 4.6k across the 172 of their papers we have counts for
15 papers · 1 filter
B meson decay constant with the Wilson and Clover heavy quark actions
JLQCD collaboration, S. Aoki, M. Fukugita +8
We present results of our quenched study of the B meson decay constant obtained with a parallel set of simulations with the Wilson and Clover actions at β=5.9, 6.1 and 6.3. Systema…
Heavy quark mass dependence of semileptonic form factors for B decays
JLQCD Collaboration, S. Aoki, M. Fukugita +13
We present our study of the dependence of the heavy-to-light semileptonic B decay form factors on the heavy-light meson mass . Simulations are made over a range of the heav…
Decay Amplitude in Quenched Lattice QCD
JLQCD Collaboration, S. Aoki, M. Fukugita +8
A new study is reported of a lattice QCD calculation of the decay amplitude with the Wilson quark action in the quenched approximation at . The amplitude is…
Perturbative renormalization parameters for heavy quarks
K-I. Ishikawa, S. Aoki, S. Hashimoto +3
We study the heavy quark mass dependence of the perturbative renormalization factors for the heavy-light currents involving Wilson, Clover, and NRQCD heavy quarks. We find that the…
Hadron spectroscopy and static quark potential in full QCD: A comparison of improved actions on the CP-PACS
PACS Collaboration, S. Aoki, G. Boyd +10
We present first results from a full QCD calculation on the CP-PACS, comparing various actions at and --0.9. We use the plaquette and a reno…
Results for Quenched from JLQCD
JLQCD Collaboration, S. Aoki, M. Fukugita +8
A report is presented on our continued effort to elucidate the continuum limit of using the quenched Kogut-Susskind quark action. By adding to our previous simulations one mo…
Scaling Study of the Two-Flavor Chiral Phase Transition with the Kogut-Susskind Quark Action in Lattice QCD
JLQCD Collaboration, S. Aoki, M. Fukugita +9
We report on a study of two-flavor finite-temperature chiral phase transition employing the Kogut-Susskind quark action and the plaquette gluon action in lattice QCD for a lattice…
Two-Flavor Chiral Phase Transition in Lattice QCD with the Kogut-Susskind Quark Action
JLQCD Collaboration, S. Aoki, M. Fukugita +9
A summary is presented of a scaling study of the finite-temperature chiral phase transition of two-flavor QCD with the Kogut-Susskind quark action based on simulations on $L^3\time…
Finite-temperature chiral transitions in QCD with the Wilson quark action
S. Aoki, Y. Iwasaki, K. Kanaya +3
We investigate the finite-temperature phase structure and the scaling of the chiral condensate in lattice QCD with two degenerate light quarks, using a renormalization group improv…
CP-PACS Result for the Quenched Light Hadron Spectrum
PACS Collaboration, S. Aoki, G. Boyd +9
The quenched hadron spectrum in the continuum obtained with the Wilson quark action in recent simulations on the CP-PACS is presented. Results for the light quark masses and the QC…
Lattice fermions with Majorana couplings
S. Aoki, K. Nagai, S. V. Zenkin
We analyse stability of almost massless Dirac mode in gauge models with boundary (domain wall) fermions, and consider the possibility of decoupling one of its chiral component by g…
Full QCD simulation on CP-PACS
S. Aoki, G. Boyd, R. Burkhalter +9
A status report is made of an on-going full QCD study on the CP-PACS aiming at a comparative analysis of the effects of improving gauge and quark actions on hadronic quantities and…
Phase Structure of Lattice QCD with Wilson fermion at Finite Temperature
S. Aoki
We review our attempt at understanding the phase structure of lattice QCD with the Wilson fermion formulation at finite temperature, based on a spontaneous breakdown of parity-flav…
Lattice QCD Calculation of the Kaon B-parameter with the Wilson Quark Action
JLQCD Collaboration, S. Aoki, M. Fukugita +8
The kaon B parameter is calculated in quenched lattice QCD with the Wilson quark action. The mixing problem of the Δs=2 four-quark operators is solved non-perturbatively with full…
Domain wall fermions with Majorana couplings
S. Aoki, K. Nagai, S. V. Zenkin
We examine the lattice boundary formulation of chiral fermions with either an explicit Majorana mass or a Higgs-Majorana coupling introduced on one of the boundaries. We demonstrat…