266 citations · 2.2k across the 63 of their papers we have counts for
56 papers · 1 filter
Lattice QCD Study of -meson Decay Constants from ETMC
A. Bussone, N. Carrasco, P. Dimopoulos +13
We discuss a lattice QCD computation of the -meson decay constants by the ETM collaboration where suitable ratios allow to reach the bottom quark sector by combining simulations…
D-Dbar Mixing in the Standard Model and Beyond from Nf=2 Twisted Mass QCD
N. Carrasco, M. Ciuchini, P. Dimopoulos +8
We present the first unquenched lattice QCD results for the bag parameters controlling the short distance contribution to D meson oscillations in the Standard Model and beyond. We…
Up, down, strange and charm quark masses with Nf = 2+1+1 twisted mass lattice QCD
N. Carrasco, A. Deuzeman, P. Dimopoulos +16
We present a lattice QCD calculation of the up, down, strange and charm quark masses performed using the gauge configurations produced by the European Twisted Mass Collaboration wi…
A "twisted" determination of the -quark mass, and
N. Carrasco, P. Dimopoulos, R. Frezzotti +9
We present a lattice QCD determination of the -quark mass and of the and decay constants performed with twisted mass Wilson fermions. We have u…
B-physics computations from Nf=2 tmQCD
N. Carrasco, M. Ciuchini, P. Dimopoulos +12
We present an accurate lattice QCD computation of the b-quark mass, the B and Bs decay constants, the B-mixing bag-parameters for the full four-fermion operator basis, as well as e…
B-physics from Nf=2 tmQCD: the Standard Model and beyond
N. Carrasco, M. Ciuchini, P. Dimopoulos +12
We present a lattice QCD computation of the b-quark mass, the B and B_s decay constants, the B-mixing bag parameters for the full four-fermion operator basis as well as determinati…
B-physics from the ratio method with Wilson twisted mass fermions
N. Carrasco, P. Dimopoulos, R. Frezzotti +10
We present a precise lattice QCD determination of the b-quark mass, of the B and Bs decay constants and first preliminary results for the B-mesons bag parameter. Simulations are pe…
Neutral meson oscillations in the Standard Model and beyond from Nf=2 Twisted Mass Lattice QCD
N. Carrasco, P. Dimopoulos, R. Frezzotti +11
We present the ETMC results for the bag parameters describing the neutral kaon mixing in the Standard Model and beyond and preliminary results for the bag parameters controlling th…
Kaon Mixing Beyond the SM from Nf=2 tmQCD and model independent constraints from the UTA
V. Bertone, N. Carrasco, M. Ciuchini +12
We present the first unquenched, continuum limit, lattice QCD results for the matrix elements of the operators describing neutral kaon oscillations in extensions of the Standard Mo…
K^0-\bar{K}^0 Mixing Beyond the SM from Nf=2 tmQCD
ETM Collaboration, P. Dimopoulos, R. Frezzotti +8
We present preliminary results on the of neutral kaon oscillations in extensions of the Standard Model. Using Nf=2 maximally twisted sea quarks and Osterwalder-Seiler valence quark…
BK-parameter from Nf = 2 twisted mass lattice QCD
ETM Collaboration, M. Constantinou, P. Dimopoulos +12
We present an unquenched lattice computation of the parameter which controls oscillations. A partially quenched setup is employed with two maximally…
Light hadrons from lattice QCD with light (u,d), strange and charm dynamical quarks
Remi Baron, Philippe Boucaud, Jaume Carbonell +17
We present results of lattice QCD simulations with mass-degenerate up and down and mass-split strange and charm (N_f = 2+1+1) dynamical quarks using Wilson twisted mass fermions at…
First results of ETMC simulations with Nf=2+1+1 maximally twisted mass fermions
R. Baron, B. Blossier, P. Boucaud +15
We present first results from runs performed with Nf=2+1+1 flavours of dynamical twisted mass fermions at maximal twist: a degenerate light doublet and a mass split heavy doublet.…
Status of ETMC simulations with Nf=2+1+1 twisted mass fermions
Rémi Baron, Philippe Boucaud, Albert Deuzeman +14
We present the status of runs performed in the twisted mass formalism with flavours of dynamical fermions: a degenerate light doublet and a mass split heavy doubl…
Dynamical Twisted Mass Fermions with Light Quarks: Simulation and Analysis Details
Ph. Boucaud, P. Dimopoulos, F. Farchioni +16
In a recent paper [hep-lat/0701012] we presented precise lattice QCD results of our European Twisted Mass Collaboration (ETMC). They were obtained by employing two mass-degenerate…
Light quark masses and pseudoscalar decay constants from Nf=2 Lattice QCD with twisted mass fermions
B. Blossier, Ph. Boucaud, P. Dimopoulos +15
We present the results of a lattice QCD calculation of the average up-down and strange quark masses and of the light meson pseudoscalar decay constants with Nf=2 dynamical fermions…
Dynamical Twisted Mass Fermions with Light Quarks
Ph. Boucaud, P. Dimopoulos, F. Farchioni +19
We present results of dynamical simulations with 2 flavours of degenerate Wilson twisted mass quarks at maximal twist in the range of pseudo scalar masses from 300 to 550 MeV. The…
Kaon B-parameter with NF=2 dynamical Wilson fermions
F. Mescia, V. Gimenez, V. Lubicz +3
We present a preliminary study of the neutral kaon mixing bag parameter BK using two flavors of dynamical Wilson fermions. We determine the matrix element of the relevant DeltaS=2…
Non-perturbatively renormalised light quark masses from a lattice simulation with N_f=2
D. Becirevic, B. Blossier, Ph. Boucaud +5
We present results for the light quark masses obtained from a lattice QCD simulation with N_f=2 degenerate Wilson dynamical quark flavours. The sea quark masses of our lattice, of…
Non-perturbatively Renormalized Light Quark Masses with Two Dynamical Fermions
D. Becirevic, B. Blossier, Ph. Boucaud +5
We present the results of a partially quenched lattice QCD calculation of light quark masses with degenerate dynamical flavors. Numerical simulations are carried out using…
Operator product expansion and quark condensate from Lattice QCD in coordinate space
V. Gimenez, V. Lubicz, F. Mescia +2
We present a Lattice QCD determination of the chiral quark condensate based on a new method. We extract the quark condensate from the operator product expansion of the quark propag…
Light Hadron Spectrum, Renormalization Constants and Light Quark Masses with Two Dynamical Fermions
D. Becirevic, P. Boucaud, V. Gimenez +5
The results of a preliminary partially quenched (N_f=2) study of the light hadron spectrum, renormalization constants and light quark masses are presented. Numerical simulations ar…
Renormalization Constants of Quark Operators for the Non-Perturbatively Improved Wilson Action
D. Becirevic, V. Gimenez, V. Lubicz +3
We present the results of an extensive lattice calculation of the renormalization constants of bilinear and four-quark operators for the non-perturbatively O(a)-improved Wilson act…
Non perturbative renormalization in coordinate space
V. Gimenez, L. Giusti, S. Guerriero +6
We present an exploratory study of a gauge-invariant non-perturbative renormalization technique. The renormalization conditions are imposed on correlation functions of composite op…