Publications (77)
Large Wilson loops with overlap and clover fermions: Two-loop evaluation of the b-quark mass shift and the quark-antiquark potential
A. Athenodorou, H. Panagopoulos
Lambda-parameter of lattice QCD with Symanzik improved gluon actions
A. Skouroupathis, H. Panagopoulos
The three-loop beta function of SU(N) lattice gauge theories with Wilson fermions
C. Christou, A. Feo, H. Panagopoulos +1
Two-loop evaluation of large Wilson loops with overlap fermions: the b-quark mass shift, and the quark-antiquark potential
A. Athenodorou, H. Panagopoulos
Supersymmetric QCD: Renormalization and Mixing of Composite Operators
M. Costa, H. Panagopoulos
Perturbative Renormalization of Wilson line operators
M. Constantinou, H. Panagopoulos
Free Energy and Plaquette expectation value for gluons on the lattice, in three dimensions
H. Panagopoulos, A. Skouroupathis, A. Tsapalis
The chromomagnetic operator on the lattice
M. Constantinou, M. Costa, R. Frezzotti +5
Renormalization of Wilson-line operators in the presence of nonzero quark masses
G. Spanoudes, H. Panagopoulos
K -> pi matrix elements of the chromagnetic operator on the lattice
M. Constantinou, M. Costa, R. Frezzotti +5
Spectrum of k-string tensions in SU(N) gauge theories
L. Del Debbio, H. Panagopoulos, P. Rossi +1
Perturbative renormalization of staggered fermion operators with stout improvement: Application to the magnetic susceptibility of QCD
G. S. Bali, F. Bruckmann, M. Constantinou +5
2-loop additive mass renormalization with clover fermions and Symanzik improved gluons
A. Skouroupathis, M. Constantinou, H. Panagopoulos
Lattice QCD with the Overlap-Dirac Operator: Its $Î$ Parameter, and One-Loop Renormalization of Fermionic Currents
C. Alexandrou, E. Follana, H. Panagopoulos +1
Topological charge renormalization: A test case for 3-loop vacuum calculations using overlap fermions and Symanzik improved gluons
A. Skouroupathis, H. Panagopoulos
Lattice Perturbation Theory by Computer Algebra: A Three-Loop Result for the Topological Susceptibility
B. Alles, M. Campostrini, A. Feo +1
Supersymmetric QCD on the Lattice: An Exploratory Study
M. Costa, H. Panagopoulos
Perturbative subtraction of lattice artifacts in the computation of renormalization constants
M. Constantinou, M. Costa, M. Gockeler +6
O(a) improved QCD: The 3-loop beta-function, and the critical hopping parameter
A. Bode, H. Panagopoulos, Y. Proestos
Improving the topological charge density operator on the lattice
C. Christou, A. Di Giacomo, H. Panagopoulos +1
Renormalization of local quark-bilinear operators for Nf=3 flavors of SLiNC fermions
M. Constantinou, R. Horsley, H. Panagopoulos +5
Efficiency of the UV-filtered Multiboson algorithm
C. Alexandrou, Ph. de Forcrand, M. D'Elia +1
Perturbative renormalization in parton distribution functions using improved actions
M. Ioannou, H. Panagopoulos
Asymptotic scaling corrections in QCD with Wilson fermions from the 3-loop average plaquette
B. Alles, A. Feo, H. Panagopoulos
Three-Loop Results on the Lattice
B. Alles, M. Campostrini, A. Feo +1
Perturbative and non-perturbative renormalization results of the Chromomagnetic Operator on the Lattice
M. Constantinou, M. Costa, R. Frezzotti +5
Fractal Behaviour in the O(3) Model
C. Christou, F. K. Diakonos, H. Panagopoulos
Alpha_s from the non-perturbatively renormalised lattice three-gluon vertex
B. Alles, D. S. Henty, H. Panagopoulos +3
Free energy and theta dependence of SU(N) gauge theories
L. Del Debbio, H. Panagopoulos, E. Vicari
Additive and multiplicative renormalization of topological charge with improved gluon/fermion actions: A test case for 3-loop vacuum calculations, using overlap or clover fermions
A. Skouroupathis, H. Panagopoulos
Topological charge density renormalization in the presence of dynamical fermions
B. Alles, A. Di Giacomo, H. Panagopoulos +1
The 3-loop Beta Function of QCD
B. Alles, C. Christou, A. Feo +2
Renormalization of Flavor Singlet and Nonsinglet Fermion Bilinear Operators
M. Constantinou, M. Hadjiantonis, H. Panagopoulos
Thermodynamic properties of QCD in external magnetic fields
G. S. Bali, F. Bruckmann, M. Constantinou +8
QCD with overlap fermions: Running coupling and the 3-loop beta-function
M. Constantinou, H. Panagopoulos
Magnetic susceptibility of QCD at zero and at finite temperature from the lattice
G. S. Bali, F. Bruckmann, M. Constantinou +5
Resummation of Cactus Diagrams in the Clover Improved Lattice Formulation of QCD
H. Panagopoulos, E. Vicari
Resummation of Cactus Diagrams in Lattice QCD, to all Orders
H. Panagopoulos, E. Vicari
Non-perturbative renormalization of quark bilinear operators with Nf=2 (tmQCD) Wilson fermions and the tree-level improved gauge action
M. Constantinou, P. Dimopoulos, R. Frezzotti +8
Perturbatively improving RI-MOM renormalization constants
M. Constantinou, M. Costa, M. Gockeler +6
Higher Loop Results for the Plaquette, Using the Clover and Overlap Actions
A. Athenodorou, H. Panagopoulos, A. Tsapalis
Status of alpha_s determinations from the non-perturbatively renormalised three-gluon vertex
B. Alles, H. Panagopoulos, C. Parrinello +2
Improved Multiboson Algorithm
C. Alexandrou, Ph. de Forcrand, M. D'Elia +1
Improved lattice operators: the case of the topological charge density
C. Christou, A. Di Giacomo, H. Panagopoulos +1
Higher loop renormalization of fermion bilinear operators
A. Skouroupathis, H. Panagopoulos
Perturbative renormalization in parton distribution functions using Overlap fermions and Symanzik improved gluons
M. Ioannou, H. Panagopoulos
Improved Perturbation Theory for Improved Lattice Actions
M. Constantinou, H. Panagopoulos, A. Skouroupathis
The Critical Mass of Wilson Fermions: A Comparison of Perturbative and Monte Carlo Results
E. Follana, H. Panagopoulos
N-ality and topology at finite temperature
L. Del Debbio, H. Panagopoulos, E. Vicari
Renormalization constants for 2-twist operators in twisted mass QCD
C. Alexandrou, M. Constantinou, T. Korzec +2
Gauge theories with overlap fermions in an arbitrary representation: Evaluation of the 3-loop beta-function
M. Constantinou, H. Panagopoulos
Renormalization constants for one-derivative fermion operators in twisted mass QCD
C. Alexandrou, M. Constantinou, T. Korzec +2
Perturbatively improving renormalization constants
M. Constantinou, M. Costa, M. Gockeler +6
Renormalization constants of local operators for Wilson type improved fermions
C. Alexandrou, M. Constantinou, T. Korzec +2
The Lattice Free Energy with Overlap Fermions: A Two-Loop Result
A. Athenodorou, H. Panagopoulos
Two-loop renormalization of scalar and pseudoscalar fermion bilinears on the lattice
A. Skouroupathis, H. Panagopoulos
The three-loop beta-fuction of QCD with the clover action
A. Bode, H. Panagopoulos
The Critical Hopping Parameter in O(a) improved Lattice QCD
H. Panagopoulos, Y. Proestos
One-loop calculations in Supersymmetric Lattice QCD
M. Costa, H. Panagopoulos
The three-loop beta function in SU(N) lattice gauge theories
B. Alles, A. Feo, H. Panagopoulos
O(a^2) corrections to the one-loop propagator and bilinears of clover fermions with Symanzik improved gluons
M. Constantinou, V. Lubicz, H. Panagopoulos +1
The Lattice Free Energy of QCD with Clover Fermions, up to Three-Loops
A. Athenodorou, H. Panagopoulos, A. Tsapalis
Perturbative renormalization functions of local operators for staggered fermions with stout improvement
M. Constantinou, M. Costa, H. Panagopoulos
The Three-Loop Lattice Free Energy
B. Alles, M. Campostrini, A. Feo +1
Lambda-parameter of lattice QCD with the overlap-Dirac operator
C. Alexandrou, H. Panagopoulos, E. Vicari
The chromomagnetic operator on the lattice
M. Constantinou, M. Costa, R. Frezzotti +5
The spin content of the proton in quenched QCD
B. Alles, M. Campostrini, L. Del Debbio +3
Two-loop additive mass renormalization with clover fermions and Symanzik improved gluons
A. Skouroupathis, M. Constantinou, H. Panagopoulos
Optimized interpolations and nonlinearity in numerical studies of woodwind instruments
A. Skouroupathis, H. Panagopoulos
Three-Loop Results in QCD with Wilson Fermions
B. Alles, C. Christou, A. Feo +2
Singlet vs Nonsinglet Perturbative Renormalization of Fermion Bilinears
M. Constantinou, M. Hadjiantonis, H. Panagopoulos +1
Two-loop renormalization of fermion bilinear operators on the lattice
A. Skouroupathis, H. Panagopoulos
Two-loop renormalization of vector, axial-vector and tensor fermion bilinears on the lattice
A. Skouroupathis, H. Panagopoulos
$K \to Ï$ matrix elements of the chromomagnetic operator on the lattice
M. Constantinou, M. Costa, R. Frezzotti +5
Resummation of Cactus Diagrams in Lattice QCD
H. Panagopoulos, E. Vicari
One-loop renormalization of fermionic currents with the overlap-Dirac operator
C. Alexandrou, E. Follana, H. Panagopoulos +1
BK-parameter from Nf = 2 twisted mass lattice QCD
ETM Collaboration, M. Constantinou, P. Dimopoulos +12