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Analytical approximation for Landau's constants by using BPES method
Landau constants Approximation theory Complex analysis Boubaker Polynomials Expansion Scheme
2012/6/15
In this study, approximation formulas for evaluating Landau constants are elaborated by using the Boubaker Polynomials Expansion Scheme (BPES). Results are compared to some referred studies.
Gyromagnetic Factors and Atomic Clock Constraints on the Variation of Fundamental Constants
Gyromagnetic Factors Atomic Clock Constraints Fundamental Constants
2011/8/17
Abstract: We consider the effect of the coupled variations of fundamental constants on the nucleon magnetic moment. The nucleon g-factor enters into the interpretation of the measurements of variation...
Accurate quantum-mechanical rate constants for a linear response Azzouz-Borgis proton transfer model employing the multilayer multiconfiguration time-dependent Hartree approach
quantum-mechanical linear response Azzouz-Borgia proton transfer model time-dependent Hartree approach
2014/5/28
The multilayer multiconfiguration time-dependent Hartree (ML-MCTDH) method is applied to simulate the quantum dynamics and thermal rate constant of the Azzouz-Borgis model of proton transfer in a pola...
Hypergeometric summation representations of the Stieltjes constants
Riemann zeta function Stieltjes constants generalized hypergeometric function
2011/7/26
Hypergeometric summation representations of the Stieltjes constants.
Running couplings and operator mixing in the gravitational corrections to coupling constants
Running couplings operator mixing
2010/12/23
The use of a running coupling constant in renormalizable theories is well known, but the implementation of this idea for effective field theories with a dimensional coupling constant is in general le...
OPE, Heavy-Quark Mass, and Heavy-Meson Decay Constants from QCD Sum Rules
OPE Heavy-Quark Mass Heavy-Meson Decay Constants
2011/1/7
We present a sum-rule extraction of the decay constants of heavy-light mesons from the two-point correlator of pseudoscalar currents. To this end, we compare the perturbative expansions for the correl...
Heavy-Quark Mass and Heavy-Meson Decay Constants from QCD Sum Rules
Heavy-Quark Mass Heavy-Meson Decay Constants
2011/1/7
We present a sum-rule extraction of heavy-meson decay constants from the two-point correlator of heavy-light pseudoscalar currents. Our main concern is to control the uncertainties of the decay consta...
OPE, Heavy-Quark Mass, and Heavy-Meson Decay Constants from QCD Sum Rules
OPE Heavy-Quark Mass Heavy-Meson Decay Constants from QCD Sum Rules
2011/1/7
We present a sum-rule extraction of the decay constants of heavy-lightmesons from the two-point
correlator of pseudoscalar currents [1]. To this end, we compare the perturbative expansions for the co...
Heavy-Quark Mass and Heavy-Meson Decay Constants from QCD Sum Rules
nonperturbative QCD, QCD sum rules quark–hadron duality continuum threshold charmed or beauty meson heavy-quark mass
2011/1/7
We present a sum-rule extraction of decay constants of heavy mesons from the two-point correlator of heavy-light pseudoscalar currents.
OPE, Heavy-Quark Mass, and Heavy-Meson Decay Constants from QCD Sum Rules
OPE Heavy-Quark Mass Heavy-Meson Decay Constants QCD Sum Rules
2011/1/14
We present a sum-rule extraction of the decay constants of heavy-lightmesons from the two-point
correlator of pseudoscalar currents [1]. To this end, we compare the perturbative expansions for the co...
Heavy-Quark Mass and Heavy-Meson Decay Constants from QCD Sum Rules
nonperturbative QCD QCD sum rules quark–hadron duality continuum threshold charmed or beauty meson
2011/1/14
We present a sum-rule extraction of decay constants of heavy mesons from the two-point correlator of heavy-light pseudoscalar currents. Our primary concern is to control the uncertainties of the decay...
OPE, Heavy-Quark Mass, and Heavy-Meson Decay Constants from QCD Sum Rules
OPE Heavy-Quark Mass Heavy-Meson Decay Constants QCD Sum Rules
2011/1/5
We present a sum-rule extraction of the decay constants of heavy-lightmesons from the two-point
correlator of pseudoscalar currents [1].
Running couplings and operator mixing in the gravitational corrections to coupling constants
Running couplings operator mixing gravitational corrections
2010/12/21
The use of a running coupling constant in renormalizable theories is well known, but the imple-
mentation of this idea for effective field theories with a dimensional coupling constant is in general ...
Interplay of Spin and Lattice Degrees of Freedom in the Frustrated Antiferromagnet CdCr_2O_4: High-field and Temperature Induced Anomalies of the Elastic Constants
Interplay of Spin Lattice Degrees Temperature Induced Anomalies
2010/11/24
Temperature and magnetic field studies of the elastic constants of the chromium spinel CdCr2O4
show pronounced anomalies related to strong spin-phonon coupling in this frustrated antiferromagnet.A de...
Nonlinear Constants of Quantum Information in Reversible and Irreversible Amplitude Flows
Nonlinear Constants Quantum Information Irreversible Amplitude Flows
2010/10/21
We report an approach to quantum open system dynamics that leads to novel nonlinear constant
relations governing information flow among the participants. Our treatment is for mixed state systems enta...