Results 51 to 60 of about 23,021 (245)

A new test for random number generators: Schwinger-Dyson equations for the Ising model [PDF]

open access: yesPhys.Rev.E58:6787-6791,1998, 1998
We use a set of Schwinger-Dyson equations for the Ising Model to check several random number generators. For the model in two and three dimensions, it is shown that the equations are sensitive tests of bias originated by the random numbers. The method is almost costless in computer time when added to any simulation.
arxiv   +1 more source

The ascending central series of nilpotent Lie algebras with complex structure [PDF]

open access: yes, 2019
We obtain several restrictions on the terms of the ascending central series of a nilpotent Lie algebra $\mathfrak g$ under the presence of a complex structure $J$.
Latorre, A., Ugarte, L., Villacampa, R.
core   +3 more sources

First-order transition in the one-dimensional three-state Potts model with long-range interactions [PDF]

open access: yesPhys.Rev.E58,4372-4376(1998), 1998
The first-order phase transition in the three-state Potts model with long-range interactions decaying as $1/r^{1+\sigma}$ has been examined by numerical simulations using recently proposed Luijten-Bl\"ote algorithm. By applying scaling arguments to the interface free energy, the Binder's fourth-order cumulant, and the specific heat maximum, the change ...
arxiv   +1 more source

Impact of monetary policy transmission mechanism in West African countries

open access: yesStudia Universitatis Vasile Goldis Arad, Seria Stiinte Economice, 2022
The study analyzed the impact of monetary policy shocks on economic growth in 12 countries of the Economic Community of West African States (ECOWAS), using quarterly data from 1980(1) to 2017(4).
Famoroti Jonathan Olusegun   +1 more
doaj   +1 more source

Self-Similar Exponential Approximants [PDF]

open access: yesPhys.Rev. E58 (1998) 1359-1382, 1998
An approach is suggested defining effective sums of divergent series in the form of self-similar exponential approximants. The procedure of constructing these approximants from divergent series with arbitrary noninteger powers is developed. The basis of this construction is the self-similar approximation theory.
arxiv   +1 more source

Bis[μ-bis(diphenylphosphino)methane-К²P:P’]bis[(saccharinato-КN)- palladium(I)] dichloromethane solvate [PDF]

open access: yes, 2002
The dimeric palladium(I) saccharinate complex [Pd₂(sac)₂(dppm)₂], has been characterized as its di¬chloro¬methane solvate, i.e. [Pd₂(C₇H₄NO₃S)₂(C₂₅H₂₂P₂)₂]•CH₂Cl₂.
Chung, Dong C.   +2 more
core   +2 more sources

Resolving the space-time structure of sonoluminescence by intensity interferometry [PDF]

open access: yesPhys.Rev.E58:526-531,1998, 1997
We analyze the spatial and temporal resolving power of two-photon intensity interferometry for the light emitting source in single bubble sonoluminescence (SBSL). We show that bubble sizes between several 10 nm and 3 um can be resolved by measuring the transverse correlation function, but that a direct determination of the flash duration via the ...
arxiv   +1 more source

Darboux-integrable nonlinear Liouville-von Neumann equation [PDF]

open access: yesPhys.Rev. E58 (1998) 7091-7100, 1998
A new form of a binary Darboux transformation is used to generate analytical solutions of a nonlinear Liouville-von Neumann equation. General theory is illustrated by explicit examples.
arxiv   +1 more source

The Impact of Seven Macroprudential Policy Instruments on Financial Stability in Six Euro Area Economies

open access: yesReview of Economic Perspectives, 2021
The aim of this paper is to investigate whether macroprudential policy instruments can influence the credit growth rate and hence financial stability.
Lorenčič Eva, Festić Mejra
doaj   +1 more source

Wave function of a Brownian particle [PDF]

open access: yesPhys.Rev. E58 (1998) 6807, 1998
Using the Caldirola-Kanai Hamiltonian, we study the time evolution of the wave function of a particle whose classical motion is governed by the Langevin equation. We show, in particular, that if the initial wave function is Gaussian, then (i) it remains Gaussian for all times, (ii) its width grows, approaching a finite value when t->infinity, and (iii)
arxiv   +1 more source

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