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111 Matching Results
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Quantum Entanglement and Entropy
This article discusses quantum entanglement and entropy.
Date:
August 20, 2001
Creator:
Giraldi, Filippo & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library
Absorption and Emission in the Non-Poissonian Case
Article on absorption and emission in the Non-Poissonian Case.
Date:
July 28, 2004
Creator:
Aquino, Gerardo; Palatella, Luigi & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library
Solar Turbulence in Earth's Global and Regional Temperature Anomalies
This article presents a study of the influence of solar activity on the earth's temperature. In particular, the authors focus on the repercussion of the fluctuations of the solar irradiance on the temperature of the Northern and Southern hemispheres as well as on land and ocean regions.
Date:
February 26, 2004
Creator:
Scafetta, Nicola; Grigolini, Paolo; Imholt, Timothy; Roberts, James A. & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Random Growth of Interfaces as a Subordinated Process
Article discussing the random growth of interfaces as a subordinated process.
Date:
July 30, 2004
Creator:
Failla, Roberto; Grigolini, Paolo; Ignaccolo, Massimiliano & Schwettmann, Arne
Object Type:
Article
System:
The UNT Digital Library
Aging and Rejuvenation with Fractional Derivatives
This article discusses aging rejuvenation with fractional derivatives.
Date:
September 10, 2004
Creator:
Aquino, Gerardo; Bologna, Mauro; Grigolini, Paolo & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Power-Law Time Distribution of Large Earthquakes
Article discussing power-law time distribution of large earthquakes and a study of the statistical properties of time distribution of seismicity in California by means of diffusion entropy.
Date:
May 2003
Creator:
Mega, Mirko S.; Allegrini, Paolo; Grigolini, Paolo; Latora, Vito; Palatella, Luigi; Rapisarda, Andrea et al.
Object Type:
Article
System:
The UNT Digital Library
Scaling Detection in Time Series: Diffusion Entropy Analysis
Article discussing a method of statistical analysis based on the Shannon entropy of the diffusion process generated by the time series, called diffusion entropy analysis (DEA).
Date:
September 25, 2002
Creator:
Scafetta, Nicola & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library
Long- and Short-Time Analysis of Heartbeat Sequences: Correlation with Mortality Risk in Congestive Heart Failure Patients
Article discussing long- and short-time analysis of heartbeat sequences and the correlation with mortality risk in congestive heart failure patients.
Date:
2003
Creator:
Allegrini, Paolo; Balocchi, Rita; Chillemi, Santi; Grigolini, Paolo; Hamilton, P.; Maestri, Roberto et al.
Object Type:
Article
System:
The UNT Digital Library
Vortex Dynamics in Evolutive Flows: A Weakly Chaotic Phenomenon
In this article, the authors make use of a wavelet method to extract, from experimental velocity signals obtained in an evolutive flow, the dominating velocity components generated by vortex dynamics.
Date:
2003
Creator:
Bellazzini, Jacopo; Menconi, Giulia; Ignaccolo, Massimiliano; Buresti, Guido & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library
Generalized Master Equation Via Aging Continuous-Time Random Walks
This article discusses the problem of the equivalence between continuous-time random walk (CTRW) and generalized master equation (GME).
Date:
2003
Creator:
Allegrini, Paolo; Aquino, Gerardo; Grigolini, Paolo; Palatella, Luigi & Rosa, Angelo
Object Type:
Article
System:
The UNT Digital Library
Lévy Scaling: The Diffusion Entropy Analysis Applied to DNA Sequences
Article on Lévy scaling and the diffusion entropy analysis applied to DNA sequences. The authors address the problem of the statistical analysis of a time series generated by complex dynamics with the diffusion entropy analysis.
Date:
September 20, 2002
Creator:
Scafetta, Nicola; Latora, Vito & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library
Fractional Brownian motion as a nonstationary process: An alternative paradigm for DNA sequences
Article discussing the fractional Brownian motion (FBM) as a nonstationary process and an alternative paradigm for DNA sequences.
Date:
April 1998
Creator:
Allegrini, Paolo; Buiatti, Marco, 1972-; Grigolini, Paolo & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Anomalous diffusion and ballistic peaks: A quantum perspective
Article discussing research on anomalous diffusion and ballistic peaks.
Date:
June 1998
Creator:
Stefancich, Marco; Allegrini, Paolo; Bonci, Luca; Grigolini, Paolo & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Non-Gaussian statistics of anomalous diffusion: The DNA sequences of prokaryotes
This article discusses a non-Gaussian indicator to measure the deviation from Gaussian statistics of a diffusion process generated by dichotomous fluctuations with infinite memory.
Date:
September 1998
Creator:
Allegrini, Paolo; Buiatti, Marco, 1972-; Grigolini, Paolo & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Tunneling rate fluctuations induced by nonlinear resonances: A quantitative treatment based on semiclassical arguments
This article discusses tunneling rate fluctuations induced by nonlinear resonances. The authors investigate the tunneling process between two symmetric stable islands of a forced pendulum Hamiltonian in the weak chaos regime.
Date:
November 1998
Creator:
Bonci, Luca; Farusi, Andrea; Grigolini, Paolo & Roncaglia, Roberto
Object Type:
Article
System:
The UNT Digital Library
Fractional calculus as a macroscopic manifestation of randomness
Article discussing fractional calculus as a macroscopic manifestation of randomness.
Date:
March 1999
Creator:
Grigolini, Paolo; Rocco, A. (Andrea) & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Lévy diffusion as an effect of sporadic randomness
This article discusses Lévy diffusion as an effect of sporadic randomness.
Date:
December 1999
Creator:
Bologna, Mauro; Grigolini, Paolo & Riccardi, Juri
Object Type:
Article
System:
The UNT Digital Library
Fluctuation-Dissipation Process Without a Time Scale
Article discussing the fluctuation-dissipation process without a time scale.
Date:
May 2000
Creator:
Annunziato, Mario; Grigolini, Paolo & Riccardi, Juri
Object Type:
Article
System:
The UNT Digital Library
Towards the thermodynamics of localization processes
In this article, the authors study the entropy time evolution of a quantum mechanical model, which is frequently used as a prototype for Anderson's localization.
Date:
September 2000
Creator:
Grigolini, Paolo; Pala, Marco G.; Palatella, Luigi & Roncaglia, Roberto
Object Type:
Article
System:
The UNT Digital Library
Canonical and noncanonical equilibrium distribution
Article discussing research on canonical and noncanonical equilibrium distribution.
Date:
2001
Creator:
Annunziato, Mario; Grigolini, Paolo & West, Bruce J.
Object Type:
Article
System:
The UNT Digital Library
Trajectory versus probability density entropy
In this article, the authors show that the widely accepted conviction that a connection can be established between the probability density entropy and the Kolmogorov-Sinai (KS) entropy is questionable.
Date:
2001
Creator:
Bologna, Mauro; Grigolini, Paolo; Karagiorgis, Markos & Rosa, Angelo
Object Type:
Article
System:
The UNT Digital Library
Dynamic Approach to the Thermodynamics of Superdiffusion
This article discusses dynamic approach to the thermodynamics of superdiffusion.
Date:
April 26, 1999
Creator:
Buiatti, Marco, 1972-; Grigolini, Paolo & Montagnini, Anna
Object Type:
Article
System:
The UNT Digital Library
Bianucci, Mannella, and Grigolini Reply
Article replying to a comment by Massimo Falcioni and Angelo Vulpiani. The authors discuss research on the linear response theory (LRT).
Date:
August 18, 1997
Creator:
Bianucci, Marco; Mannella, Riccardo & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library
Anomalous diffusion associated with nonlinear fractional derivative Fokker-Planck-like equation: Exact time-dependent solutions
Article discussing research on anomalous diffusion associated with nonlinear fractional derivative Fokker-Planck-like equation.
Date:
August 2000
Creator:
Bologna, Mauro; Tsallis, Constantino & Grigolini, Paolo
Object Type:
Article
System:
The UNT Digital Library