Non-Markovian Nonstationary Completely Positive Open-Quantum-System Dynamics (open access)

Non-Markovian Nonstationary Completely Positive Open-Quantum-System Dynamics

This article discusses non-Markovian nonstationary completely positive open-quantum-system dynamics.
Date: August 4, 2009
Creator: Budini, Adrián A. & Grigolini, Paolo
System: The UNT Digital Library
Experimental Quenching of Harmonic Stimuli: Universality of Linear Response Theory (open access)

Experimental Quenching of Harmonic Stimuli: Universality of Linear Response Theory

This article discusses experimental quenching of harmonic stimuli.
Date: July 15, 2009
Creator: Allegrini, Paolo; Bologna, Mauro; Fronzoni, Leone; Grigolini, Paolo & Silvestri, Ludovico
System: The UNT Digital Library
Event-Driven Power-Law Relaxation in Weak Turbulence (open access)

Event-Driven Power-Law Relaxation in Weak Turbulence

This article discusses event-driven power-law relaxation in weak turbulence.
Date: January 5, 2009
Creator: Silvestri, Ludovico; Fronzoni, Leone; Grigolini, Paolo & Allegrini, Paolo
System: The UNT Digital Library
Sun-Climate Complexity Linking (open access)

Sun-Climate Complexity Linking

Article discussing sun-climate complexity linking and how this property is a consequence of the phenomenon of information transfer.
Date: February 29, 2008
Creator: West, Bruce J. & Grigolini, Paolo
System: The UNT Digital Library
Fluctuation-Dissipation Theorem for Event-Dominated Processes (open access)

Fluctuation-Dissipation Theorem for Event-Dominated Processes

Article discussing the fluctuation-dissipation theorem for event-dominated processes.
Date: July 6, 2007
Creator: Allegrini, Paolo; Bologna, Mauro; Grigolini, Paolo & West, Bruce J.
System: The UNT Digital Library
Brain, Music, and Non-Poisson Renewal Processes (open access)

Brain, Music, and Non-Poisson Renewal Processes

Article discussing research that shows both music composition and brain function, as revealed by the electroencephalogram (EEG) analysis, are renewal non-Poisson processes living in the nonergodic dominion.
Date: June 21, 2007
Creator: Bianco, Simone; Ignaccolo, Massimiliano; Rider, Mark S.; Ross, Mary J.; Winsor, Phil & Grigolini, Paolo
System: The UNT Digital Library
Complexity and Synchronization (open access)

Complexity and Synchronization

This article discusses complexity and synchronization in decision making and information transmission.
Date: August 14, 2009
Creator: Turalska, Malgorzata; Lukovic, Mirko; West, Bruce J. & Grigolini, Paolo
System: The UNT Digital Library
Renewal, Modulation, and Superstatistics in Times Series (open access)

Renewal, Modulation, and Superstatistics in Times Series

Article discussing two different approaches, referred to as renewal and modulation, to generate time series with a nonexponential distribution of waiting times.
Date: April 27, 2006
Creator: Allegrini, Paolo; Barbi, Francesco; Grigolini, Paolo & Paradisi, Paolo
System: The UNT Digital Library
Correlation Function and Generalized Master Equation of Arbitrary Age (open access)

Correlation Function and Generalized Master Equation of Arbitrary Age

Article discussing research on correlation function and generalized master equation of arbitrary age.
Date: June 10, 2005
Creator: Allegrini, Paolo; Aquino, Gerardo; Grigolini, Paolo; Palatella, Luigi; Rosa, Angelo & West, Bruce J.
System: The UNT Digital Library
Non-Poisson Dichotomous Noise: Higher-Order Correlation Functions and Aging (open access)

Non-Poisson Dichotomous Noise: Higher-Order Correlation Functions and Aging

This article discusses non-Poisson dichotomous noise and higher-order correlation functions and aging.
Date: October 26, 2004
Creator: Allegrini, Paolo; Grigolini, Paolo; Palatella, Luigi & West, Bruce J.
System: The UNT Digital Library
Fluctuation-Dissipation Process Without a Time Scale (open access)

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
System: The UNT Digital Library
Towards the thermodynamics of localization processes (open access)

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
System: The UNT Digital Library
Canonical and noncanonical equilibrium distribution (open access)

Canonical and noncanonical equilibrium distribution

Article discussing research on canonical and noncanonical equilibrium distribution.
Date: 2001
Creator: Annunziato, Mario; Grigolini, Paolo & West, Bruce J.
System: The UNT Digital Library
Trajectory versus probability density entropy (open access)

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
System: The UNT Digital Library
From power law intermittence to macroscopic coherent regime (open access)

From power law intermittence to macroscopic coherent regime

Article addressing the problem of establishing which is the proper form of quantum master equation generating a survival probability identical to that corresponding to the nonergodic sequence of "light on" and "light off" fluorescence fluctuations in blinking quantum dots.
Date: June 25, 2009
Creator: Bologna, Mauro; Budini, Adrián A.; Giraldi, Filippo & Grigolini, Paolo
System: The UNT Digital Library
Fluorescence intermittency in blinking quantum dots: renewal or slow modulation? (open access)

Fluorescence intermittency in blinking quantum dots: renewal or slow modulation?

Article discussing fluorescence intermittency in blinking quantum dots.
Date: February 2, 2008
Creator: Bianco, Simone; Grigolini, Paolo & Paradisi, Paolo
System: The UNT Digital Library
Power spectra for both interrupted and perennial aging processes (open access)

Power spectra for both interrupted and perennial aging processes

Article on power spectra for both interrupted and perennial aging processes.
Date: November 10, 2008
Creator: Lukovic, Mirko & Grigolini, Paolo
System: The UNT Digital Library
The Dynamics of EEG Entropy (open access)

The Dynamics of EEG Entropy

This article discusses the dynamics of EEG entropy.
Date: March 5, 2009
Creator: Ignaccolo, Massimiliano; Latka, Miroslaw; Jernajczyk, Wojciech; Grigolini, Paolo & West, Bruce J.
System: The UNT Digital Library
Diffusion Entropy and Waiting Time Statistics of Hard-X-Ray Solar Flares (open access)

Diffusion Entropy and Waiting Time Statistics of Hard-X-Ray Solar Flares

Article on diffusion entropy and waiting time statistics of hard-x-ray solar flares.
Date: March 25, 2002
Creator: Grigolini, Paolo; Leddon, Deborah & Scafetta, Nicola
System: The UNT Digital Library
Spontaneous Brain Activity as a Source of Ideal 1/f Noise (open access)

Spontaneous Brain Activity as a Source of Ideal 1/f Noise

In this article, the authors study the electroencephalogram (EEG) of 30 closed-eye subjects with a technique of analysis recently proposed to detect punctual events signaling rapid transitions between different metastable states.
Date: December 18, 2009
Creator: Allegrini, Paolo; Menicucci, Danilo; Bedini, Remo; Fronzoni, Leone; Gemignani, Angelo; Grigolini, Paolo et al.
System: The UNT Digital Library
Memory Beyond Memory in Heart Beating, a Sign of a Healthy Physiological Condition (open access)

Memory Beyond Memory in Heart Beating, a Sign of a Healthy Physiological Condition

In this article, the authors describe two types of memory and illustrate each using artificial and actual heartbeat data sets.
Date: April 11, 2002
Creator: Allegrini, Paolo; Grigolini, Paolo; Hamilton, P.; Palatella, Luigi & Raffaelli, G.
System: The UNT Digital Library
Dynamical Origin of Memory and Renewal (open access)

Dynamical Origin of Memory and Renewal

This article discusses a dynamical origin of memory and renewal.
Date: August 8, 2006
Creator: Cakir, Rasit; Grigolini, Paolo & Krokhin, Arkadii A.
System: The UNT Digital Library
Non-Poisson distribution of the time distances between two consecutive clusters of earthquakes (open access)

Non-Poisson distribution of the time distances between two consecutive clusters of earthquakes

Article discussing non-Poisson distribution of the time distances between two consecutive clusters of earthquakes.
Date: 2004
Creator: Palatella, Luigi; Allegrini, Paolo; Grigolini, Paolo; Latora, Vito; Mega, Mirko S.; Rapisarda, Andrea et al.
System: The UNT Digital Library
Anomalous diffusion associated with nonlinear fractional derivative Fokker-Planck-like equation: Exact time-dependent solutions (open access)

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
System: The UNT Digital Library