Statistical mechanics and information-theoretic perspectives on complexity in the earth system

G Balasis, RV Donner, SM Potirakis, J Runge… - Entropy, 2013 - mdpi.com
This review provides a summary of methods originated in (non-equilibrium) statistical
mechanics and information theory, which have recently found successful applications to …

Evidence of critical dynamics in various electromagnetic precursors

SM Potirakis, Y Contoyiannis, A Schekotov… - The European Physical …, 2021 - Springer
A wide variety of electromagnetic phenomena possibly related with earthquake (EQ)
preparation processes have been reported in the literature during the last few decades. An …

Estimating the epicenter of a future strong earthquake in Southern California, Mexico, and Central America by means of natural time analysis and earthquake …

J Perez-Oregon, PK Varotsos, ES Skordas, NV Sarlis - Entropy, 2021 - mdpi.com
It has recently been shown in the Eastern Mediterranean that by combining natural time
analysis of seismicity with earthquake networks based on similar activity patterns and …

[图书][B] Natural Time Analysis: The New View of Time, Part II: Advances in Disaster Prediction Using Complex Systems

P Varotsos, N Sarlis, E Skordas - 2023 - books.google.com
This monograph contains the advances achieved based on the content of our previous
monograph published in 2011. In other words, the present monograph can be considered …

Critical dynamics in stratospheric potential energy variations prior to significant (M> 6.7) earthquakes

DZ Politis, SM Potirakis, S Kundu, S Chowdhury… - Symmetry, 2022 - mdpi.com
Lithosphere–atmosphere–ionosphere coupling (LAIC) is studied through various physical or
chemical quantities, obtained from different sources, which are observables of the involved …

Unusual surface latent heat flux variations and their critical dynamics revealed before strong earthquakes

S Ghosh, S Chowdhury, S Kundu, S Sasmal, DZ Politis… - Entropy, 2021 - mdpi.com
We focus on the possible thermal channel of the well-known Lithosphere–Atmosphere–
Ionosphere Coupling (LAIC) mechanism to identify the behavior of thermal anomalies during …

Natural time analysis of global seismicity

SRG Christopoulos, PK Varotsos, J Perez-Oregon… - Applied Sciences, 2022 - mdpi.com
Natural time analysis enables the introduction of an order parameter for seismicity, which is
just the variance of natural time χ, κ 1=〈 χ 2〉−〈 χ〉 2. During the last years, there has been …

Improving the Estimation of the Occurrence Time of an Impending Major Earthquake Using the Entropy Change of Seismicity in Natural Time Analysis

PA Varotsos, NV Sarlis, ES Skordas, T Nagao… - Geosciences, 2023 - mdpi.com
This article is focused on a new procedure concerning a more accurate identification of the
occurrence time of an impending major earthquake (EQ). Specifically, we first recapitulate …

Criticality analysis of the lower ionosphere perturbations prior to the 2016 Kumamoto (Japan) earthquakes as based on VLF electromagnetic wave propagation data …

SM Potirakis, T Asano, M Hayakawa - Entropy, 2018 - mdpi.com
The perturbations of the ionosphere which are observed prior to significant earthquakes
(EQs) have long been investigated and could be considered promising for short-term EQ …

Criticality hidden in acoustic emissions and in changing electrical resistance during fracture of rocks and cement-based materials

G Niccolini, SM Potirakis, G Lacidogna, O Borla - Materials, 2020 - mdpi.com
Acoustic emissions (AE) due to microcracking in solid materials permit the monitoring of
fracture processes and the study of failure dynamics. As an alternative method of integrity …