[PDF][PDF] Electromagnetic pre-earthquake precursors: Mechanisms, data and models-A review

E Petraki, D Nikolopoulos, C Nomicos… - J. Earth Sci. Clim …, 2015 - academia.edu
1Brunel University, Department of Engineering and Design, Kingston Lane, Uxbridge,
Middlesex UB8 3PH, London, UK 2TEI of Piraeus, Department of Electronic Computer …

[PDF][PDF] Radon-222: a potential short-term earthquake precursor

E Petraki, D Nikolopoulos, D Panagiotaras… - Journal of Earth …, 2015 - researchgate.net
1Brunel University, Department of Engineering and Design, Kingston Lane, Uxbridge,
Middlesex UB8 3PH, London, UK 2TEI of Piraeus, Department of Electronic Computer …

Fluctuation Dynamics of Radon in Groundwater Prior to the Gansu Earthquake, China (22 July 2013: Ms = 6.6): Investigation with DFA and MFDFA Methods

A Alam, N Wang, E Petraki, A Barkat, F Huang… - Pure and Applied …, 2021 - Springer
The present study reports measurements of radon in groundwater conducted in China
between January and December 2013. During the measurement period, a great M s= 6.6 …

[HTML][HTML] Electromagnetic and radon earthquake precursors

D Nikolopoulos, D Cantzos, A Alam, S Dimopoulos… - Geosciences, 2024 - mdpi.com
Earthquake forecasting is arguably one of the most challenging tasks in Earth sciences
owing to the high complexity of the earthquake process. Over the past 40 years, there has …

Fractal and Long-Memory Traces in PM10 Time Series in Athens, Greece

D Nikolopoulos, K Moustris, E Petraki, D Koulougliotis… - Environments, 2019 - mdpi.com
This work examines if chaos and long memory exist in PM10 concentrations recorded in
Athens, Greece. The algorithms of Katz, Higuchi, and Sevcik were employed for the …

Results of the simultaneous measurements of radon around the Black Sea for seismological applications

I Nevinsky, T Tsvetkova, M Dogru, E Aksoy… - Journal of environmental …, 2018 - Elsevier
Results of measurements of radon around of the Black Sea are shown. Radon stations in
zones of active faults were placed. Simultaneous hourly measurements of soil radon in 2005 …

Long-memory traces in time series in Athens, Greece: investigation through DFA and R/S analysis

D Nikolopoulos, K Moustris, E Petraki… - … and Atmospheric Physics, 2021 - Springer
This paper investigates the existence of chaos in concentration dynamics of particulate
matter with an aerodynamic diameter less than or equal to 10\,\upmu m 10 μ m (PM _ 10 PM …

Traces of self-organisation and long-range memory in variations of environmental radon in soil: Comparative results from monitoring in Lesvos Island and Ileia …

D Nikolopoulos, E Petraki, E Vogiannis… - … of Radioanalytical and …, 2014 - Springer
This paper addresses issues of self-affinity, long-memory and self-organisation in variations
of radon in soil recorded in Lesvos Island, Greece. Several techniques were employed …

Radioluminescence properties of the CdSe/ZnS Quantum Dot nanocrystals with analysis of long-memory trends

D Nikolopoulos, I Valais, C Michail, A Bakas… - Radiation …, 2016 - Elsevier
This paper reports radioluminescence properties of the CdSe/ZnS quantum dots. Three
quantum dot samples were prepared with concentrations 14.2× 10− 5 mg/mL, 21.3× 10− 5 …

Long-range memory patterns in variations of environmental radon in soil

E Petraki, D Nikolopoulos, A Fotopoulos… - Analytical …, 2013 - pubs.rsc.org
This paper addresses issues of long-range memory and self-organisation in variations of
radon in soil in Greece. The methods of rescaled-range, roughness-length, variogram …