All Stories

  1. Tsallis Entropy Index q and the Complexity Measure of Seismicity in Natural Time under Time Reversal before the M9 Tohoku Earthquake in 2011

    Article • Entropy, October 2018, MDPI AG

    Dr Nicholas V Sarlis

  2. Natural time analysis: On the deadly Mexico M8.2 earthquake on 7 September 2017

    Article • Physica A Statistical Mechanics and its Applications, September 2018, Elsevier

    Dr Nicholas V Sarlis

  3. Statistical Significance of Earth’s Electric and Magnetic Field Variations Preceding Earthquakes in Greece and Japan Revisited

    Article • Entropy, July 2018, MDPI AG

    Dr Nicholas V Sarlis

  4. The Complexity Measures Associated with the Fluctuations of the Entropy in Natural Time before the Deadly México M8.2 Earthquake on 7 September 2017

    Article • Entropy, June 2018, MDPI AG

    Dr Nicholas V Sarlis

  5. Micro-scale, mid-scale, and macro-scale in global seismicity identified by empirical mode decomposition and their multifractal characteristics

    Article • Scientific Reports, June 2018, Springer Science + Business Media

    Dr Nicholas V Sarlis

  6. Comparison of the R-R intervals in ECG and Oximeter signals to be used in complexity measures of Natural Time Analysis

    Article • May 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Spyridon K. Chronopoulos, Dr Nicholas V Sarlis, Professor Katerina K Naka

  7. Seismic electric signals in seismic prone areas

    Article • Earthquake Science, January 2018, Earthquake Science

    Dr Nicholas V Sarlis

  8. M W9 Tohoku earthquake in 2011 in Japan: precursors uncovered by natural time analysis

    Article • Earthquake Science, July 2017, Earthquake Science

    Dr Nicholas V Sarlis

  9. On the association between the recent episode of the quasi-biennial oscillation and the strong El Niño event

    Article • Theoretical and Applied Climatology, July 2017, Springer Science + Business Media

    Dr Nicholas V Sarlis

  10. Identifying the occurrence time of an impending major earthquake: a review

    Article • Earthquake Science, May 2017, Earthquake Science

    Dr Nicholas V Sarlis

  11. Entropy in Natural Time and the Associated Complexity Measures

    Article • Entropy, April 2017, MDPI AG

    Dr Nicholas V Sarlis

  12. Entropy in Natural Time and the Associated Complexity Measures

    Article • April 2017, MDPI AG

    Dr Nicholas V Sarlis

  13. An Application of the Coherent Noise Model for the Prediction of Aftershock Magnitude Time Series

    Article • Complexity, January 2017, Hindawi Publishing Corporation

    Dr Nicholas V Sarlis

  14. Bulk moduli of PbSxSe1−x, PbSxTe1−x and PbSexTe1−x from the combination of the cBΩ model with the modified Born theory compared to generalized gradient approximation

    Article • Modern Physics Letters B, December 2016, World Scientific Pub Co Pte Lt

    Dr Nicholas V Sarlis

  15. A tentative model for the explanation of Båth law using the order parameter of seismicity in natural time

    Article • Earthquake Science, November 2016, Springer Science + Business Media

    Dr Nicholas V Sarlis

  16. Pressure and temperature dependence of the oxygen self-diffusion activation volume in UO2 by a thermodynamical model

    Article • Solid State Ionics, July 2016, Elsevier

    Dr Nicholas V Sarlis

  17. On the scaling of the solar incident flux

    Article • Atmospheric Chemistry and Physics, July 2015, Copernicus GmbH

    Dr Nicholas V Sarlis

  18. Identifying the occurrence time of an impending mainshock: a very recent case

    Article • Earthquake Science, June 2015, Earthquake Science

    Dr Nicholas V Sarlis

  19. Minima of the fluctuations of the order parameter of global seismicity

    Article • Chaos An Interdisciplinary Journal of Nonlinear Science, June 2015, American Institute of Physics

    Dr Nicholas V Sarlis

  20. On the scaling of the solar incident flux

    Article • Atmospheric Chemistry and Physics Discussions, April 2015, Copernicus GmbH

    Dr Nicholas V Sarlis

  21. Change ΔS of the entropy in natural time under time reversal: Complexity measures upon change of scale

    Article • EPL (Europhysics Letters), January 2015, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  22. Spatiotemporal variations of seismicity before major earthquakes in the Japanese area and their relation with the epicentral locations

    Article • Proceedings of the National Academy of Sciences, December 2014, Proceedings of the National Academy of Sciences

    Dr Nicholas V Sarlis

  23. Study of the temporal correlations in the magnitude time series before major earthquakes in Japan

    Article • Journal of Geophysical Research Space Physics, November 2014, American Geophysical Union (AGU)

    Dr Nicholas V Sarlis

  24. Statistical Significance of Minimum of the Order Parameter Fluctuations of Seismicity Before Major Earthquakes in Japan

    Article • Pure and Applied Geophysics, September 2014, Springer Science + Business Media

    Dr Nicholas V Sarlis

  25. -exponential relaxation of the expected avalanche size in the coherent noise model

    Article • Physica A Statistical Mechanics and its Applications, August 2014, Elsevier

    Dr Nicholas V Sarlis

  26. Visualization of the significance of Receiver Operating Characteristics based on confidence ellipses

    Article • Computer Physics Communications, March 2014, Elsevier

    Dr Nicholas V Sarlis

  27. On the anomalous changes of seismicity and geomagnetic field prior to the 2011 9.0 Tohoku earthquake

    Article • Journal of Asian Earth Sciences, February 2014, Elsevier

    Dr Nicholas V Sarlis

  28. Minimum of the order parameter fluctuations of seismicity before major earthquakes in Japan

    Article • Proceedings of the National Academy of Sciences, August 2013, Proceedings of the National Academy of Sciences

    Dr Nicholas V Sarlis

  29. Seismic Electric Signals: An additional fact showing their physical interconnection with seismicity

    Article • Tectonophysics, March 2013, Elsevier

    Dr Nicholas V Sarlis

  30. On the recent seismic activity in North-Eastern Aegean Sea including the Mw5.8 earthquake on 8 January 2013

    Article • Proceedings of the Japan Academy Series B, January 2013, Japan Academy

    Dr Nicholas V Sarlis

  31. Order parameter fluctuations in natural time and b-value variation before large earthquakes

    Article • Natural Hazards and Earth System Science, November 2012, Copernicus GmbH

    Dr Nicholas V Sarlis

  32. Remarkable changes in the distribution of the order parameter of seismicity before mainshocks

    Article • EPL (Europhysics Letters), November 2012, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  33. Scale-specific order parameter fluctuations of seismicity before mainshocks: Natural time and Detrended Fluctuation Analysis

    Article • EPL (Europhysics Letters), September 2012, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  34. Predictability of the coherent-noise model and its applications

    Article • Physical Review E, May 2012, American Physical Society (APS)

    Dr Nicholas V Sarlis

  35. Natural time analysis of the Centennial Earthquake Catalog

    Article • Chaos An Interdisciplinary Journal of Nonlinear Science, May 2012, American Institute of Physics

    Dr Nicholas V Sarlis

  36. The change of the entropy in natural time under time-reversal in the Olami–Feder–Christensen earthquake model

    Article • Tectonophysics, December 2011, Elsevier

    Dr Nicholas V Sarlis

  37. Scale-specific order parameter fluctuations of seismicity in natural time before mainshocks

    Article • EPL (Europhysics Letters), November 2011, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  38. Similarity of fluctuations in systems exhibiting Self-Organized Criticality

    Article • EPL (Europhysics Letters), October 2011, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  39. Magnitude correlations in global seismicity

    Article • Physical Review E, August 2011, American Physical Society (APS)

    Dr Nicholas V Sarlis

  40. Natural time analysis of critical phenomena

    Article • Proceedings of the National Academy of Sciences, June 2011, Proceedings of the National Academy of Sciences

    Dr Nicholas V Sarlis

  41. Identifying long-range correlated signals upon significant periodic data loss

    Article • Tectonophysics, April 2011, Elsevier

    Dr Nicholas V Sarlis

  42. Natural Time Analysis: The New View of Time

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  43. Natural Time Analysis of Seismic Electric Signals

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  44. Entropy in Natural Time

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  45. Natural Time. Background

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  46. Natural Time Analysis of Dynamical Models

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  47. Introduction to Seismic Electric Signals

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  48. Identifying the Occurrence Time of an Impending Mainshock

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  49. Natural Time Analysis of Seismicity

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  50. Natural Time Analysis of Electrocardiograms

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  51. Natural Time Investigation of the Effect of Significant Data Loss on Identifying Seismic Electric Signals

    Article • January 2011, Springer Science + Business Media

    Dr Nicholas V Sarlis

  52. Natural-time analysis of critical phenomena: The case of seismicity

    Article • EPL (Europhysics Letters), October 2010, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  53. Order parameter fluctuations of seismicity in natural time before and after mainshocks

    Article • EPL (Europhysics Letters), September 2010, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  54. Effect of significant data loss on identifying electric signals that precede rupture estimated by detrended fluctuation analysis in natural time

    Article • Chaos An Interdisciplinary Journal of Nonlinear Science, August 2010, American Institute of Physics

    Dr Nicholas V Sarlis

  55. Nonextensivity and natural time: The case of seismicity

    Article • Physical Review E, August 2010, American Physical Society (APS)

    Dr Nicholas V Sarlis

  56. Multiplicative cascades and seismicity in natural time

    Article • Physical Review E, August 2009, American Physical Society (APS)

    Dr Nicholas V Sarlis

  57. Heart rate variability in natural time and 1/f “noise”

    Article • EPL (Europhysics Letters), July 2009, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  58. Detrended fluctuation analysis of the magnetic and electric field variations that precede rupture

    Article • Chaos An Interdisciplinary Journal of Nonlinear Science, May 2009, American Institute of Physics

    Dr Nicholas V Sarlis

  59. Erratum: Long-range correlations in the electric signals that precede rupture: Further investigations [Phys. Rev. E 67 , 021109 (2003)]

    Article • Physical Review E, November 2008, American Physical Society (APS)

    Dr Nicholas V Sarlis

  60. Erratum: Long-range correlations in the electric signals that precede rupture [Phys. Rev. E 66 , 011902 (2002)]

    Article • Physical Review E, November 2008, American Physical Society (APS)

    Dr Nicholas V Sarlis

  61. Erratum: Calculation of point defect parameters in diamond [Phys. Rev. B 75 , 172107 (2007)]

    Article • Physical Review B, July 2008, American Physical Society (APS)

    Dr Nicholas V Sarlis

  62. Investigation of seismicity after the initiation of a Seismic Electric Signal activity until the main shock

    Article • Proceedings of the Japan Academy Series B, January 2008, Japan Academy

    Dr Nicholas V Sarlis

  63. Fluctuations, under time reversal, of the natural time and the entropy distinguish similar looking electric signals of different dynamics

    Article • Journal of Applied Physics, January 2008, American Institute of Physics

    Dr Nicholas V Sarlis

  64. Identifying sudden cardiac death risk and specifying its occurrence time by analyzing electrocardiograms in natural time

    Article • Applied Physics Letters, August 2007, American Institute of Physics

    Dr Nicholas V Sarlis

  65. Electric pulses some minutes before earthquake occurrences

    Article • Applied Physics Letters, February 2007, American Institute of Physics

    Dr Nicholas V Sarlis

  66. Stochastic parametric amplification due to higher order correlations: A perturbative approach to non-Abelian effects in time ordering

    Article • Physical Review E, November 2006, American Physical Society (APS)

    Dr Nicholas V Sarlis

  67. Attempt to distinguish long-range temporal correlations from the statistics of the increments by natural time analysis

    Article • Physical Review E, August 2006, American Physical Society (APS)

    Dr Nicholas V Sarlis

  68. Entropy of seismic electric signals: Analysis in natural time under time reversal

    Article • Physical Review E, March 2006, American Physical Society (APS)

    Dr Nicholas V Sarlis

  69. Flux avalanches in Y Ba 2 Cu 3 O 7 − x films and rice piles: Natural time domain analysis

    Article • Physical Review B, February 2006, American Physical Society (APS)

    Dr Nicholas V Sarlis

  70. Additional evidence on some relationship between Seismic Electric Signals (SES) and earthquake focal mechanism

    Article • Tectonophysics, January 2006, Elsevier

    Dr Nicholas V Sarlis

  71. On the recent advances in the study of seismic electric signals (VAN method)

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2006, Elsevier

    Dr Nicholas V Sarlis

  72. Similarity of fluctuations in correlated systems: The case of seismicity

    Article • Physical Review E, October 2005, American Physical Society (APS)

    Dr Nicholas V Sarlis

  73. Comment on ‘Electrical conductivity and crustal structure beneath the central Hellenides around the Gulf of Corinth (Greece) and their relationship with the seismotectonics’ by Pham et al.

    Article • Geophysical Journal International, August 2005, Oxford University Press (OUP)

    Dr Nicholas V Sarlis

  74. Time-difference between the electric field components of signals prior to major earthquakes

    Article • Applied Physics Letters, May 2005, American Institute of Physics

    Dr Nicholas V Sarlis

  75. Origin of the Usefulness of the Natural-Time Representation of Complex Time Series

    Article • Physical Review Letters, May 2005, American Physical Society (APS)

    Dr Nicholas V Sarlis

  76. Some properties of the entropy in the natural time

    Article • Physical Review E, March 2005, American Physical Society (APS)

    Dr Nicholas V Sarlis

  77. Natural entropy fluctuations discriminate similar-looking electric signals emitted from systems of different dynamics

    Article • Physical Review E, January 2005, American Physical Society (APS)

    Dr Nicholas V Sarlis

  78. Entropy in the natural time domain

    Article • Physical Review E, July 2004, American Physical Society (APS)

    Dr Nicholas V Sarlis

  79. On the difference in the rise times of the two SES electric field components

    Article • Proceedings of the Japan Academy Series B, January 2004, Japan Academy

    Dr Nicholas V Sarlis

  80. A plausible universal behaviour of earthquakes in the natural time-domain

    Article • Proceedings of the Japan Academy Series B, January 2004, Japan Academy

    Dr Nicholas V Sarlis

  81. A plausible explanation of the b-value in the Gutenberg-Richter law from first Principles

    Article • Proceedings of the Japan Academy Series B, January 2004, Japan Academy

    Dr Nicholas V Sarlis

  82. Electric Fields that “Arrive” before the Time Derivative of the Magnetic Field prior to Major Earthquakes

    Article • Physical Review Letters, October 2003, American Physical Society (APS)

    Dr Nicholas V Sarlis

  83. Attempt to distinguish electric signals of a dichotomous nature

    Article • September 2003, American Physical Society (APS)

    Dr Nicholas V Sarlis

  84. Long-range correlations in the electric signals that precede rupture: Further investigations

    Article • February 2003, American Physical Society (APS)

    Dr Nicholas V Sarlis

  85. Long-range correlations in the electric signals that precede rupture

    Article • July 2002, American Physical Society (APS)

    Dr Nicholas V Sarlis

  86. Magnetic field near the outcrop of an almost horizontal conductive sheet

    Article • Journal of Geodynamics, May 2002, Elsevier

    Dr Nicholas V Sarlis

  87. Magnetic field variations associated with SES

    Article • Proceedings of the Japan Academy Series B, January 2001, Japan Academy

    Dr Nicholas V Sarlis

  88. Electric Polarization Related to Defects and Transmission of the Related Signals

    Article • January 2001, Elsevier

    Dr Nicholas V Sarlis

  89. Magnetic field variations associated with the SES before the 6.6 Grevena-Kozani earthquake

    Article • Proceedings of the Japan Academy Series B, January 2001, Japan Academy

    Dr Nicholas V Sarlis

  90. Numerical model of the selectivity effect and the ΔV/L criterion

    Article • Geophysical Research Letters, November 1999, American Geophysical Union (AGU)

    Dr Nicholas V Sarlis

  91. Shoulder at the 887 cm−1 infrared band in neutron irradiated Si

    Article • Journal of Applied Physics, June 1999, American Institute of Physics

    Dr Nicholas V Sarlis

  92. A percolation model for the explanation of fractal paraconductivity behavior in a YBaCuO sample

    Article • Physica C Superconductivity, May 1999, Elsevier

    Dr Nicholas V Sarlis

  93. Numerical model of the selectivity effect and the ΔV/L criterion

    Article • Geophysical Research Letters, January 1999, American Geophysical Union (AGU)

    Dr Nicholas V Sarlis

  94. Interconnection of defect parameters and stress-induced electric signals in ionic crystals

    Article • January 1999, American Physical Society (APS)

    Dr Nicholas V Sarlis

  95. A review on the statistical significance of VAN predictions

    Article • Physics and Chemistry of the Earth Part A Solid Earth and Geodesy, January 1999, Elsevier

    Dr Nicholas V Sarlis

  96. Prediction of the 6.6 Grevena-Kozani earthquake of May 13, 1995

    Article • Physics and Chemistry of the Earth Part A Solid Earth and Geodesy, January 1999, Elsevier

    Dr Nicholas V Sarlis

  97. Infrared studies of defects formed during postirradiation anneals of Czochralski silicon

    Article • Journal of Applied Physics, October 1998, American Institute of Physics

    Dr Nicholas V Sarlis

  98. Application of the magnetic-electric two-dimensional Euclidean group to the case of anyons

    Article • Physics Letters A, September 1998, Elsevier

    Dr Nicholas V Sarlis

  99. Claims of Success in Using Geoelectrical Precursors to Predict Earthquakes Are Criticized—and Defended

    Article • Physics Today, June 1998, American Institute of Physics

    Dr Nicholas V Sarlis, Professor Stathis C Stiros

  100. Transmission of stress induced electric signals in dielectric media

    Article • Journal of Applied Physics, January 1998, American Institute of Physics

    Dr Nicholas V Sarlis

  101. Coherent states for the two-dimensional magnetic-electric Euclidean group MEE(2)

    Article • October 1997, American Physical Society (APS)

    Dr Nicholas V Sarlis

  102. Isochronal Annealing Studies of the Oxygen–Vacancy Centres in Neutron-Irradiated Si

    Article • phys stat sol (a), October 1997, Wiley

    Dr Nicholas V Sarlis

  103. Isochronal Annealing Studies of the Oxygen–Vacancy Centres in Neutron-Irradiated Si

    Article • phys stat sol (a), October 1997, Wiley

    Dr Nicholas V Sarlis

  104. An IR Study of the Annealing Behaviour of A-Center in Silicon

    Article • Solid State Phenomena, July 1997, Trans Tech Publications

    Dr Nicholas V Sarlis

  105. Origin of infrared bands in neutron-irradiated silicon

    Article • Journal of Applied Physics, February 1997, American Institute of Physics

    Dr Nicholas V Sarlis

  106. Magnetic-electric two-dimensional Euclidean group

    Article • August 1996, American Physical Society (APS)

    Dr Nicholas V Sarlis

  107. Reply to “Rebuttal to Reply by Varotsos and Lazaridou: Towards plainly successful prediction,” by Paul W. Burton

    Article • Geophysical Research Letters, May 1996, American Geophysical Union (AGU)

    Dr Nicholas V Sarlis

  108. Precursor defect to the vacancy-dioxygen center in Si

    Article • March 1996, American Physical Society (APS)

    Dr Nicholas V Sarlis

  109. A calculation of the surface charges and the electric field outside steady current carrying conductors

    Article • European Journal of Physics, January 1996, Institute of Physics Publishing

    Dr Nicholas V Sarlis

  110. An Isochronal Annealing Study of the Kinetics of VO and V02 Defects in Neutron Irradiated SI

    Article • January 1996, Springer Science + Business Media

    Dr Nicholas V Sarlis

  111. New Infrared Bands in Neutron-Irradiated Si

    Article • Solid State Phenomena, July 1995, Trans Tech Publications

    Dr Nicholas V Sarlis

  112. Correlations of vibrational frequencies with VO/sub 4/ defect in irradiated silicon

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Nicholas V Sarlis

  113. Infrared bands association with multivacancy-oxygen defects in silicon

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Nicholas V Sarlis