First-authored, refereed papers of Alexander Shapoval

A list of first-authored, refereed publications of Alexander Shapoval, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0001-5340-1930

List of publications ordered by citations
Number of papers: 18
No. of citations: 46

2024

1. Explanation of flicker noise with the Bak-Tang-Wiesenfeld model of self-organized criticality [8]
   Shapoval, Alexander & Shnirman, Mikhail, Physical Review E, 110, 014106

2023

1. Recurrent Large Sunspot Structures and 27-Day Component of Solar Activity as Proxies to Axis-Nonsymmetry [0]
   Shapoval, Alexander & Shnirman, Mikhail, Universe, 9, 271

2022

1. The Contribution of Large Recurrent Sunspot Groups to Solar Activity: Empirical Evidence [1]
   Shapoval, Alexander, Universe, 8, 180
2. Universal predictability of large avalanches in the Manna sandpile model [1]
   Shapoval, Alexander, Savostianova, Dayana & Shnirman, Mikhail, Chaos, 32, 083130

2021

1. Predictability and Scaling in a BTW Sandpile on a Self-similar Lattice [4]
   Shapoval, Alexander, Savostianova, Dayana & Shnirman, Mikhail, Journal of Statistical Physics, 183, 14

2018

1. Observational evidence in favor of scale-free evolution of sunspot groups [5]
   Shapoval, A., Le Mouël, J.-L., Shnirman, M. & Courtillot, V., A&A, 618, A183

2017

1. Dynamics of Sunspot Series on Time Scales From Days to Years: Correlation of Sunspot Births, Variable Lifetimes, and Evolution of the High-Frequency Spectral Component [1]
   Shapoval, A., Le Mouël, J.-L., Shnirman, M. & Courtillot, V., Journal of Geophysical Research (Space Physics), 122, 11,874

2015

1. Stochastic Description of the High-frequency Content of Daily Sunspots and Evidence for Regime Changes [2]
   Shapoval, A., Le Mouël, J.-L., Shnirman, M. & Courtillot, V., ApJ, 799, 56
2. When Daily Sunspot Births Become Positively Correlated [2]
   Shapoval, Alexander, Le Mouël, Jean-Louis, Shnirman, Mikhail & Courtillot, Vincent, Solar Physics, 290, 2709

2014

1. Can irregularities of solar proxies help understand quasi-biennial solar variations? [3]
   Shapoval, A., Le Mouël, J. L., Shnirman, M. & Courtillot, V., Nonlinear Processes in Geophysics, 21, 797
2. Is a sudden increase of irregularity of sunspot numbers a precursor of a return to low solar activity? [3]
   Shapoval, A., Le Mouël, J.-L., Courtillot, V. & Shnirman, M., Journal of Geophysical Research (Space Physics), 119, 6120

2013

1. Two Regimes in the Regularity of Sunspot Number [7]
   Shapoval, A., Le Mouël, J. L., Courtillot, V. & Shnirman, M., ApJ, 779, 108

2012

1. The BTW mechanism on a self-similar image of a square: A path to unexpected exponents [2]
   Shapoval, A. B. & Shnirman, M. G., Physica A Statistical Mechanics and its Applications, 391, 15

2010

1. Prediction problem for target events based on the inter-event waiting time [3]
   Shapoval, A., Physica A Statistical Mechanics and its Applications, 389, 5145

2009

1. A dissipative deterministic BTW model with an activation scenario of strong events [2]
   Shapoval, A. B. & Shnirman, M. G., Izvestiya Physics of the Solid Earth, 45, 414
2. Prediction of the largest events in the sandpile model based on the earthquake precursors [2]
   Shapoval, A. B. & Shnirman, M. G., Izvestiya Physics of the Solid Earth, 45, 406

2008

1. Prediction efficiency in an avalanche model for different target events [0]
   Shapoval, A. B. & Shnirman, M. G., Izvestiya Physics of the Solid Earth, 44, 495
2. Sand Density as Sandpile Descriptor [0]
   Shapoval, A. B. & Shnirman, M. G., International Journal of Modern Physics C, 19, 995