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nlin.PS2020
Solitons and Instantons in the inverse ϕ4 theory of critical phenomena. A proposal for the violation of causality of tachyonic field
Y. Contoyiannis, P. Papadopoulos, M. Kampitakis +2
We investigate about the existence of static solitons solutions in the inverse G-L free energy in phase transitions of ϕ4 theory. We calculate all the characteristics of these soli…
physics.soc-ph2020★ 1 cited
On the effectiveness of imposing restrictive measures in a graded Self-Organized Criticality epidemic spread model The case of COVID-19
Y. Contoyiannis, S. G. Stavrinides, M. P. Hanias +3
The scope of this work is to serve as a guiding tool against subjective estimations on real pandemic situations (mainly due to the inability to acquire objective real data over who…