Ποτηράκης Στυλιανός

Γραφείο: ΖΒ106, Κτίριο Ζ, Παν/πολη Αρχαίου Ελαιώνα

Τηλ. Γραφείου: 210-5381550

Εργαστήριο: Εργαστήριο Τεχνολογιών Ηλεκτρονικής και Υπολογιστών (ECTLab),

- - αίθουσες ΖΒ103, ZB 205, Κτίριο Ζ, Παν/πολη Αρχαίου Ελαιώνα

Τηλ. Εργαστηρίου: 210 538-1222, 210 538-1181

E-mail: spoti@uniwa.gr

Ιστοσελίδα: http://ectlab.eee.uniwa.gr/index.php/en/

ORCID : https://orcid.org/0000-0001-5928-4587

Scopus: https://www.scopus.com/authid/detail.uri?authorId=6508301983

Web of Science / Publons: https://publons.com/researcher/462913/stelios-m-potirakis/

Google Scholar: http://scholar.google.gr/citations?user=FbbfBjcAAAAJ&hl=el&oi=ao

Research Gate: https://www.researchgate.net/profile/Stelios_Potirakis

Linked-In: http://gr.linkedin.com/pub/stelios-potirakis/b/67a/495/

Ώρες συνεργασίας με φοιτητές: Δευτέρα (14:00-15:00) & Τρίτη (15:00-16:00)

Γνωστικό Αντικείμενο (από ΦΕΚ): Ηλεκτρονικές Διατάξεις και Εφαρμογές τους στα Συστηήματα Ήχου και στα Πολύπλοκα Συστήματα (Complex Systems)

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Σπουδές

2002 - Διδάκτωρ Φυσικών Επιστημών, Τμήμα Φυσικής, Σχολή Θετικών Επιστημών, Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών

1996 - Επαγγελματικό Ενδεικτικό Ηλεκτρονικής & Ραδιοηλεκτρολογίας, Τμήματα Φυσικής & Πληροφορικής-Επικοινωνιών, Σχολή Θετικών Επιστημών, Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών

1993 - Πτυχιούχος Φυσικών Επιστημών, Τμήμα Φυσικής, Σχολή Θετικών Επιστημών, Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών

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Ερευνητικά Ενδιαφέροντα

Ψηφιακή επεξεργασία σήματος,
ανάλυση σημάτων πολύπλοκων συστημάτων (ακουστικών/ηχητικών, γεωφυσικών, φυσιολογικών, οικονομικών, σήματα πειραμάτων θραύσης AE/EME, κ.λπ.),
ηλεκτρακουστική,
εφαρμοσμένη ακουστική,
ακουστική οικολογία,
έλεγχος ακουστικού θορύβου,
ηλεκτρονικές μετρήσεις,
ανάπτυξη ειδικών μετρητικών διατάξεων (Φυσική υψηλών ενεργειών, απόκτηση προσεισμικών σημάτων, κλωστοϋφαντουργία),
χαρακτηρισμός και μοντελοποίηση "έξυπνων" / πολυλειτουργικών υλικών,
ασύρματα δίκτυα αισθητήρων (συμπεριλαμβανομένων των ακουστικών, WASN).

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Αντιπροσωπευτικές Δημοσιεύσεις

Y. Contoyiannis, F. K.Diakonos, M. Kampitakis, S. M. Potirakis, Can high-frequency ECGfluctuations differentiate between healthy andmyocardial infarction cases?Biomedical Engineering Advances, 2021, 100011, https://doi.org/10.1016/j.bea.2021.100011
G. Korompili, A. Amfilochiou,L. Kokkalas, S.A. Mitilineos, N.-A. Tatlas, M. Kouvaras, E. Kastanakis, C.Maniou, S.M. Potirakis,PSG-Audio, a scored polysomnography dataset with simultaneous audiorecordings for sleep apnea studies. Sci. Data 8, 197 (2021).https://doi.org/10.1038/s41597-021-00977-w
Y.F. Contoyiannis, S.M.Potirakis, F. K. Diakonos, E.K. Kosmidis, Criticality in a hybrid spinmodel with Fermi-Dirac statistics, PhysicaA 577 (2021) 126073; https://doi.org/10.1016/j.physa.2021.126073
- Y. Contoyiannis, S.G.Stavrinides, M.P. Hanias, M. Kampitakis, P. Papadopoulos, R. Picos, S.M.Potirakis, and E.K. Kosmidis, Criticalityin epidemic spread: Anapplication in the case of COVID19 infected population, Chaos 31, 043109(2021);https://doi.org/10.1063/5.0046772
S. M. Potirakis, Y. Contoyiannis, A.Schekotov, K. Eftaxias, M. Hayakawa, Evidence of critical dynamics in variouselectromagneticprecursors, Eur. Phys. J. Special Topics 230, 151-177 (2021),doi: https://doi.org/10.1140/epjst/e2020-000249-x
Y. F. Contoyiannis, S. M. Potirakis, F. K.Diakonos, Wavelet-based detection of scaling behavior in noisy experimentaldata, Phys. Rev. E,101, 052104 (2020), doi: https://doi.org/10.1103/PhysRevE.101.052104
S. M. Potirakis, Y. F. Contoyiannis, K. Eftaxias, Lévy and Gauss statistics in the preparation of an earthquake, Physca A, (in press) 2019, doi: https://doi.org/10.1016/j.physa.2019.121360
S. M.Potirakis, A.Schekotov, Y. Contoyiannis, G. Balasis, G. E. Koulouras, N. S. Melis, A. Z.Boutsi, M. Hayakawa, K. Eftaxias, C.Nomicos, On possible electromagneticprecursors to a significant earthquake (Mw=6.3) occurred in Lesvos (Greece) on12 June 2017,Entropy, 2019, 21, 241, doi: https://doi.org/10.3390/e21030241
Y. Contoyiannis, S.M. Potirakis, Signatures of the symmetry breaking phenomenon in pre-seismicelectromagnetic emissions, J. Stat.Mech. (2018) 083208, doi:https://doi.org/10.1088/1742-5468/aad6ba
G. Balasis, I. A. Daglis, Y. Contoyiannis, S. M. Potirakis, C. Papadimitriou, N. S. Melis, O. Giannakis, A. Papaioannou, A. Anastasiadis, C. Kontoes, Observation of intermittency-induced critical dynamics in geomagnetic field time series prior to the intense magnetic storms of March, June and December 2015, Journal of Geophysical Research: Space Physics, 123. (2018), 1-20, https://doi.org/10.1002/2017JA025131.
S. A. Mitilineos, S. M. Potirakis, N.-A. Tatlas, M. Rangoussi, A two-level sound classification platform for environmental monitoring, J.Sensors, 2018, 5828074 (1-13), https://doi.org/10.1155/2018/5828074.
S. M. Potirakis, T. Asano, M. Hayakawa, Criticality analysis of the lower ionosphere perturbations prior to the 2016 Kumamoto (Japan) earthquakes as based on VLF electromagnetic wave propagation data observed at multiple stations, Entropy 2018, 20, 199(1:17), https://doi.org/10.3390/e20030199.
S.M. Potirakis, Y. Contoyiannis, T. Asano, M. Hayakawa, Intermittency-induced criticality in the lower ionosphere prior to the 2016 Kumamoto earthquakes as embedded in the VLF propagation data observed at multiple stations, Tectonophysics, 722, 422–431, 2018, https://doi.org/10.1016/j.tecto.2017.11.020.
D. Mastrogiannis, S.M. Potirakis, Experimental study of the dynamic evolution of cumulative energy release during LiF fracture under uniaxial compression, Int. J. Solids and Structures,132–133, 59–65, 2018, https://doi.org/10.1016/j.ijsolstr.2017.09.005.
S.M. Potirakis, D. Mastrogiannis, Critical features revealed in acoustic and electromagnetic emissions during fracture experiments on LiF, Physica A, 485, 11-22, 2017, https://doi.org/10.1016/j.physa.2017.05.025.
S.M. Potirakis, Y. Contoyiannis, F. K. Diakonos, M. P. Hanias, Intermittency-induced criticality in a resistor-inductor-diode circuit, Physical Review E, 95, 042206, 2017, https://doi.org/10.1103/PhysRevE.95.042206.
S. M. Potirakis, M. Hayakawa, A. Schekotov, Fractal analysis of the ground-recorded ULF magnetic fields prior to the 11 March 2011 Tohoku earthquake (MW= 9): discriminating possible earthquake precursors from Space-sourced disturbances, Natural Hazards, 85, 59-86, 2017, https://doi.org/10.1007/s11069-016-2558-8
S. M. Potirakis, Y. Contoyiannis, N. S. Melis, J. Kopanas, G. Antonopoulos, G. Balasis, C. Kontoes, C. Nomicos, K. Eftaxias, Recent seismic activity at Cephalonia (Greece): a study through candidate electromagnetic precursors in terms of non-linear dynamics, Nonlin. Processes Geophys., 23, 223-240, 2016, https://doi.org/10.5194/npg-23-223-2016.
Y. Contoyiannis, S.M. Potirakis, K. Eftaxias, L. Contoyianni, “Tricritical crossover in earthquake preparation by analyzing preseismic electromagnetic emissions”, Journal of Geodynamics, 84, 40-54, 2015, https://doi.org/10.1016/j.jog.2014.09.015.
S. M. Potirakis, Y. Contoyiannis, K. Eftaxias, G. Koulouras, and C. Nomicos, “Recent Field Observations Indicating an Earth System in Critical Condition Before the Occurrence of a Signiﬁcant Earthquake”, IEEE Geoscience and Remote Sensing Letters, 12(3), 631-635, 2015, https://doi.org/10.1109/LGRS.2014.2354374.
N.-A. Tatlas, S. M. Potirakis, S. A. Mitilineos, M. Rangoussi, “On the effect of compression on the complexity characteristics of wireless acoustic sensor network signals”, Signal Processing, 107, 153-163, 2015, https://doi.org/10.1016/j.sigpro.2014.08.012.
S. M. Potirakis, A. Karadimitrakis, and K. Eftaxias, Natural time analysis of critical phenomena: The case of pre-fracture electromagnetic emissions, Chaos 23 (2) (2013) 023117(1-14), https://doi.org/10.1063/1.4807908.
S.M. Potirakis, N.-A. Tatlas, N. Zafeiropoulos, T. Ganchev, M. Rangoussi, Assessment of military intercom headsets for maximum voice reproduction level in high noise conditions, Applied Acoustics 74 (2013) 870–881, https://doi.org/10.1016/j.apacoust.2012.12.009.
S. M. Potirakis, G. Minadakis, K. Eftaxias, Analysis of electromagnetic pre-seismic emissions using Fisher information and Tsallis entropy, Physica A 391 (1-2) (2012) 300–306. https://doi.org/10.1016/j.physa.2011.08.003.
S.M. Potirakis and G.E. Alexakis, An Accurate Calculation of Miller Effect on the Frequency Response and on the Input and Output Impedances of Feedback Amplifiers, IEEE Transactions on Circuits and Systems II, Aug. 2005, vol. 52, no.8, pp. 491- 495, https://doi.org/10.1109/TCSII.2005.848986.
S.M. Potirakis, G.E. Alexakis, M.C. Tsilis and P.J. Xenitidis, Time-Domain Nonlinear Modeling of Practical Electroacoustic Transducers, Journal of the Audio Engineering Society, 1999, vol 47, no. 6, pp. 447-468, http://www.aes.org/e-lib/browse.cfm?elib=12101.
S.M. Potirakis and G.E. Alexakis, The Feedback Decomposition Theorem: The Evolution of Miller Theorem, International Journal of Electronics, 1998, vol. 85, no. 5, pp. 571-587, https://doi.org/10.1080/002072198133860.

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Προπτυχιακά μαθήματα

EEE.3.3 Ηλεκτρονικά ΙΙ (3ο Εξάμηνο), site: https://eclass.uniwa.gr/courses/EEE520/

ΕΕΕ.7-2.4 Ηλεκτρακουστική Ι (7ο Εξάμηνο), site: https://eclass.uniwa.gr/courses/EEE347/

ΕΕΕ.8-2.8 Ηλεκτρακουστική ΙΙ (8ο Εξάμηνο), site: https://eclass.uniwa.gr/courses/EEE373/

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Μεταπτυχιακά μαθήματα

AVB.1.1 Εφαρμοσμένη Ακουστική, site: https://eclass.uniwa.gr/courses/MSCAVB104/
AVB.2.3 Ηλεκτρακουστική, site: https://eclass.uniwa.gr/courses/MSCAVB101/
MSCRES-A.1 Μεθοδολογία Έρευνας - Τεχνική Συγγραφή, site: https://eclass.uniwa.gr/courses/MSCRES110/
Θεωρία Πολύπλοκων Συστημάτων, site: https://eclass.uniwa.gr/courses/MSCRES114/
Ανάλυση Χρονοσειρών Πολύπλοκων Συστημάτων

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