Hector E. Nistazakis

Publication Activity (10 Years)

Years Active: 2005-2024
Publications (10 Years): 74

Top Topics

Encryption Scheme

Communication Systems

Top Venues

Publications

Petros S. Bithas, George A. Ropokis, George K. Karagiannidis, Hector E. Nistazakis
UAV-Assisted Communications With RIS: A Shadowing-Based Stochastic Analysis. IEEE Trans. Veh. Technol. 73 (7) (2024)
Lazaros Laskaridis, Christos K. Volos, Hector E. Nistazakis, Efthymia Meletlidou
Exploring the dynamics of a multistable general model of discrete memristor-based map featuring an exponentially varying memristance. Integr. 95 (2024)
Tina P. Nantsou, Hector E. Nistazakis, George S. Tombras
Investigating Factors Contributing to Student Dropout in a STEM MOOC. EDUCON (2024)
Panagiotis J. Gripeos, Hector E. Nistazakis, Evgenia Roditi, Efstratios C. Kapotis, Christos K. Volos, Vasilis Christofilakis
Divergent Gaussian Beams of FSO Links with Power Losses and Pointing Errors. MOCAST (2023)
Alexandros Sakkas, Vasilis Christofilakis, Giorgos Tatsis, Giorgos Baldoumas, E. K. Evangelou, Hector E. Nistazakis
A portable RF signal attenuation testbed. MOCAST (2023)
Antonios Lionis, Konstantinos Peppas, Andreas Tsigkopoulos, Hector E. Nistazakis, Keith Cohn, Kyle R. Drexler
Supervised Machine Learning for Refractive Index Structure Parameter Modeling. MOCAST (2023)
Nikolaos Charalampidis, Christos K. Volos, Lazaros Moysis, Hector E. Nistazakis, Murilo S. Baptista, Ioannis N. Stouboulos
A Two Step Chaos-Based 3D Model Encryption. DESSERT (2023)
Panagiotis J. Gripeos, D. Oreinos, D. Kriempardis, Andreas D. Tsigopoulos, Efstratios C. Kapotis, Athanassios Katsis, Hector E. Nistazakis
Dispersive FSO Performance Estimation with Gaussian Pulses and Laplace Modeled Time Jitter. Comput. 11 (1) (2023)
Ioannis Kafetzis, Christos K. Volos, Hector E. Nistazakis, Sotirios K. Goudos, Nikolaos G. Bardis
A Real-time Chaos-based Audio Encryption Scheme. MOCAST (2023)
George K. Varotsos, Hector E. Nistazakis, Efstratios C. Kapotis, E. V. Chatzikontis, Konstantinos Aidinis, Christos K. Volos
ABER Estimation of NLOS UV Links with Time Diversity over K-Turbulent Channels and Path Loss. MOCAST (2023)
Panagiotis J. Gripeos, Hector E. Nistazakis, Efstratios C. Kapotis, E. V. Chatzikontis, Athanassios Katsis, Vasilis Christofilakis
Numerical Validation of Analytical Results for FSO Links with Chromatic Dispersion and Normally Distributed Time Jitter. MOCAST (2023)
Nicholas Vaiopoulos, Alexander Vavoulas, Hector E. Nistazakis, Harilaos G. Sandalidis, Athanasios Kakarountas
On the UOWC Performance Under Location Uncertainty. IEEE Access 11 (2023)
Ioannis Kafetzis, Lazaros Moysis, Aleksandra Tutueva, Denis N. Butusov, Hector E. Nistazakis, Christos K. Volos
A 1D coupled hyperbolic tangent chaotic map with delay and its application to password generation. Multim. Tools Appl. 82 (6) (2023)
D. Kriempardis, Panagiotis J. Gripeos, Efstratios C. Kapotis, Hector E. Nistazakis, Andreas D. Tsigopoulos, Christos K. Volos
Outage Performance of FSO Links with Chirped Gaussian Pulses and Truncated Modeled Time Jitter. MOCAST (2022)
Eleftherios K. Petavratzis, Christos K. Volos, Lazaros Moysis, Hector E. Nistazakis, Angelos Giakoumis, Ioannis N. Stouboulos
Experimental Coverage Performance of a Chaotic Autonomous Mobile Robot. MOCAST (2022)
Ioannis Kafetzis, Lazaros Moysis, Christos K. Volos, Hector E. Nistazakis, Jesús M. Muñoz-Pacheco, Ioannis N. Stouboulos
Automata-Derived Chaotic Image Encryption Scheme. MOCAST (2022)
Nikolaos Charalampidis, Christos K. Volos, Lazaros Moysis, Hector E. Nistazakis, Ioannis N. Stouboulos
A Novel Piecewise Chaotic Map for Image Encryption. MOCAST (2022)
George K. Varotsos, E. V. Chatzikontis, Efstratios C. Kapotis, Hector E. Nistazakis, Konstantinos Aidinis, Vasilis Christofilakis
THz Links Performance Study for Gamma Turbulence Links with Path Loss and Pointing Errors. MOCAST (2022)
Lazaros Moysis, Aggelos Giakoumis, Apostolos Iatropoulos, Christos K. Volos, Hector E. Nistazakis, Ioannis N. Stouboulos
Hardware Design and Implementation of a Wireless Chaotic Text Encryption Scheme. MOCAST (2021)
G. I. Eleftheriou, G. T. Kalkanis, Efstratios C. Kapotis, Hector E. Nistazakis
A Step that Paves the Way of Teaching Modern Electrical Circuits. EDUCON (2021)
Nikolaos A. Androutsos, Hector E. Nistazakis, George K. Varotsos, Evgenia Roditi, Erich Leitgeb
Influence of Pointing Errors at the Block Error Rate Performance of Strong Turbulent SIMO FSO Links. ConTEL (2021)
Nikolaos A. Androutsos, Hector E. Nistazakis, Harilaos G. Sandalidis, Erich Leitgeb, George S. Tombras
Α dual-hop equivalent structure of a generalised multi-hop free-space optics network. IET Commun. 15 (5) (2021)
Panagiotis J. Gripeos, Hector E. Nistazakis, Evgenia Roditi, George D. Roumelas, George S. Tombras, Christos K. Volos
On the BER Performance of OOK FSO Links with Receivers' Diversity and Time Jitter over Strong Turbulence Channels. MOCAST (2021)
Eleftherios K. Petavratzis, Christos K. Volos, Adel Ouannas, Hector E. Nistazakis, Kimon P. Valavanis, Ioannis N. Stouboulos
A 2D Discrete Chaotic Memristive Map and Its Application in Robot's Path Planning. MOCAST (2021)
Eleftherios K. Petavratzis, Lazaros Moysis, Christos K. Volos, Ioannis N. Stouboulos, Hector E. Nistazakis, Kimon P. Valavanis
A chaotic path planning generator enhanced by a memory technique. Robotics Auton. Syst. 143 (2021)
Panagiotis J. Gripeos, Hector E. Nistazakis, George K. Varotsos, Wilfried Gappmair, Andreas D. Tsigopoulos
3Time Jitter Influence on the Performance of PPM or PAM SIMO FSO Links over M-Turbulence Channels. ConTEL (2021)
Nikolaos A. Androutsos, Hector E. Nistazakis, A. N. Stassinakis, E. V. Chatzikontis, Andreas D. Tsigopoulos, Evgenia Roditi, George S. Tombras
Block Error Performance of PAM or PPM SIMO FSO Links over Strong Turbulence Channels. MOCAST (2021)
George K. Varotsos, Hector E. Nistazakis, Konstantinos Aidinis, Fadi Jaber, M. Nasor, K. K. Mujeeb Rahman
On the Utilization of L-PAM Technique in Transdermal Optical Wireless Links with Stochastic Pointing Errors for ABER Performance Estimation. MOCAST (2021)
G. A. Papavgeris, A. N. Stassinakis, Hector E. Nistazakis, E. V. Chatzikontis, Antreas D. Tsigopoulos, Vasilis Christofilakis
Experimental Attenuation Coefficient Estimation for FSO Links over Maritime Area During Summer Time. MOCAST (2021)
Christos K. Volos, Viet-Thanh Pham, Hector E. Nistazakis, Ioannis N. Stouboulos
A Dream that has Come True: Chaos from a Nonlinear Circuit with a Real Memristor. Int. J. Bifurc. Chaos 30 (13) (2020)
Lazaros Moysis, Eleftherios K. Petavratzis, Christos K. Volos, Hector E. Nistazakis, Ioannis N. Stouboulos
A chaotic path planning generator based on logistic map and modulo tactics. Robotics Auton. Syst. 124 (2020)
Lazaros Moysis, Eleftherios K. Petavratzis, Muhammad Marwan, Christos K. Volos, Hector E. Nistazakis, Salman Ahmad
Analysis, Synchronization, and Robotic Application of a Modified Hyperjerk Chaotic System. Complex. 2020 (2020)
Wilfried Gappmair, Hector E. Nistazakis
Blind Symbol Timing Estimation for Bandlimited Optical Intensity Channels. CSNDSP (2020)
Nikolaos A. Androutsos, Hector E. Nistazakis, K. N. Manganaris, George S. Tombras, Erich Leitgeb, Christos K. Volos
Outage Probability Estimation for a Multi-hop Terrestrial FSO Link Simplified to a Dual-hop Scheme. MOCAST (2020)
George K. Varotsos, Hector E. Nistazakis, Konstantinos Aidinis, Fadi Jaber, K. K. Mujeeb Rahman, Antreas D. Tsigopoulos, Vasilis Christofilakis
Average BER Estimation of Retroreflective Transdermal Optical Wireless Links with Diversity, Attenuation and Spatial Jitter. MOCAST (2020)
Vasilis Christofilakis, Giorgos Tatsis, Spyridon K. Chronopoulos, Alexandros Sakkas, Anastasios G. Skrivanos, Kostas P. Peppas, Hector E. Nistazakis, Giorgos Baldoumas, Panos Kostarakis
Earth-to-Earth Microwave Rain Attenuation Measurements: A Survey On the Recent Literature. Symmetry 12 (9) (2020)
T. Nantsou, Ghassan Frache, Efstratios C. Kapotis, Hector E. Nistazakis, George S. Tombras
Learning-by-Doing as an Educational Method of Conducting Experiments in Electronic Physics. EDUCON (2020)
A. N. Stassinakis, Hector E. Nistazakis, E. V. Chatzikontis, George D. Roumelas, George S. Tombras, Antreas D. Tsigopoulos, Gratchia Mkrttchian
An Empirical Expression for Attenuation Coefficient Evaluation of FSO Links During Night-Time Over Maritime Area of Piraeus Port in Greece. MOCAST (2020)
Christos K. Volos, Hector E. Nistazakis, Viet-Thanh Pham, Ioannis N. Stouboulos
The First Experimental Evidence of Chaos from a Nonlinear Circuit with a Real Memristor. MOCAST (2020)
Eleftherios K. Petavratzis, Lazaros Moysis, Christos K. Volos, Hector E. Nistazakis, Jesús M. Muñoz-Pacheco, Ioannis N. Stouboulos
Chaotic Path Planning for Grid Coverage Using a Modified Logistic-May Map. J. Autom. Mob. Robotics Intell. Syst. 14 (2) (2020)
Lazaros Moysis, Aleksandra Tutueva, Christos K. Volos, Denis N. Butusov, Jesús M. Muñoz-Pacheco, Hector E. Nistazakis
A Two-Parameter Modified Logistic Map and Its Application to Random Bit Generation. Symmetry 12 (5) (2020)
Eleftherios K. Petavratzis, Lazaros Moysis, Christos K. Volos, Hector E. Nistazakis, Jesús Manuel Muñoz-Pacheco, Ioannis N. Stouboulos
Motion Control of a Mobile Robot Based on a Chaotic Iterative Map. MOCAST (2020)
Aggelos Giakoumis, Nikolaos A. Androutsos, Christos K. Volos, Lazaros Moysis, Hector E. Nistazakis, George S. Tombras
A Chaotic Circuit with Bi-Color LED as a Nonlinear Element. MOCAST (2020)
Hira Khalid, Sajid Sheikh Muhammad, Hector E. Nistazakis, George S. Tombras
Performance Analysis of Hard-Switching Based Hybrid FSO/RF System over Turbulence Channels. Comput. 7 (2) (2019)
Nikolaos A. Androutsos, Hector E. Nistazakis, Hira Khalid, Sajid Sheikh Muhammad, George S. Tombras
Serial DF Relayed FSO Links over Mixture Gamma Turbulence Channels and Nonzero Boresight Spatial Jitter. Comput. 7 (3) (2019)
Ghassan Frache, George S. Tombras, Hector E. Nistazakis, Natoya Thompson
Century Competencies and Skills in Engineering. EDUCON (2019)
Eleftherios K. Petavratzis, Christos K. Volos, Ioannis N. Stouboulos, Hector E. Nistazakis, Konstantia G. Kyritsi, Kimon P. Valavanis
Coverage Performance of a Chaotic Mobile Robot Using an Inverse Pheromone Model. MOCAST (2019)
Ghassan Frache, G. G. Vavasis, Gratchia Mkrttchian, K. Stavropoulos, Efstratios C. Kapotis, Hector E. Nistazakis, George S. Tombras
Research and Categorization of Conceptual Difficulties in Electricity's Concepts and Basic Laws. EDUCON (2019)
George K. Varotsos, Hector E. Nistazakis, Konstantinos Aidinis, Fadi Jaber, K. K. Mujeeb Rahman
Transdermal Optical Wireless Links with Multiple Receivers in the Presence of Skin-Induced Attenuation and Pointing Errors. Comput. 7 (3) (2019)
George K. Varotsos, Hector E. Nistazakis, Konstantinos Aidinis, George D. Roumelas, Fadi Jaber, K. K. Mujeeb Rahman
Modulated Retro-Reflector Transdermal Optical Wireless Communication Systems with Wavelength Diversity over Skin-Induced Attenuation and Pointing Errors. ISSPIT (2019)
Nikolaos A. Androutsos, Hector E. Nistazakis, A. N. Stassinakis, George S. Tombras, Antreas D. Tsigopoulos
DF Relayed QAM or DBPSK FSO Links with Generalized Pointing Errors Over Mixture Gamma Turbulence Channels. MOCAST (2019)
Argyris N. Stassinakis, Hector E. Nistazakis, George K. Varotsos, George S. Tombras
Performance of Underwater Wireless Optical Link Under Weak Turbulence and Pointing Errors Using Heterodyne QAM Technique. ONDM (2019)
Dimitra K. Manousou, Argyris N. Stassinakis, Emmanuel Syskakis, Hector E. Nistazakis, Spiros Gardelis, George S. Tombras
Experimental Implementation and Theoretical Investigation of a Vanadium Dioxide Optical Filter for Bit Error Rate Enhancement of Enhanced Space Shift Keying Visible Light Communication Systems. Comput. 7 (2) (2019)
George D. Roumelas, Hector E. Nistazakis, A. N. Stassinakis, George S. Tombras, Christos K. Volos
Triple Hybrid Terresstrial FSO/RF/MMW System with Receiver's Diversity. MOCAST (2019)
George D. Roumelas, Hector E. Nistazakis, Konstantinos Aidinis, George K. Varotsos, Erich Leitgeb
Total Outage Probablity of a Multihop Hybrid FSO/MMW System. ISSPIT (2019)
George K. Varotsos, Hector E. Nistazakis, Wilfried Gappmair, Harilaos G. Sandalidis, George S. Tombras
SIMO subcarrier PSK FSO links with phase noise and non-zero boresight pointing errors over turbulence channels. IET Commun. 13 (7) (2019)
George K. Varotsos, Hector E. Nistazakis, George S. Tombras, Konstantinos Aidinis, Fadi Jaber, K. K. Mujeeb Rahman
On the use of Diversity in Transdermal Optical Wireless Links with Nonzero Boresight Pointing Errors for Outage Performance Estimation. MOCAST (2019)
George D. Roumelas, Hector E. Nistazakis, Argyris N. Stassinakis, Christos K. Volos, Antreas D. Tsigopoulos
Underwater Optical Wireless Communications with Chromatic Dispersion and Time Jitter. Comput. 7 (3) (2019)
Eleftherios K. Petavratzis, Christos K. Volos, Ioannis N. Stouboulos, Ioannis M. Kyprianidis, Hector E. Nistazakis, George S. Tombras
Robot's path planning based on emulated finite resistive grids. MOCAST (2018)
Giorgos Tatsis, Constantinos I. Votis, Vasilis Christofilakis, Spyridon K. Chronopoulos, Panos Kostarakis, Christos Lolis, Aristides Bartzokas, Hector E. Nistazakis
Rainfall events' correlation with S-band signal attenuation. MOCAST (2018)
Michalis P. Ninos, Hector E. Nistazakis, A. N. Stassinakis, George S. Tombras, Vasilis Christofilakis, Antreas D. Tsigopoulos
CDMA radio on FSO links over gamma turbulence channels with nonzero boresight pointing errors. MOCAST (2018)
Peter Daltzis, Christos K. Volos, Hector E. Nistazakis, Antreas D. Tsigopoulos, George S. Tombras
Analysis, Synchronization and Circuit Design of a 4D Hyperchaotic Hyperjerk System. Comput. 6 (1) (2018)
George K. Varotsos, Hector E. Nistazakis, A. N. Stassinakis, George S. Tombras, Vasilis Christofilakis, Christos K. Volos
Outage performance of mixed, parallel and serial DF relayed FSO links over weak turbulence channels with nonzero boresight pointing errors. MOCAST (2018)
Dimitra K. Manousou, Argyris N. Stassinakis, Emmanuel Syskakis, Hector E. Nistazakis, George S. Tombras, Christos K. Volos, Antreas D. Tsigopoulos
Estimation of the influence of Vanadium dioxide optical filters at the performance of visible light communication systems. MOCAST (2018)
Michalis P. Ninos, Hector E. Nistazakis
Turbulence Channels with Nonzero Boresight Pointing Errors. Comput. 6 (4) (2018)
Peter Daltzis, Sundarapandian Vaidyanathan, Viet-Thanh Pham, Christos K. Volos, Hector E. Nistazakis, George S. Tombras
Hyperchaotic Attractor in a Novel Hyperjerk System with Two Nonlinearities. Circuits Syst. Signal Process. 37 (2) (2018)
Michalis P. Ninos, Hector E. Nistazakis, George P. Latsas, George S. Tombras, Nikos Konofaos
PSK OFDM optical wireless communication systems with receiver's diversity over gamma-gamma turbulence channels and spatial jitter. MOCAST (2017)
Michalis P. Ninos, Hector E. Nistazakis, A. N. Stassinakis, George K. Varotsos, George S. Tombras, Christos K. Volos
Block error rate estimation for wireless optical communication links over strong turbulence channels with pointing errors. MOCAST (2017)
Theodore D. Katsilieris, George P. Latsas, Hector E. Nistazakis, George S. Tombras
An Accurate Computational Tool for Performance Estimation of FSO Communication Links over Weak to Strong Atmospheric Turbulent Channels. Comput. 5 (1) (2017)
George K. Varotsos, Hector E. Nistazakis, Michalis P. Ninos, George S. Tombras, Antreas D. Tsigopoulos, Christos K. Volos
DF relayed FSO communication systems with time dispersion over Gamma Gamma turbulence and misalignment. MOCAST (2017)
George K. Varotsos, Hector E. Nistazakis, George S. Tombras
OFDM RoFSO Links with Relays Over Turbulence Channels and Nonzero Boresight Pointing Errors. J. Commun. 12 (12) (2017)
Ghassan Frache, Hector E. Nistazakis, George S. Tombras
Reengineering engineering education: Developing a constructively aligned learning-by-doing pedagogical model for 21st century education. EDUCON (2017)
George K. Varotsos, Hector E. Nistazakis, George S. Tombras, Wilfried Gappmair
Average error performance in Subcarrier PSK FSO links over weak turbulence channels with spatial jitter and phase noise. MOCAST (2017)
Wasiu O. Popoola, Sinan Sinanovic, Hector E. Nistazakis
Enhancing the error performance of optical SSK under correlated channel condition. ICC Workshops (2016)
Kostas P. Peppas, Argyris N. Stassinakis, Hector E. Nistazakis, George S. Tombras
Capacity Analysis of Dual Amplify-and-Forward Relayed Free-Space Optical Communication Systems Over Turbulence Channels With Pointing Errors. JOCN 5 (9) (2013)
Kostas P. Peppas, Argyris N. Stassinakis, George K. Topalis, Hector E. Nistazakis, George S. Tombras
Average Capacity of Optical Wireless Communication Systems Over I-K Atmospheric Turbulence Channels. JOCN 4 (12) (2012)
Kostas P. Peppas, Christos Datsikas, Hector E. Nistazakis, George S. Tombras
Dual-hop relaying communications over generalized-K (KG) fading channels. J. Frankl. Inst. 347 (9) (2010)
Andrea Trombettoni, Hector E. Nistazakis, Zoi Rapti, Dimitri J. Frantzeskakis, Panayotis G. Kevrekidis
Soliton dynamics in linearly coupled discrete nonlinear Schrödinger equations. Math. Comput. Simul. 80 (4) (2009)
Athanassios Katsis, Hector E. Nistazakis, George S. Tombras
Bayesian and frequentist estimation of the performance of free space optical channels under weak turbulence conditions. J. Frankl. Inst. 346 (4) (2009)
Hector E. Nistazakis, George S. Tombras, Antreas D. Tsigopoulos, Evangelia A. Karagianni, Michael E. Fafalios
Capacity estimation of optical wireless communication systems over moderate to strong turbulence channels. J. Commun. Networks 11 (4) (2009)
Hector E. Nistazakis, Theodoros A. Tsiftsis, George S. Tombras
Performance analysis of free-space optical communication systems over atmospheric turbulence channels. IET Commun. 3 (8) (2009)
Hector E. Nistazakis, Athanassios Katsis
A flexible Bayesian algorithm for sample size calculations in misclassified data. Appl. Math. Comput. 184 (1) (2007)
Boris A. Malomed, Hector E. Nistazakis, Panayotis G. Kevrekidis, Dimitri J. Frantzeskakis
Domain-wall crosses and propellers in binary Bose-Einstein condensates. Math. Comput. Simul. 69 (3-4) (2005)
Panayotis G. Kevrekidis, Boris A. Malomed, Dimitri J. Frantzeskakis, Alan R. Bishop, Hector E. Nistazakis, Ricardo Carretero-González
Domain walls of single-component Bose-Einstein condensates in external potentials. Math. Comput. Simul. 69 (3-4) (2005)