George S. Tombras
Orcid: 0000-0002-1018-1592
According to our database1,
George S. Tombras
authored at least 89 papers
between 1992 and 2024.
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Online presence:
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Bibliography
2024
Proceedings of the IEEE Global Engineering Education Conference, 2024
2022
High School Students' Difficulties and their Causes due to the Electromotive Force, in the Study of Direct Current Simple Electric Circuits.
Int. J. Recent Contributions Eng. Sci. IT, November, 2022
Research for a Teaching Approach: An Example of Addressing the High School Students' Conceptual and Reasoning Difficulties in the Study of Direct Current Simple Electric Circuits.
Int. J. Recent Contributions Eng. Sci. IT, 2022
Proceedings of the IEEE Global Engineering Education Conference, 2022
Proceedings of the IEEE Global Engineering Education Conference, 2022
Proceedings of the IEEE Global Engineering Education Conference, 2022
2021
Α dual-hop equivalent structure of a generalised multi-hop free-space optics network.
IET Commun., 2021
Int. J. Recent Contributions Eng. Sci. IT, 2021
On the BER Performance of OOK FSO Links with Receivers' Diversity and Time Jitter over Strong Turbulence Channels.
Proceedings of the 10th International Conference on Modern Circuits and Systems Technologies, 2021
Block Error Performance of PAM or PPM SIMO FSO Links over Strong Turbulence Channels.
Proceedings of the 10th International Conference on Modern Circuits and Systems Technologies, 2021
Greek MOOC of Experiments with Simple Materials for Students Generates Significant Findings for Teachers and Physics Education.
Proceedings of the IEEE Global Engineering Education Conference, 2021
Proceedings of the IEEE Global Engineering Education Conference, 2021
2020
An Empirical Expression for Attenuation Coefficient Evaluation of FSO Links During Night-Time Over Maritime Area of Piraeus Port in Greece.
Proceedings of the 9th International Conference on Modern Circuits and Systems Technologies, 2020
Proceedings of the 9th International Conference on Modern Circuits and Systems Technologies, 2020
Outage Probability Estimation for a Multi-hop Terrestrial FSO Link Simplified to a Dual-hop Scheme.
Proceedings of the 9th International Conference on Modern Circuits and Systems Technologies, 2020
Learning-by-Doing as an Educational Method of Conducting Experiments in Electronic Physics.
Proceedings of the 2020 IEEE Global Engineering Education Conference, 2020
2019
SIMO subcarrier PSK FSO links with phase noise and non-zero boresight pointing errors over turbulence channels.
IET Commun., 2019
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., 2019
Performance Analysis of Hard-Switching Based Hybrid FSO/RF System over Turbulence Channels.
Comput., 2019
Serial DF Relayed FSO Links over Mixture Gamma Turbulence Channels and Nonzero Boresight Spatial Jitter.
Comput., 2019
Performance of Underwater Wireless Optical Link Under Weak Turbulence and Pointing Errors Using Heterodyne QAM Technique.
Proceedings of the Optical Network Design and Modeling, 2019
On the use of Diversity in Transdermal Optical Wireless Links with Nonzero Boresight Pointing Errors for Outage Performance Estimation.
Proceedings of the 8th International Conference on Modern Circuits and Systems Technologies, 2019
Proceedings of the 8th International Conference on Modern Circuits and Systems Technologies, 2019
DF Relayed QAM or DBPSK FSO Links with Generalized Pointing Errors Over Mixture Gamma Turbulence Channels.
Proceedings of the 8th International Conference on Modern Circuits and Systems Technologies, 2019
Research and Categorization of Conceptual Difficulties in Electricity's Concepts and Basic Laws.
Proceedings of the IEEE Global Engineering Education Conference, 2019
Proceedings of the IEEE Global Engineering Education Conference, 2019
Pedagogical Approaches to 21st Century Learning: A Model to Prepare Learners for 21<sup>st</sup> Century Competencies and Skills in Engineering.
Proceedings of the IEEE Global Engineering Education Conference, 2019
2018
Circuits Syst. Signal Process., 2018
Comput., 2018
Outage performance of mixed, parallel and serial DF relayed FSO links over weak turbulence channels with nonzero boresight pointing errors.
Proceedings of the 7th International Conference on Modern Circuits and Systems Technologies, 2018
Proceedings of the 7th International Conference on Modern Circuits and Systems Technologies, 2018
CDMA radio on FSO links over gamma turbulence channels with nonzero boresight pointing errors.
Proceedings of the 7th International Conference on Modern Circuits and Systems Technologies, 2018
Estimation of the influence of Vanadium dioxide optical filters at the performance of visible light communication systems.
Proceedings of the 7th International Conference on Modern Circuits and Systems Technologies, 2018
2017
OFDM RoFSO Links with Relays Over Turbulence Channels and Nonzero Boresight Pointing Errors.
J. Commun., 2017
An Accurate Computational Tool for Performance Estimation of FSO Communication Links over Weak to Strong Atmospheric Turbulent Channels.
Comput., 2017
A Novel Chaotic System without Equilibrium: Dynamics, Synchronization, and Circuit Realization.
Complex., 2017
Average error performance in Subcarrier PSK FSO links over weak turbulence channels with spatial jitter and phase noise.
Proceedings of the 6th International Conference on Modern Circuits and Systems Technologies, 2017
DF relayed FSO communication systems with time dispersion over Gamma Gamma turbulence and misalignment.
Proceedings of the 6th International Conference on Modern Circuits and Systems Technologies, 2017
Block error rate estimation for wireless optical communication links over strong turbulence channels with pointing errors.
Proceedings of the 6th International Conference on Modern Circuits and Systems Technologies, 2017
PSK OFDM optical wireless communication systems with receiver's diversity over gamma-gamma turbulence channels and spatial jitter.
Proceedings of the 6th International Conference on Modern Circuits and Systems Technologies, 2017
Reengineering engineering education: Developing a constructively aligned learning-by-doing pedagogical model for 21st century education.
Proceedings of the 2017 IEEE Global Engineering Education Conference, 2017
2016
Implementation of a Laboratory-Based Educational Tool for Teaching Nonlinear Circuits and Chaos.
Proceedings of the Advances and Applications in Chaotic Systems, 2016
2013
Capacity Analysis of Dual Amplify-and-Forward Relayed Free-Space Optical Communication Systems Over Turbulence Channels With Pointing Errors.
JOCN, 2013
2012
Wirel. Commun. Mob. Comput., 2012
Average Capacity of Optical Wireless Communication Systems Over I-K Atmospheric Turbulence Channels.
JOCN, 2012
2011
Dual-hop multi-input multi-output relay systems over spatially correlated Nakagami-m fading channels.
IET Commun., 2011
2010
IEEE Trans. Commun., 2010
Serial Free-Space Optical Relaying Communications Over Gamma-Gamma Atmospheric Turbulence Channels.
JOCN, 2010
J. Frankl. Inst., 2010
CoRR, 2010
Proceedings of the 14th Panhellenic Conference on Informatics, 2010
2009
Bayesian and frequentist estimation of the performance of free space optical channels under weak turbulence conditions.
J. Frankl. Inst., 2009
Capacity estimation of optical wireless communication systems over moderate to strong turbulence channels.
J. Commun. Networks, 2009
Performance analysis of free-space optical communication systems over atmospheric turbulence channels.
IET Commun., 2009
2008
IEEE Signal Process. Lett., 2008
J. Multim., 2008
Symbol error probability of decode and forward cooperative diversity in Nakagami-<i>m</i> fading channels.
J. Frankl. Inst., 2008
Description of a 2-Bit Adaptive Sigma-Delta Modulation System with Minimized Idle Tones.
EURASIP J. Adv. Signal Process., 2008
2007
EURASIP J. Adv. Signal Process., 2007
Proceedings of the IEEE 18th International Symposium on Personal, 2007
2006
Spectral efficiency of a single-cell multi-carrier DS-CDMA system in Rayleigh fading.
J. Frankl. Inst., 2006
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006
2005
Average output SINR of equal-gain diversity in correlated Nakagami-m fading with cochannel interference.
IEEE Trans. Wirel. Commun., 2005
IEEE Trans. Wirel. Commun., 2005
Memory effects in EM emission during uniaxial deformation of dielectric Crystalline materials.
IEEE Geosci. Remote. Sens. Lett., 2005
Spectral efficiency for selection combining RAKE receivers over Weibull fading channels.
J. Frankl. Inst., 2005
Int. J. Commun. Syst., 2005
IEEE Commun. Lett., 2005
Communication Theory Average output SNR of equal-gain diversity receivers over correlative Weibull fading channels.
Eur. Trans. Telecommun., 2005
2004
Performance analysis of dual selection diversity in correlated Weibull fading channels.
IEEE Trans. Commun., 2004
On the detection of acoustic and electromagnetic signals before fracture of dielectric crystalline materials.
IEEE Geosci. Remote. Sens. Lett., 2004
IEEE Commun. Lett., 2004
Eur. Trans. Telecommun., 2004
Second order statistics and channel spectral efficiency for selection diversity receivers in Weibull fading.
Proceedings of the IEEE 15th International Symposium on Personal, 2004
Proceedings of IEEE International Conference on Communications, 2004
2001
Spectral efficiency for a hybrid DS/FH code-division multiple-access system in cellular mobile radio.
IEEE Trans. Veh. Technol., 2001
1998
Proceedings of the 9th IEEE International Symposium on Personal, 1998
1997
Spectral efficiency of direct-sequence code-division multiple-access in cellular mobile radio.
Int. J. Commun. Syst., 1997
Int. J. Commun. Syst., 1997
1996
Proceedings of Third International Conference on Electronics, Circuits, and Systems, 1996
Proceedings of Third International Conference on Electronics, Circuits, and Systems, 1996
1994
Proceedings of the 5th IEEE International Symposium on Personal, 1994
Field measurements and coverage prediction model evaluation based on a geographical information system.
Proceedings of the 5th IEEE International Symposium on Personal, 1994
A point-to-point mobile radio prediction model based on effective height estimation for the region of Athens.
Proceedings of the 5th IEEE International Symposium on Personal, 1994
1992
Proceedings of the Third IEEE International Symposium on Personal, 1992
Proceedings of the Third IEEE International Symposium on Personal, 1992