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George Tombras
George Tombras
Professor of Electronics, Dept of Physics, National and Kapodistrian University of Athens, Greece
Verified email at phys.uoa.gr
Title
Cited by
Cited by
Year
Performance analysis of free-space optical communication systems over atmospheric turbulence channels
HE Nistazakis, TA Tsiftsis, GS Tombras
IET communications 3 (8), 1402-1409, 2009
2482009
Average capacity of optical wireless communication systems over atmospheric turbulence channels
HE Nistazakis, EA Karagianni, AD Tsigopoulos, ME Fafalios, GS Tombras
Journal of Lightwave Technology 27 (8), 974-979, 2009
2322009
Channel capacity and second-order statistics in Weibull fading
NC Sagias, DA Zogas, GK Karagiannidis, GS Tombras
IEEE Communications Letters 8 (6), 377-379, 2004
1812004
Serial free-space optical relaying communications over gamma-gamma atmospheric turbulence channels
CK Datsikas, KP Peppas, NC Sagias, GS Tombras
Journal of Optical Communications and Networking 2 (8), 576-586, 2010
1662010
Performance analysis of dual selection diversity in correlated Weibull fading channels
NC Sagias, GK Karagiannidis, DA Zogas, PT Mathiopoulos, GS Tombras
IEEE Transactions on Communications 52 (7), 1063-1067, 2004
1522004
New results for the Shannon channel capacity in generalized fading channels
NC Sagias, GS Tombras, GK Karagiannidis
IEEE Communications Letters 9 (2), 97-99, 2005
1202005
Capacity analysis of dual amplify-and-forward relayed free-space optical communication systems over turbulence channels with pointing errors
KP Peppas, AN Stassinakis, HE Nistazakis, GS Tombras
Journal of Optical Communications and Networking 5 (9), 1032-1042, 2013
1102013
Outage Analysis of Decode-and-Forward Relaying Over Nakagami-Fading Channels
CK Datsikas, NC Sagias, FI Lazarakis, GS Tombras
IEEE Signal Processing Letters 15, 41-44, 2008
1062008
Equal-gain and maximal-ratio combining over nonidentical Weibull fading channels
GK Karagiannidis, DA Zogas, NC Sagias, SA Kotsopoulos, GS Tombras
IEEE Transactions on Wireless Communications 4 (3), 841-846, 2005
952005
On the use of wavelength and time diversity in optical wireless communication systems over gamma–gamma turbulence channels
HE Nistazakis, GS Tombras
Optics & laser technology 44 (7), 2088-2094, 2012
862012
Performance estimation of free space optical links over negative exponential atmospheric turbulence channels
HE Nistazakis, VD Assimakopoulos, GS Tombras
Optik 122 (24), 2191-2194, 2011
862011
On the cascaded Weibull fading channel model
NC Sagias, GS Tombras
Journal of the Franklin Institute 344 (1), 1-11, 2007
782007
QAM and PSK OFDM RoFSO Over -Turbulence Induced Fading Channels
HE Nistazakis, AN Stassinakis, HG Sandalidis, GS Tombras
IEEE Photonics Journal 7 (1), 1-11, 2014
752014
A novel chaotic system without equilibrium: dynamics, synchronization, and circuit realization
AT Azar, C Volos, NA Gerodimos, GS Tombras, VT Pham, AG Radwan, ...
Complexity 2017, 2017
682017
Performance analysis of switched diversity receivers in Weibull fading
NC Sagias, DA Zogas, GK Karagiannidis, GS Tombras
Electronics Letters 39 (20), 1472-1474, 2003
662003
Average channel capacity in a mobile radio environment with Rician statistics
F Lazarakis, GS Tombras, K Dangakis
IEICE Transactions on Communications 77 (7), 971-977, 1994
651994
BER estimation for multi-hop RoFSO QAM or PSK OFDM communication systems over gamma gamma or exponentially modeled turbulence channels
HE Nistazakis, AN Stassinakis, SS Muhammad, GS Tombras
Optics & Laser Technology 64, 106-112, 2014
632014
Selection diversity receivers in Weibull fading: outage
NC Sagias, PT Mathiopoulos, GS Tombras
Electronics Letters 39 (25), 1859-1860, 2003
592003
SIMO optical wireless links with nonzero boresight pointing errors over M modeled turbulence channels
GK Varotsos, HE Nistazakis, MI Petkovic, GT Djordjevic, GS Tombras
Optics Communications 403, 391-400, 2017
582017
Estimation of Outage Capacity for Free Space Optical Links over IK and K Turbulent Channels.
HE Nistazakis, AD Tsigopoulos, MP Hanias, C PSYCHOGIOS, D Marinos, ...
Radioengineering 20 (2), 2011
512011
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