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51

Description of a Differential Pulse-Frequency Modulator

C. A. Karybakas, G. S. Tombras

Journal:

Analog Integrated Circuits and Signal Processing

Year:

1999

Language:

english

File:

PDF, 92 KB

english, 1999

52

Serial relaying communications over generalized-gamma fading channels

Christos K. Datsikas, Kostas P. Peppas, Nikos C. Sagias, George S. Tombras

Journal:

Wireless Communications and Mobile Computing

Year:

2012

Language:

english

File:

PDF, 437 KB

english, 2012

53

On the use of wavelength and time diversity in optical wireless communication systems over gamma–gamma turbulence channels

Hector E. Nistazakis, George S. Tombras

Journal:

Optics & Laser Technology

Year:

2012

Language:

english

File:

PDF, 895 KB

english, 2012

54

Elevated carnitine accumulation by Listeria monocytogenes impaired in glycine betaine transport is insufficient to restore wild-type cryotolerance in milk whey

Apostolos S Angelidis, Linda Tombras Smith, Gary M Smith

Journal:

International Journal of Food Microbiology

Year:

2002

Language:

english

File:

PDF, 199 KB

english, 2002

55

Spectral efficiency for a hybrid DS/FH code-division multiple-access system in cellular mobile radio

Varzakas, P., Tombras, G.S.

Journal:

IEEE Transactions on Vehicular Technology

Year:

2001

Language:

english

File:

PDF, 138 KB

english, 2001

56

Performance analysis of dual selection diversity in correlated Weibull fading channels

Sagias, N.C., Karagiannidis, G.K., Zogas, D.A., Mathiopoulos, P.T., Tombras, G.S.

Journal:

IEEE Transactions on Communications

Year:

2004

Language:

english

File:

PDF, 258 KB

english, 2004

57

Error Rate Performance of Multilevel Signals with Coherent Detection

Sagias, N.C., Mallik, R.K., Tombras, G.S.

Journal:

IEEE Transactions on Communications

Year:

2010

Language:

english

File:

PDF, 1.12 MB

english, 2010

58

Serial Free-Space Optical Relaying Communications Over Gamma-Gamma Atmospheric Turbulence Channels

Datsikas, C.K., Peppas, K.P., Sagias, N.C., Tombras, G.S.

Journal:

Journal of Optical Communications and Networking

Year:

2010

Language:

english

File:

PDF, 509 KB

english, 2010

59

Purification, properties, and kinetic mechanism of coenzyme A-linked aldehyde dehydrogenase from Clostridium kluyveri

Linda Tombras Smith, Nathan O. Kaplan

Journal:

Archives of Biochemistry and Biophysics

Year:

1980

Language:

english

File:

PDF, 1.14 MB

english, 1980

60

Dual-hop multi-input multi-output relay systems over spatially correlated Nakagami-m fading channels

Peppas, K.P., Datsikas, C.K., Sagias, N.C., Tombras, G.S.

Journal:

IET Communications

Year:

2011

Language:

english

File:

PDF, 520 KB

english, 2011

61

Nonlinear dynamics of femtosecond optical solitary wave propagation at the zero dispersion point

Frantzeskakis, D.J., Hizanidis, K., Tombras, G.S., Belia, I.

Journal:

IEEE Journal of Quantum Electronics

Year:

1995

Language:

english

File:

PDF, 911 KB

english, 1995

62

Channel capacity and second-order statistics in Weibull fading

Sagias, N.C., Zogas, D.A., Karagiannidis, G.K., Tombras, G.S.

Journal:

IEEE Communications Letters

Year:

2004

Language:

english

File:

PDF, 133 KB

english, 2004

63

[IEEE 2012 19th International Conference on Microwaves, Radar & Wireless Communications (MIKON 2012) - Warsaw, Poland (2012.05.21-2012.05.23)] 2012 19th International Conference on Microwaves, Radar & Wireless Communications - Wavelength diversity/or Free Space Optical Systems: Performance evaluation over log normal turbulence channels

Xarcha, V., Stassinakis, A. N., Nistazakis, H. E., Latsas, G. P., Hanias, M. P., Tombras, G. S., Tsigopoulos, A.

Year:

2012

File:

PDF, 299 KB

2012

64

Improving the availability of terrestrial FSO links over log normal atmospheric turbulence channels using dispersive chirped Gaussian pulses

Stassinakis, A.N., Nistazakis, H.E., Peppas, K.P., Tombras, G.S.

Journal:

Optics & Laser Technology

Year:

2013

Language:

english

File:

PDF, 703 KB

english, 2013

65

BER estimation for multi-hop RoFSO QAM or PSK OFDM communication systems over gamma gamma or exponentially modeled turbulence channels

Nistazakis, H.E., Stassinakis, A.N., Sheikh Muhammad, S., Tombras, G.S.

Journal:

Optics & Laser Technology

Year:

2014

Language:

english

File:

PDF, 1.24 MB

english, 2014

66

.beta.- and .gamma.-Thio analogs of adenosine triphosphate as probes of the Escherichia coli valyl transfer ribonucleic acid synthetase reaction pathway. A novel stereospecific interchange of adenosine 5'-O-(2-thiotriphosphate) to adenosine 5'-O-(3-thiotriphosphate)

Rossomando, Edward F., Smith, Linda Tombras, Cohn, Mildred

Journal:

Year:

1979

Language:

english

File:

PDF, 661 KB

english, 1979

67

Spectral efficiency of adaptive hybrid DS∕FFH CDMA in Rayleigh fading

Varzakas, P., Tombras, G.S.

Journal:

Electronics Letters

Year:

2003

Language:

english

File:

PDF, 259 KB

english, 2003

68

Role of the .beta.-phosphate and .gamma.-phosphate interchange reaction of adenosine triphosphate in amino acid discrimination by valyl- and methionyl-tRNA synthetases from Escherichia coli

Smith, Linda Tombras, Cohn, Mildred

Journal:

Year:

1981

Language:

english

File:

PDF, 920 KB

english, 1981

69

Capacity estimation of optical wireless communication systems over moderate to strong turbulence channels

Nistazakis, Hector E., Tombras, George S., Tsigopoulos, Antreas D., Karagianni, Evangelia A., Fafalios, Michael E.

Journal:

Journal of Communications and Networks

Year:

2009

Language:

english

File:

PDF, 1.09 MB

english, 2009

70

[IEEE 2010 14th Panhellenic Conference on Informatics (PCI) - Tripoli, Greece (2010.09.10-2010.09.12)] 2010 14th Panhellenic Conference on Informatics - Bit Error and Outage Probability of Serial Relaying Communication Systems

Datsikas, Christos K., Peppas, Kostas P., Sagias, Nikos C., Tselikas, Nikolaos D., Tombras, George S.

Year:

2010

Language:

english

File:

PDF, 327 KB

english, 2010

71

[IOS Press Wireless Networks Catching the mobile future - The Hague, Netherlands (18-23 Sept. 1994)] 5th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Wireless Networks - Catching the Mobile Future. - A point-to-point mobile radio prediction model based on effective height estimation for the region of Athens

Lazarakis, F., Dangakis, K., Alexandridis, A.A., Tombras, G.S.

Year:

1994

Language:

english

File:

PDF, 494 KB

english, 1994

72

[IEEE 2014 20th International Conference on Microwaves, Radar, and Wireless Communications (MIKON) - Gdansk, Poland (2014.6.16-2014.6.18)] 2014 20th International Conference on Microwaves, Radar and Wireless Communications (MIKON) - K modeled turbulence and nonlinear clipping for QAM OFDM with FSO and fiber serially linked

Nistazakis, H.E., Stassinakis, A.N., Tombras, G.S., Muhammad, S. Sheikh, Tsigopoulos, A.D.

Year:

2014

Language:

english

File:

PDF, 227 KB

english, 2014

73

Reactions of thio analogs of adenosine 5'-triphosphate catalyzed by methionyl-tRNA synthetase from Escherichia coli and metal dependence of stereospecificity

Smith, Linda Tombras, Cohn, Mildred

Journal:

Year:

1982

Language:

english

File:

PDF, 723 KB

english, 1982

74

[IEEE 2008 IEEE MTT-S International Microwave Symposium Digest - MTT 2008 - Atlanta, GA, USA (2008.06.15-2008.06.20)] 2008 IEEE MTT-S International Microwave Symposium Digest - Average capacity of wireless optical communication systems over gamma gamma atmospheric turbulence channels

Nistazakis, H.E., Tombras, G.S., Tsigopoulos, A.D., Karagianni, E.A., Fafalios, M.E.

Year:

2008

Language:

english

File:

PDF, 666 KB

english, 2008

75

Facile oxygen exchanges of phosphoenolpyruvate and preparation of [18O]phosphoenolpyruvate

O'Neal, Clifford C., Bild, Gary S., Smith, Linda Tombras

Journal:

Year:

1983

Language:

english

File:

PDF, 879 KB

english, 1983

76

1-Bit delayed encoding improves continuously variable slope delta modulator performance

TOMBRAS, GEORGE S.

Journal:

International Journal of Electronics

Year:

1992

Language:

english

File:

PDF, 253 KB

english, 1992

77

[IEEE [1992 Proceedings] The Third IEEE International Symposium on Personal, Indoor and Mobile Radio Communications - Boston, MA, USA (19-21 Oct. 1992)] [1992 Proceedings] The Third IEEE International Symposium on Personal, Indoor and Mobile Radio Communications - A conformance test system for DECT physical layer

Papavramidis, A., Paschalis, A., Myrtue, O., Dangakis, K., Tombras, G., Kostarakis, P.

Year:

1992

Language:

english

File:

PDF, 444 KB

english, 1992

78

[IEEE Ninth International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC'98) - Boston, MA, USA (8-11 Sept. 1998)] Ninth IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (Cat. No.98TH8361) - Spectral efficiency for FDMA and DS-CDMA in cellular systems

Varzakas, P., Tombras, G.S.

Year:

1998

Language:

english

File:

PDF, 543 KB

english, 1998

79

Comparative estimate of user capacity for FDMA and direct-sequence CDMA in mobile radio

VARZAKAS, P., TOMBRAS, G. S.

Journal:

International Journal of Electronics

Year:

1997

Language:

english

File:

PDF, 199 KB

english, 1997

80

[IEEE [1992 Proceedings] The Third IEEE International Symposium on Personal, Indoor and Mobile Radio Communications - Boston, MA, USA (19-21 Oct. 1992)] [1992 Proceedings] The Third IEEE International Symposium on Personal, Indoor and Mobile Radio Communications - Development of a conformance test system for ERMES receivers

Dangakis, K., Tombras, G., Paschalis, A., Papavramidis, A., Kostarakis, P.

Year:

1992

Language:

english

File:

PDF, 409 KB

english, 1992

81

[IEEE IEEE GLOBECOM 2008 - 2008 IEEE Global Telecommunications Conference - New Orleans, LA, USA (2008.11.30-2008.12.4)] IEEE GLOBECOM 2008 - 2008 IEEE Global Telecommunications Conference - Error Rate Performance of Multilevel Signals with Coherent Detection

Sagias, Nikos C., Mallik, Ranjan K., Tombras, George S.

Year:

2008

Language:

english

File:

PDF, 206 KB

english, 2008

82

Outage Analysis of Decode-and-Forward Relaying Over Nakagami- $m$ Fading Channels

Sagias, N.C., Lazarakis, F.I., Tombras, G.S., Datsikas, C.K.

Journal:

IEEE Signal Processing Letters

Year:

2008

Language:

english

File:

PDF, 151 KB

english, 2008

83

Memory Effects in EM Emission During Uniaxial Deformation of Dielectric Crystalline Materials

Hadjicontis, V., Tombras, G.S., Ninos, D., Mavromatou, C.

Journal:

IEEE Geoscience and Remote Sensing Letters

Year:

2005

Language:

english

File:

PDF, 145 KB

english, 2005

84

[IOS Press Wireless Networks Catching the mobile future - The Hague, Netherlands (18-23 Sept. 1994)] 5th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Wireless Networks - Catching the Mobile Future. - System design requirements for mobile communications open to conformance testing

Papavramidis, A.C., Tombras, G.S.

Year:

1994

Language:

english

File:

PDF, 541 KB

english, 1994

85

[IEEE 6th Mediterranean Electrotechnical Conference - LJubljana, Slovenia (22-24 May 1991)] [1991 Proceedings] 6th Mediterranean Electrotechnical Conference - Implementation and performance of a delayed continuously variable slope delta modulator

Tombras, G.S., Courtis, C.

Year:

1991

Language:

english

File:

PDF, 212 KB

english, 1991

86

On the Detection of Acoustic and Electromagnetic Signals Before Fracture of Dielectric Crystalline Materials

Ninos, D., Tombras, G.S., Mavromatou, C., Hadjicontis, V.

Journal:

IEEE Geoscience and Remote Sensing Letters

Year:

2004

Language:

english

File:

PDF, 285 KB

english, 2004

87

Average output SINR of equal-gain diversity in correlated Nakagami-m fading with cochannel interference

Sagias, N.C., Karagiannidis, G.K., Zogas, D.A., Tombras, G.S., Kotsopoulos, S.A.

Journal:

IEEE Transactions on Wireless Communications

Year:

2005

Language:

english

File:

PDF, 221 KB

english, 2005

88

Chaotic operation by a single transistor circuit in the reverse active region

Hanias, M. P., Giannis, I. L., Tombras, G. S.

Journal:

Chaos An Interdisciplinary Journal of Nonlinear Science

Year:

2010

Language:

english

File:

PDF, 566 KB

english, 2010

89

[IEEE 2009 Computation World: Future Computing, Service Computation, Cognitive, Adaptive, Content, Patterns (COMPUTATIONWORLD) - Athens, Greece (2009.11.15-2009.11.20)] 2009 Computation World: Future Computing, Service Computation, Cognitive, Adaptive, Content, Patterns - A Framework for Dynamic Car and Taxi Pools with the Use of Positioning Systems

Lalos, Petros, Korres, Andreas, Datsikas, Christos K., Tombras, George S., Peppas, Kostas

Year:

2009

Language:

english

File:

PDF, 878 KB

english, 2009

90

[IEEE 6th Mediterranean Electrotechnical Conference - LJubljana, Slovenia (22-24 May 1991)] [1991 Proceedings] 6th Mediterranean Electrotechnical Conference - An externally triggered CMOS triangle and/or ramp pulse generator

Tombras, G.S., Siskos, S.

Year:

1991

Language:

english

File:

PDF, 207 KB

english, 1991

91

Delayed encoding delta-modulation system with optimum performance

TOMBRAS, G. S, KARYBAKAS, C. A

Journal:

International Journal of Electronics

Year:

1985

Language:

english

File:

PDF, 227 KB

english, 1985

92

An externally triggered CMOS triangular pulse generator

SISKOS, S., TOMBRAS, G. S.

Journal:

International Journal of Electronics

Year:

1992

Language:

english

File:

PDF, 198 KB

english, 1992

93

Implementation of a two-digit adaptive delta modulator

TOMBRAS, G. S., DANELIS, D., KARYBAKAS, C. A.

Journal:

International Journal of Electronics

Year:

1990

Language:

english

File:

PDF, 212 KB

english, 1990

94

New adaptation algorithm for a two-digit adaptive delta modulation system

TOMBRAS, G. S., KARYBAKAS, C. A.

Journal:

International Journal of Electronics

Year:

1990

Language:

english

File:

PDF, 124 KB

english, 1990

95

Error-rate analysis of switched diversity receivers in Weibull fading

Sagias, N.C., Karagiannidis, G.K., Tombras, G.S.

Journal:

Electronics Letters

Year:

2004

Language:

english

File:

PDF, 1.25 MB

english, 2004

96

[IEEE 2004 IEEE 59th Vehicular Technology Conference. VTC 2004-Spring - Milan, Italy (17-19 May 2004)] 2004 IEEE 59th Vehicular Technology Conference. VTC 2004-Spring (IEEE Cat. No.04CH37514) - Performance of diversity receivers over non-identical Weibull fading channels

Sagias, N.C., Karagiannidis, G.K., Zogas, D.A., Mathiopoulos, P.T., Kotsopoulos, S.A., Tombras, G.S.

Year:

2004

Language:

english

File:

PDF, 355 KB

english, 2004

97

Osmotic and Chill Activation of Glycine Betaine Porter II in Listeria monocytogenes Membrane Vesicles

Gerhardt, P. N. M., Tombras Smith, L., Smith, G. M.

Journal:

Journal of Bacteriology

Year:

2000

Language:

english

File:

PDF, 125 KB

english, 2000

98

A line coding format for the output of a two-digit adaptive delta modulation system

Journal:

International Journal of Electronics

Year:

1992

Language:

english

File:

PDF, 244 KB

english, 1992

99

Performance analysis of switched diversity receivers in Weibull fading

Sagias, N.C., Zogas, D.A., Karagiannidis, G.K., Tombras, G.S.

Journal:

Electronics Letters

Year:

2003

Language:

english

File:

PDF, 203 KB

english, 2003

100

Running average error reduces overload noise in delayed delta-modulation systems

TOMBRAS, G. S., KARYBAKAS, C. A.

Journal:

International Journal of Electronics

Year:

1988

Language:

english

File:

PDF, 293 KB

english, 1988

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