Vasilis Raptis - Articles - Scientific Research Publishing

Design and Measurements of Ultra-Wideband Antenna (Articles)

Giorgos TATSIS, Vasilis RAPTIS, Panos KOSTARAKIS

Int'l J. of Communications, Network and System Sciences Vol.3 No.2，March 1, 2010

DOI: 10.4236/ijcns.2010.32017 6,639 Downloads 11,997 Views Citations
A/D Restrictions (Errors) in Ultra-Wideband Impulse Radios (Articles)

Giorgos Tatsis, Constantinos Votis, Vasilis Raptis, Vasilis Christofilakis, Panos Kostarakis

Int'l J. of Communications, Network and System Sciences Vol.3 No.5，May 31, 2010

DOI: 10.4236/ijcns.2010.35055 4,879 Downloads 9,065 Views Citations
Enhanced PAPR in OFDM without Deteriorating BER Performance (Articles)

Spyridon K. Chronopoulos, Giorgos Tatsis, Vasilis Raptis, Panos Kostarakis

Int'l J. of Communications, Network and System Sciences Vol.4 No.3，March 10, 2011

DOI: 10.4236/ijcns.2011.43020 4,724 Downloads 10,518 Views Citations
Development and Experimental Measurements of a Tunable Antenna (Articles)

Vasilis Raptis, Giorgos Tatsis, Spyridon K. Chronopoulos, Stavros Mallios, Panos Kostarakis

Communications and Network Vol.5 No.3，August 2, 2013

DOI: 10.4236/cn.2013.53026 3,903 Downloads 5,899 Views Citations
Reduced Ecological Footprints of Modern Facilities Introducing the Implementation of Advanced Wireless Technologies, and Human Resources’ Benefits (Articles)

Spyridon K. Chronopoulos, Evangelia I. Kosma, Dionysios Tafiadis, Dimitrios Dimopoulos, Vasilis Raptis, Evaggelos C. Karvounis, Pantelis Angelidis, Panos Kostarakis

Communications and Network Vol.10 No.1，December 18, 2017

DOI: 10.4236/cn.2018.101002 1,202 Downloads 2,388 Views Citations
Exploring Secondary School Pupils’ ICT Engagement: A Validation Study (Articles)

Kleopatra Nikolopoulou, Vasilis Gialamas

Creative Education Vol.7 No.4，April 11, 2016

DOI: 10.4236/ce.2016.74059 1,965 Downloads 3,160 Views Citations
This article belongs to the Special Issue on Education Communications and Technology
MHD Free Convective Flow of Water near 4℃ past a Vertical Moving Plate with Constant Suction (Articles)

Michalis Xenos, Stelios Dimas, Andreas Raptis

Applied Mathematics Vol.4 No.1，January 25, 2013

DOI: 10.4236/am.2013.41010 3,295 Downloads 5,704 Views Citations
Battery Explosions and High Current Bursts during Short Circuit Events on Conducting Paths with Curvature (Articles)

Christos D. Papageorgiou, T. E. Raptis

Open Access Library Journal Vol.3 No.11，November 11, 2016

DOI: 10.4236/oalib.1103162 775 Downloads 1,614 Views Citations
Geometry Aspects and Experimental Results of a Printed Dipole Antenna (Articles)

Constantinos VOTIS, Vasilis CHRISTOFILAKIS, Panos KOSTARAKIS

Int'l J. of Communications, Network and System Sciences Vol.3 No.2，March 1, 2010

DOI: 10.4236/ijcns.2010.32029 8,333 Downloads 15,310 Views Citations
Measurements of Balun and Gap Effects in a Dipole Antenna (Articles)

Constantinos Votis, Vasilis Christofilakis, Panos Kostarakis

Int'l J. of Communications, Network and System Sciences Vol.3 No.5，May 31, 2010

DOI: 10.4236/ijcns.2010.35057 8,296 Downloads 15,656 Views Citations
The Access and Development of Female Academics in the University Field in Greece: University of Patras Case Study (Articles)

Anna Asimaki, Vasilis Zenzefilis, Gerasimos Koustourakis

Open Journal of Social Sciences Vol.4 No.3，March 24, 2016

DOI: 10.4236/jss.2016.43021 2,043 Downloads 3,138 Views Citations
Reducing Peak-to-Average Power Ratio of a Turbo Coded OFDM (Articles)

Spyridon K. Chronopoulos, Vasilis Christofilakis, Giorgos Tatsis, Panos Kostarakis

Wireless Engineering and Technology Vol.3 No.4，November 1, 2012

DOI: 10.4236/wet.2012.34028 4,037 Downloads 7,094 Views Citations
Empirical Findings from the Application of Human Resource Evaluation Methods in the Greek Public Administration (Articles)

Stavrakaki Georgia, Ragazou Konstantina, Moustakis Vasilis, Garefalakis Alexandros

Theoretical Economics Letters Vol.12 No.6，December 30, 2022

DOI: 10.4236/tel.2022.126097 147 Downloads 838 Views Citations
Human Resources Training in the Greek Public Administration: Case Study Region of Crete (Articles)

Georgia Stavrakaki, Vasilis Moustakis, Panagiotis Kyriakogkonas, Panagiotis Giannopoulos

Theoretical Economics Letters Vol.13 No.2，April 17, 2023

DOI: 10.4236/tel.2023.132017 155 Downloads 812 Views Citations
Third degree perineal lacerations-How, why and when? A review analysis (Articles)

Angelos Daniilidis, Vasilis Markis, Menelaos Tzafetas, Panagiotis Loufopoulos, Panagiotis Hatzis, Nikolaos Vrachnis, Konstantinos Dinas

Open Journal of Obstetrics and Gynecology Vol.2 No.3，September 7, 2012

DOI: 10.4236/ojog.2012.23064 8,612 Downloads 12,614 Views Citations
Rainfall Measurements Due to Radio Frequency Signal Attenuation at 2 GHz (Articles)

Vasilis Christofilakis, Giorgos Tatsis, Constantinos T. Votis, Spyridon K. Chronopoulos, Panos Kostarakis, Christos J. Lolis, Aristides Bartzokas

Journal of Signal and Information Processing Vol.9 No.3，August 20, 2018

DOI: 10.4236/jsip.2018.93011 1,117 Downloads 2,859 Views Citations

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