Greece

Совместные статьи (17)

1. Vacuum-assisted headspace solid-phase microextraction in food analysis: basics and applications

   Analytica Chimica Acta · 2026 · Q1 · ❝ 6

   Yerkanat Syrgabek, Mereke Alimzhanova, Shaikh Manirul Haque, Elefteria Psillakis, Adrián Fuente-Ballesteros

   Technical University of Crete Mereke Alimzhanova Shaikh Manirul Haque Elefteria Psillakis Adrián Fuente-Ballesteros

2. TERRAIN CLASSIFICATION BY USING A LARGE SET OF SYNTHETIC APERTURE RADAR IMAGES AND MODIFIED FRACTAL SIGNATURE METHOD

   Proceedings of International Conference on Communications Electromagnetic and Medical Applications Cema · 2025 · Q4

   Doukas, P., Massinas, B., Karagiannopoulos, F., Frangos, P., Sautbekov, S.

   National Technical University of Athens (NTUA) Doukas, P. Massinas, B. Karagiannopoulos, F. Frangos, P. Sautbekov, S.

3. MEASUREMENTS AND PATH LOSS MODELS AT 30 AND 300 MHZ OVER FLAT TERRAIN SCENARIOS

   Proceedings of International Conference on Communications Electromagnetic and Medical Applications Cema · 2025 · Q4

   Moraitis, N., Frangos, P., Popescu, I., Rogaris, A., Sautbekov, S.

   National Technical University of Athens (NTUA) Moraitis, N. Frangos, P. Popescu, I. Rogaris, A. Sautbekov, S.

4. Calculation of the Transmitted Electromagnetic Field Below a Flat Interface Between Lossless Media in the Far-Field Region Using a Geometrical Optics Approach

   Electronics · 2025 · Q1

   Seil Sautbekov, Merey Sautbekova, Panayiotis Frangos, Basil Massinas, Sotiris Bourgiotis

   National Technical University of Athens (NTUA) Seil Sautbekov Panayiotis Frangos Basil Massinas Sotiris Bourgiotis

5. Unveiling the Landscape of STEM Education Research in Teaching: Teachers' Perceptions and Practices

   European Journal of Stem Education · 2025 · Q2 · ❝ 1

   Tannur Bakytkazy, Kuralay Nurgaliyeva, Nuri Balta, Nurman Zhumabay, Katerina Tzafilkou, Louis S. Nadelson

   University of Macedonia Katerina Tzafilkou Louis S. Nadelson

6. FLAT TERRAIN MEASUREMENTS AND PATH LOSS MODELS AT 1.0 AND 1.5 GHZ

   Proceedings of International Conference on Communications Electromagnetic and Medical Applications Cema · 2024 · Q4

   Moraitis, N., Frangos, P., Popescu, I., Rogaris, A., Sautbekov, S.

   National Technical University of Athens (NTUA) Moraitis, N. Frangos, P. Popescu, I. Rogaris, A. Sautbekov, S.

7. RADIATION OF A VERTICAL HERTZIAN DIPOLE ABOVE A LOSSLESS MEDIUM WITH FLAT INTERFACE: CALCULATION OF THE TRANSMITTED ELECTROMAGNETIC (EM) FIELD BY USING A GEOMETRICAL OPTICS (GO) NOVEL IMAGE THEORY APPROACH

   Proceedings of International Conference on Communications Electromagnetic and Medical Applications Cema · 2024 · Q4

   Sautbekov, S., Frangos, P., Karagiannopoulos, F., Massinas, B., Moraitis, N.

   National Technical University of Athens (NTUA) Sautbekov, S. Frangos, P. Karagiannopoulos, F. Massinas, B. Moraitis, N.

8. Preface

   Journal of Physics Conference Series · 2022 · Q4

   Karakozov, B.K., Burtebayev, N., Nassurlla, M., Abramovich, S.N., Abishev, M.E., Artemov, S.V., Boztosun, I., Dalkarov, O.D., Janseitov, D.M., Kadmenskiy, S.G., Otsuka, N., Sakuta, S.B., Shvetsov, V.N., Trzaska, W., Zholdybayev, T.K., Nogayev, N.A., Bonatsos, D., Harakeh, M., Itkis, M.G., Trubnikov, G.V., Merola, M., Peterson, R.J., Rusek, K., Spitaleri, C., Suzuki, T., Tostevin, J.A., Yuldashev, B.S.

   National Centre for Scientific Research "DEMOKRITOS" Abramovich, S.N. Artemov, S.V. Boztosun, I. Dalkarov, O.D. Kadmenskiy, S.G. Otsuka, N. Sakuta, S.B. Shvetsov, V.N. Trzaska, W. Bonatsos, D. Harakeh, M. Itkis, M.G. Trubnikov, G.V. Merola, M. Peterson, R.J. Rusek, K. Spitaleri, C. Suzuki, T. Tostevin, J.A. Yuldashev, B.S.

9. The Evaluation of an Asymptotic Solution to the Sommerfeld Radiation Problem Using an Efficient Method for the Calculation of Sommerfeld Integrals in the Spectral Domain

   Electronics · 2021 · Q2 · ❝ 4

   Sotiris Bourgiotis, Panayiotis Frangos, Seil Sautbekov, Mustakhim Pshikov

   National Technical University of Athens (NTUA) Sotiris Bourgiotis Panayiotis Frangos Seil Sautbekov

10. A Novel Asymptotic Solution to the Sommerfeld Radiation Problem: Analytic Field Expressions and the Emergence of the Surface Waves

    Progress In Electromagnetics Research M · 2018 · Q4 · ❝ 7

    Sautbekov, Seil, Bourgiotis, Sotiris, Chrysostomou, Ariadni, Frangos, Panayiotis

    National Technical University of Athens (NTUA) Sautbekov Seil Bourgiotis Sotiris Chrysostomou Ariadni Frangos Panayiotis

11. Radiation of a vertical dipole antenna over flat and lossy ground: Accurate electromagnetic field calculation using the spectral domain approach along with redefined integral representations and corresponding novel analytical solution

    Elektronika ir Elektrotechnika · 2016 · Q2 · ❝ 8

    Chrysostomou, A., Bourgiotis, S., Sautbekov, S., Ioannidi, K., Frangos, P.V.

    National Technical University of Athens (NTUA) Chrysostomou, A. Bourgiotis, S. Sautbekov, S. Ioannidi, K. Frangos, P.V.

12. Radiation of a vertical dipole over flat and lossy ground using the spectral domain approach: Comparison of stationary phase method analytical solution with numerical integration results

    Elektronika ir Elektrotechnika · 2015 · Q2 · ❝ 8

    Bourgiotis, S., Chrysostomou, A., Ioannidi, K., Sautbekov, S., Frangos, P.

    National Technical University of Athens (NTUA) Bourgiotis, S. Chrysostomou, A. Ioannidi, K. Sautbekov, S. Frangos, P.

13. The radiation problem from a vertical short dipole antenna above flat and lossy ground: Novel formulation in the spectral domain with closed -form analytical solution in the high frequency regime

    Elektronika ir Elektrotechnika · 2014 · Q3 · ❝ 5

    Christakis, Ch., Ioannidi, K., Sautbekov, S., Frangos, P., Atanov, S.K.

    National Technical University of Athens (NTUA) Christakis Ch. Ioannidi, K. Sautbekov, S. Frangos, P. Atanov, S.K.

14. The radiation problem from a vertical hertzian dipole antenna above flat and lossy ground: Novel formulation in the spectral domain with closed-form analytical solution in the high frequency regime

    International Journal of Antennas and Propagation · 2014 · Q2 · ❝ 13

    Ioannidi, K., Christakis, Ch., Sautbekov, S., Frangos, P., Atanov, S.K.

    National Technical University of Athens (NTUA) Ioannidi, K. Christakis Ch. Sautbekov, S. Frangos, P. Atanov, S.K.

15. Propagation of electromagnetic waves in terrestrial environment for applications in wireless telecommunications

    International Journal of Antennas and Propagation · 2014 · Q2

    Frangos, P., Jaggard, D., Sautbekov, S., Georgiev, G., Savov, S.

    National Technical University of Athens (NTUA) Frangos, P. Jaggard, D. Sautbekov, S. Georgiev, G. Savov, S.

16. A closed - Form analytical solution to the radiation problem from a short dipole antenna above flat ground using spectral domain approach

    Proceedings of the 2013 International Conference on Electromagnetics in Advanced Applications, ICEAA 2013 · 2013

    Sautbekov, S., Frangos, P., Christakis, C., Ioannidi, K.

    National Technical University of Athens (NTUA) Sautbekov, S. Frangos, P. Christakis, C. Ioannidi, K.

17. Radiation of electric and magnetic dipole antennas in magnetically anisotropic media

    Elektronika Ir Elektrotechnika · 2010 · Q2 · ❝ 1

    Sautbekov, S.S., Kanymgaziyeva, I.A., Frangos, P.V.

    National Technical University of Athens (NTUA) Sautbekov, S.S. Frangos, P.V.