Tran MQ, Agostinetti P, Aiello G, Avramidis K, Baiocchi B, Barbisan M, Bobkov V, Briefi S, Bruschi A, Chavan R, et al. Status and future development of Heating and Current Drive for the EU DEMO. Fusion Engineering and Design [Internet]. 2022;180. Website

Bitsa E, Flocas HA, Kouroutzoglou J, Galanis G, Hatzaki M, Latsas G, Rudeva I, Simmonds I. A Mediterranean cold front identification scheme combining wind and thermal criteria. International Journal of Climatology [Internet]. 2021;41:6497-6510. Website

Peponis DV, Latsas GP, Tigelis IG. Investigation of Cylindrical Waveguides with Periodic Wedge-Shaped Azimuthal Corrugations Excited by TE Modes Using the FDTD Method. Journal of Infrared, Millimeter, and Terahertz Waves [Internet]. 2021;42:761-771. Website

Leggieri A, Bariou D, Hermann V, Legrand F, Lietaer G, Lievin C, Marchesin R, Thouvenin P, Albajar F, Sanchez F, et al. TH1509U European 170 GHZ 1 MW CW Industrial Gyrotron Upgrade. In: 2021 22nd International Vacuum Electronics Conference, IVEC 2021. ; 2021. Website

Peponis DV, Latsas GP, Ioannidis ZC, Tigelis IG. Dispersion properties of rectangularly-corrugated waveguide structures by the in-house 3D FDTD code COCHLEA in cylindrical coordinates. IET Microwaves, Antennas and Propagation [Internet]. 2019;13:28-34. Website

Jelonnek J, Aiello G, Albaiar F, Alberti S, Avramidis KA, Bertinetti A, Brucker PT, Bruschi A, Chclis I, Dubray J, et al. From W7-X Towards ITER and Beyond: 2019 Status on EU Fusion Gyrotron Developments. In: 2019 International Vacuum Electronics Conference, IVEC 2019. ; 2019. Website

Peponis DV, Latsas GP, Chelis IG, Tigelis IG. Calculation of Electron Beam Properties under the Presence of an Axially Varying Magnetostatic Field by Using the FDTD Code COCHLEA. In: Progress in Electromagnetics Research Symposium. Vol. 2019-June. ; 2019. pp. 2598-2602. Website

Latsas GP, Tigelis IG, Genoud J, Alberti S. The Effect of the Lossy Material on the Modes in a Smooth Metallic Dielectric Loaded Gyrotron Beam Tunnel. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2019-September. ; 2019. Website

Chelis IG, Peponis DV, Latsas GP, Tigelis IG. Increasing the diffraction losses in gyrotron beam tunnels for improved suppression of parasitic oscillations. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2019-September. ; 2019. Website

Genoud J, Alberti S, Hogge J-P, Tigelis IG, Latsas GP, Chelis IG. Modeling of parasitic oscillations in smooth-wall circular symmetric dielectric-loaded gyrotron beam ducts. Physics of Plasmas [Internet]. 2019;26. Website

Avramidis KA, Aiello G, Alberti S, Brücker PT, Bruschi A, Chelis I, Franke T, Gantenbein G, Garavaglia S, Genoud J, et al. Overview of recent gyrotron R&D towards DEMO within EUROfusion Work Package Heating and Current Drive. Nuclear Fusion [Internet]. 2019;59. Website

Peponis DV, Latsas GP, Chelis IG, Tigelis IG. Propagation Characteristics of Periodic Azimuthally Corrugated Waveguides Derived by the FDTD Code COCHLEA. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2019-September. ; 2019. Website

Ioannidis ZC, Albajar F, Alberti S, Avramidis KA, Bin W, Bonicelli T, Bruschi A, Chelis J, Fanale F, Gantenbein G, et al. Recent experiments with the European 1MW, 170GHz industrial CW and short-pulse gyrotrons for ITER. Fusion Engineering and Design [Internet]. 2019;146:349-352. Website

Latsas GP, Zisis AI, Tigelis IG. Computational Studies on the Suppression of Parasitic Oscillations in Gyrotron Beam Tunnels. IEEE Transactions on Electron Devices [Internet]. 2018;65:3479-3485. Website

Garavaglia S, Aiello G, Alberti S, Avramidis K, Bruschi A, Chelis IG, Franck J, Gantenbein G, Granucci G, Grossetti G, et al. EU DEMO EC system preliminary conceptual design. Fusion Engineering and Design [Internet]. 2018;136:1173-1177. Website

Ioannidis ZC, Rzesnicki T, Avramidis K, Gantenbein G, Illy S, Jin J, Kobarg T, Pagonakis IG, Schmid M, Thumm M, et al. First CW experiments with the EU ITER 1 MW, 170 GHz industrial prototype gyrotron. In: IVEC 2017 - 18th International Vacuum Electronics Conference. Vol. 2018-January. ; 2018. pp. 1-2. Website

Katsilieris TD, Latsas GP, Nistazakis HE, Tombras GS. An accurate computational tool for performance estimation of FSO communication links over weak to strong atmospheric turbulent channels. Computation [Internet]. 2017;5. Website

Granucci G, Aiello G, Alberti S, Avramidis KA, Braunmüller F, Bruschi A, Chelis J, Franck J, Figini L, Gantenbein G, et al. Conceptual design of the EU DEMO EC-system: Main developments and R&D achievements. Nuclear Fusion [Internet]. 2017;57. Website

Ninos MP, Nistazakis HE, Latsas GP, Tombras GS, Konofaos N. PSK OFDM optical wireless communication systems with receiver's diversity over gamma-gamma turbulence channels and spatial jitter. In: 2017 6th International Conference on Modern Circuits and Systems Technologies, MOCAST 2017. ; 2017. Website

Ioannidis ZC, Rzesnicki T, Albajar F, Alberti S, Avramidis KA, Bin W, Bonicelli T, Bruschi A, Chelis I, Frigot P-E, et al. CW Experiments with the EU 1-MW, 170-GHz Industrial Prototype Gyrotron for ITER at KIT. IEEE Transactions on Electron Devices [Internet]. 2017;64:3885-3892. Website

Jelonnek J, Aiello G, Alberti S, Avramidis K, Braunmueller F, Bruschi A, Chelis J, Franck J, Franke T, Gantenbein G, et al. Design considerations for future DEMO gyrotrons: A review on related gyrotron activities within EUROfusion. Fusion Engineering and Design [Internet]. 2017;123:241-246. Website

Jelonnek J, Aiello G, Alberti S, Avramidis K, Bertinetti A, Bruschi A, Chelis J, Franke T, Gantenbein G, Garavaglia S, et al. European research activities towards a future DEMO gyrotron. In: EPJ Web of Conferences. Vol. 149. ; 2017. Website

Gantenbein G, Albajar F, Alberti S, Avramidis K, Bin W, Bonicelli T, Bruschi A, Chelis J, Fanale F, Legrand F, et al. Experimental Results of the EU ITER Prototype Gyrotrons. In: EPJ Web of Conferences. Vol. 157. ; 2017. Website

Rzesnicki T, Albajar F, Alberti S, Avramidis KA, Bin W, Bonicelli T, Braunmueller F, Bruschi A, Chelis J, Frigot P-E, et al. Experimental verification of the European 1 MW, 170 GHz industrial CW prototype gyrotron for ITER. Fusion Engineering and Design [Internet]. 2017;123:490-494. Website

Hogge J-P, Albajar F, Alberti S, Avramidis K, Bin W, Bonicelli T, Braunmueller F, Bruschi A, Chelis J, Frigot P-E, et al. Status and experimental results of the European 1 MW, 170 GHz industrial CW prototype Gyrotron for ITER. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2016-November. ; 2016. Website

Latsas GP, Zisis AI, Chelis IG, Tigelis IG. Study of parasitic oscillations in gyrotron beam tunnels. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2016-November. ; 2016. Website

Illy S, Avramidis K, Gantenbein G, Hesch K, Jelonnek J, Jin J, Pagonakis I, Piosczyk B, Rzesnicki T, Thumm M, et al. Progress on the development of the EU-1 MW gyrotron for ITER. In: ICOPS/BEAMS 2014 - 41st IEEE International Conference on Plasma Science and the 20th International Conference on High-Power Particle Beams. ; 2015. Website

Tigelis IG, Raguin J-Y, Ioannidis ZC, Latsas GP, Amditis AJ. Dispersion characteristics of arbitrary periodic structures with rectangular grooves. Journal of Infrared, Millimeter, and Terahertz Waves [Internet]. 2015;29:432-442. Website

Peponis DV, Latsas GP, Ioannidis ZC, Tigelis IG. FDTD simulation of a cylindrical waveguide using longitudinal current distribution as an excitation scheme. In: Progress in Electromagnetics Research Symposium. Vol. 2015-January. ; 2015. pp. 1657-1661. Website

Jelonnek J, Aiello G, Avramidis K, Franck J, Gantenbein G, Grossetti G, Hesch K, Illy S, Jin J, Kalaria P, et al. From W7-X towards ITER and beyond: Status and progress in EU fusion gyrotron developments. In: Proceedings of 2015 IEEE International Vacuum Electronics Conference, IVEC 2015. ; 2015. Website

Albajar F, Aiello G, Alberti S, Arnold F, Avramidis K, Bader M, Batista R, Bertizzolo R, Bonicelli T, Braunmueller F, et al. Status of Europe's contribution to the ITER EC system. In: EPJ Web of Conferences. Vol. 87. ; 2015. Website

Pagonakis IG, Albajar F, Alberti S, Avramidis K, Bonicelli T, Braunmueller F, Bruschi A, Chelis I, Cismondi F, Gantenbein G, et al. Status of the development of the EU 170 GHz/1 MW/CW gyrotron. Fusion Engineering and Design [Internet]. 2015;96-97:149-154. Website

Jelonnek J, Albajar F, Alberti S, Avramidis K, Benin P, Bonicelli T, Cismondi F, Erckmann V, Gantenbein G, Hesch K, et al. From series production of gyrotrons for W7-X toward EU-1 MW gyrotrons for ITER. IEEE Transactions on Plasma Science [Internet]. 2014;42:1135-1144. Website

Pagonakis IG, Gantenbein G, Jelonnek J, Jin J, Illy S, Kern S, Piosczyk B, Rzesnicki T, Thumm M, Avramides KA, et al. Design of the EU-1MW gyrotron for ITER. In: 14th IEEE International Vacuum Electronics Conference, IVEC 2013 - Proceedings. ; 2013. Website

Ioannidis ZC, Avramidis KA, Latsas GP, Tigelis IG. Eigenvalue spectrum of coaxial cavities with corrugations on the inner and the outer wall. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. ; 2013. Website

Jelonnek J, Gantenbein G, Hesch K, Jin J, Pagonakis I, Piosczyk B, Rzesnicki T, Thumm M, Alberti S, Hogge J-P, et al. From series production of gyrotrons for W7-X towards EU-1 MW gyrotrons for ITER. In: Digest of Technical Papers-IEEE International Pulsed Power Conference. ; 2013. Website

Moraitou MD, Latsas GP, Ioannidis ZC, Tigelis IG. Parasitic oscillations in coaxial gyrotron beam tunnels. IEEE Transactions on Electron Devices [Internet]. 2013;60:1469-1475. Website

Latsas GP, Ioannidis ZC, Tigelis IG. Dependence of parasitic modes on geometry and attenuation in gyrotron beam tunnels. IEEE Transactions on Plasma Science [Internet]. 2012;40:1538-1544. Website

Xarcha V, Stassinakis AN, Nistazakis HE, Latsas GP, Hanias MP, Tombras GS, Tsigopoulos A. Wavelength diversity/or free space optical systems: Performance evaluation over log normal turbulence channels. In: 2012 19th International Conference on Microwaves, Radar and Wireless Communications, MIKON 2012. Vol. 2. ; 2012. pp. 678-683. Website

Ioannidis ZC, Avramides KA, Latsas GP, Tigelis IG. Azimuthal mode coupling in coaxial waveguides and cavities with longitudinally corrugated insert. IEEE Transactions on Plasma Science [Internet]. 2011;39:1213-1221. Website

Samartsev A, Gantenbein G, Illy S, Kern S, Latsas G, Thumm M, Tigelis I. Numerical simulation of parasitic gyro-BWO interaction in a gyrotron beam tunnel. In: IRMMW-THz 2011 - 36th International Conference on Infrared, Millimeter, and Terahertz Waves. ; 2011. Website

Schlaich A, Flamm J, Gantenbein G, Kern S, Latsas G, Rzesnicki T, Samartsev A, Thumm M, Tigelis I. 2.4: Investigations on parasitic oscillations in megawatt gyrotrons. In: 2010 IEEE International Vacuum Electronics Conference, IVEC 2010. ; 2010. pp. 33-34. Website

Latsas GP, Moraitou MD, Ioannidis ZC, Tigelis IG. Calculations on the beam-wave interactions in coaxial gyrotron beam tunnels. IEEE Transactions on Plasma Science [Internet]. 2010;38:1185-1192. Website

Ioannidis ZC, Avramides KA, Kern S, Latsas GP, Tigelis IG. The contribution of higher-order spatial harmonics in eigenvalues and ohmic losses calculations in coaxial corrugated cavities. In: IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide. ; 2010. Website

Gantenbein G, Dammertz G, Flamm J, Illy S, Kern S, Latsas G, Piosczyk B, Rzesnicki T, Samartsev A, Schlaich A, et al. Experimental investigations and analysis of parasitic RF oscillations in high-power gyrotrons. IEEE Transactions on Plasma Science [Internet]. 2010;38:1168-1177. Website

Latsas GP, Tigelis IG, Moraitou MD, Kern S, Vomvoridis JL, Ioannidis ZC. Parametric study on the effect of the dielectric and geometry properties on the parasitics in gyrotron beam tunnels. In: IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide. ; 2010. Website

Latsas GP, Tigelis IG, Vomvoridis JL, Avramides KA. Beam-Wave Interaction in Corrugated Structures in the Small-Signal Regime. IEEE Transactions on Plasma Science [Internet]. 2009;37:2020-2030. Website

Kern S, Schlaich A, Flamm J, Gantenbein G, Latsas G, Rzesnicki T, Samartsev A, Thumm M, Tigelis I. Investigations on parasitic oscillations in megawatt gyrotrons. In: 34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009. ; 2009. Website

Pallikaris A, Latsas G. New algorithm for great elliptic sailing (GES). Journal of Navigation [Internet]. 2009;62:493-507. Website

Albajar F, Bonicelli T, Saibene G, Alberti S, Fasel D, Goodman T, Hogge J-P, Pagonakis I, Porte L, Tran MQ, et al. Review of the european programme for the development of the gyrotron for iter. In: Proceedings of the 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, EC-15. ; 2009. pp. 415-421. Website

Mallios SA, Latsas GP, Tigelis IG. TE Waves in Arbitrary Periodic Slow-wave Structures with Rectangular Grooves. Journal of Infrared, Millimeter, and Terahertz Waves [Internet]. 2009;30:1113-1122. Website

Ioannidis ZC, Latsas GP, Tigelis IG, Dumbrajs O. TM modes in coaxial cavities with inner surface corrugations. IEEE Transactions on Plasma Science [Internet]. 2008;36:2613-2617. Website

Latsas GP, Tigelis IG, Vomvoridis JL. Dispersion characteristics of TE waves in beam-loaded corrugated waveguides with losses. In: IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics. ; 2007. pp. 692-693. Website

Latsas GP, Anastasiou GP, Ioannidis ZC, Tigelis IG. Studies of the electromagnetic spectrum of corrugated waveguides. In: AIP Conference Proceedings. Vol. 807. ; 2006. pp. 257-263. Website

Anastasiou GP, Latsas GP, Tigelis IG, Dehler M, Queffelec P, Dasyras NF. Calculation of the electromagnetic waves in nonperiodic corrugated waveguides with dielectric loading. IEEE Transactions on Plasma Science [Internet]. 2004;32:1310-1317. Website

Latsas GP, Ioannidis ZC, Mallios SA, Maragos AA, Tigelis IG. Waveguide structures with surface corrugations. In: Conference Digest of the 2004 Joint 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics. ; 2004. pp. 479-480. Website

Manenkov AB, Latsas GP, Tigelis IG. Scattering of the transverse magnetic modes from an abruptly ended strongly asymmetrical slab waveguide by an accelerated integral equation technique. Journal of the Optical Society of America A: Optics and Image Science, and Vision [Internet]. 2001;18:3110-3118. Website

Latsas G, Manenkov AB, Tigelis IG, Sarri E. Reflectivity properties of an abruptly ended asymmetrical slab waveguide for the case of transverse magnetic modes. Journal of the Optical Society of America A: Optics and Image Science, and Vision [Internet]. 2000;17:162-172. Website