Z. Song, B. Morin, R. Toqeer, J. Mayo-Maldonado, K. N. Gyftakis and P. A. Panagiotou, “A Comparative Investigation of Stator Fault Diagnostics in Induction Motors by Multivariable Monitoring and Finite Element Simulations”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

G. Skarmoutsos, P. A. Panagiotou, K. N. Gyftakis and M. Mueller, “A Universal Diagnostic Strategy for Direct-Drive Permanent Magnet Generator Faults by Novel Sensing of Stator and Rotor Magnetic Fields”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

A. Sergakis, N. Gkiolekas, M. Mueller and K. N. Gyftakis, “Analysis and Diagnosis of ITSC in Dual Rotor Air-Cored PMSG- Series Connected Stator Coils”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

Z. Song, K. N. Gyftakis, B. Morin, J. Mayo-Maldonado, I. Arvanitakis and P. A. Panagiotou, “A Novel Methodology for the Reliable Detection of Static and Dynamic Eccentricity in Induction Motors via Frequency Isolation in the Stray Flux”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

T. Garcia-Calva, K. N. Gyftakis and D. Morinigo Sotelo, “Sound Analysis for Speed Estimation of Induction Motors under Non-stationary Conditions”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

N. Gkiolekas, A. Sergakis, M. Mueller and K. N. Gyftakis, “Analysis and Diagnosis of ITSC in Dual Rotor Air-Cored PMSG- Parallel Connected Stator Coils”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

K. N. Gyftakis et al, “Electromagnetomechanical Analysis and Harmonic Generation of DOL PM Motors Suffering from Low Severity Inter-turn Short Circuit Faults”, IEEE SDEMPED 2025, Dallas, Texas, 2025, accepted.

N. Gkiolekas, M. Salinas, A. Sergakis and K. N. Gyftakis, “Fault Impact on Dual-Rotor Surface Permanent Magnet Synchronous Generator via the Finite Element Method”, EEEIC 2025, Chania, Greece.

S. Karampas, G. Skarmoutsos, M. Mueller and K. N. Gyftakis, “Novel Online Static Eccentricity Detection and Evaluation in Permanent Magnet Generators”, IEEE Energy Conversion Congress and Exhibition (IEEE ECCE) 2024, Phoenix, Arizona, Oct. 2024.

N. Fatsea, T. Garcia-Calva, D. Morinigo-Sotelo and K. N. Gyftakis, “Rotor Faults Condition Monitoring in Direct on Line Start Permanent Magnet Motors”, ICEM 2024, Torino, Italy, 2024.

M. I. Masoud, G. Skarmoutsos, K. N. Gyftakis and P. A. Panagiotou, “Effects of the Inter-Turn Short-Circuit Fault in the Stator Winding of a 5-phase Induction Motor”, ICEM 2024, Torino, Italy, 2024.

A. Sergakis, G. Skarmoutsos, M. Mueller and K. N. Gyftakis, “Demagnetization Detection, Misdiagnosis and Impact in Permanent Magnet Generators”, ICEM 2024, Torino, Italy, 2024.

D. Chronopoulos, D. Glykos and K. N. Gyftakis, “An Investigation of the Impedance Spectroscopy Suitability for Traction Motor Windings Insulation Health Assessment”, ICEM 2024, Torino, Italy, 2024.

Z. Song, P. A. Panagiotou, J. Mayo-Maldonado, I. Arvanitakis, J. Antonino-Daviu and K. N. Gyftakis, “Isolation of Induction Motor Rotor Fault Signatures by Stray Magnetic Flux and Torque Monitoring”, ICEM 2024, Torino, Italy, 2024.

N. Ravanis, A. Douvaras and K. N. Gyftakis, “An Experimental-based Circuit Model of Motor Stator Poles for Impedance Spectroscopy Analysis”, ICEM 2024, Torino, Italy, 2024.

M. Salinas, N. Trachalakis, P. A. Panagiotou and K. N. Gyftakis, “Reliable Detection of Non-Adjacent Broken Rotor Bars via the Analysis of the Zero-Sequence Flux”, ICEM 2024, Torino, Italy, 2024.

G. A. Skarmoutsos, M. Mueller and K. N. Gyftakis, “Investigation of the Gear Ratio Number Impact on the Cogging Torque of Concentric Magnetic Gears with Surface-Inset Permanent Magnets using an Analytical Model”, IET PEMD 2023, Brussels, Belgium, 2023.

G. A. Skarmoutsos, M. Mueller and K. N. Gyftakis, “Analytical Modelling for Surface-Inset Permanent-Magnet Machines Accounting Demagnetization Effects”, IET PEMD 2023, Brussels, Belgium, 2023.

J. Mühlthaler, P. Panagiotou, B. Lehner, A. Reeh, H. G. Herzog and K. N. Gyftakis, “Search Coil Based Detection of the Inter-turn Fault in Aircraft Permanent Magnet Synchronous Machine by Signal Frequency Extraction”, IEEE SDEMPED 2023, Chania, Greece.

D. Karampasoglou, J. Bonet Jara and K. N. Gyftakis, “Static, Dynamic and Mixed Eccentricity Fault Detection Using MCSA and Stray Flux Monitoring via Finite Element Analysis”, IEEE SDEMPED 2023, Chania, Greece.

P. Panagiotou, J. Mayo-Maldonado, I. Arvanitakis, G. Escobar, J. Antonino-Daviu and K. N. Gyftakis, “A Novel Method for Rotor Fault Diagnostics in Induction Motors using Harmonic Isolation”, IEEE SDEMPED 2023, Chania, Greece.

J. Bonet Jara, J. Pons-Llinares, D. Morinigo-Sotelo and K. N. Gyftakis, “A Novel Approach for Early Detection of Inter-turn Faults in Induction Motors during Start-up”, IEEE SDEMPED 2023, Chania, Greece.

Z. Kolidakis, G. Falekas, A. Karlis, J. A. Antonino-Daviu and K. N. Gyftakis, “Investigation of Empirical Start-Up Strategy for Industrial Generator Through Vibration Monitoring”, IEEE SDEMPED 2023, Chania, Greece.

K. N. Gyftakis, G. A. Skarmoutsos, I. Barajas-Solano, J. Burchell and M. Mueller, “Critical Aspects of Demagnetization Faults in Direct Drive Permanent Magnet Generators for Renewables”, IEEE ECCE 2022, Detroit, Michigan, USA.

K. N. Gyftakis, S. Rasid and M. Mueller, “False Negative Diagnosis of Demagnetization in Direct Drive Permanent Magnet Generators”, ICEM 2022, Valencia, Spain, 2022.

T. A. Garcia-Calva, K. N. Gyftakis, G. A. Skarmoutsos, D. Morinigo-Sotelo, and R. de J. Romero-Troncoso, “Advanced Signal Processing Techniques for Demagnetization Detection in PM Generators at Variable Speed”, ICEM 2022, Valencia, Spain, 2022.

S. Goh, A. S. Fawzal, S. Rasid, M. Mueller and K. N. Gyftakis, “Losses Analysis of Direct Drive PM Generators Suffering from Demagnetization”, ICEM 2022, Valencia, Spain, 2022.

K. N. Gyftakis, C. A. Platero and J. K. Nøland, “Multi-Parametric Monitoring of Medium-Power Generators with Brushless Exciters under Mechanical Faults”, ICEM 2022, Valencia, Spain, 2022.

G. A. Skarmoutsos, K. N. Gyftakis and M. Mueller, “A New Approach to PM Machine Fault Diagnostics Using Two Magnetically-Coupled Search-Coils”, ICEM 2022, Valencia, Spain, 2022.

K. N. Gyftakis, T. A. Garcia-Calva, G. A. Skarmoutsos, D. Morinigo-Sotelo, M. Mueller and R. de J. Romero-Troncoso, “Detection and Identification of Demagnetization in PM Generators During Transient Conditions”, IEEE SDEMPED 2021, Dallas, Texas, 2021.

P. Tian, C.A. Platero, S. B. Lee, K. N. Gyftakis and J. A. Antonino-Daviu, “Exciter Axial and Radial Stray Flux Analysis for Rotating Diodes Supervision”, IEEE SDEMPED 2021, Dallas, Texas, 2021.

G. A. Skarmoutsos, K. N. Gyftakis and M. Mueller, “MCSA versus Flux Monitoring for Demagnetization Diagnosis in Axial-Flux PM Generators”, IEEE SDEMPED 2021, Dallas, Texas, 2021.

S. Rasid, X. Lian, M. Mueller and K. N. Gyftakis, “Detection of Eccentricity Faults in air-cored C-GEN PM Machines for Wind Turbine Applications”, IEEE SDEMPED 2021, Dallas, Texas, 2021. 

K. N. Gyftakis, D. V. Spyropoulos, I. Arvanitakis, P. A. Panagiotou and E. D. Mitronikas, “Induction Motors Torque Analysis via Frequency Extraction for Reliable Broken Rotor Bar Detection”, ICEM 2020, Gothenburg, Sweden, 2020.

K. N. Gyftakis, “Detection of Early Inter-Turn Stator Faults in Induction Motors via Symmetrical Components - Current vs Stray Flux Analysis”, IEEE ECCE 2020.

K. N. Gyftakis, P. A. Panagiotou, E. Palomeno and S. B. Lee, “Introduction of the Zero-Sequence Stray Flux as a Reliable Diagnostic Method of Rotor Electrical Faults in Induction Motors”, IEEE IECON 2019, Lisbon, Portugal.

K. N. Gyftakis, E. Palomeno, D. V. Spyropoulos and E. D. Mitronikas, “Detection of Rotor Electrical Faults in Induction Motors during the Start-up via Torque Monitoring”, IEEE IECON 2019, Lisbon, Portugal.

K. N. Gyftakis and A. J. M. Cardoso, “Reliable Detection of Very Low Severity Level Stator Inter-Turn Faults in Induction Motors”, IEEE IECON 2019, Lisbon, Portugal.

D. F. Kavanagh, K. N. Gyftakis and M. D. McCulloch, “Early-onset Degradation of Thin-film Magnet Wire Insulation for Electromechanical Energy Converters”, IEEE SDEMPED 2019.

S. Perkins, M. Antoniou, A. K. Tiwari, A. Arvanitopoulos, K. N. Gyftakis, T. Trajkovic, F. Udrea and N. Lophitis, “Optimal edge termination for high oxide reliability aiming 10kV SiC n-IGBTs”, IEEE SDEMPED 2019.

A. Arvanitopoulos, M. Antoniou, F. Li, M. R. Jennings, S. Perkins, K. N. Gyftakis and N. Lophitis, “Viable 3C-SiC-on-Si MOSFET design disrupting current Material Technology Limitations”, IEEE SDEMPED 2019.

P. Tian, C. A. Platero and K. N. Gyftakis, “On-line Turn-to-Turn Protection Method of the Synchronous Machines Field Winding”, IEEE SDEMPED 2019.

P. A. Panagiotou, I. Arvaniatakis, N. Lophitis and K. N. Gyftakis, “Frequency Extraction of Current Signal Spectral Components: A New Tool for the Detection of Rotor Electrical Faults in Induction Motors”, IEEE SDEMPED 2019.

K. N. Gyftakis, P. A. Panagiotou and S. B. Lee, “The Role of the Mechanical Speed Frequency on the Induction Motor Fault Detection via the Stray Flux”, IEEE SDEMPED 2019.

K. N. Gyftakis, P. A. Panagiotou and D. Spyrakis, “Recent Experiences with MCSA and Flux Condition Monitoring of Mechanical Faults in 6kV Induction Motors for Water Pumping Applications”, IEEE SDEMPED 2019.

A. Arvanitopoulos, F. Li, M. Jennings, S. Perkins, K. Gyftakis, M. Antoniou and N. Lophitis, “Experimental investigation and verification of traps affecting the performance of 3C-SiC-on-Si Schottky Barrier Diodes”, IEEE ECCE 2019.

Y. Park, H. Choi, S. B. Lee and K. Gyftakis, "Flux-based Detection of Non-adjacent Rotor Bar Damage in Squirrel Cage Induction Motors", IEEE ECCE 2019.

A. Arvanitopoulos, S. Perkins, M. Antoniou, L. Fan, M. Jennings, K. Gyftakis, N. Lophitis,  “On the development of the 3C-SiC Power Law and its applicability for the Evaluation of Termination Structures”, International Symposium on Power Semiconductors (ISPS), Czech Republic, Prague, Aug. 2018.

K. N. Gyftakis, C. A. Platero and S. Bernal, “Off-Line Detection of Static Eccentricity in Salient-Pole Synchronous Machines”, ICEM 2018, Alexandroupoli, Greece, Sep. 2018.

S. Y. Goh, A. S. Fawzal, K. N. Gyftakis and A. J. Marques Cardoso, “Impact of the Fan Design and Rotational Direction on the Thermal Characteristics of Induction Motors”, ICEM 2018 Alexandroupoli, Greece, Sep. 2018.

P. A. Panagiotou, I. Arvanitakis, N. Lophitis and K. N. Gyftakis, “FEM Study of Induction Machines Suffering from Rotor Electrical Faults Using Stray Flux Signature Analysis”, ICEM 2018, Alexandroupoli, Greece, Sep. 2018.

P. A. Panagiotou, I. Arvanitakis, N. Lophitis , J. A. Antonino-Daviu and K. N. Gyftakis, “Analysis of Stray Flux Spectral Components in Induction Machines under Rotor Bar Breakages at Various Locations”, ICEM 2018, Alexandroupoli, Greece, Sep. 2018.

S. Perkins, A. Arvanitopoulos, K. N. Gyftakis and N. Lophitis, “The Reliability and Static Performance of Commercial GaN-on-Si Devices at Elevated Temperatures”, 1st IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia (WiPDA-Asia 2018), Xi’an, Shaanxi, China, 2018.

A. Arvanitopoulos, S. Perkins, M. Jennings, M. Antoniou, K. N. Gyftakis and N. Lophitis, “Carrier Transport mechanisms contributing to the sub-threshold current in 3C-SiC Schottky Barrier Diodes”, 1st IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia (WiPDA-Asia 2018), Xi’an, Shaanxi, China, 2018.

K. N. Gyftakis, “Introduction of a Novel Vector Approach to Detect Rotor Electrical Faults in Induction Motors”, IET PEMD 2018, Liverpool, UK.

P. A. Panagiotou, I. Arvanitakis, N. Lophitis, J. A. Antonino-Daviu and K. N. Gyftakis, “Diagnosis of Induction Machines’ Non-Adjacent Broken Rotor Bars Through STFT Spectrogram”, IET PEMD 2018, Liverpool, UK.

S. Perkins, A. Arvanitopoulos, K. N. Gyftakis and N. Lophitis, “A Comprensive Comparison of the Static Performance of Commercial GaN-on-Si Devices”, 5th IEEE Workshop on Wide Bandgap Power Devices and Applications (WiPDA 2017), New Mexico, USA, 2017.

K. N. Gyftakis, P. A. Panagiotou, N. Lophitis, D. A. Howey and M. D. McCulloch, “Breakdown Resistance Analysis of Traction Motor Winding Insulation under Thermal Ageing”, IEEE ECCE 2017, Cincinnati, Ohio USA, Oct. 2017.

M. Jeong, J. Yun, Y. Park, S. B. Lee and K. N. Gyftakis, "Off-line Flux Injection Test Probe for Screening Defective Rotors in Squirrel Cage Induction Machines", IEEE SDEMPED 2017, Tinos, Greece, Aug./Sep. 2017.

M. Redondo, C. A. Platero and K. N. Gyftakis, “Turn-to-turn fault protection technique for synchronous machines without additional voltage transformers”, IEEE SDEMPED 2017, Tinos, Greece, Aug./Sep. 2017.

P. A. Panagiotou, K. N. Gyftakis, N. Lophitis, M. D. McCulloch and D. A. Howey, “Investigation of Traction Motor Windings' Insulation Capacitance at Switching Frequencies under Accelerated Thermal Stress”, IEEE SDEMPED 2017, Tinos, Greece, Aug./Sep. 2017.

A. Arvanitopoulos, N. Lophitis, K. Gyftakis, M. Belanche Guadas, S. Perkins and M. Antoniou, “Physical parameterisation of 3C- Silicon Carbide (SiC) with scope to evaluate the suitability of the material for power diodes as an alternative to 4H- SiC”, IEEE SDEMPED 2017, Tinos, Greece, Aug./Sep. 2017.

A. Arvanitopoulos, S. Perkins, K. Gyftakis, M. Antoniou, and N. Lophitis, “3C-SiC material parameters for accurate TCAD modelling and simulation,” in The 10th International Conference on Silicon Epitaxy and heterostructures – ICSI10, 2017.

K. N. Gyftakis and A. J. M. Cardoso, “A New Space Vector Approach to Detect Stator Faults in Induction Motors”, IEEE WEMDCD 2017, Nottingham, UK, Apr. 2017.

K. N. Gyftakis, J. A. Antonino-Daviu and J. Kappatou, “The Influence of the Induction Motor Rotor Geometry on the Higher Harmonic Index of the Zero-Sequence Current”, IEEE ICEMS 2016, Chiba, Japan, Nov. 2016.

K. N. Gyftakis and J. Kappatou, “A New Technique for the Skewing Consideration in the 2-D FEM Un-Skewed Induction Motor Time-Dependant Electromagnetic Characteristics”, IEEE ICEMS 2016, Chiba, Japan, Nov. 2016.

A. S. Fawzal, R. M. Cirstea, K. N. Gyftakis, T. J. Woolmer, M. Dickison, M. Blundell, “The Impact of Fan Design on the Rotor Cooling of Axial Flux Permanent Magnet Machine”, ICEM 2016, Lausanne, Switzerland, Sep. 2016.

D. Morinigo-Sotelo, R. J. Romero-Troncoso, J. A. Antonino-Daviu and K. N. Gyftakis, “Reliable Detection of Broken Rotor Bars in Induction Motors via MUSIC and ZSC Methods”, ICEM 2016, Lausanne, Switzerland, Sep. 2016.

K. N. Gyftakis, J. A. Antonino-Daviu and A. J. M. Cardoso, “A Reliable Indicator to Detect Non-Adjacent Broken Rotor Bars Severity in Induction Motors”, ICEM 2016, Lausanne, Switzerland, Sep. 2016.

K. N. Gyftakis, “The Novel SLIM Method for the Determination of the Iron Core Saturation Level in Induction Motors”, IEEE ECCE 2016, Milwaukee, WI, Sep. 2016.

J. A. Antonino-Daviu, K. N. Gyftakis, R. Garcia-Hernandez, H. Razik and A. J. M. Cardoso, “Comparative Influence of Adjacent and Non-adjacent Broken Rotor Bars on the Induction Motor Diagnosis through MCSA and ZSC Methods”, IEEE IECON 2015, Yokohama, Japan, Nov. 2015.

K. N. Gyftakis, J. A. Antonino-Daviu, R. Garcia-Hernandez, M. McCulloch, D. A. Howey and A. J. M. Cardoso, “Comparative Experimental Investigation of the Broken Bar Fault Detectability in Induction Motors”, IEEE SDEMPED 2015, Guarda, Portugal, Sep. 2015.

K. N. Gyftakis, M. Drif, A. J. M. Cardoso, “Thorough Investigation of the Third Current Harmonic in Delta-Connected Induction Motors Suffering from a Stator Inter-Turn Fault”, IEEE SDEMPED 2015, Guarda, Portugal, Sep. 2015.

M. Sumislawska, K. N. Gyftakis, D. F. Kavanagh, M. McCulloch, K. J. Burnham and D. A. Howey, “The Impact of Thermal Degradation on Electrical Machine Winding Insulation”, IEEE SDEMPED 2015, Guarda, Portugal, Sep. 2015.

K. N. Gyftakis, M. Sumislawska, D. F. Kavanagh, D. A. Howey and M. McCulloch, “Dielectric Characteristics of Electric Vehicle Traction Motor Winding Insulation under Thermal Ageing”, IEEE EEEIC 2015, Rome, Italy, 10-13 Jun. 2015.

A. Belahcen, K. N. Gyftakis, J. Martinez, V. Climente-Alarcon and T. Vaimann, “Condition Monitoring of Electrical Machines and its Relation to Industrial Internet”, IEEE WEMDCD 2015, Torino, Italy, pp. 233-241, Mar. 2015.

K. N. Gyftakis, D. V. Spyropoulos, J. C. Kappatou and E. D. Mitronikas, "Taking Advantage of the Induction Motor Inherent Eccentricity Aiming to Discriminate the Broken Bar Fault from Load Oscillations", Int. Conf. Electrical Machines, ICEM '14, Berlin, Germany, pp. 1927-1933, 2-5 Sep. 2014.

K. N. Gyftakis, S. B. Lee, J. C. Kappatou and J. A. Antonino-Daviu, "Identification of the Broken Bar Fault in Induction Motors with Rotor Air Ducts Through the Torque Spectrum", Int. Conf. Electrical Machines, ICEM '14, Berlin, Germany, pp. 1608-1614, 2-5 Sep. 2014.

I. K. Pallis, K. N. Gyftakis and J. C. Kappatou, "FEM Study of the Bar Number Impact on the Stator Core Losses of the Cage Induction Motor", IEEE IECON'13, Vienna, Austria, 10-13 Nov. 2013.

K. N. Gyftakis and J. Kappatou, "Evaluation of the Broken Bar Fault Detectability Depending on the Rotor Bar Number", IEEE IECON'13, Vienna, Austria, 10-13 Nov. 2013.

K. N. Gyftakis and J. Kappatou, "The Zero-Sequence Current Spectrum as an On-Line Static Eccentricity Diagnostic Mean in Δ-Connected PSH-Induction Motors", IEEE SDEMPED'13, Valencia, Spain, 27-30 Aug. 2013.

K. N. Gyftakis, D. K. Athanasopoulos and J. Kappatou, "Evaluation of Different Broken Bar Fault Diagnostic Means in Double-Cage Induction Motors with FEM", IEEE SDEMPED'13, Valencia, Spain, 27-30 Aug. 2013.

K. N. Gyftakis, D. K. Athanasopoulos and J. Kappatou, "Broken Bar Fault Diagnosis in Single and Double Cage Induction Motors Fed by Asymmetrical Voltage Supply", IEEE SDEMPED'13, Valencia, Spain, 27-30 Aug. 2013.

D. V. Spyropoulos, K. N. Gyftakis, J. Kappatou and E. D. Mitronikas, "The Influence of the Broken Bar Fault on the Magnetic Field and Electromagnetic Torque in 3-phase Induction Motors", Proc. Int. Conf. Electrical Machines ICEM ’12, Marseille, France, 2-5 Sep 2012. 

K. N. Gyftakis, P. Panagiotou and J. Kappatou, "The Influence of Semi-magnetic Wedges on the Electromagnetic Variables and the Harmonic Content in Induction Motors", Proc. Int. Conf. Electrical Machines ICEM ’12, Marseille, France, 2-5 Sep 2012.

K. N. Gyftakis, D. Athanasopoulos and J. Kappatou, "Study of Double Cage Induction Motors with Different Rotor Bar Materials", Proc. Int. Conf. Electrical Machines ICEM ’12, Marseille, France, 2-5 Sep 2012. 

K. N. Gyftakis and J. Kappatou, "The Impact of the Rotor Slot Number on the Behaviour of the Induction Motor", 1st International MARINELIVE Conference on “All Electric Ship”, Athens, Greece, June 3-5, 2012.

J. Kappatou, K. N. Gyftakis, I. Pallis, "Modern Evolutions on Electrical Machines Design and Analysis", MARINELIVE WORKSHOPS on Propulsion Systems, Electric Machines and Power Converters, Athens, Greece, 11-13 Jan. 2012.

K. N. Gyftakis and J. Kappatou, “The rotor bar material’s influences on the induction motor behaviour”, XV International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering (ISEF’2011), Funchal-Madeira, Portugal, 1-3 Sep 2011.

K. N. Gyftakis, I. Katsantonis and J. Kappatou, “Optimization of the Electromagnetic Characteristics of a 3-phase Squirrel Cage Induction Motor using FEM”, 7th GRACM International Congress on Computational Mechanics, Athens, Greece, 30 June- 2 July 2011.

K. Gyftakis, J. Kappatou, A. Safacas, “FEM Study of Asynchronous Cage Motors combining NEMA’s Classes A and D Slot Geometry” ,Proc. Int. Conf. Electrical Machines ICEM ’10, Rome, Italy, 6-8 Sep 2010.

J. Kappatou, C. Gyftakis, A. Safakas, “A study of the effects of the stator slots wedges on the behaviour of an induction machine”, Proc. Int. Conf. Electrical Machines ICEM ’08, Vilamoura, Portugal, 6-9 Sep 2008.

J. Kappatou, K. Gyftakis, A. Safakas, “Influences of the stator slot wedges material on the performance of a Cage Asynchronous Motor”, 13th Biennial IEEE Conference on Electromagnetic Field Computation (13th IEEE CEFC 2008), Athens, Greece, 11-15 May 2008.

J. Kappatou, K. Gyftakis, A. Safakas, “FEM Study of the rotor slot design influences on the Induction Machine characteristics”, XIII International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering (ISEF’2007), Prague, Czech Republic,13-15 Sep 2007.