1. P. S. Theocaris, T. P. Philippidis. Coupling of compliance tensor components: An efficient method for reducing stress concentration in fiber composite laminates. 2nd National Congress of Theoretical and Applied Mechanics 1989, vol. 1, 1–18, Athens, Greece
2. P. D. Andriotaki–Panagiotounakou, T. P. Philippidis. Interlaminar stress–field distribution in a simply supported laminated beam under uniform loading. 1st European Solid Mechanics Conference 1991 (EUROMECH), Munich, Germany
3. P. S. Theocaris, T. P. Philippidis. Failure criteria for composite materials based on the tensor polynomial theory. A critical assessment. In: Advanced Composites in Emerging Technologies, Eds. S. A. Paipetis, T. P. Philippidis, AMATEC Publications, 1991, 91–101
4. A. A. Anastassopoulos, T. P. Philippidis, G. C. Papanicolaou. The effect of the interphase layer in a short fibre composite for various bonding conditions. In: Advanced Composites in Emerging Technologies, Eds. S. A. Paipetis, T. P. Philippidis, AMATEC Publications, 1991, 491–506
5. D. E. Panayotounakos, T. P. Philippidis. Evaluation of interlaminar stress fields in a composite beam loaded by end force and moment. In: Advanced Composites in Emerging Technologies, Eds. S. A. Paipetis, T. P. Philippidis, AMATEC Publications, 1991, 524–537
6. Z. P. Marioli–Riga, A. N. Karanika, T. P. Philippidis, S. A. Paipetis. Damage detection by acousto–ultrasonic location (AUL) in debonding/delamination of composites. AGARD Conference 1992, vol. 530, 24.1–3
7. G. S. Roupakias, T. P. Philippidis, S. A. Paipetis. Enhancing strength in laminated composites by adhesive interleaves. 1st National Congress on Computational Mechanics 1992, vol. 1, 140–147, Athens, Greece
8. J. Kenny, M. Marchetti, C. Caneva, T. P. Philippidis, A. Franciosa. Processing strategy for filament winding of thermoset matrix composites based on a mathematical process description. In: Developments in the Science and Technology of Composite Materials, 6th European Conference on Composite Materials 1993 (ECCM), Eds. A. R. Bunsell, A. Kelly, A. Massiah, 69–74
9. T. P. Philippidis, P. Vionis. Assessment of composite rotor blade structural modelling efficiency through comparison of FEM numerical results and experimental data. European Wind Energy Conference 1994 (EWEC), Ed. J. L. Tsipouridis, 155–160
10. G. S. Roupakias, T. P. Philippidis, V. Kostopoulos, A. Fragoulis. Structural design and development of a composite rotor blade for a 30 kW HAWT. European Wind Energy Conference 1994 (EWEC), Ed. J. L. Tsipouridis, 884–889
11. P. Vionis, A. Fragoulis, T. P. Philippidis. Testing of composite rotor blades at CRES’s new full scale blade testing laboratory. European Wind Energy Conference 1994 (EWEC), Ed. J. L. Tsipouridis, 220–223
12. S. G. Pantelakis, T. P. Philippidis, T. B. Kermanidis. Damage accumulation in thermoplastic laminates subjected to reversed cyclic loading. In: Advanced Composites in Emerging Technologies, Eds. S. A. Paipetis, A. G. Youtsos, 1995, 156–164
13. A. A. Anastassopoulos, T. P. Philippidis, S. A. Paipetis. Failure mechanism identification in composite materials by means of acoustic emission: Is it possible? In: Non Destructive Testing, A. A. Balkema Publisher, Rotterdam, 1996, 143–149
14. T. P. Philippidis, P. Vionis. Composite rotor blade model verification by means of full scale static and modal testing. European Union Wind Energy Conference 1996, 946–949
15. P. Chassapoyannis, T. P. Philippidis, S. Voutsinas. Advanced aeroelastic modelling of wind turbine blades. 2nd National Congress on Computational Mechanics 1996, Eds. D. A. Sotiropoulos, D. E. Beskos, 140–147
16. D. J. Lekou, T. P. Philippidis. A probabilistic approach to failure prediction of FRP laminated composites. 1st Hellenic Conference on Composite Materials and Structures 1997, Eds. S. A. Paipetis, E. E. Gdoutos, 72–89
17. A. P. Vassilopoulos, T. P. Philippidis. Off–axis fatigue of multidirectional glass/polyester laminate. 1st Hellenic Conference on Composite Materials and Structures 1997, Eds. S. A. Paipetis, E. E. Gdoutos, 570–585
18. C. Gargiulo, M. Marchetti, T. P. Philippidis, D. J. Lekou. Failure of [±θ] filament wound structural components under biaxial loading. 1st Hellenic Conference on Composite Materials and Structures 1997, Eds. S. A. Paipetis, E. E. Gdoutos, vol. II, 51–75
19. T. P. Philippidis, P. S. Vionis, D. J. Lekou. Rotor blade design verification by means of full–scale testing. European Wind Energy Conference 1997 (EWEC), Ed. R. Watson, IWEA Publisher, 512–516
20. A. A. Anastassopoulos, T. P. Philippidis. Pattern recognition analysis of AE from composites in acoustic emission testing. 23rd European Conference on Acoustic Emission 1998, Ed. P. Tscheliesnig, 15–20
21. E. Morfiadakis, K. Papadopoulos, T. P. Philippidis, D. J. Lekou. Assessment of the strain gauge technique for measurement of wind turbine blade loads. European Wind Energy Conference 1999 (EWEC), Eds. E. L. Petersen, P. H. Jensen, 671–674
22. D. J. Lekou, T. P. Philippidis. Stochastic character of thermal expansion coefficients of glass/polyester composites. 4th Mediterranean Conference on Calorimetry and Thermal Analysis 1999 (MEDICTA), Eds. G. C. Papanicolaou, G. Parissakis
23. D. G. Aggelis, T. P. Philippidis, D. Polyzos, A. Anastassopoulos, A. Tsimogiannis, B. Georgali, B. Kaloidas. Non destructive composition evaluation and strength determination of mortar using acousto–ultrasonics. 1st Hellenic Conference on Concrete Composite Materials 2000, Ksanthi, Greece
24. D. G. Aggelis, T. P. Philippidis, K. K. Sideris. Determination of mortar compressive strength by means of the acousto–ultrasonics technique. 1st Hellenic Conference on Concrete Composite Materials 2000, Ksanthi, Greece
25. A. G. Dutton, M. Blanch, P. Vionis, V. Kolovos, D. R. V. van Delft, P. Joosse, A. Anastassopoulos, D. Kouroussis, T. Kossivas, J. ter Laak, T. P. Philippidis, Y. G. Kolaxis, G. Fernando, G. Zheng, T. Liu, A. Proust. Acoustic emission monitoring from wind turbine blades undergoing static and fatigue testing. 15th World Conference on Non–Destructive Testing 2000, Rome, Italy, paper IDN 553
26. A. G. Dutton, M. J. Blanch, P. Vionis, D. Lekou, D. R. V. van Delft, P. A. Joosse, A. Anastasopoulos, D. Kourousis, T. Kossivas, T. P. Philippidis, Y. G. Kolaxis, G. Fernando, A. Proust. Acoustic emission monitoring during certification testing of wind turbine blades. European Wind Energy Conference 2001 (EWEC), Eds. P. Helm, A. Zervos, Publ. WIP−Munich & ETA, Copenhagen, Denmark, 242-245
27. D. J. Lekou, P. S. Vionis, T. P. Philippidis. Damping characterization of rotor blades by means of full−scale testing. European Wind Energy Conference 2001 (EWEC), Eds. P. Helm, A. Zervos, Publ. WIP−Munich & ETA, Copenhagen, Denmark, 287-290
28. D. G. Aggelis, T. P. Philippidis, S. V. Tsinopoulos, J. T. Verbis, D. Polyzos. On the wave propagation in concrete. 5th International Workshop on Mathematical Methods in Scattering Theory and Biomedical Technology 2001, Corfu, Greece
30. A. E. Antoniou, T. T. Assimakopoulou, T. P. Philippidis. An acousto−ultrasonic approach for defect identification in FRP plates. Acoustics 2002, Patras, Greece
31. D. G. Aggelis, T. P. Philippidis, D. Polyzos, A. Anastassopoulos, A. Tsimogiannis. Determination of concrete strength and composition control using the technique of acousto–ultrasonics. Acoustics 2002, Patras, Greece
32. A. A. Anastasopoulos, D. A. Kouroussis, V. N. Nikolaidis, A. Proust, A. G. Dutton, M. Blanch, L. E. Jones, P. Vionis, D. J. Lekou, D. R. V. van Delft, P. A. Joosse, T. P. Philippidis, T. Kossivas, G. Fernando. Structural integrity evaluation of wind turbine blades using pattern recognition analysis on acoustic emission data. 25th European Conference on Acoustic Emission Testing 2002 (EWGAE), Prague, Czech Republic, Ed. P. Mazal, ISBN 80–214–2174–6, vol. I, 21–28
33. A. Anastasopoulos, D. A. Kouroussis, A. G. Dutton, M. J. Blanch, P. Vionis, D. J. Lekou, D. R. V. van Delft, P. A. Joosse, A. Proust, T. P. Philippidis, T. Kossivas, G. Fernando. Real–time evaluation of wind turbine blades with acoustic emission monitoring during certification tests. NDT.net 2002, vol. 7, No. 09, http://www.ndt.net/v07n09.htm
34. M. J. Blanch, D. A. Kouroussis, A. A. Anastasopoulos, V. N. Nikolaidis, A. Proust, A. G. Dutton, L. E. Jones, P. Vionis, D. J. Lekou, D. R. V. van Delft, P. A. Joosse, T. P. Philippidis, T. Kossivas, G. Fernando. Analysis of acoustic emission, acousto–ultrasonic and infra red thermography data from ten small wind turbine blade tests. Global Windpower 2002, Paris, France
35. D. Aggelis, T. P. Philippidis, D. Polyzos, A. Anastasopoulos, A. Tsimogiannis. Determination of concrete strength and water to cement ratio by using pattern recognition techniques on acousto–ultrasonic signals. 8th European Conference on Nondestructive Testing 2002 (ECNDT), Barcelona, Spain
36. A. G. Dutton, M. J. Blanch, P. Vionis, D. Lekou, D. R. V. van Delft, P. A. Joosse, A. Anastasopoulos, D. Kouroussis, T. Kossivas, T. P. Philippidis, T. T. Assimakopoulou, G. Fernando, C. Doyle, A. Proust. Acoustic emission condition monitoring of wind turbine rotor blades: Laboratory certification testing to large scale in–service deployment. European Wind Energy Conference 2003 (EWEC), Madrid, Spain
37. D. G. Aggelis, T. P. Philippidis. Stress wave propagation in fresh mortar. 3rd International Conference on Emerging Technologies in NDT 2003 (ETNDT), Thessaloniki, Greece
38. D. Kourousis, A. Anastasopoulos, A. Proust, A. G. Dutton, M. J. Blanch, P. Vionis, D. Lekou, P. A. Joosse, T. Kossivas, T. P. Philippidis, G. Fernando, C. Doyle. A novel approach for the non–destructive inspection of wind turbine blades. 3rd International Conference on Emerging Technologies in NDT 2003 (ETNDT), Thessaloniki, Greece (poster presentation)
39. A. E. Antoniou, T. T. Assimakopoulou, T. P. Philippidis. Delamination detection in thick composite laminates using guided ultrasonic waves. 11th European Conference on Composite Materials 2004 (ECCM), Rhodes, Greece
40. A. Smits, D. Van Hemelrijck, T. Philippidis, A. M. van Wingerde, A. Cardon. Optimization of a cruciform test specimen for bi–axial loading of fibre reinforced material systems. 11th European Conference on Composite Materials 2004 (ECCM), Rhodes, Greece
41. D. G. Aggelis, T. P. Philippidis. Stress wave propagation in fresh mortar. In: Emerging Technologies in Non Destructive Testing, Eds. Van Hemelrijck et al., Balkema publ. co., 2004, 241–245
42. D. G. Aggelis, T. P. Philippidis, S. V. Tsinopoulos, D. Polyzos. Wave dispersion in concrete due to microstructure. International Conference on Computational & Experimental Engineering & Sciences 2004 (ICCES), Madeira, Portugal
43. D. A. Saravanos, D. Varelis, T. S. Plagianakos, N. A. Chrysochoidis, T. T. Assimakopoulou, A. E. Antoniou, T. P. Philippidis. Modeling and design of composite wind turbine blades for enhanced damping. EAWE Conference 2004: The Science of Making Torque from Wind, Delft, The Netherlands, 568−581
44. P. Chaviaropoulos, E. S. Politis, D. J. Lekou, N. N. Sørensen, M. H. Hansen, B. H. Bulder, D. Winkelaar, C. Lindenburg, D. A. Saravanos, T. P. Philippidis, C. Galiotis, M. O. L. Hansen, T. Kossivas. Enhancing the damping of wind turbine rotor blades; The DAMPBLADE project. European Wind Energy Conference 2004 (EWEC), London, United Kingdom, 91−94
45. P. Vionis, T. Chaviaropoulos, S. Voutsinas, A. Zervos, N. Hatziargyriou, T. P. Philippidis, D. A. Saravanos. Recent developments in wind energy technology (in Greek). 3rd National Conference 2005 (RENES), RES Applications, Athens, Greece
46. T. T. Assimakopoulou, T. P. Philippidis. Damage monitoring of FRP composites through combined NDT measurements. European Wind Energy Conference 2006 (EWEC), Athens, Greece (poster presentation)
47. A. E. Antoniou, T. P. Philippidis. Optimizing material use in blade design by improving failure prediction methodology and introducing damage tolerant concepts in FRP composites. European Wind Energy Conference 2006 (EWEC), Athens, Greece
48. A. M. van Wingerde, D. R. V. van Delft, L. G. J. Janssen, T. P. Philippids, R. Broendsted, A. G. Dutton, T. K. Jacobsen, R. P. L. Nijssen, C. W. Kensche, D. J. Lekou, D. van Hemelrijck. Optimat Blades: Results and Perspectives. European Wind Energy Conference 2006 (EWEC), Athens, Greece, 69–72
49. P. Vionis, D. J. Lekou, G. Costales, J. Mieres, T. Kossivas, E. Soria, E. Gutierrez, C. Galiotis, T. P. Philippidis, S. Voutsinas, D. Hofmann. Development of a MW scale wind turbine for high wind complex terrain sites; the MEGAWIND project. European Wind Energy Conference 2006 (EWEC), Athens, Greece, CT3.3
50. V. A. Passipoularidis, T. P. Philippidis. Non linear damage accumulation and load sequence effects in life prediction of Gl/Ep composites. 27th RISO International Symposium on Material Science: Polymer Composite Materials for Wind Power Turbines 2006, Eds. H. Lilholt, B. Madsen, T. L. Andersen, L. P. Mikkelsen, A. Thygesen, RISO National Laboratory, Roskilde, Denmark, 287−296
51. D. J. Lekou, T. P. Philippidis. Influence of mechanical property variability on failure prediction of FRP laminates. 27th RISO International Symposium on Material Science: Polymer Composite Materials for Wind Power Turbines 2006, Eds. H. Lilholt, B. Madsen, T. L. Andersen, L. P. Mikkelsen, A. Thygesen, RISO National Laboratory, Roskilde, Denmark, 197−204
52. T. T. Assimakopoulou, T. P. Philippidis. Damage assessment of composites after fatigue by means of acoustic methods. 4th International Conference on Emerging Technologies in NDT 2007 (ETNDT), Stuttgart, Germany, 83−88
53. V. A. Passipoularidis, T. P. Philippidis. A life prediction methodology for composites based on progressive damage mechanics. Eccomas Thematic Conference on Mechanical Response of Composites, Composites 2007, Porto, Portugal
54. V. A. Passipoularidis, T. P. Philippidis. Reliability aspects of strength degradation after fatigue in wind turbine rotor blade composites. 6th International Symposium on Advanced Composites 2007 (COMP), Corfu, Greece
55. V. A. Passipoularidis, T. P. Philippidis. Residual strength degradation in the principal directions of a UD glass/epoxy laminate. International Conference on Structural Analysis of Advanced Materials 2007 (ICSAM), Patras, Greece
56. T. T. Assimakopoulou, T. P. Philippidis. An AE−model for residual strength prediction in fatigued FRP composites: parameter investigation. European Working Group on Acoustic Emission 2008 (EWGAE), Krakow, Poland, 256−261
57. D. J. Lekou, T. P. Philippidis. PRE− & POST−THIN: A tool for the probabilistic design and analysis of composite rotor blades. European Wind Energy Conference 2008 (EWEC), Brussels, Belgium, 146−150
58. D. J. Lekou, T. T. Assimakopoulou, T. P. Philippidis. Estimation of the uncertainty in measurement of composite material mechanical properties during static testing. European Wind Energy Conference 2009 (EWEC), Marseille, France, 36−41
59. K. C. Bacharoudis, T. P. Philippidis. Structural reliability analysis of a composite rotor blade in ultimate loading. 3rd EAWE Conference 2010: The Science of Making Torque from Wind, Heraklion, Greece
60. T. T. Assimakopoulou, T. P. Philippidis. Plate wave propagation as damage indicator in FRP composites under fatigue loading. 1st International Symposium on Nondestructive Testing of Materials and Structures 2011 (NDTMS), Istanbul, Turkey
61. I. T. Masmanidis, T. P. Philippidis. Stress analysis and failure prediction of bonded repair in rotor blades. 10th International Conference on Durability of Composite Systems 2012 (DURACOSYS), Brussels, Belgium