Bio
Title:
Professor
Division:
The Condensed Matter Division
Office:
Στον 3ο όροφο του Ανατολικού κτιρίου Φυσικής
Address:
Πανεπιστήμιο Πατρών, Τμήμα Φυσικής, 26500 Πάτρα
Phone:
+30 2610 997487
Email:
vitorato@physics.upatras.gr
Hours Availability:
πρόσβαση στο γραφείο-εργαστ.: ελεύθερη-free
Courses
Short Bio

Dr. Evagelos Vitoratos, Professor,Department of Physics, University of Patras, GR-26500, Greece,e-mail: vitorato@physics.upatras.gr

Areas of Interest: Condensed Mater Physics: Electronic Transport properties in solids (Conducting polymers -semiconductors), Materials for Organic Electronics, Teaching Physics (Demonstration Experiments), Education in Physics, Philosophy of Science, Physics of Music.

Teaching Activities: General Physics. Atomic Physics. Demonstration Experiments in Physics. Analysis of Experimental Data. Electronic Transport properties in Conducting Polymers. History and Philosophy of Science. Magnetic Materials and Applications. Music through Physics and Mathematics.

Erasmus Departmental Coordinator.

Delegate to: a) EUPEN (European Physics Education Network), b) Tuning Educational Structures in Europe, c) STEPS (Stakeholders Tune European Physics Studies), d) STEPS-TWO project.

Typical Scientific Publications (in Condensed Mater):

1. E.Vitoratos, S.Sakkopoulos, E.Dalas, N.Paliatsas, D. Karageorgopoulos, F. Petraki, S.Kennou, S.A.Choulis, Thermal degradation mechanisms of PEDOT:PSS, Organic Electronics, v.:10, pp.: 61-66, 2009

2. Vitoratos E, An analysis of DC conductivity in terms of degradation mechanisms induced by thermal aging in polypyrrole/polyaniline blends. , Current Applied Physics , v.:5(6), pp.: 579-582 , 2005

3. Conductivity Degradation Due to Thermal Aging in Conductin Polyaniline and Polypyrrole. S. Sakkopoulos, E. Vitoratos and E. Dalas. Synthetic Metals 92(1): 63-67 (1998).

4. Thermopower Sign Reversal vs Temperature and dc Conductivity in Polyaniline Derivatives. S. Sakkopoulos, E. Vitoratos, E. Dalas, G. Pandis and D. Tsamouras. Journal of Physics: Condensed Matter ­4(9)­, 2231-2237 (1992).

5. Energy-band diagram for pyrrhotite, S. Sakkopoulos, E. Vitoratos and T.Argyreas. J. Phys. Chem. Solids ­45­, 923-928 (1984)

In Science Education – History and Philosophy of Science:

1. P.Pantidos, K. Valakas, E. Vitoratos, K. Ravanis, Towards applied semiotics: An analysis of iconic gestural signs regarding physics teaching in the light of theatre semiotics, Semiotica, v.:172(1/4), pp.:201-231, 2008

2. The use of Drama in Science Education: “The Case of Blegdamsvej Faust”. P. Pantidos, P. Spathi and E. Vitoratos. Science and Education 10 107-117 (2001).

3. Atomism: A Fundamental Concept in Ancient Philosophical Theories of two Different Cultures, Indian and Greek. European Physical Society Conference. Athens 2005. Also published in the book: “Notions of Physics in Natural Philosophy” , Cambridge Scholars Publishing. Edited by G. Vlahakis. ISBN(10): 1-84718-430-8, pages: 97-109 (2008).

4. Empirical Foundation of Atomism in Ancient Greek Philosophy. S. Sakkopoulos and E. Vitoratos. Science and Education 5 293-303 (1996).

5. “Does the Lesson of Physics Encourages the Emergence of General Speculation, or simply Appears to Give Absolute Truths?” E. Vitoratos and S. Sakkopoulos. 2nd International Conference on Science Education (11-13 Nov. 2002) Cyprus Pedagogical Institute. Nicosia Cyprus. Conf. Proc. pp. 509-517.

Complete list of publications in: ISI Web of Knowledge (http://apps.isiknowledge.com/ )

and in Scopus (http://www.scopus.com/scopus/home.url). [Dec.2008 – OnePageCV]

Research Activities
  1. S. Sakkopoulos, E. Vitoratos and T.Argyreas , Energy-band diagram for pyrrhotiteJournal of Physics and Chemistry of . Solids , v.:45, pp.: 923-928 , 1984
  2. S.Sakkopoulos, E. Vitoratos and T. Argyreas , Impurity-band conduction in natural pyrrhotiteJournal of Applied Physics, v.:55, pp.: 595-597 , 1984
  3. S. Sakkopoulos, E. Vitoratos and T. Argyreas , Correlation between chemical bonds and properties in pyrrhotiteJournal of Chemical Education , v.:63, pp.: 665-666 , 1986
  4. Ε.Vitoratos and S. Sakkopoulos, A versatile device for supporting the sample holder in a cryostat.J. Phys. E: (Scientific Instruments) , v.:20, pp.: 1517 , 1987
  5. E. Vitoratos and S. Sakkopoulos , Τransverse magnetoresistance in pyrrhotite for Bc, E. Journal of Applied Physics, v.:61, pp.: 1928-1930 , 1987
  6. E. Vitoratos and S. Sakkopoulos, Magnetoresistance of FeS 1.14 Single Crystals for B//c. ¬J. de Physique-Paris [& International Conf. on Magnetism, Paris France, July 25-29, 1988]. , v.:49(C8), pp.: 193-194 , 1988
  7. E. Dalas, S. Sakkopoulos, J. Kallitsis, E. Vitoratos and P.G. Koutsoukos, Crystal Growth of Polycrystaline α-CdS on conducting PolymersLangmuir, v.:6(8), pp.: 1356-1359 , 1990
  8. Ch.Krontiras,S.N.Georga, S.Sakkopoulos, E.Vitoratos and Jorma Salmi, Resistivity and Hall coefficient of CoGe and CoGe2 thin filmsJ. Phys.: Condensed Matter , v.:2, pp.: 3323-3328 , 1990
  9. E. Dalas, J.Kallitsis, S.Sakkopoulos, E.Vitoratos and P.G.Koutsoukos, Cadmium sulfide precipitation in aqueous media: Spontaneous precipitation and Controlled Overgrowth on Polyaniline Journal of Colloid and Interface Science , v.:141(1), pp.: 137-145 , 1991
  10. E.Dalas, J.Kallitsis, S.Sakkopoulos, E.Vitoratos, Th.F.Zafiropoulos and P.G.Koutsoukos , Chemical Synthesis and Electrical Properties of Conducting Polyaniline-Polypyrrole Composites. Synthetic Metals [& Int. Conf. on Science and Technology of Synthetic Metals, ICSM, Tubingen Germany, Sept. 3-7, 1990]., v.:41-43, pp.: 963 , 1991
  11. S. Sakkopoulos, E. Vitoratos, E. Dalas, G. Pandis and D. Tsamouras., Thermopower Sign Reversal vs Temperature and dc Conductivity in Polyaniline Derivatives. Journal of Physics: Condensed Matter , v.:4(9), pp.: 2231-2237 , 1992
  12. Ε. Dalas, S. Sakkopoulos, E. Vitoratos, L. Kobotiatis and G. Maroulis., Aqueous Precipitation and Electrical Properties of In2S3. Characterization of the In2S3/Polyaniline and In2S3/Polypyrrole Heterojunctions. Journal of Materials Science , v.:28(20), pp.: 5456-5460 , 1993
  13. D. Tsamouras, E. Dalas, S. Sakkopoulos and E. Vitoratos., Characterization of Sulfides/Polyaniline and Sulfides/Polypyrrole Contacts. ¬Applied Surface Science, [&6th International Conference on Solid Films and Surfaces, ICSFS-6, Paris France, June 29-July 3, Conf. Proc. Abs. p. 87]. , v.:65-66, pp.: 388-393 , 1993
  14. E. Dalas, S.N. Koklas, E. Vitoratos and S. Sakkopoulos., Novel Metallic Materials Constructed from Epoxidized Styrene- butadiene Copolymers and Copper Oxide. Journal of Materials Sience Letters , v.:12, pp.: 497-499 , 1993
  15. D. Tsamouras, E. Dalas, s. Sakkopoulos and E. Vitoratos. , Novel pH – Sensitive Films Constructed from Polypyrrole Composites. Physica Scripta [& 13th General Conference of the Condensed Matter Division of the European Physical Society, Regensburg Germany, March 29 – April 2, 1993] , v.:48, pp.: 521-524 , 1993
  16. E. Dalas, S. Sakkopoulos, and E. Vitoratos., Chemical Preparation, d.c. Conductivity and Thermopower of Polyaniline and Polypyrrole Composites. Journal of Materials Science , v.:29(15), pp.: 4131-4133 , 1994
  17. S. Sakkopoulos, E. Vitoratos, S.N. Koklas and E. Dalas., Resistivity of Epoxidized Styrene-Butadiene-Cupric Oxide Polymer.Synthetic Metals , v.:72(2), pp.: 177-180 , 1995
  18. S. Sakkopoulos and E. Vitoratos, Empirical Foundation of Atomism in Ancient Greek PhilosophyScience and Education , v.:5, pp.: 293-303 , 1996
  19. E. Dalas, C.D. Xenos, S. Sakkopoulos and E. Vitoratos, Epoxidized Styrene-Butadiene-Cupric Oxide Polymer Used as a Cathode in the Construction of a Novel solid -Electrolyte Dry Cell. Applied Surface Science , v.:119(3-4), pp.: 313-317 , 1997
  20. S. Sakkopoulos, E. Vitoratos and E. Dalas., Conductivity Degradation Due to Thermal Aging in Conducting Polyaniline and Polypyrrole. Synthetic Metals , v.:92(1), pp.: 63-67 , 1998
  21. E. Dalas, S. Sakkopoulos and E. Vitoratos, Thermal Degradation of the Electrical Conductivity in Polyaniline and Polypyrrole Composites. Synthetic Metals , v.:114(3), pp.: 365-368 , 2000
  22. P. Pantidos, P. Spathi and E. Vitoratos., The use of Drama in Science Education: “The Case of Blegdamsvej Faust”.Science and Education , v.:10, pp.:107-117 , 2001
  23. A. Papathanassiou, I. Sakellis, J. Grammatikakis, S. Sakkopoulos, E. Vitoratos and E. Dalas. , Effect of Hydrostatic Pressure on the d.c. conductivity of fresh and thermally aged polypyrrole-polyaniline conductivity blends. Journal of Physics D – Applied Physics , v.:35(17), pp.: L85-L87 , 2002
  24. S.Sakkopoulos, E.Vitoratos, J. Grammatikakis, A. Papathanassiou and E. Dalas., Electrical Conductivity and TSDC study of the thermal aging in conductive polypyrrole/polyaniline blends. Journal of Materials Science , v.:37(14), pp.: 2865-2869 , 2002
  25. A. Papathanassiou, J. Grammatikakis, S. Sakkopoulos, E. Vitoratos and E. Dalas. , Localized and long distance charge hopping in fresh and thermally aged conductive copolymers of polypyrrole and polyaniline studied by combined TSDC and dc conductivity. Journal of Physics and Chemistry of Solids , v.:63(9), pp.: 1771-1778 , 2002
  26. A. Papathanassiou, I. Sakellis, J. Grammatikakis, S. Sakkopoulos, E. Vitoratos and E. Dalas. , An insight into the localization of charge carriers in conducting polyaniline by analyzing thermally stimulated depolarization signals. Solid State Communications , v.:125, pp.: 95-98 , 2003
  27. L.F. Donà dalle Rose, F. Cornet, E. Cunningham, M.C. do Carmo, M. Ebel, H. Ferdinande, H. Geurts, E. Gozzi, W.G. Jones, J. Niskanen, G. Nyman, J.C. Rivoal, P. Sauer, S. Steenstrup and E.G. Vitoratos, Conclusions and Recommendations from the Pilot Project “Tuning Educational Structures in EuropeINQUIRIES INTO EUROPEAN HIGHER EDUCATION IN PHYSICS [ Proceedings of the 6th EUPEN General Forum. Varna. Sept. 2002. Eds.:H. Ferdinande, T. Formesyn, E. Valke, Univ. of Gent. Belgium. ISBN: 90-804859-6-9]., v.: 7, pp.: 25-44, 2003
  28. L.F. Donà dalle Rose, F. Cornet, E. Cunningham, M.C. do Carmo, M. Ebel, H. Ferdinande, H. Geurts, E. Gozzi, W.G. Jones, J. Niskanen, G. Nyman, J.C. Rivoal, P. Sauer, S. Steenstrup and E.G. Vitoratos, Learning Outcomes: Generic SkillsINQUIRIES INTO EUROPEAN HIGHER EDUCATION IN PHYSICS [ Proceedings of the 6th EUPEN General Forum. Varna. Sept. 2002. Eds.:H. Ferdinande, T. Formesyn, E. Valke, Univ. of Gent. Belgium. ISBN: 90-804859-6-9]., v.: 7, pp.: 45-52, 2003
  29. L.F. Donà dalle Rose, F. Cornet, E. Cunningham, M.C. do Carmo, M. Ebel, H. Ferdinande, H. Geurts, E. Gozzi, W.G. Jones, J. Niskanen, G. Nyman, J.C. Rivoal, P. Sauer, S. Steenstrup and E.G. Vitoratos, Operational Definitions of the Core Contents, in Tuning Educational Structures in EuropeTuning Educational Structures in Europe, Universidad de Deusto, Bilbao, Spain, ISBN: 84-7485-871-2. , pp.:185-211, 2003
  30. L.F. Donà dalle Rose, F. Cornet, E. Cunningham, M.C. do Carmo, M. Ebel, H. Ferdinande, H. Geurts, E. Gozzi, W.G. Jones, J. Niskanen, G. Nyman, J.C. Rivoal, P. Sauer, S. Steenstrup and E.G. Vitoratos, The Academics’ Evaluation of the Specific Competences, in Tuning Educational Structures in EuropeTuning Educational Structures in Europe, Universidad de Deusto, Bilbao, Spain, ISBN: 84-7485-871-2. , pp.: 171-185, 2003
  31. Papathanassiou AN, Sakellis I, Grammatikakis J, Vitoratos E, Sakkopoulos S, Dalas E, Low frequency a.c. conductivity of fresh and thermally aged polypyrrole-polyaniline conductive blendsSynthetic Metals , v.:142 (1-3), pp.: 81-84 , 2004
  32. Papathanassiou AN, Grammatikakis J, Sakellis I, Sakkopoulos S, Vitoratos E, Dalas E., Low frequency dielectric relaxation phenomena in conducting polypyrrole and conducting polypyrrole-zeolite compositesJournal of Applied Physics , v.:96 (7), pp.: 3883-3888 , 2004
  33. E. Dalas, E. Vitoratos, S. Sakkopoulos, P. Malkaj., Polyaniline/zeolite as the cathode in a novel gel electrolyte primary dry cell. Journal of Power Sources , v.:128, pp.: 319-325 , 2004
  34. Vitoratos E, An analysis of DC conductivity in terms of degradation mechanisms induced by thermal aging in polypyrrole/polyaniline blends. Current Applied Physics , v.:5(6), pp.: 579-582 , 2005
  35. E. Vitoratos, S. Sakkopoulos, Ch. Anestis, J. Spiliotopoulos, K. Govender, D.S. Boyle and P. O’Brien., D.C. Conductivity of Transparent Conductive ZnO:Al Films in the Temperature Range 80 – 360 K.Ionics, v.:11(3-4), pp.: 259-261, 2005
  36. Papathanassiou AN, Grammatikakis J, Sakellis I, Sakkopoulos S, Vitoratos E, Dalas E. , Hopping charge transport mechanisms in conducting polypyrrole: Studying the thermal degradation of the dielectric relaxation. Applied Physics Letters, v.:87(15), p.: 154107 , 2005
  37. Sakkopoulos S, Vitoratos E, Dalas E, Kyriakopoulos N, Malkaj P, Argyreas T., Shrinking rate of conducting grains in HCI-protonated polyaniline, polypyrrole, and polypyrrole/polyaniline blends with their thermal aging.Journal of Applied Polymer Science , v.:97 (1), pp.: 117-122 , 2005
  38. L.F. Donà dalle Rose, F. Cornet, E. Cunningham, M.C. do Carmo, M. Ebel, H. Ferdinande, H. Geurts, E. Gozzi, W.G. Jones, J. Niskanen, G. Nyman, J.C. Rivoal, P. Sauer, S. Steenstrup and E.G. Vitoratos, The Physics Degree Profiles in the Bologna Process, in Tuning Educational Structures in EuropeTuning Educational Structures in Europe, , pp.: 134-155, 2005
  39. Papathanassiou AN, Grammatikakis J, Sakellis I, Sakkopoulos S, Vitoratos E, Dalas E., Thermal degradation of the dielectric relaxation of 10-90% (w/w) zeolite-conducting polypyrrole compositesSynthetic Metals , v.:150 (2), pp.: 145-151 , 2005
  40. Malkaj P, Dalas E, Vitoratos E, Sakkopoulos S, pH electrodes constructed from polyaniline/zeolite and polypyrrole/zeolite conductive blendsJOURNAL OF APPLIED POLYMER SCIENCE, v.:101 (3), pp.: 1853-1856 , 2006
  41. Vitoratos E, Sakkopoulos S, Dalas E, Malkaj P, Anestis Ch. , DC conductivity and Thermal Aging of Conducting Zeolite/Polyaniline and Zeolite/ Polypyrrole blendsCurrent Applied Physics, v.:7(5), pp. 578-581, 2007
  42. S. Sakkopoulos, E. Vitoratos, E. Dalas, A.N. Papathanassiou, J. Grammatikakis and I. Sakellis.”, A Combined Experimental and Theoretical Study of Thermal Degradation Phenomena in Conductive Polyaniline, polypyrrole and their BlendsRecent Research Topics and Developments in Chemical Physics: From Quantum Scale to Macroscale ISBN: 978-81-7895-316-8. Research Signpost, Kerala, India, 197-223, 2008
  43. E. Vitoratos, S. Sakkopoulos, Atomism: A Fundamental Concept in Ancient Philosophical Theories of two Different Cultures, Indian and Greek. Notions of Physics in Natural Philosophy, Cambridge Scholars Publishing. Edited by G. Vlahakis. ISBN(10): 1-84718-430-8 , pp.:97-109, 2008
  44. L.F. Donà dalle Rose, E. Cunningham, M.C. do Carmo, M. Ebel, H. Ferdinande, H. Geurts, W.G. Jones, E. Kierlik, F. Matteucci, J. Niskanen, G. Nyman, P. Sauer, S. Steenstrup o. Suk, L. Tugulea and E.G. Vitoratos, Reference Points for the Design and Delivery of Degree Programmes in PhysicsTuning Educational Structures in Europe, ISBN:978-84-9830-168-7, pp.:1-86, 2008
  45. P.Pantidos, K. Valakas, E. Vitoratos, K. Ravanis, Towards applied semiotics: An analysis of iconic gestural signs regarding physics teaching in the light of theatre semioticsSemiotica, v.:172(1/4), pp.:201-231, 2008
  46. E.Vitoratos, S.Sakkopoulos, E.Dalas, N.Paliatsas, D. Karageorgopoulos, F. Petraki, S.Kennou, S.A.Choulis, Thermal degradation mechanisms of PEDOT:PSSOrganic Electronics, v.:10, pp.: 61-66, 2009