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Spiros Zinelis

Associate Professor

Phone: (+30) 210-746-1102
Email: szinelis[at]dent.uoa[dot]gr

Mailing Address:
2 Thivon Str, 115 27, Goudi, Athens, Greece

Ελληνική Έκδοση English Version

Education / Qualifications

  • 1994: B. Eng. Mining and Metallurgical Engineer. National Technical University of Athens (NTUA), Department of Mining Engineering and Metallurgy. Division of Metallurgy and Materials Science, Athens, Greece.
  • 2001: PhD in Metallurgy and Materials Science, Title of the thesis: “ Development of Ti alloys for Biomedical applications”, National Technical University of Athens (NTUA), Department of Mining Engineering and Metallurgy, Athens, Greece.

Academic and professional positions held

  • 1994-1999: Research fellow in Research Center for Biomaterials, Athens, Greece.
  • 2000-2005: Research fellow in Department of Biomaterials, School of Dentistry, University of Athens.
  • 2005-2009: Lecturer in Biomaterials, School of Dentistry, University of Athens
  • 2009-present: Assistant Professor in Biomaterials, School of Dentistry, University of Athens

Academic and professional responsibilities

  • Teaching undergraduate and postgraduate courses.
  • Member of Curriculum Committee of School of Dentistry, University of Athens (2005-2008, 2010-2011)
  • Supervision of Master and Doctoral Thesis in Biomaterials field.

Research Grants and Contracts

  • 2002-2003: Scholarship from the National Foundation for Scholarship for postdoctoral research entitled: “Assessment of optimum surface roughness for metal-ceramic bond strength of representative dental alloys’.
  • 2011: Scholarship from DAAD (German Academic Exchange Service) for the research protocol entitled “Effect of surface roughening treatments on the electrochemical behavior of Ti surfaces for implant dentistry”. The experimental part of this project was carried out in Dental and Biomaterials Research Group under the guidance of Prof Mueller in “Charité” Medical University of Berlin in September-October 2011.

Awards and Honours

  • 1994: Award for distinguished undergraduate studies. Technical Chamber of Greece.
  • 2003: The research study entitled ‘Comparative study of the effect of in vitro and in vivo aging on morphology, microstructure and elemental composition of nickel-titanium orthodontic archwires’ by Zinelis S, Gioka C, Makou M and Eliades T. published in Hellenic Orthodontic Review (in English and Greek) (2003:6;45-58) won the first award in 2004 from the European Federation of Orthodontics (FEO). This award is presented to the best scientific research published in European Journals in the field of Orthodontics.
  • 2008: The research study entitled ‘‘Micro CT evaluation of the marginal fit of different In-Ceram alumina coping” presented in June 2008 in Madrid won the second prize from the European Academy of Esthetic Dentistry.
  • 2012: The research study entitled “Interfacial characterization of all-ceramic core materials with veneering porcelain” by Tagmatarchis A, Tripodakis AP, Filippatos G, Zinelis S and Eliades G. won the first prize in 5th EAED Scientific Research Award of European Academy of Esthetic Dentistry (ΕΑΕD). This completion was held in Cesme, Turkey in 2012 during the 26th conference of EAED.


  • Fellow of Academy for Dental Materials
  • International Association for Dental Research(IADR)
  • American Society for Testing and Materials
  • American Society for Materials
  • Hellenic Society for Biomaterials
  • Technical Chamber of Greece

Research Theses - Books

  • 2001: PhD thesis: “Development of Ti alloys for Biomedical applications”.
  • 2006: Eliades T, Zinelis S. Biological Materials: Introduction to tissue engineering. Pashalidis Press. Athens 2006. ISBN-13 978-960-399-454-1
  • 2009: Eliades T, Zinelis S. English-Greek dictionary for mechanical terms Bonnissel’s Dental Press 2009

Selected publications in scientific journals

  • Zinelis S, Eliades T and Eliades G. A metallurgical characterization of ten endodontic Ni-Ti instruments: Assessing the clinical relevance of shape memory and superelastic properties of Ni-Ti endodontic instruments. Int Endod J 2010;(43):125–134.
  • Zinelis S, Barmpagadaki X, Vergos V, Chackmakchi M, Eliades G. Bond strength and interfacial characterization of eight low fusing porcelains to cp Ti according to ISO 9693 specification Dental Materials 2010;26:264-273.
  • Zinelis S, Thomas A  Syres K, Silikas N, Eliades G. Surface characterization of zirconia dental implants. Dental Materials 2010;26:295–305
  • Chatzistavrou E, Eliades T, Zinelis S, Athanasiou A, Eliades G Fluoride release from orthodontic a glass-ionomer adhesive in vitro and enamel fluoride uptake in vivo. Am J Orthod Dentofacial Orthop. 2010;137:458.e1-458.e8
  • Polyzois G, Lagouvardos P, Zinelis S, Frangou M. Peel testing of bond between PDMS prosthetic elastomers and cpTi: A Weibull analysis approach. Int J Adhes Adhes. 2010;30:500–504
  • Ntasi A, Müller WD, Eliades G, Zinelis S. The effect of Electro Discharge Machining (EDM) on the corrosion resistance of Co-Cr and Ti dental alloys. Dent Mater. 2010;26(12):e237-45
  • Zinelis S, Venetis G, Eliades T, Dimitrakopoulos I and Eliades G. Effect of in vitro aging on the stiffness of bioabsorbable fixation plates. J. Craniof Surg. 2011;22: 110-112.
  • Kosti E, Zinelis S, Molyvdas I. Lambrianidis T. Effect of root canal curvature on the failure incidence of rotary Ni-Ti endodontic instruments. Inter Endod J. 2011;44:917–925.
  • Zinelis S, Silikas N, Syres E and Eliades G. Surface Characterization of SLActive dental implant. European Journal of Esthetic Dentistry. 2012;7(1):72-92
  • Al Jabbari Y, Tsakiridis P, Eliades G, Al-Hadlaq S, Zinelis S. Assessment of geometrical characteristics of dental endodontic miro-instruments utilizing X-ray micro computed tomography. J Appl Oral Sci. 2012;20(6):655-660.

Areas of scientific interest

  • Characterization of biomaterials with modern analytical techniques.
  • Research for in vivo aging mechanisms of biomaterials based on retrieval analysis.
  • Development of novel materials for biomedical applications.

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