PUBLICATIONS – CONFERENCES

1.      Lokkas, P. and Croll, J.G.A. Experimental investigation of combined sway and non-sway buckling of frames. Published in the journal EXPERIMENTAL MECHANICS, Oxford UK, August 1998, Vol.1, pp 341-348.

2.      Lokkas, P. and Croll, J.G.A. Theory of Combined Sway and Nonsway Frames Buckling. Published in the JOURNAL OF ENGINEERING MECHANICS of ASCE 'American Society of Civil Engineers' Vol. 126, No. 1, January, 2000, pp. 84-92.

3.      Lokkas, P. A Rational Approach on the Study of a Uniaxial Buckling Model. Presented at the 4th GRACM Congress on Computational Mechanics, in the University of Patras, Greece, 27-29 June 2002 and published in the Proceedings (Vol. 1, pp. 258-268) of the Congress.

4.      Lokkas, P. A Rational Approach on the Study of a Biaxial Buckling Model. Presented at the 4th  GRACM Congress on Computational Mechanics, in the University of Patras, Greece, 27-29 June 2002 and published in the Proceedings (Vol. 1, pp. 248-257) of the Congress.

5.      Lokkas, P. A Search on the Instability of Frame Structures Tested to Buckling Under Side Sway. Presented at the 4th GRACM Congress on Computational Mechanics, in the University of Patras, Greece, 27-29 June 2002 and published in the Proceedings (Vol. 1, pp. 284-290) of the Congress.

6.      Lokkas, P. and Papapolymerou, G. Human Impact on Health and Environmental Water Sustainability. Presented on the 20th European Conference on Operational Research (OR) and the MANAGEMENT of ELECTRONIC SERVICES, in Rhodes Island, Greece, 4-7 July 2004.

7.      Lokkas, P. Engineering contribution to a water sustainability policy. Presented on the 4th GLOBAL CONGRESS ON ENGINEERING EDUCATION, in Bangkok, Thailand, 5-9 July 2004.

8.      P.G. Lokkas & G. Papapolymerou The Engineering Direction of Technological Educational Institutes in Greece. Presented at the 8th UICEE Annual Conference on Engineering Education, in Kingston, Jamaica, 7-11 February 2005 and published in the Proceedings (pp. 295-298) of the Conference.

9.      Vasiloglou Vasilios, Lokkas Philotheos, Gravanis George. A new methodology of multicriteria analysis in water resources management. Presented at the 5th International Fair & Conference for Environmental Technology, in Athens, Greece, 3-6 February 2005.

10.   Lokkas, P.G. The role of the Hellenic National Academic Recognition and Information Centre (NARIC) in Engineering. Presented at the 9th UICEE Annual Conference on Engineering Education, in Muscat, Oman, 11-15 February 2006 and published in the Proceedings (pp. 79-81) of the Conference.

11.   Vassiloglou V., Lokkas P., Gravanis G., Moustou F. A new application methodology of multicriteria analysis and criteria for a placement selection of the waste processing units. Presented at the Conference of Waste Processing Units, in Portaria, Greece, 8-9 April 2006 and published in the in the Proceedings (pp. 415-422) of the Conference.

12.   Vasiloglou V., Lokkas F., Gravanis G., Moustou F. A new methodology of multicriteria analysis and criteria for a placement selection of the waste processing units. Presented at the Conference of Waste Processing Units of small scale in Portaria, Greece, 8-9 April, 2006. Published on pp. 415-422 of the Conference’s Proceedings with ISBN: 960-89090-1-5.

13.   Magalios S., Kotsopoulos S., Alexiou I., Gravanis G., Lokkas P., Basdanis V. Application of GIS in flooding analysis of streams of Mt. Ossa using hydrologic parameters. Presented at the 21st European Conference for ESRI users (ArcGIS ArcInfo - ArcView), in Athens, Greece, 6-8 November 2006.

14.   Kotsopoulos S., Alexiou I., Lokkas P., Gravanis G., Magalios S. Estimating the evaporation losses of the reservoirs of the Larissa county. Presented at the 10th Panhellenic Scientific Conference, in Xanthi, Greece, 13-16 December 2006 and published in the in the Proceedings (Vol. A' pp. 87-94) of the Conference.

15.   Magalios S., Kotsopoulos S., Alexiou I., Gravanis G., Lokkas P., Basdanis V., Spatial variation of hydrological indices for floods estimation of streams in the region of Ossa. Presented at the 10th Panhellenic Scientific Conference, in Xanthi, Greece, 13-16 December 2006 and published in the in the Proceedings (Vol. A' pp. 103-110) of the Conference.

16.   P. Lokkas, S. Kotsopoulos, J. Alexiou, G. Gravanis, S. Magalios, W. Vassiloglou, How spatial variation of main hydrological parameters affects stream floods in the region of mount Ossa, Greece. Presented at the 10th UICEE Annual Conference on Engineering Education, in Shanghai, People’s Republic of China, 19-23 March 2007.

17.   S. Kotsopoulos, J. Alexiou, P. Lokkas, G. Gravanis, S. Magalios, The effectiveness of the Pinios river local-water-tanks to cover the irrigation needs. Presented at the 5th National Conference of Agricultural Mechanics at the TEI of Larissa, Greece, 18-20 October, 2007.

18.   P. Lokkas, S. Kotsopoulos, J. Alexiou, G. Gravanis, V. Vassiloglou, S. Magalios, V. Kassos, The influence of hydrological parameters on the stream floods of a mountainous area in Thessaly, Greece. Presented at the 9th WSEAS International Conference on MATHEMATICAL and COMPUTATIONAL METHODS in SCIENCE and ENGINEERING (MACMESE'07) in the UWI, Trinidad & Tobago Islands, 5-7 November, 2007 and published in the in the Proceedings (pp. 167-171) of the Conference.

19.   P. Lokkas, S. Kotsopoulos, J. Alexiou, G. Gravanis, V. Vassiloglou, S. Magalios, V. Kassos, The efficiency of water reservoirs at the region of the former Lake Karla in Thessaly to meet irrigation water requirements. Presented at the 5th WSEAS International Conference on ENVIRONMENT, ECOSYSTEMS and DEVELOPMENT (EED'07) in Tenerife, Canary Islands, 14-16 December, 2007.

20.   V. Vasiloglou, F. Lokkas, G. Gravanis, New tool for wastewater treatment units location. Presented at the 2nd Conference on Small and Decentralized Water and Wastewater Treatment Plants (SWAT), A. Zouboulis - A. Kungolos - P. Samaras, Grafima Publications, pp. 307 - 312, ISBN: 978-960-89818-9-8. Skiathos Island, Greece, May 2-4, 2008.

21.   V. Vasiloglou, F. Lokkas, G. Gravanis, New tool for wastewater treatment units location. Presented at the 2nd Conference on Small and Decentralized Water and Wastewater Treatment Plants (SWAT), A. Zouboulis - A. Kungolos - P. Samaras, Grafima Publications, Desalination, Volume 248, Issues 1-3, pp. 1039 - 1048. Skiathos Island, Greece, May 2-4, 2008. Accepted for publication in the ELSEVIER journal on 22-10-2008 and published on 15th November 2009.

22.   Kotsopoulos S., Alexiou I., Lokkas P., Kalfountzos D., Gravanis G. and Magalios, Reliability of the reservoirs at the region of the former lake Karla in Thessaly in meeting crop water requirements. 7th International Conference on Water Resources Conservancy and Risk Reduction Under Climatic Instability (EWRA 2009), Limassol, Cyprus, 25-27 June 2009.

23.   E.D. Farsirotou, J.V. Soulis, P.G. Lokkas, Numerical modelling of river bed evolution in abrupt hydraulic changes. Presented at the 6th International Symposium of Environmental Hydraulics, Athens, Greece, 23 - 25 June 2010 and published in Vol. 1, pp. 311-315 of the Proceedings, Taylor & Francis Group, London, ISBN 978-0-415-58475-3.

24.   Maria G. Stathouraki and Dr Philotheos G. Lokkas, An approach to design of effective and efficient supports of double-layer grids subject to seismic and thermal loadings. Presented in December 2012 at The 1st Virtual International Conference on Advanced Research in Scientific Areas (ARSA-2012) Slovakia, December 3 - 7, 2012 and published in the Proceedings of Conference.

25.   Agelos Papaioannou, George Rigas, Sotiria Kella, Filotheos Lokkas, Dimitra Dinouli, Argiris Papakonstantinou, Xenofon Spiliotis, Panagiotis Plageras, Assessment of Groundwater Quality by Chemometrics. Accepted on 1st April 2014 and published in the journal 'Water Environment Research' Vol. 88, Issue 7, pp. 631-643, on 1st July 2016, https://doi.org/10.2175/106143016X14609975746523.

26.   Nikolaos Alamanis, Philotheos Lokkas & Vassiliki Margaritopoulou, Towards a Consistent Simplified Approach on the Strength of a Pier Based on Piles Founded on a Ground of Insufficient Stability. Published in the journal "American Scientific Research Journal for Engineering, Technology, and Sciences" (ASRJETS), in August 2017, Vol 35, No 1, pp. 138-155.

27.   Ioannis Baloukas, Nikolaos Alamanis, Grigorios Papageorgiou, Charilaos Karipidis, Philotheos Lokkas, Nikolaos Xafoulis & Ioannis Chouliaras, Implementing a Static Cone Penetration Test In Infrastructure Works. Published in the journal American Scientific Research Journal for Engineering, Technology, and Sciences (ASRJETS), in October 2020, Vol 72, No 1, pp. 214-229.

28.   Philotheos Lokkas, Emmanouil Papadimitriou, Nikolaos Alamanis, Grigorios Papageorgiou, Dimitrios Christodoulou, Theodoros Chrisanidis, Significant Foundation Techniques for Education: A Critical Analysis. Published in the journal WSEAS Transactions on Advances in Engineering Education, ISSN / E-ISSN: 1790-1979 / 2224-3410, in February 2021, Vol 18, 2021, Art. #2, pp. 7-26 DOI: 10.37394/232010.2021.18.2.

29.   Philotheos Lokkas, Ioannis Chouliaras, Theodoros Chrisanidis, Dimitrios Christodoulou, Emmanouil Papadimitriou, Evangelos Paschalis Historical background and evolution of Soil Mechanics. Published in the journal WSEAS Transactions on Advances in Engineering Education, ISSN / E-ISSN: 1790-1979 / 2224-3410, Volume 18, 2021, Art. #10, in August 2021, pp. 96-113. DOI: 10.37394/232010.2021.18.10.

30.   Nikolaos Alamanis, Philotheos Lokkas, Theodoros Chrysanidis, Dimitrios Christodoulou, Evangelos Paschalis Assessment Principles for the Mechanical Behavior of Clay Soils. Published in the journal WSEAS Transactions on Applied and Theoretical Mechanics, ISSN / E-ISSN: 1991-8747 / 2224-3429, Volume 16, 2021, Art. #6, in August 2021, pp. 47-61. DOI: 10.37394/232011.2021.16.6.

31.   Philotheos Lokkas, Nikolaos Alamanis, Nikolaos Xafoulis, Grigorios Papageorgiou, Evangelos Paschalis A consistent approach on the optimization of the existing forms of energy. Presented at the ESCC 8th International Conference on Energy, Sustainability and Climate Change, Aug 30 – Sep 3, 2021, Volos, Greece.

32.   Dimitrios Christodoulou, Philotheos Lokkas, Ioannis Markou, Alexandros Droudakis, Ioannis Chouliaras, Nikolaos Alamanis Principles and Developments in Soil Grouting: A Historical Review. Published in the journal WSEAS Transactions on Advances in Engineering Education, ISSN / E-ISSN: 1790-1979 / 2224-3410, Volume 18, November 2021, Art. #18, p.175-191, με DOI: 10.37394/232010.2021.18.18.

33.   Dimitrios Christodoulou, Philotheos Lokkas, Alexandros Droudakis, Xenofon Spiliotis, Dorothea Kasiteropoulou and Nikolaos Alamanis The Development of Practice in Permeation Grouting by using Fine-grained Cement Suspensions. Published in the Asian Journal of Engineering and Technology (ISSN: 2321 – 2462) Volume 9 – Issue 6, December 2021.

34.   Philotheos Lokkas, Nikolaos Alamanis, Nikolaos Xafoulis, Grigorios Papageorgiou, Evangelos Paschalis, Dimos Zachos An Approach on the Renewable Energy Sources. Published in the sector of Operations Research in Applied Energy, Environment, Climate Change and Sustainability of the Springer Nature journal, on the 15th April 2022, https://doi.org/10.1007/s43069-022-00138-8.

35.   Nikolaos Alamanis, Philotheos Lokkas, Nikolaos Xafoulis, Grigorios Papageorgiou, Dimitrios Christodoulou, Evangelos Paschalis and Dimos Zachos Evaluation of Engineering knowledge through an interactive Escape Room game. Presented at the ESCC 9th International Conference on Energy, Sustainability and Climate Crisis, in Aug 29 – Sep 2, 2022, in Paphos, Cyprus.

36.   Nikolaos Alamanis, Philotheos Lokkas, Nikolaos Xafoulis, Theodoros Chrysanidis, Georgia Garani, Grigorios Papageorgiou, Dimitrios Christodoulou, Evangelos Paschalis and Dimos Zachos Assessing Multiple Engineering Tasks via Escape Room game. Published in the International Journal of Theoretical and Applied Mechanics (ISSN: 2367-8992) Volume 8, September 9, 2024.