Publications

Α. Theses

1. «The application of geophysical techniques in geological and environmental investigation of coastal waterlands (Korissia laggon, Corfu Isl.)». Graduate Thesis. Supervisor: Alexopoulos Ioannis, Lecturer, 2006, NKUA – Faculty of Geology and Geoenvironment. Download pdf

2. «Exploration of hydrogeological and environmental conditions with geophysical techniques, at selected sites in Chios island (Greece)». Master Thesis. Supervisor: Papadopoulos Taxiarchis, Professor, 2009, NKUA – Faculty of Geology and Geoenvironment. Download pdf

3. «Application of geophysical technique to the investigation of tectonic structures in urban and suburban environments. A case study in Athens basin». Ph.D. Thesis. Supervisor: Alexopoulos Ioannis, Assoc. Professor, 2018, NKUA – Faculty of Geology and Geoenvironment. Download pdf

Β. Publications in international and national scientific journals

1. Alexopoulos J.D., Tomara V., Vassilakis Em., Papadopoulos T.D., Dassenakis M., Poulos S., Voulgaris N., Dilalos S., Ghionis G., Goumas G., Pirlis E., 2007. A contribution to environmental Research οf The Korissia Coastal Wetland (Corfu Isl., Greece), With the Application οf Combined Geological and Geophysical Methods Supported by Geographic Information Systems. Bulletin of Geological Society of Greece, 40(4), 1892-1903. http://dx.doi.org/10.12681/bgsg.17187 Download pdf

2. Alexopoulos J.D., Dilalos S., 2010. Geophysical research for geological structure determination in the region of South Mesogheia (Attica). Bulletin of the Geological Society of Greece, 43(4), 1898-1906. http://dx.doi.org/10.12681/bgsg.11381 Download pdf

3. Alexopoulos J., Vassilakis Em., Dilalos S., 2013. Combined geophysical investigations for detailed groundwater flow modeling in tectonically deformed fractured rocks.  Annals of Geophysics, 56(6), S0669, 7p. https://doi.org/10.4401/ag-6236 Download pdf

4. Fountoulis I., Vassilakis Em., Mavroulis S., Alexopoulos J., Dilalos S., Erkeki A., 2015. Synergy of tectonic geomorphology, applied geophysics and remote sensing techniques reveals new data for active extensional tectonism in NW Peloponnese (Greece). Geomorphology, 237, 52-64. https://doi.org/10.1016/j.geomorph.2014.11.016

5. Lazogiannis K., Poulos S., Giannouli D.H, Sifnioti D.E., Tsanakas K., Tsoutsia A., Dilalos S., Gkionis, E. Vassilakis, S. Petrakis, D. Tarasi, G. Terezakis., 2015. Morphological changes along deltaic coastline of pinios river (Thessaly). Geographies, 26, 51-58 Download pdf

6. Dilalos S., Alexopoulos J.D., 2017. Indications of correlation between gravity measurements and isoseismal maps. A case study of Athens basin (Greece). Journal of Applied Geophysics, 140, 62-74. http://dx.doi.org/10.1016/j.jappgeo.2017.03.012. Download pdf (Accepted manuscript)

7. Dilalos S., Alexopoulos J.D., Tsatsaris A., 2018. Calculation of Building Correction for urban gravity surveys. A case study of Athens metropolis (Greece). Journal of Applied Geophysics. 159(C), 540-552. https://doi.org/10.1016/j.jappgeo.2018.09.036. Download pdf (Accepted manuscript)

8. Dilalos S., Alexopoulos J.D., Lozios S., 2019. New insights on Athens basin (Greece) subsurface geological and tectonic structure, derived from urban gravity measurements. Journal of Applied Geophysics. 167(C), 73-105. https://doi.org/10.1016/j.jappgeo.2019.04.024 Download pdf (Accepted manuscript)

9. Vasilatos Ch., Anastasatou M., Alexopoulos J., Vassilakis Em., Dilalos S., Antonopoulou S., Petrakis S., Delipetrou P., Georghiou K., Stamatakis M., 2019. The geo-environmental status of the European Union Priority Habitat Type “Mediterranean Temporary Ponds” in Mt. Oiti, Greece. Water, 11(8), 1627, 23p., https://doi.org/10.3390/w11081627 Download pdf

10. Papadopoulos T.D., Alexopoulos J.D., Dilalos S., 2020. Combined geoelectrical and geoelectromagnetic survey for contributing to local hydrogeological regime – The case study of Delfini basin (Chios isl. – Greece). Geology and Geophysics of Russian South (Geologiya I Geofizika Yuga Rossii). 10 (1), 68-80. Doi: 10.23671/VNC.2020.1.59066. Download pdf

11. Dilalos S., Alexopoulos J.D., 2020. The contribution of an urban gravity survey to the determinable perspective of Athens city (Greece) underground structure. SN Applied Sciences, 2, 1797. https://doi.org/10.1007/s42452-020-03466-8 Download pdf (Accepted manuscript)

12. Sakkas V., Kapetanidis V., Kaviris G., Spingos I., Mavroulis S., Diakakis M., Alexopoulos J.D., Kazantzidou-Firtinidou D., Kassaras I., Dilalos S., Vassilakis E., Kotsi E., Tselentis G., Lekkas E., Voulgaris N., 2022. Seismological and Ground Deformation Study of the Ionian Islands (W. Greece) during 2014–2018, a Period of Intense Seismic Activity. Applied Sciences. 12(5):2331. https://doi.org/10.3390/app12052331 Download pdf

13. Dilalos S., Alexopoulos J. D., Vassilakis E., Poulos S.E., 2022. Investigation of the structural control of a deltaic valley with geophysical methods. The case study of Pineios river delta (Thessaly, Greece). Journal of Applied Geophysics, 104652. https://doi.org/10.1016/j.jappgeo.2022.104652 Download pdf (accepted manuscript)

14. Alexopoulos JD, Voulgaris N, Dilalos S, Gkosios V, Giannopoulos I-K, Mitsika GS, Vassilakis E, Sakkas V, Kaviris G., 2022. Near-Surface Geophysical Characterization of Lithologies in Corfu and Lefkada Towns (Ionian Islands, Greece). Geosciences, 12(12), 446. https://doi.org/10.3390/geosciences12120446 Download pdf

15. Mitsika G.S., Alexopoulos J.D., Vassilakis Em., Dilalos S., Poulos S.E., 2023. Investigation of the physical-geographical characteristics of river delta with geophysical and satellite data. The case study of Pineios River, Greece. MethodsX, 10, 102033. https://doi.org/10.1016/j.mex.2023.102033 Download pdf

16. Alexopoulos JD, Dilalos S, Voulgaris N, Gkosios V, Giannopoulos I-K, Kapetanidis V, Kaviris G., 2023. The Contribution of Near-Surface Geophysics for the Site Characterization of Seismological Stations. Applied Sciences. 13(8), 4932. https://doi.org/10.3390/app13084932 Download pdf

17. Dilalos S. & Alexopoulos J.D., 2023. Regional Gravity Model of Greece Based on Satellite, Marine and Terrestrial Data. Pure and Applied Geophysics, 180, 2807-2826. https://doi.org/10.1007/s00024-023-03285-z Download pdf

18. Alexopoulos J.D., Dilalos S., Giannopoulos I.-K., Filis C., Vassilakis Em., Voulgaris N., 2023. The Combination of Updated Geotechnical, Seismotectonic and Isoseismal Maps of the Ionian Islands (Greece). Geosciences, 13(7), 218.

https://doi.org/10.3390/geosciences13070218 Download pdf

19. Alexopoulos J.D., Voulgaris N., Dilalos S., Mitsika G., Giannopoulos I.K., Gkosios V., Galanidou N., 2023. A geophysical insight of the lithostratigraphic subsurface of Rodafnidia area (Lesbos Isl., Greece). AIMS Geosciences, 2023, 9(4), 769-782. Doi: 10.3934/geosci.2023041 Download pdf

20. Gkosios V., Alexopoulos J.D., Soukis K., Giannopoulos I.-K., Dilalos S., Michelioudakis D., Voulgaris N., Sphicopoulos T., 2024. Application of Experimental Configurations of Seismic and Electric Tomographic Techniques to the Investigation of Complex Geological Structures. Geosciences. 14(10):258. https://doi.org/10.3390/geosciences14100258 Download pdf

21. Alexopoulos, J. D., Dilalos, S., Poulos, S. E., Giannopoulos, I. K., Gkosios, V., 2024. Geophysical investigation of the ground fissures and ground subsidence near Karla lake (Eastern Thessaly basin, Greece). Physics and Chemistry of the Earth, Parts A/B/C, 103764. https://doi.org/10.1016/j.pce.2024.103764 Download pdf

22. Alexopoulos, J. D., Poulos, S. E., Giannopoulos, I. K., Gkosios, V., Dilalos, S., Ghionis, G., 2025. Geophysical insight on the formation of a barrier-beach-dune system: The case of the central sector of the Kyparissiakos Gulf coastal zone (Western Greece). Physics and Chemistry of the Earth, Parts A/B/C, 103912. https://doi.org/10.1016/j.pce.2025.103912 Download pdf

23. Alexopoulos, J.D., Giannopoulos, I.K., Gkosios, V., Dilalos, S., Voulgaris, N., Poulos, S.E., 2025. Investigating a Large-Scale Creeping Landmass Using Remote Sensing and Geophysical Techniques—The Case of Stropones, Evia, Greece. Geosciences, 15(8), 282. https://doi.org/10.3390/geosciences15080282 Download pdf

24. Alexopoulos, J. D., Gkosios, V., Giannopoulos, I. K., Dilalos, S., Eleftheriou, A., Malamis, S., 2025. Integrated Geophysical Techniques to Investigate Water Resources in Self-Sustained Carbon-Farming Agroforestry. Geosciences, 15(8), 317. https://doi.org/10.3390/geosciences15080317 Download pdf

Γ. Publications in books/books chapters

1. Alexopoulos J.D., Dilalos S., Vassilakis E., 2011. Adumbration of Amvrakia’s spring water pathways, based on detailed geophysical data (Kastraki - Meteora). In: Lambrakis N., Stournaras G., Katsanou K. (eds.), Advances in the Research of Aquatic Environment. Environmental Earth Sciences. Springer, Berlin, Heidelberg, 2, 105-112, https://doi.org/10.1007/978-3-642-24076-8_13 Download pdf

Δ. Publications in international scientific conferences

1. Alexopoulos J.D., Vassilakis Em., Dilalos S., Papadopoulos T., 2008. Contribution of geophysical approach for the definition of subsurface flow paths at coastal wetlands. 8^th International Hydrogeological Congress of Greece & 3^rd MEM Workshop on fissured rocks Hydrology, II, 421-430, Athens, Greece. Download pdf

2. Papadopoulos T.D., Alexopoulos J.D., Dilalos S., Pippidis M.J, 2008. Resistivity and VLF measurements for spring mechanism determination at NE Chios Isl. 8^th International Hydrogeological Congress of Greece & 3^rd MEM Workshop on fissured rocks Hydrology, Ι, 421-430, Athens, Greece. Download pdf

3. Alexopoulos J.D, Dilalos S., Poulos S., Ghionis G., Petrakis S., Giannouli D. and Michelioudakis D., 2013. High resolution geophysical techniques for an insight to the formation of the dune field of the central Kyparissiakos Gulf, (Greece). 40^th CIESM Congress, p.88, 28 Oct-1 Nov 2013, Marseille, France. (Abstract) Download pdf

4. Alexopoulos J., Vassilakis Em., Dilalos S., Pantelis Ch., Papadopoulos T., 2013. Identification of buried active structures with preliminary geophysical and morphotectonic analysis, at eastern Thessaly basin, Greece. 4^th International INQUA Meeting on Paleoseismology, Active Tectonics and Archeoseismology (Eds. Grützner C., Rudersdorf A., Pérez-López R., Reicherter K.), 9-14 October 2013, Aachen, Germany. Download pdf

5. Alexopoulos J., Vassilakis Em., Dilalos S., Zaloumi E., 2013. Quantification of human impact on natural evolution processes at a coastal zone, adjacent to an active fault. Proceedings of the 13^th International Conference of Environmental Science and Technology, 8p., 5-7 September 2013, Athens, Greece. Download pdf

6. Alexopoulos J.D., Dilalos S., Poulos S.E., Ghionis G., Mavroulis S., 2014. Application of Geoelectrical Techniques in the Investigation of a Coastal Sand Dune Field. In: Near Surface Geoscience 2014-20^th European Meeting of Environmental and Engineering Geophysics, 5p, https://doi.org/10.3997/2214-4609.20142025 Download pdf

7. Alexopoulos J.D., Dilalos S., Tsatsaris A., Mavroulis S., 2014. ERT and VLF Measurements Contributing to the Extended Revelation of the Ancient Town of Trapezous (Peloponnesus, Greece). In: Near Surface Geoscience 2014-20^th European Meeting of Environmental and Engineering Geophysics, 5p, https://doi.org/10.3997/2214-4609.20141974 Download pdf

8. Alexopoulos J.D., Dilalos S., Vassilakis E., Michelioudakis D., Mavroulis S., Farangitakis P., 2014. A Geophysical Insight for the Occurrence of Mediterranean Temporary Ponds on Mts. Oiti and Kallidromo (Greece). In: Near Surface Geoscience 2014-20^th European Meeting of Environmental and Engineering Geophysics, 5p, https://doi.org/10.3997/2214-4609.20142091 Download pdf

9. Alexopoulos J.D., Dilalos S., Vassilakis Em., Michelioudakis D., Mavroulis S., Poulos S., 2014. Preliminary evaluation of geophysical data and geological elements in the deltaic plain of Pineios river (Thessaly). Proceedings of the 10^th International Congress of the Hellenic Geographical Society, 1724-1731, 22-24 October 2014, Thessaloniki, Greece. Download pdf

10. Alexopoulos J.D., Matiatos I., Dilalos S., Vassilakis Em., Panagopoulos A., Gkionis G., Poulos S., 2014. Investigation of the Pineios Delta (Thessaly) shallow aquifer development, combining geophysical and hydrogeological data. Proceedings of the 10^th International Congress of the Hellenic Geographical Society, 1130-1139, 22-24 October 2014, Thessaloniki, Greece. Download pdf

11. Vassilakis Em., Mavroulis S., Alexopoulos J.D., Dilalos S., 2014. The morphotectonic evolution of the deltaic area of Pineios river (Thessaly). Proceedings of the 10^th International Congress of the Hellenic Geographical Society, 1671-1684, 22-24 October 2014, Thessaloniki, Greece. Download pdf

12. Lazogiannis K., Poulos S., Giannouli D.H, Sifnioti D.E., Tsanakas K., Tsoutsia A., Dilalos S., Gkionis G., Petrakis S., 2014. Study of morfodynamic processes of Pinios Delta coastline (Thessaly). Proceedings of the 10^th International Congress of the Hellenic Geographical Society, 1744-1755, 22-24 October 2014, Thessaloniki, Greece. Download pdf

13. Alexopoulos J.D., Dilalos S., Mitsika G.S, 2017. Preliminary results of the application of Transient Electromagnetic Method in the area of Karla lake (East Thessaly basin, Greece). Proceedings of 11^th International Hydrogeological Congress, 2, 103-112, 4-6 October 2017, Athens, Greece. Download pdf

14. Mavroulis S., Dilalos S., Alexopoulos I., Vassilakis E., Lekkas E., 2018. Multidisciplinary analysis including neotectonic mapping, morphotectonic indices, applied geophysics and remote sensing techniques for studying recently recognized active faults in Northwestern Peloponnese (Greece). 2^nd Scientific Meeting of the Tectonics Committee of the Geological Society of Greece. 13 June 2018, Patras, Greece. (Extended Abstract) Download pdf

15. Alexopoulos J.D., Dilalos S., Mitsika G.S., Kranis H., Lekkas E., 2019. The Contribution of Geophysical Survey to Seismic Hazard Mapping at Farsala basin (Greece). Bulletin of the Geological Society of Greece, Special Publication No 7, 571-572, GSG2019-056. 15^th International Conference Geological Society of Greece, 22-24 May 2019, Athens, Greece. (Extended Abstract) Download pdf

16. Alexopoulos J.D., Dilalos S., Mitsika G.S., 2019. Coastal Geoelectrical Survey at the Ancient Harbor of Lechaion (Greece). Bulletin of the Geological Society of Greece, Special Publication No 7, 481-482, GSG2019-057. 15^th International Conference Geological Society of Greece, 22-24 May 2019, Athens, Greece. (Extended Abstract) Download pdf

17. Dilalos, S., Alexopoulos, J.D., 2019. Urban Gravity Measurements for the Subsurface Investigation of Athens Basin (Greece). Bulletin of the Geological Society of Greece, Special Publication No 7, 211-212, GSG2019-093. 15^th International Conference Geological Society of Greece ς, 22-24 May 2019, Athens, Greece. (Extended Abstract) Download pdf

18. Mitsika G.S., Dilalos S., Nastos P.T., Alexopoulos J.D., Delipetrou P., Georghiou K., 2019. High Altitude Meteorological Observations in Central Greece. Bulletin of the Geological Society of Greece, Special Publication No 7, 827-828, GSG2019-078. 15^th International Conference Geological Society of Greece, 22-24 May 2019, Athens, Greece. (Extended Abstract) Download pdf

19. Souglakos N., Alexopoulos J.D., Voulgaris N., Dilalos S., Mitsika G.S., Petrakis M., Vavouranakis G., Valavanis P., Papadatos Y., 2019. A geophysical approach to the archaeological excavation of Plasi Marathon (Attika, Greece). Bulletin of the Geological Society of Greece, Special Publication No 7, 508-509, GSG2019-189. 15^th International Conference Geological Society of Greece, 22-24 May 2019, Athens, Greece. (Extended Abstract) Download pdf

20. Dilalos S., Alexopoulos J.D., 2019. Quantitative subsurface information of Athens basin (Greece) derived from urban gravity measurements. In: Near Surface Geoscience 2019-1^st Conference on Geophysics for Infrastructure Planning Monitoring and BIM, We_INFRA_P23, 5p. https://doi.org/10.3997/2214-4609.201902560 Download pdf

21. Dilalos S., Alexopoulos J.D., Lozios S., 2019. The contribution of urban gravity survey to the subsurface geological structure of the Athens basin (Greece). In: Near Surface Geoscience 2019- 25^th European Meeting of Environmental and Engineering Geophysics, We_25_P17, 5p. https://doi.org/10.3997/2214-4609.201902472 Download pdf

22. Alexopoulos J.D., Dilalos S., Mitsika G.S., Poulos S.E., 2019. Mapping of deltaic aquifers with the combined application of DC and TEM soundings. In: Near Surface Geoscience 2019- 25^th European Meeting of Environmental and Engineering Geophysics, We_25_P13, 5p. https://doi.org/10.3997/2214-4609.201902468 Download pdf

23. Alexopoulos J.D., Dilalos S., Mitsika G.S., Vassilakis Em., Poulos S.E., 2019. A geophysical approach to the phenomenon of ground fissures at the East Thessaly basin (Greece). In: Near Surface Geoscience 2019- 25^th European Meeting of Environmental and Engineering Geophysics, Mo_25_P14, 5p. https://doi.org/10.3997/2214-4609.201902379 Download pdf

24. Alexopoulos J.D., Voulgaris N., Dilalos S., Souglakos N., Mitsika G.S., Papadatos Y., 2019. Combined GPR and ERT survey at the Marathon (Plasi) archaeological excavation site. In: Near Surface Geoscience 2019- 25^th European Meeting of Environmental and Engineering Geophysics, Tu_25_P18, 5p. https://doi.org/10.3997/2214-4609.201902419 Download pdf

25. Dilalos S. & Alexopoulos J.D., 2021. Some new insights on the correlation of isoseismal maps with terrestrial and satellite gravity data. 11^th Congress of the Balkan Geophysical Society. 1-5. https://doi.org/10.3997/2214-4609.202149BGS17 Download pdf

26. Iliopoulos G., Alexopoulos J., Papadopoulou P., Zelilidis A., Dilalos S., Voulgaris N., Biggin A., Arnold L.J., Taffin N., Galanidou N., 2022. The Acheulean site of Rodafnidia: geology, stratigraphy and chronology. In: Aegean Acheulean at the Eurasian crossroads Hominin settlement in Eurasia and Africa, 25-29 June 2022, Lesbos, Greece. Download pdf

27. Giannopoulos I.K., Alexopoulos J.D., Dilalos S., Gkosios V., Mitsika G.S., Stamatakis M., Voulgaris N., 2022. The geophysical identification of lateritic bauxite formation at Mandra area, Attiki (Greece). Bulletin of the Geological Society of Greece, Special Publication No 10, GSG2022-026. 16^th International Congress of the Geological Society of Greece, 17-19 October 2022, Patras, Greece Download pdf

28. Mitsika G.S., Alexopoulos J.D., Giannopoulos I.K., Gkosios V., Dilalos S., Filis C., Vassilakis Em., Kaviris G., Sakkas V., Voulgaris N., 2022. Preliminary results of near-surface geophysical survey in Lefkada town (Greece). Bulletin of the Geological Society of Greece, Special Publication No 10, GSG2022-031. 16^th International Congress of the Geological Society of Greece, 17-19 October 2022, Patras, Greece Download pdf

29. Gkosios V., Alexopoulos J.D., Giannopoulos I.K., Mitsika G.S., Dilalos S., Barbaresos I., Voulgaris N., 2022. Determination of the subsurface geological regime and geotechnical characteristics at the area of Goudi (Athens, Greece) derived from geophysical measurements. Bulletin of the Geological Society of Greece, Special Publication GSG2022-062. 16^th International Congress of the Geological Society of Greece, 17-19 October 2022, Patras, Greece Download pdf

30. Sakkas V., Kaviris G., Kapetanidis V., Alexopoulos J., Spingos I., Kassaras I., Dilalos S., Mavroulis S., Diakakis M., Kazantzidou-Firtinidou D., Vassilakis E., Kotsi E., Lekkas E., Voulgaris N., 2022. Ground Deformation Study of the Ionian Islands (W. Greece) Based on Continuous GNSS Measurements. Bulletin of the Geological Society of Greece, Special Publication No 10, GSG2022-215. 16^th International Congress of the Geological Society of Greece, 17-19 October 2022, Patras, Greece Download pdf

31. Kapetanidis V., Kaviris G., Spingos I., Kassaras I., Sakkas V., Kazantzidou-Firtinidou D., Mavroulis S., Diakakis M., Alexopoulos J.D., Dilalos S., Vassilakis E., Kotsi E., Tselentis G.-A., Lekkas E., Voulgaris N., 2022. The evolution of recent seismicity in the Ionian Islands (W. Greece) with implications on seismic hazard assessment. Bulletin of the Geological Society of Greece, Special Publication No 10, GSG2022-109. 16^th International Congress of the Geological Society of Greece, 17-19 October 2022, Patras, Greece Download pdf

32. Gkosios V., Alexopoulos J.D., Dilalos S., Giannopoulos I.K., Mitsika G.S., Barbaresos I., Voulgaris N., 2023. Assessment of near-surface geophysical measurements for geotechnical purposes at the area of Goudi (Athens, Greece). In: Near Surface Geoscience 2023 - 29th European Meeting of Environmental and Engineering. Geophysics. 3-7 September 2023, Edinburg, UK. https://doi.org/10.3997/2214-4609.202320044 Download pdf

33. Giannopoulos I.K., Alexopoulos J.D., Mitsika G.S., Konsolaki A., Dilalos S., Vassilakis E., Voulgaris N., 2023. A preliminary geophysical investigation regarding the possible extension of Alistrati cave in Serres Greece. In: Near Surface Geoscience 2023 - 29th European Meeting of Environmental and Engineering. Geophysics. 3-7 September 2023, Edinburg, UK. https://doi.org/10.3997/2214-4609.202320045 Download pdf

Ε. Publications in PanHellenic and international conferences without peer-review process

1. Antoniou V., Vassilakis Emm., Alexopoulos J.D., Georgiou K., Delipetrou P., Stamatakis M., Vasilatos Ch., Dilalos S., Mavroulis S., 2016. Dissemination of scientific data throught Story Maps and WebGIS: The case of Kallidromo Mt. seasonal ponds protected area. 14^th Meeting of Greek GIS Users, 19-20 May 2016, Athens, Greece.

2. Alexopoulos J.D., Dilalos S., Mitsika G., 2018. Geophysical research and hydrogeological characteristics of Pineios River delta basin and the Karla lake greater area. International Conference Pinios River: Source of life and growth in Thessaly. 2-3 Νοεμβρίου 2018, Λάρισα.

3. Alexopoulos J.D., Voulgaris N., Souglakos N., Dilalos S., Mitsika G.S., 2019. The geophysical research of the archaeological area of Plasi Marathon. 12^th Archaeological Symposium, 28-29 March 2019, Athens, Greece. (Abstract)