Gray literature

Here is a selection of my non-indexed publications and reports in reverse chronological order. Publication rights and non-disclosure terms permitting, downloads in PDF are provided in most of cases. Unless otherwise specified, these PDFs are protected by the Creative Commons License by Attribution / No Derivatives, which primarily means that Licensees may copy, distribute, display and repeat the work (but not make derivatives based on it), only if they give the authors the credits. For those of you familiar with the Creative Commons Symbolic Signs, then the respective marking is as it follows:

WHITE PAPERS ARE EXCLUDED; THEY HAVE BEEN COPYRIGHT REGISTERED AND ALL RIGHTS ARE RESERVED. PLEASE, REFER TO APPROPRIATELY.

For less important items written in Greek, check also with my respective page in Greek.

    1. Papadopoulos, D.A., Nicolaides, D., Petropoulos, N.P., (2016), Approximate Exposure Charts for the Radiography of Marble and Concrete, Day conference: State-of-the-art Non-Destructive Testing and its contribution to construction and social safety, 9th National NDT Conference, Hellenic Society of Non-Destructive Testing (in Greek, download powerpoint pre-publication of content to be included in a formal scientific paper)

    2. Papadakos, G.N., Karangelos, D.J., Rouni, P.K., Petropoulos, N.P., Anagnostakis, M.J., Hinis, E.P. and Simopoulos, S.E., (2016), Assessment of the residual Cs-137 deposition in Greek soils at the beginning of third decade after the accident at Chernobyl, Volume be published in honor of Professor of the School of Naval Architecture and Marine Engineering V. Papazoglou, NTUA, Athens (in Greek, download)

    3. Eržen, M., Petropoulos, N.P., "Exhalation of radon from concrete slabs", 2015,Report of a project work within IAEA's Post Graduate Educational Course Radiation Protection and the Safety of Radiation Sources, Greek Atomic Energy Commission and National Technical University of Athens, GREECE, October 2014 - March 2015 (download)

    4. E.E. Dalaka, A.V. Efstathopoulos, N.P. Petropoulos, "Indoor Air Radon Concentration Measurements Using Adsorbing Materials and Liquid Scintillation Cocktails", 2012, 8th Workshop on European Collaboration for Higher Education and Research in Nuclear Engineering and Radiological Protection (CHERNE), Athens, Greece (download impress presentation in pdf)

    5. N.P. Petropoulos, "A Proposal for a New ERASMUS Intensive Program in Industrial Radiography", 2012, 8th Workshop on European Collaboration for Higher Education and Research in Nuclear Engineering and Radiological Protection (CHERNE), Athens, Greece (download impress presentation in pdf))

    6. N.P. Petropoulos, "The NTUA Graduates Labor Market Observatory; A Feasibility Study - Part 2: Operation Framework, Organization Structure, Technical Infrastructure, Human Resources, Financing, Viability", 2007, A report for NTUA's Career Office (in Greek, download).

    7. P. Grammelis, G.Skodras, E. Kakaras, D. Karangelos, N. Petropoulos, M. Anagnostakis, S. Simopoulos, "Utilization of Biomass Co-combustion Residues Coming from Pulverized Coal Boilers", 2005, World of Coal Ash Conference, Lexington, Kentucky (download)

    8. K.L. Karfopoulos, G. Papadakos, D.J. Karangelos, P.K. Rouni, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Radioactive Pollution due to an Am-241 Lightning Rod Failure", 2004, 14th Panhellenic Symposium of Nuclear Physics, NTUA, Athens, Greece (download)

    9. D.J. Karangelos, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Experimental Investigation of Radon Absorption Behavior of Silica Gel", 2003, 3rd Dresden Symposium on Radiation Protection, Dresden University of Technology, Germany

    10. D.J. Karangelos, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Disturbance of Radioactive Equilibrium in the Ashes Produced in Lignite Fired Power Plants", 2002, 7th International Symposium Natural Radiation Environment (NRE-VII), Rhodes, Greece (abstract download)

    11. M. Michelaraki, P.F. Vrantzas, N.P. Petropoulos, E.P. Hinis, S.E. Simopoulos, "Association of the Chernobyl Fallout Isotopes Patterns with those of Rainfall in Greece", 2002, 7th International Symposium Natural Radiation Environment (NRE-VII), Rhodes, Greece (abstract download)

    12. D.J. Karangelos, P.K. Rouni, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Technologically Enhanced Natural Radioactivity of Fly-ash produced in Lignite-fired Power Plants and the Associated Radiological Impact", 2001, 3rd International Symposium on Naturally Occurring Radioactive Materials (NORM III), Brussels, Belgium (available in CD, download)

    13. Z.S. Zunic, D.J. Karangelos, P.K. Rouni, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Determination of Depleted Uranium in Environmental Samples by Gamma - Spectroscopic Techniques", 2001, Proceedings of the 1st International Conference on Environmental Recovery of Yugoslavia, Belgrade, September 27-30.

    14. D.J. Karangelos, P.K. Rouni, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Determination of Depleted Uranium in Environmental Samples by Gamma - Spectroscopic Techniques", 2001, 1st Panhellenic Conference on Environmental Radioactivity, NRCPS "Demokritos", Athens, Greece (in Greek, download)

    15. N.P. Petropoulos, E.P. Hinis, S.E.Simopoulos, "The Effect of Humidity on the Radon Counting Efficiency of Integrated Instruments", 1999, Radon in the Living Environment International Workshop, Athens, Greece (abstract download)

    16. N.P. Petropoulos, "Results and Discussion on Laboratory Intercomparison I (Radon Exhalation Measurements of a Concrete Slab"), 1st Southeastern - European Regional Radon Workshop", 1997, Athens, Greece (download)

    17. N.P. Petropoulos, "The European Union ERRICCA Project (European Research into Radon in Construction Concerted Action)", 1st Southeastern - European Regional Radon Workshop", 1997, Athens, Greece (download)

    18. P.K. Rouni, N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Radon Chamber Facility of the National Technical University of Athens", 1997, European Conference on Protection Against Radon at Home and at Work, with, Workshop on Measurements and Metrology of Radon and its Decay Products, Czech Technical University, Prague - Pribram, Czech Republic (download)

    19. D.N. Nicolopoulos, N.P. Petropoulos, K.D. Potiriadis, "Greek National Radon Survey Feasibility Study", 1997, A report for the Greek Atomic Energy Commission (in Greek, download). The Greek Atomic Energy Commission also owns copyright of this document.

    20. M.J. Anagnostakis, N. P. Petropoulos, S.E. Simopoulos, "Radiological Impact of the Long-lived Chernobyl Fallout Isotopes in Greece", 1996, Yugoslav Nuclear Society Conference, Belgrade, Serbia (download)

    21. N.P. Petropoulos, M.J. Anagnostakis, E.P. Hinis, S.E. Simopoulos, "Geographical Mapping and Associated Fractal Analysis of the Long-lived Chernobyl Fallout Isotopes in Greece", 1996, Yugoslav Nuclear Society Conference, Belgrade, Serbia (download)

    22. N.P. Petropoulos, "National Radon Surveys - International Practice", 1996, One-day meeting "Radon and Greek Dwellings", organized by the Greek Atomic Energy Commission, NRCPS "Demokritos", Athens, Greece (in Greek, download)

    23. N.P. Petropoulos, "Radon Exhalation Rates from Greek Cement and Ashes", 1995, One-day meeting "Natural Radioactivity in the Human Environment: a presentation and evaluation of the measurements in the vicinity of the lignite burning power plants at the Kozani prefecture", organized by the Center for Solid Fuels Technology and Applications, Kozani, Greece (in Greek, download)

    24. N.P. Petropoulos, E.P. Hinis, S.E. Simopoulos, "Hepirus Surface Soils Natural Radioactivity Mapping", 1995, NTUA's 1st Interdisciplinary Inter-university Conference on the "The National Technical University of Athens for Metsovo: Paying back a part of the debt" Series, Metsovo, Greece (in Greek, download)

    25. A. Louizi, C. Proukakis, N.P. Petropoulos, S.E. Simopoulos, "Natural Radioactivity Content and Radon Exhalation Rates of Greek Building Materials", 1994, Proceedings of "Indoor Air - An Integrated Approach" International Workshop, Gold Coast, Australia (download)

    26. A. Louizi, C. Proukakis, N.P. Petropoulos, E.P. Hinis, S.E. Simopoulos, M.G. Angelopoulos, "MINI RADON HOUSE: A Prototype Container for the Measurement of Radon Exhalation from Building Materials and Structural Modules", 1994, 1st Mediterranean Congress on Radiation Protection, Athens, Greece (download)

    27. A. Louizi, C. Proukakis, N.P. Petropoulos, M.J. Anagnostakis, S.E. Simopoulos, M.G. Angelopoulos, "Measurements of Natural Radioactivity in Greek Building Materials", 1994, 1st Mediterranean Congress on Radiation Protection, Athens, Greece (download)