Publications
2023
D. Papadakis, K. Mergia, E. Manios, V. Chatzikos, S. Dellis and S. Messoloras. (2022). Post Neutron Irradiation Annealing and Defect Evolution in Single Crystal Tungsten. Nuclear Materials and Energy 34, 101357. doi:10.1016/j.nme.2022.101357 [Accepted manuscript]
D. Papadakis, K. Mergia, E. Manios, V. Chatzikos, S. Dellis, D. Terentyev, G. Bonny, W. Van Renterghem, C.C. Chang and S. Messoloras. (2023). Defect evolution of neutron irradiated ITER grade tungsten after annealing. Fusion Engineering and Design 189, 113486 doi:10.1016/j.fusengdes.2023.113486 [Accepted manuscript]
M.I. Savva, S.C. Bradnam, T. Vasilopoulou, C.R. Nobs, K. Mergia, L.W. Packer, I.E. Stamatelatos and JET Contributors. (2023). Application of VERDI detectors for ITER materials activation product inventory characterization. Fusion Engineering and Design 191, 113559 doi:10.1016/j.fusengdes.2023.113559
S. Dellis, X. Xiao, D. Terentyev, E. Manios and K. Mergia. (2023). Hardening mechanisms of cold rolled tungsten plate after neutron irradiation: indentation and finite elements modelling. International Journal of Refractory Metals and Hard Materials, 111, 106096. https://doi.org/10.1016/j.ijrmhm.2022.106096 [Accepted manuscript]
2022
P. Tsavalas, A. Lagoyannis, K. Mergia, M. Axiotis, S. Harissopulos, G. Provatas, S. Fazinić, T. Tadić, A. Widdowson, M. Rubel and JET Contributors. (2022). Fuel retention and carbon deposition on beryllium marker tiles from JET tokamak main chamber limiters investigated by ion beam analysis. Nucl. Fusion, 62, 126070. DOI:10.1088/1741-4326/ac9cf0 [Accepted manuscript]
Theodorou, A., Syskaki, M.-A., Kotsina, Z., Axiotis, M., Apostolopoulos, G., & Fu, C.-C. (2022). Interactions between irradiation defects and nitrogen in α‐Fe: an integrated experimental and theoretical study. Acta Materialia, 239, 118227.
doi:10.1016/j.actamat.2022.118227 [Accepted manuscript]
K. Mergia. (2022). Editorial: Mechanical Property Characterization and Radiation Resistant Design of Nuclear Structural Materials Under Ion Irradiation. Frontiers in Materials, 9, 921369. doi:10.3389/fmats.2022.921369 [URL]
V. Chatzikos, K. Mergia, G. Bonny, D. Terentyev, D. Papadakis, G.E. Pavlou, and S. Messoloras. (2022). Positron annihilation spectroscopy investigation of defects in neutron irradiated tungsten materials. International Journal of Refractory Metals and Hard Materials 105, 105838. https://doi.org/10.1016/j.ijrmhm.2022.105838 [Accepted manuscript]
S. Pantousa, K. Mergia, A. Ionescu, E. Manios, S. Dellis, C. Kinane, S. Langridge, A. Caruana, U. Kentsch, and S. Messoloras. (2022). Fe+ ion irradiation effects in Fe-10at%Cr films irradiated at 300 °C. Nuclear Materials and Energy. 30, 101147. doi:10.1016/j.nme.2022.101147 [Accepted manuscript] []
Terentyev, D., Rieth, M., Pintsuk, G., Riesch, J., Von Muller, A., Antusch, S., Mergia, K., Gaganidze, E., Schneider, H. C., Wirtz, M., Nogami, S., Coenen, J., You, J.-H., Zinovev, A., & Van Renterghem, W. (2022). Recent progress in the assessment of irradiation effects for in-vessel fusion materials: Tungsten and copper alloys. Nuclear Fusion 62(2) https://iopscience.iop.org/article/10.1088/1741-4326/ac4062 [] []
Kotsina, Z., Theodorou, A., Mitsi, E., Axiotis, M., & Apostolopoulos, G. (2022). The effect of recrystallization on the resistivity recovery of W. Journal of Nuclear Materials, 558, 153368 doi:10.1016%2Fj.jnucmat.2021.153368
2021
Mergia, K., Chatzikos, V., Manios, E., Dellis, S., Papadakis, D., Terentyev, D., Bonny, G., Dubinko, A., Stamatelatos, I.E., and Messoloras, S. (2021). Evolution of microstructure in neutron irradiated cold rolled tungsten and its correlation with mechanical properties, Fusion Engineering and Design 172, 112784 https://doi.org/10.1016/j.fusengdes.2021.112784 [] []
Papadakis, D., Dellis, S., Chatzikos, V., Manios, E., Stamatelatos, I.E., Messoloras S. and
Mergia K. (2021). Neutron irradiation effects in different tungsten microstructures, Physica Scripta https://doi.org/10.1088/1402-4896/ac1eb2 []
Harissopulos, S., Andrianis, M., Axiotis, M., Lagoyannis, A., Karydas, A. G., Kotsina, Z., Laoutaris, A., Apostolopoulos, G., Theodorou, A., Zouros, T. J. M., Madesis, I., & Benis, E. P. (2021). The Tandem Accelerator Laboratory of NCSR “Demokritos”: current status and perspectives. The European Physical Journal Plus, 136(6). 10.1140/epjp/s13360-021-01596-5
Papadakis, D., Dellis, S., Mergia, K., Terentyev, D., Bonny, G., Dubinko, A., Van Renterghem, W., Konstantinovic, M., and Messoloras, S. The competing effects of temperature and neutron irradiation on the microstructure and mechanical properties of ITER grade tungsten. Fusion Engineering and Design 168, 112608. https://doi.org/10.1016/j.fusengdes.2021.112608 [Preprint]
S. Dellis, Xiazi Xiao, D. Terentyev, K. Mergia , S. Krimpalis, S. Messoloras and A.Bakaev. Mechanical properties of neutron-irradiated single crystal tungsten W(100) studied by indentation and FEM modelling. Journal of Nuclear Materials 551, 152985 https://doi.org/10.1016/j.jnucmat.2021.152985 [Preprint]
M.I. Savva, T. Vasilopoulou, I.E. Stamatelatos, K. Mergia, S. Messoloras, I. Michelakaki, Z. Ghani, C.R. Nobs, L.W. Packer and JET Contributors. (2021). Application of VERDI detectors for neutron fluence measurements during the JET 2019 Deuterium-Deuterium campaign, Fusion Engineering and Design 166, 112286 https://doi.org/10.1016/j.fusengdes.2021.112286
2020
P. Tsavalas, A. Lagoyannis, K. Mergia, E. Ntemou, C. P. Lungu. (2020). Differential cross sections of the deuteron reactions on beryllium at energies and angles suitable for nuclear reaction analysis. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 479, 205-210. https://doi.org/10.1016/j.nimb.2020.07.002
G. Bonny, M.I. Konstantinovic, A. Bakaeva, Y. Chao, N. Castin, K. Mergia, V. Chatzikos, S. Dellis, T. Khvan, A. Bakaev, A. Dubinko, D. Terentyev. (2020). Trends in vacancy distribution and hardness of high temperature neutron irradiated single crystal tungsten”. Acta Materialia (in press)
K. Mergia, E. O. Tsompopoulou, S. Dellis, C. H. Marrows, I. Michelakaki, C. Kinane, A. Caruana, S. Langridge, A. P. Douvalis, C. Cabet, S. Messoloras. (2020). Phase stability of Fe-5at%Cr and Fe-10at%Cr films under Fe+ ion irradiation. Journal of Physics: Condensed Matter, 32, 185702. https://dx.doi.org/10.1088/1361-648X/ab69a1