Complex admittance analysis for high-κ dielectric stacks G Apostolopoulos, G Vellianitis, A Dimoulas, JC Hooker, T Conard
Applied physics letters 84 (2), 260-262, 2004
80 2004 Ion beam analysis of fusion plasma-facing materials and components: facilities and research challenges M Mayer, S Möller, M Rubel, A Widdowson, S Charisopoulos, T Ahlgren, ...
Nuclear Fusion 60 (2), 025001, 2019
79 2019 The effect of interface processing on the distribution of interfacial defect states and the CV characteristics of III-V metal-oxide-semiconductor field effect transistors CW Cheng, G Apostolopoulos, EA Fitzgerald
Journal of Applied Physics 109 (2), 2011
71 2011 La2Hf2O7 high-κ gate dielectric grown directly on Si (001) by molecular-beam epitaxy A Dimoulas, G Vellianitis, G Mavrou, G Apostolopoulos, A Travlos, ...
Applied physics letters 85 (15), 3205-3207, 2004
69 2004 Reentrant Mound Formation in GaAs(001) Homoepitaxy Observed by ex situ Atomic Force Microscopy G Apostolopoulos, J Herfort, L Däweritz, KH Ploog, M Luysberg
Physical Review Letters 84 (15), 3358, 2000
59 2000 Oxygen vacancy ordering in epitaxial layers of yttrium oxide on Si (001) A Travlos, N Boukos, G Apostolopoulos, A Dimoulas
Applied physics letters 82 (23), 4053-4055, 2003
56 2003 High epitaxial quality high-κ dielectric on vicinal Si(001) surfaces G Apostolopoulos, G Vellianitis, A Dimoulas, M Alexe, R Scholz, ...
Applied Physics Letters 81 (19), 3549-3551, 2002
52 2002 Stabilization of very high-k tetragonal phase in Ge-doped ZrO2 films grown by atomic oxygen beam deposition D Tsoutsou, G Apostolopoulos, SF Galata, P Tsipas, A Sotiropoulos, ...
Journal of Applied Physics 106 (2), 2009
46 2009 MBE lanthanum-based high-k gate dielectrics as candidates for SiO2 gate oxide replacement G Vellianitis, G Apostolopoulos, G Mavrou, K Argyropoulos, A Dimoulas, ...
Materials Science and Engineering: B 109 (1-3), 85-88, 2004
45 2004 Stabilization of a very high-k tetragonal ZrO2 phase by direct doping with germanium D Tsoutsou, G Apostolopoulos, S Galata, P Tsipas, A Sotiropoulos, ...
Microelectronic engineering 86 (7-9), 1626-1628, 2009
39 2009 Magnetic cluster expansion simulation and experimental study of high temperature magnetic properties of Fe–Cr alloys MY Lavrentiev, K Mergia, M Gjoka, D Nguyen-Manh, G Apostolopoulos, ...
Journal of Physics: Condensed Matter 24 (32), 326001, 2012
30 2012 Self-starting mode locking of a Nd: glass fiber laser by use of the third-order nonlinearity of low-temperature-grown GaAs M Leitner, P Glas, T Sandrock, M Wrage, G Apostolopoulos, A Riedel, ...
Optics letters 24 (22), 1567-1569, 1999
29 1999 Magnetic effects induced by self-ion irradiation of Fe films K Papamihail, K Mergia, F Ott, Y Serruys, T Speliotis, G Apostolopoulos, ...
Physical Review B 93 (10), 100404, 2016
22 2016 Oxidation behaviour of SiC coatings K Mergia, D Lafatzis, N Moutis, T Speliotis, G Apostolopoulos, F Cousin
Applied Physics A 92, 387-395, 2008
22 2008 The Tandem Accelerator Laboratory of NCSR “Demokritos”: current status and perspectives S Harissopulos, M Andrianis, M Axiotis, A Lagoyannis, AG Karydas, ...
The European Physical Journal Plus 136 (6), 617, 2021
19 2021 Fe+ ion irradiation induced changes in structural and magnetic properties of iron films K Papamihail, K Mergia, F Ott, Y Serruys, T Speliotis, G Apostolopoulos, ...
Nuclear Materials and Energy 9, 459-464, 2016
19 2016 Interface trap density in amorphous La2 Hf2 O7 /SiO2 high-κ gate stacks on Si B Mereu, A Dimoulas, G Vellianitis, G Apostolopoulos, R Scholz, M Alexe
Applied Physics A 80, 253-257, 2005
19 2005 Thermo-Mechanical Behaviour of HfO2 Coatings for Aerospace Applications K Mergia, V Liedtke, T Speliotis, G Apostolopoulos, S Messoloras
Advanced Materials Research 59, 87-91, 2009
18 2009 In situ reflectance-difference spectroscopy of GaAs grown at low temperatures G Apostolopoulos, J Herfort, W Ulrici, L Däweritz, KH Ploog
Physical Review B 60 (8), R5145, 1999
16 1999 On-line statistical processing of radiation detector pulse trains with time-varying count rates G Apostolopoulos
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2008
15 2008