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Curriculum Vitae

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Thomas Kehagias

Professor, School of Physics

Personal Information

- 2310998023
- 2310998589
kehagias@auth.gr
http://nmmg.physics.auth.gr
Scopus ID6701530164
Researcher IDN-6318-2015
OrcID ID0000-0001-9745-265X
Γνωστικό Αντικείμενο:
Ηλεκτρονική Μικροσκοπία και Δομικές Ιδιότητες Στερεών
Επιστημονική Ειδίκευση:
- Θετικές επιστήμες, Μαθηματικά και Πληροφορική
- Φυσική
- Μηχανική και μεταλλουργία
- Solid State Physics and Materials Science

Education

Προπτυχιακές Σπουδές

1985	Πτυχίο Φυσικής Φυσικής / Θετικών Επιστημών Α.Π.Θ. Greece

Διδακτορικό Δίπλωμα

1991	ΔΔ Φυσικής Φυσικής / Θετικών Επιστημών Α.Π.Θ. Greece Ηλεκτρονική Μικροσκοπία Διέλευσης (TEM)

Course Work

Courses of Winter semester of 2018–19 academic year

	TMĪMA FYSIKĪS
ΓΘΥ201	Physics I (Mechanics)
ΣΥΕ201	Physics of Metals

	METAPTYCΗIAKO TMĪMATOS FYSIKĪS
ΜΦΥ653	MATERIALS STRUCTURE, GROWTH AND SYNTHESIS
ΜΦΥ654	MATERIALS CHARACTERIZATION TECHNIQUES: THEORY AND LABORATORY

Courses of Spring semester of 2018–19 academic year

	METAPTYCΗIAKO TMĪMATOS FYSIKĪS
ΜΦΥ657	INDUSTRIAL MATERIALS
ΜΦΥ781	MATERIALS CHARACTERIZATION LABORATORY II

Theses Supervised

Student Theses within AUTh

In progress

Florini Nikoletta. "Δομική μελέτη σύνθετων ημιαγωγικών νανοδομών"
Terzidīs CΗrysovalantīs. "Ανακύκλωση και σταθεροποίηση στερεών αποβλήτων"

2015–2016

Stamou Thomais. "Προσομοίωση των ελαστικών πεδίων τάσης-παραμόρφωσης νανοδομών III-V με την μέθοδο των πεπερασμένων στοιχείων"

2014–2015

Koukoula Triantafyllia. "Δομικές Ιδιότητες και Φαινόμενα σε Ημιαγωγικά Συστήματα Χαμηλών Διαστάσεων" Εξειδίκευση: "Δομικές ιδιότητες και φαινόμενα σε σύνθετους ημιαγωγούς ΙΙΙ-Ν χαμηλών διαστάσεων"
Paschalidis Iordanis. "Μηχανοσύνθεση και χαρακτηρισμός σύνθετων θερμοηλεκτρικών οξειδίων κοβαλτίου"
Gkountaras Athanasios. "Επιταξιακή προσαρμογή υμενίων InGaAs σε πορώδη υποστρώματα GaAs"

Administrative Work

Τμήματος
#	Από	Έως	Θέση Όργανο / Επιτροπή
1	2012	2016	Head, Επιτροπή Οικονομικών
2	2012	2016	Member, Επιτροπή Προγράμματος Σπουδών
3	2002	2016	Member, Γενική Συνέλευση Τμήματος

Research Projects

2017–2019	Νανοαναλύσεις προηγμένων υλικών με μεθόδους ηλεκτρονικής μικροσκοπίας διέλευσης
2015–2016	XXXI Πανελλήνιο Συνέδριο Φυσικής Στέρεας κατάστασης και Επιστημών Υλικών
2015–2015	Συνέδριο: "ΧΧΧΙ Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών"
2015–2015	XXXI Πανελλήνιο Συνέδριο Φυσικής Στέρεας κατάστασης και Επιστημών Υλικών
2006–2010	Δομικός χαρακτηρισμός υλικών με ηλεκτρονική μικροσκοπία διελεύσεως.
2005–2007	ΠΥΘΑΓΟΡΑΣ ΙΙ (Περιβάλλον): Μηχανική προσομοιομένων συστημάτων τοξικών αποβλήτων

Publications

2017

Journal Article

Kotoulas A, Dendrinou-Samara Aikaterini, Sarafidis Charalampos, Kehagias Thomas, Arvanitidis Ioannis, Vourlias Georgios, Angelakeris Mavroeidis, Kalogirou Orestis (2017). Carbon-encapsulated cobalt nanoparticles: synthesis, properties, and magnetic particle hyperthermia efficiency. Journal of Nanoparticle Research. vol.19 p.399.

2015

Journal Article

Bazioti C, Papadomanolaki E, Kechagias Thomas, Androulidaki M, Dimitrakopoulos Georgios, Iliopoulos E (2015). Structure and strain variation in InGaN interlayers grown by PAMBE at low substrate temperatures. Physica Status Solidi (B) Basic Research.
Siozios A, Koutsogeorgis D.C, Lidorikis E, Dimitrakopoulos Georgios, Pliatsikas N, Vourlias Georgios, Kechagias Thomas, Komninou Philomela, Cranton W, Kosmidis C, Patsalas Panagiotis (2015). Laser-matter interactions, phase changes and diffusion phenomena during laser annealing of plasmonic AlN:Ag templates and their applications in optical encoding. Journal of Physics: D Applied Physics.

2014

Journal Article

Bazioti C, Dimitrakopoulos Georgios, Kechagias Thomas, Komninou Philomela, Siozios A, Lidorikis E, Koutsogeorgis D.C, Patsalas Panagiotis (2014). Influence of laser annealing on the structural properties of sputtered AlN:Ag plasmonic nanocomposites. Journal of Materials Science.
Koukoula T, Kioseoglou Iosif, Kechagias Thomas, Ajagunna A. O, Komninou Philomela, Georgakilas A (2014). Self-annihilation of inversion domains by high energy defects in III-Nitrides. Applied Physics Letters. vol.104 no.14 p.141914.
Lotsari A, Kechagias Thomas, Tsiakatouras G, Tsagaraki K, Katsikini Maria, Arvanitidis Ioannis, Christofilos Dimitrios, Ves Sotirios, Komninou Philomela, Georgakilas A, Dimitrakopulos G. P (2014). Structural anisotropic properties of a-plane GaN epilayers grown on r-plane sapphire by molecular beam epitaxy. Journal of Applied Physics. vol.115 no.21 p.213506.

Conference Proceedings Article

Bairamis A. I, Adikimenakis A, Aijagunna A.O, Kechagias Thomas, Dimitrakopoulos Georgios, Kioseoglou Iosif, Komninou Philomela, Zervos C, Kuzmik J, Georgakilas A (2014). Different polarities of InN (0001) heterostructures on Si (111) substrates. Advanced Semiconductor Devices & Microsystems (ASDAM), 2014 10th International Conference on. Advanced Semiconductor Devices & Microsystems (ASDAM), 2014 10th International Conference on . Smolenice .

2013

Journal Article

Dimitrakopoulos Georgios, Lotsari A, Kechagias Thomas, Ajagunna A, Georgakilas A, Karakostas Theodoros, Komninou Philomela (2013). Structure and interfacial properties of semipolar s-plane (1-101) InN grown on r-plane sapphire. Physica Status Solidi (A) Applications and Materials Science.
Kavouras P, Lotsari A, Kechagias Thomas, Georgakilas A, Komninou Philomela, Dimitrakopoulos Georgios (2013). Influence of defect characteristics on the nanoindentation response of a-plane GaN thin films. Physica Status Solidi (A) Applications and Materials Science.
Kechagias Thomas, Dimitrakopulos Georgios, Becker P, Kioseoglou Iosif, Furtmayr F, Koukoula T, Hausler I, Chernikov A, Chatterjee S, Karakostas Theodoros, Solowan H-M, et al (2013). Nanostructure and strain in InGaN/GaN superlattices grown in GaN nanowires. Nanotechnology. vol.24 no.43 p.435702.
Kechagias Thomas, Dimitrakopulos G. P, Ajagunna A. O, Koukoula T, Tsagaraki K, Adikimenakis A, Komninou Philomela, Georgakilas A (2013). Growth mechanism and microstructure of low defect density InN (0001) In-face thin films on Si (111) substrates. Journal of Applied Physics. vol.114 no.16 p.163519.
Kioseoglou Iosif, Koukoula T, Komninou Philomela, Georgakilas A, Androulidaki M, Kechagias Thomas (2013). Nanostructural and electronic properties of polytypes in InN nanocolumns. Journal of Applied Physics. vol.114 no.7 p.074 - 312.
Teubert J, Koslowski S, Lippert S, Schäfer M, Wallys J, Dimitrakopulos G, Kechagias Thomas, Komninou Philomela, Das A, Monroy E, Eickhoff M (2013). InGaN/GaN quantum dots as optical probes for the electric field at the GaN/electrolyte interface. Journal of Applied Physics. vol.114 no.7.

2012

Journal Article

Fardis M, Douvalis A. P, Tsitrouli D, Rabias I, Stamopoulos Dimitrios, Kechagias Thomas, Karakosta E, Diamantopoulos G, Bakas T, Papavassiliou G (2012). Structural, static and dynamic magnetic properties of dextran coated gamma-Fe2O3 nanoparticles studied by Fe-57 NMR, Mossbauer, TEM and magnetization measurements. Journal of Physics-Condensed Matter. vol.24 no.15.
Kioseoglou J, Kalesaki E, Dimitrakopulos G. P, Kehagias Th, Komninou Ph, Karakostas Th (2012). Atomistic modeling and HRTEM simulations of misfit dislocations in InN/GaN interfaces. Applied Surface Science. vol.260 p.23-28.
Kioseoglou J, Kalesaki E, Dimitrakopulos G. P, Kehagias Th, Komninou Ph, Karakostas Th (2012). Atomistic modeling and HRTEM analysis of misfit dislocations in InN/GaN heterostructures. Applied Surface Science.
Koukoula T, Lotsari A, Kehagias Th, Dimitrakopulos G. P, Häusler I, Das A, Monroy E, Karakostas Th, Komninou Ph (2012). Structure and strain state of polar and semipolar InGaN quantum dots. Applied Surface Science.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Das A, Monroy E, Komninou Ph (2012). Structural properties of semipolar InGaN/GaN quantum dot superlattices grown by plasma-assisted MBE. Microelectronic Engineering. vol.90 p.108-111.
Lotsari A, Das A, Kehagias T, Kotsar Y, Monroy E, Karakostas T, Gladkov P, Komninou P, Dimitrakopulos G. P (2012). Morphology and origin of V-defects in semipolar (11-22) InGaN. Journal of Crystal Growth. vol.339 no.1 p.1-7.
Siozios A, Koutsogeorgis D. C, Lidorikis E, Dimitrakopulos G. P, Kehagias T, Zoubos H, Komninou P, Cranton W. M, Kosmidis C, Patsalas P (2012). Optical encoding by plasmon-based patterning: Hard and inorganic materials become photosensitive. Nano Letters. vol.12 no.1 p.259-263.

Conference Announcement

Kehagias Th, Kioseoglou J, Koukoula T, Ajagunna A. O, Georgakilas A, Komninou Ph (2012). Polytypism in InN nanopillars grown on Si(111). EMC2012.
Kehagias Th, Kioseoglou J, Koukoula T, Ajagunna A. O, Georgakilas A, Komninou Ph (2012). Crystal and Electronic Properties of Polytypes in InN Nanopillars. EDS-2012.
Kioseoglou J, Koukoula T, Kehagias Th, Furtmayr F, Eickhoff M, Kirmse H, Neumann W, Karakostas Th, Komninou Ph (2012). Interfacial structure of GaN nanowires on treated Al2O3 substrates. EDS-2012.
Kioseoglou J, Koukoula T, Kehagias Th, Ajagunna A. O, Georgakilas A, Komninou Ph (2012). Structural polytypes in InN nanopillars. Micro-Nano2012.
Kioseoglou J, Dimitrakopoulos G. P, Lotsari A, Kehagias Th, Zacharopoulos M, Karakostas Th, Komninou Ph (2012). Structure of homophase and heterophase interfaces in nonpolar III-Nitride epilayers. Πρακτικά 28ου Πανελλήνιου Συνεδρίου Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Πάτρα.
Komninou Ph, Kehagias Th, Kioseoglou J, Furtmayr F, Eickhoff M, Karakostas Th, Koukoula T (2012). Structural analysis of catalyst-free growth of GaN nanowires on Al2O3 substrates. EMC2012.
Koukoula T, Kioseoglou J, Kehagias Th, Ajagunna A. O, Georgakilas A, Komninou Ph (2012). Polytypism in InN Nanopillars Grown on Si: Structural and Electronic Properties. Πρακτικά 28ου Πανελλήνιου Συνεδρίου Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Πάτρα.
Lotsari A, Kehagias Th, Katsikini M, Arvanitidis J, Ves S, Tsiakatouras G, Tsagaraki K, Georgakilas A, Komninou Ph, Dimitrakopulos G. P (2012). Structure-property relationships in anisotropic nonpolar heteroepitaxial GaN films. XXVIII Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης και Επιστήμης Υλικών. Patras, Greece.
Lotsari Α, Katsikini M, Kehagias Th, Arvanitidis J, Ves S, Tsiakatouras G, Tsagaraki Κ, Georgakilas Α, Komninou Ph, Dimitrakopulos G. P (2012). Structural Anisotropic Properties of Nonpolar A-plane GaN on R-plane Sapphire. International Conference on Extended Defects in Semiconductors. Thessaloniki, Greece.

Without Type

Lotsari A, Dimitrakopulos G. P, Kehagias T, Ajagunna A. O, Iliopoulos E, Georgakilas A, Komninou P, Parbrook P. J. (editor), Martin R. W. (editor), Halsall M. P. (editor) (2012). Structural characterization of InN epilayers grown on r-plane sapphire by plasma-assisted MBE: Physica Status Solidi C: Current Topics in Solid State Physics, Vol 9, No 3-4.

2011

Journal Article

Das A, Sinha P, Kotsar Y, Kandaswamy P. K, Dimitrakopulos G. P, Kehagias T, Komninou P, Nataf G, De Mierry P, Monroy E (2011). Growth and characterization of polar (0 0 0 1) and semipolar (1 1 -2 2) InGaN/GaN quantum dots. Journal of Crystal Growth. vol.323 no.1 p.161-163.
Das A, Dimitrakopulos G. P, Kotsar Y, Lotsari A, Kehagias T, Komninou P, Monroy E (2011). Improved luminescence and thermal stability of semipolar (11-22) InGaN quantum dots. Applied Physics Letters. vol.98 no.20.
Gačević Ž, Das A, Teubert J, Kotsar Y, Kandaswamy P. K, Kehagias T, Koukoula T, Komninou P, Monroy E (2011). Internal quantum efficiency of III-nitride quantum dot superlattices grown by plasma-assisted molecular-beam epitaxy. Journal of Applied Physics. vol.109 no.10.
Geelhaar L, Chéze C, Jenichen B, Brandt O, Pfüller C, Münch S, Rothemund R, Reitzenstein S, Forchel A, Kehagias T, Komninou P, et al (2011). Properties of GaN nanowires grown by molecular beam epitaxy. IEEE Journal on Selected Topics in Quantum Electronics. vol.17 no.4 p.878-888.
Kehagias Th, Dimitrakopulos G. P, Kioseoglou J, Kirmse H, Giesen C, Heuken M, Georgakilas A, Neumann W, Karakostas Th, Komninou Ph (2011). Erratum: Indium migration paths in V-defects of InAlN grown by metal-organic vapor phase epitaxy (Applied Physics Letters (2009) 95 (071905)). Applied Physics Letters. vol.99 no.5.

Conference Proceedings Article

Das A, Kotsar Y, Lahourcade L, Dimitrakopulos G. P, Kehagias Th, Lotsari A, Koukoula T, Komninou Ph, Monroy E (2011). Plasma-Assisted MBE of Semipolar (11-22)-Oriented III-Nitrides: 2D Layers and Nanostructures. International Conference on Nitride Semiconductors - ICNS9.
Kehagias Th, Koukoula T, Dimitrakopulos G. P, Kalesaki E, Kioseoglou J, Kirmse H, Furtmayr F, Neumann W, Eickhoff M, Karakostas Th, Komninou Ph (2011). Interfacial Phenomena in InGaN/GaN Superlattices Embedded in Spontaneously Grown GaN Nanowires. 27ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Λεμεσός, Κύπρος. p.4-5.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Koukoula T, Das A, Monroy E, Komninou Ph (2011). InGaN quantum dots: structural characterization and strain state. 27ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Λεμεσός, Κύπρος. p.125-126.

Conference Announcement

Dimitrakopulos G. P, Lotsari A, Kehagias Th, Katsikini M, Arvanitidis J, Christofilos D, Ves S, Tsiakatouras G, Ajagunna A. O, Iliopoulos E, Georgakilas A, et al (2011). Structural anisotropic properties of a-plane (11-20) GaN and InN films grown on r-plane sapphire by PAMBE. E-MRS (European Materials Research Society) Fall Meeting. Warsaw (Poland).
Dimitrakopulos G. P, Lotsari A, Kalesaki E, Kioseoglou J, Kehagias Th, Lahourcade L, Das A, Monroy E, Hausler I, Kirmse H, Neumann W, et al (2011). Self-assembled Quantum Dot Superlattices in Semipolar (11-22) III-Nitrides: Stoichiometry, Strain State and Morphology. EMRS-2011 Fall meeting.
Kehagias Th, Koukoula T, Dimitrakopulos G. P, Kioseoglou J, Kalesaki E, Furthmayr F, Eickhoff M, Kirmse H, Neumann W, Karakostas Th, Komninou Ph (2011). Nanoscale Properties of InGaN Quantum Disks Grown in GaN Nanowires. EMRS-2011 Fall meeting.
Kehagias Th, Koukoula T, Dimitrakopulos G. P, Kalesaki E, Kioseoglou J, Furtmayr F, Kirmse H, Neumann W, Eickhoff M, Karakostas Th, Komninou Ph (2011). Nanostructure of InGaN/GaN Superlattices in GaN Nanowires. MRS 2011 Fall Meeting.
Kehagias Th, Kioseoglou J, Koukoula T, Ajagunna A. O, Georgakilas A, Komninou Ph (2011). Nanostructure and identification of polytypes in InN nanocolumns. EMRS-2011 Fall meeting.
Kioseoglou J, Kalesaki E, Dimitrakopulos G. P, Kehagias Th, Komninou Ph, Karakostas Th (2011). Interfacial structures of (Al,In)N/GaN through atomistic modelling and HRTEM image simulations. EMRS-2011 Fall meeting.
Koukoula T, Kehagias Th, Dimitrakopulos G. P, Kalesaki E, Kioseoglou J, Furtmayr F, Eickhoff M, Häusler I, Neumann W, Karakostas Th, Komninou Ph (2011). InGaN Nanostructures Embedded in GaN Nanowires. NN11.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Katsikini M, Arvanitidis J, Christofilos D, Tsiakatouras G, Ves S, Georgakilas A, Komninou Ph (2011). Defect properties and anisotropy of nonpolar a-plane GaN films grown on r-plane sapphire by MBE. 9th International Conference on Nitride Semiconductors. Glasgow (UK).

2010

Journal Article

Chèze C, Geelhaar L, Brandt O, Weber W. M, Riechert H, Münch S, Rothemund R, Reitzenstein S, Forchel A, Kehagias T, Komninou P, et al (2010). Direct comparison of catalyst-free and catalyst-induced GaN nanowires. Nano Research. vol.3 no.7 p.528-536.
Dialynas G. E, Kalliakos S, Xenogianni C, Androulidaki M, Kehagias T, Komninou P, Savvidis P. G, Hatzopoulos Z, Pelekanos N. T (2010). Piezoelectric InAs (211)B quantum dots grown by molecular beam epitaxy: Structural and optical properties. Journal of Applied Physics. vol.108 no.10.
Dimitrakopulos G. P, Kehagias T, Ajagunna A, Kioseoglou J, Kerasiotis I, Nouet G, Vajpeyi A. P, Komninou P, Karakostas T (2010). Microstructure of N-face InN grown on Si (111) by plasma-assisted MBE using a thin GaN-lN buffer layer. Physica Status Solidi (A) Applications and Materials. vol.207 no.5 p.1074-1078.
Dimitrakopulos G. P, Kalesaki E, Kioseoglou J, Kehagias Th, Lotsari A, Lahourcade L, Monroy E, Häusler I, Kirmse H, Neumann W, Jurczak G, et al (2010). Morphology and strain of self-assembled semipolar GaN quantum dots in (112̄2) AlN. Journal of Applied Physics. vol.108 no.10.
Kehagias T, Lahourcade L, Lotsari A, Monroy E, Dimitrakopulos G. P, Komninou P (2010). Interfacial structure of semipolar AlN grown on m-plane sapphire by MBE. Physica Status Solidi (B) Basic Research. vol.247 no.7 p.1637-1640.
Kehagias T (2010). Nanoscale indium variation along InGaN nanopillars grown on (1 1 1) Si substrates. Physica E: Low-Dimensional Systems and Nanostructures. vol.42 no.9 p.2197-2202.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Kavouras P, Zoubos H, Koutsokeras L. E, Patsalas P, Komninou Ph (2010). Structure, stability and mechanical performance of AlN:Ag nanocomposite films. Surface and Coatings Technology. vol.204 no.12-13 p.1937-1941.
Rabias I, Tsitrouli D, Karakosta E, Kechagias Thomas, Diamantopoulos G, Fardis M, Stamopoulos Dimitrios, Maris T. G, Falaras P, Zouridakis N, Diamantis N, et al (2010). Rapid magnetic heating treatment by highly charged maghemite nanoparticles on Wistar rats exocranial glioma tumors at microliter volume. Biomicrofluidics. vol.4 no.2 p.1-8.
Tsilika I, Eleftheriadis I, Kehagias T, Pavlidou E, Karakostas T, Komninou P (2010). Crystallization process of thermally treated vitrified EAFD waste. Journal of the European Ceramic Society. vol.30 no.10 p.2009-2015.

Conference Proceedings Article

Dimitrakopulos G. P, Kalesaki E, Kioseoglou J, Kehagias Th, Lotsari A, Lahourcade L, Monroy E, Hausler I, Kirmse H, Neumann W, Jurczak G, et al (2010). Strain State and Internal Polarization of Semipolar (11-22)-oriented GaN Quantum Dots in AlN. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ιωάννινα. p.52-53.
Kehagias Th, Koukoula T, Dimitrakopulos G. P, Kalesaki E, Kirmse H, Neumann W, Furtmayr F, Eickhoff M, Karakostas Th, Komninou Ph (2010). Transmission electron microscopy of InGaN nanostructures embedded in GaN Nanorods. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ιωάννινα. p.18-19.
Koukoula T, Kehagias Th, Lotsari A, Das A, Monroy E, Dimitrakopulos G. P, Komninou Ph (2010). Self-assembled inGaN quantum dot superlattices for optical sensor applications. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Θεσσαλονίκη. p.184-185.
Koukoula T, Kehagias Th, Lotsari A, Das A, Monroy E, Dimitrakopulos G. P, Komninou Ph (2010). InGaN Quantum Dot superlattices grown in GaN by plasma assisted MBE. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ιωάννινα.
Lotsari A, Kehagias Th, Lahourcade L, Monroy E, Dimitrakopulos G. P, Komninou Ph (2010). The AlN/sapphire interface in semipolar (11-22) heteroepitaxy by MBE: Structure and defects. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ιωάννινα. p.141-142.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Tsiakatouras G, Georgakilas A, Komninou Ph (2010). Morphological and microstructural evolution in the growth of non-polar a-plane GaN thin films on r-plane sapphire using an AlN buffer layer. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ιωάννινα. p.143-144.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Katsikini M, Arvanitidis J, Christofilos D, Tsiakatouras G, Georgakilas A, Komninou Ph (2010). Microstructural evolution and anisotropy in MBE-grown a-plane GaN epilayers on r-plane sapphire. 4th International Conference on Micro-Nanoelectronics, Nanotechnologies & MEMs. Athens, Greece.
Soumelidou M. M, Kalesaki E, Kioseoglou J, Kehagias Th, Kirmse H, Neumann W, Komninou Ph, Karakostas Th (2010). Electron energy loss near edge structure of InxAl1-xN alloys. 26ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ιωάννινα.

2009

Journal Article

Adikimenakis A, Sahonta S. L, Dimitrakopulos G. P, Domagala J, Kehagias T, Komninou P, Iliopoulos E, Georgakilas A (2009). Effect of AlN interlayers in the structure of GaN-on-Si grown by plasma-assisted MBE. Journal of Crystal Growth. vol.311 no.7 p.2010-2015.
Breedon M, Kehagias Th, Shafiei M, Kalantar-zadeh K, Wlodarski W (2009). ZnO nanostructures grown on epitaxial GaN. Thin Solid Films. vol.518 no.4 p.1053-1056.
Dimitrakopulos G. P, Kalesaki E, Komninou Ph, Kehagias Th, Kioseoglou J, Karakostas Th (2009). Strain accommodation and interfacial structure of AlN interlayers in GaN. Crystal Research and Technology. vol.44 no.10 p.1170-1180.
Kehagias Th, Dimitrakopulos G. P, Kioseoglou J, Kirmse H, Giesen C, Heuken M, Georgakilas A, Neumann W, Karakostas Th, Komninou Ph (2009). Indium migration paths in V-defects of InAlN grown by metal-organic vapor phase epitaxy. Applied Physics Letters. vol.95 no.7.
Lahourcade L, Valdueza-Felip S, Kehagias T, Dimitrakopulos G. P, Komninou P, Monroy E (2009). Stranski-Krastanow growth of (11(2)over-bar2) oriented GaN/AlN quantum dots. Applied Physics Letters. vol.94 no.11.
Pinakidou F, Katsikini M, Kaimakamis G, Kehagias Th, Paloura E. C (2009). Effect of annealing on the structural role of Fe in composite Fe- and Zn-rich materials: A XAFS study. Journal of Alloys and Compounds. vol.483 no.1-2 p.665-669.
Sahonta S. L, Dimitrakopulos G. P, Kehagias T, Kioseoglou J, Adikimenakis A, Iliopoulos E, Georgakilas A, Kirmse H, Neumann W, Komninou P (2009). Mechanism of compositional modulations in epitaxial InAlN films grown by molecular beam epitaxy. Applied Physics Letters. vol.95 no.2.

Conference Proceedings Article

Gkinis Th, Tresintsi S, Moschou P, Simeonidis K, Mitrakas Manassis, Kechagias Thomas, Kalogirou Orestis, Angelakeris Mavroeidis (2009). Evaluation of iron oxide nanoparticles prepared by high-energy ball milling in drinking water treatment. ΧXV Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης και Επιστήμης Υλικών. ΧXV Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης και Επιστήμης Υλικών. Θεσσαλονίκη, Ελλάδα. p.189-190.
Kalesaki E, Kehagias Th, Kioseoglou J, Lotsari A, Lahourcade L, Monroy E, Dimitrakopulos G. P, Komninou Ph (2009). Morphological and structural characterization of polar and semipolar QDs. 25ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Θεσσαλονίκη. p.60-61.
Kehagias Th, Sahonta S. L, Dimitrakopulos G. P, Kioseoglou J, Kirmse H, Neumann W, Giesen C, Heuken M, Adikimenakis A, Georgakilas A, Karakostas Th, et al (2009). Mechanisms of Indium Segregation in MOVPE and MBE Grown InAlN Epilayers. 25ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Θεσσαλονίκη. p.50-51.
Kioseoglou J, Kalesaki E, Dimitrakopulos G. P, Kehagias Th, Komninou Ph, Karakostas Th (2009). Atomic Scale Modelling by the use of a III-species Environment Approach: Implementation on Threading Dislocations and (Al,In)N/GaN Interfaces. 25ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Θεσσαλονίκη. p.314-315.
Lotsari A, Dimitrakopulos G. P, Kehagias Th, Kavouras P, Patsalas P, Komninou Ph (2009). Structural and Mechanical Properties of AlN:Ag Nanocomposite Coatings grown by Pulsed Laser Deposition. 25ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Θεσσαλονίκη. p.64-65.
Monroy E, Kandaswamy P. K, Lahourcade L, Wirthmuller A, Tchernycheva M, Julien F. H, Kehagias Th, Dimitrakopulos G. P, Komninou Ph, Ruterana P, Eickhoff M (2009). Polar and semipolar GaN/AlN nanostructures for optoelectronic applications. 25ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Θεσσαλονίκη. p.94-95.

2008

Journal Article

Delimitis A, Komninou P, Kehagias T, Pavlidou E, Karakostas T, Gladkov P, Nohavica D (2008). Controlled growth of porous networks in phosphide semiconductors. Journal of Porous Materials. vol.15 no.1 p.75-81.
Dimitrakopulos G. P, Komninou P, Kehagias T, Sahonta S. L, Kioseoglou J, Vouroutzis N, Hausler I, Neumann W, Iliopoulos E, Georgakilas A, Karakostas T (2008). Strain relaxation in AlN/GaN heterostructures grown by molecular beam epitaxy. Physica Status Solidi a-Applications and Materials Science. vol.205 no.11 p.2569-2572.
Dimitrakopulos G. P, Komninou P, Kehagias T, Delimitis A, Kioseoglou J, Sahonta S. L, Iliopoulos E, Georgakilas A, Karakostas T (2008). Electron Microscopy Characterization of a Graded AlN/GaN Multilayer Grown by Plasma-Assisted MBE. Microscopy of Semiconducting Materials 2007. vol.120 p.65-68 497.
Kavouras Panagiotis, Kechagias Thomas, Komninou Filomila, Chrysafis Konstantinos, Charitidis Constantine, Karakostas Theodoros (2008). Interface controlled active fracture modes in glass-ceramics. Journal of Materials Science. Published Version. vol.43 no.11 p.3954-3959.
Kehagias T, Komninou P, Dimitrakopulos G. P, Sahonta S. L, Cheze C, Geelhaar L, Riechert H, Karakostas T (2008). Epitaxial Growth of Single Crystalline GaN Nanowires on (0001) Al2O3. Microscopy of Semiconducting Materials 2007. vol.120 p.225-228 497.
Kehagias Th, Komninou Ph, Dimitrakopulos G. P, Chèze C, Geelhaar L, Riechert H, Karakostas Th (2008). Atomic-scale configuration of catalyst particles on GaN nanowires. Physica Status Solidi (C) Current Topics in Solid State Physics. vol.5 no.12 p.3716-3719.
Lari L, Murray R. T, Gass M. H, Bullough T. J, Chalker P. R, Kioseoglou J, Dimitrakopulos G. P, Kehagias Th, Komninou Ph, Karakostas Th, Chèze C, et al (2008). Defect characterization and analysis of III-V nanowires grown by Ni-promoted MBE. Physica Status Solidi (A) Applications and Materials. vol.205 no.11 p.2589-2592.
Nohavica D, Gladkov P, Jarchovský Z, Zelinka J, Komninou Ph, Delimitis A, Kehagias Th, Karakostas Th (2008). Micropore modification in InP. Physica Status Solidi (A) Applications and Materials. vol.205 no.11 p.2577-2580.
Sahonta S. L, Komninou Ph, Dimitrakopulos G. P, Kehagias Th, Kioseoglou J, Karakostas Th, Salcianu C, Thrush E. J (2008). Microstructure of defects in InGaN/GaN quantum well heterostructures. Journal of Physics: Conference Series. vol.126.
Sahonta S. L, Komninou P, Dimitrakopulos G. P, Kehagias T, Kioseoglou J, Karakostas T, Salcianu C, Thrush E. J (2008). Microstructure of defects in InGaN/GaN quantum well heterostructures - art. no. 012048. Emag: Electron Microscopy and Analysis Group Conference 2007. vol.126 p.12048-12048 668.

Conference Proceedings Article

Dimitrakopulos G. P, Kioseoglou J, Kehagias Th, Smalc-Koziorowska J, Kalessaki E, Sahonta S. L, Komninou Ph, Karakostas Th (2008). Interfacial structures and defects in nitride compound semiconductors studied at the atomic scale. 24ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ηράκλειο. p.8-9.
Kehagias Th, Komninou Ph, Dimitrakopulos G. P, Kirmse H, Neumann W, Cheze C, Geelhaar L, Riechert H, Karakostas Th (2008). Nanostructural analysis of GaN quantum wires grown on Al2O3(0001), Si(111) and Si(001) substrates. 24ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ηράκλειο. p.131-132.
Kioseoglou J, Dimitrakopulos G. P, Kehagias Th, Kalessaki E, Komninou Ph, Karakostas Th (2008). Misfit analysis of the InN/GaN interface through HRTEM image simulations. επιμ. Richter S, Schwedt A. Proceedings of the 14th European Microscopy Congress 2008 (EMC2008). Springer-Verlag. vol.2: Materials Science p.651-652.
Kioseoglou J, Dimitrakopulos G. P, Kehagias Th, Kalessaki E, Komninou Ph, Karakostas Th (2008). HRTEM observations and simulations of InN/GaN interfacial structure. 24ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ηράκλειο. p.217-218.
Smalc-Koziorowska J, Dimitrakopulos G. P, Komninou Ph, Kehagias Th, Sahonta S.-L, Georgakilas A, Tsiakatouras G (2008). Epitaxial orientations of GaN grown on R-plane sapphire. επιμ. Richter S, Schwedt A. Proceedings of the 14th European Microscopy Congress 2008 (EMC2008). Aachen, Germany. Springer-Verlag. vol.2: Materials Science p.53-54.
Tsilika I, Komninou Ph, Dimitrakopulos G. P, Karakostas Th, Kehagias Th (2008). Exsolution phenomena in glass-ceramic systems. επιμ. Richter S, Schwedt A. Proceedings of the 14th European Microscopy Congress 2008 (EMC2008). Aachen, Germany. Springer-Verlag. vol.2: Materials Science p.537-538.
Tsilika I, Kehagias Th, Dimitrakopulos G. P, Pavlidou E, Karakostas Th, Komninou Ph (2008). Diffusion kinetics of metallic elements in thermally treated vitrified electric arc furnace dust. 24ο Πανελλήνιο Συνέδριο Φυσικής Στερεάς Κατάστασης & Επιστήμης Υλικών. Ηράκλειο. p.167-168.

2007

Journal Article

Crisan O, Angelakeris Mavroeidis, Kechagias Thomas, Filoti G (2007). Hybrid approach to the synthesis of FePt / Fe3B nanocomposite magnets. Journal of Optoelectronics and Advanced Materials. vol.9 no.9 p.2734-2737.
Delimitis A, Komninou P, Dimitrakopulos G. P, Kehagias T, Kioseoglou J, Karakostas T, Nouet G (2007). Strain distribution of thin InN epilayers grown on (0001) GaN templates by molecular beam epitaxy. Applied Physics Letters. vol.90 no.6.
Geelhaar L, Ch̀ze C, Weber W. M, Averbeck R, Riechert H, Kehagias Th, Komninou Ph, Dimitrakopulos G. P, Karakostas Th (2007). Axial and radial growth of Ni-induced GaN nanowires. Applied Physics Letters. vol.91 no.9.
Karoutsos V, Papasotiriou P, Poulopoulos P, Kapaklis V, Politis C, Angelakeris M, Kehagias T, Flevaris N. K, Papaioannou E. Th (2007). Growth modes of nanocrystalline Ni/Pt multilayers with deposition temperature. Journal of Applied Physics. vol.102 no.4.
Kavouras P, Ioannidis Th.A, Kechagias Thomas, Tsilika I, Chrysafis Konstantinos, Kokkou Sokratis, Zoumpoulis Anastasios, Karakostas Theodoros (2007). EAFD-loaded vitreous and glass–ceramic materials. Journal of the European Ceramic Society. Published Version. vol.27 no.5 p.2317-2323.
Kavouras Panagiotis, Kechagias Thomas, Tsilika Eirini, Kaimakamis Georgios, Chrysafis Konstantinos, Kokkou Sokratis, Papadopoulos Dimitrios, Karakostas Theodoros (2007). Glass-ceramic materials from electric arc furnace dust. Journal of Hazardous Materials. Published Version. vol.139 no.3 p.424-429.
Pinakidou F, Katsikini M, Paloura E. C, Kavouras P, Kehagias T, Komninou P, Karakostas T, Erko A (2007). On the distribution and bonding environment of Zn and Fe in glasses containing electric arc furnace dust: A mu-XAFS and mu-XRF study. Journal of Hazardous Materials. vol.142 no.1-2 p.297-304.

2006

Journal Article

Arvanitidis J, Katsikini M, Ves S, Delimitis A, Kehagias T, Komninou P, Dimakis E, Iliopoulos E, Georgakilas A (2006). Raman and transmission electron microscopy characterization of InN samples grown on GaN/Al2O3 by molecular beam epitaxy. Physica Status Solidi B-Basic Solid State Physics. vol.243 no.7 p.1588-1593.
Crisan O, Angelakeris Mavroeidis, Simeonidis K, Kechagias Thomas, Komninou Philomela, Giersig M, Flevaris Nikolaos (2006). Structure effects on the magnetism of AgCo nanoparticles. Acta Materialia. vol.54 no.19 p.5251-5260.
Dallas P, Georgakilas V, Niarchos D, Komninou P, Kehagias T, Petridis D (2006). Synthesis, characterization and thermal properties of polymer/magnetite nanocomposites. Nanotechnology. vol.17 no.8 p.2046-2053.
Delimitis A, Gladkov P, Komninou P, Kehagias T, Arvanitidis J, Ves S, Katsikini M, Dimakis E, Georgakilas A (2006). Structural and optical characterisation of thick InN epilayers grown with a single or two step growth process on GaN(0001). Physica Status Solidi a-Applications and Materials Science. vol.203 no.1 p.162-166.
Kavouras P, Kehagias T, Chrissafis K, Komninou P, Karakostas T (2006). The role of alkali content in the devitrification mechanisms of SiO2-Fe2O3-Na2O-PbO system. Journal of Thermal Analysis and Calorimetry. vol.86 no.3 p.715-719.
Kavouras P, Kechagias Thomas, Chrysafis Konstantinos, Komninou Filomila, Karakostas Theodoros (2006). The role of alkali content in the devitrification mechanisms of SiO2–Fe2O3–Na2O–PbO SYSTEM. Journal of Thermal Analysis and Calorimetry. Published Version. vol.86 no.3 p.715-719.
Kavouras Panagiotis, Kaimakamis Georgios, Tsilika G, Ioannidis Th A, Kechagias Thomas, Chrysafis Konstantinos, Pavlidou Eleni, Kokkou Sokratis, Dimitraskopoulos George P, Charitidis C, Fournou-Karga E, et al (2006). Vitrification as a tool for solid waste treatment: A case study for electric arc furnace dust. Journal of environmental protection and ecology. vol.7 no.4 p.838-844.
Kechagias Thomas, Komninou Filomila, Kavouras P, Chrysafis Konstantinos, Nouet G, Karakostas Theodoros (2006). Crystal phase separation and microstructure of a thermally treated vitrified solid waste. journal of the european ceramic society. Published Version. vol.26 no.7 p.1141-1148.
Kioseoglou J, Dimitrakopulos G. P, Komninou P, Kehagias T, Karakostas T (2006). Mixed partial dislocation core structure in GaN by high resolution electron microscopy. Physica Status Solidi a-Applications and Materials Science. vol.203 no.9 p.2156-2160.

2005

Journal Article

Delimitis A, Komninou P, Kehagias T, Karakostas T, Dimakis E, Georgakilas A, Nouet G (2005). Structural properties of InN thin films grown with variable growth conditions on GaN/Al2O3 by plasma-assisted MBE. Microscopy of Semiconducting Materials. vol.107 p.71-74 537.
Dimakis E, Tsagaraki K, Iliopoulos E, Komninou P, Kehagias T, Delimitis A, Georgakilas A (2005). Correlation between nucleation, morphology and residual strain of InN grown on Ga-face GaN (0001). Journal of Crystal Growth. vol.278 no.1-4 p.367-372.
Dimakis E, Iliopoulos E, Tsagaraki K, Kehagias T, Komninou P, Georgakilas A (2005). Heteroepitaxial growth of In-face InN on GaN (0001) by plasma-assisted molecular-beam epitaxy. Journal of Applied Physics. vol.97 no.11.
Dimitrakopulos G. P, Sanchez A. M, Komninou P, Ruterana P, Nouet G, Kehagias T, Karakostas T (2005). Disconnections and inversion domain formation in GaN/AlN heteroepitaxy on (111) silicon. Physica Status Solidi C - Conferences and Critical Reviews, Vol 2, No 7. vol.2 no.7 p.2500-2503 920.
Dimitrakopulos G. P, Sanchez A. M, Komninou P, Kehagias T, Karakostas T, Nouet G, Ruterana P (2005). Interfacial steps, dislocations, and inversion domain boundaries in the GaN/AlN/Si (0001)/(111) epitaxial system. Physica Status Solidi B-Basic Solid State Physics. vol.242 no.8 p.1617-1627.
Kehagias T, Iliopoulos E, Delimitis A, Nouet G, Dimakis E, Georgakilas A, Komninou P (2005). Interfacial structure of MBE grown InN on GaN. Physica Status Solidi a-Applications and Materials Science. vol.202 no.5 p.777-780.
Kehagias T, Delimitis A, Komninou P, Iliopoulos E, Dimakis E, Georgakilas A, Nouet G (2005). Misfit accommodation of compact and columnar InN epilayers grown on Ga-face GaN (0001) by molecular-beam epitaxy. Applied Physics Letters. vol.86 no.15.
Komninou P, Kioseoglou J, Dimitrakopulos G. P, Kehagias T, Karakostas T (2005). Partial dislocations in wurtzite GaN. Physica Status Solidi a-Applications and Materials Science. vol.202 no.15 p.2888-2899.

2004

Journal Article

Crisan O, Angelakeris Mavroeidis, Nogues M, Kechagias Thomas, Komninou Philomela, Sobal N, Giersig M, Flevaris Nikolaos (2004). Correlation of structure and magnetism of AgCo nanoparticle arrays. Journal of Magnetism and Magnetic Materials. vol.272 p.E1253-E1254.
Komninou P, Kehagias T, Delimitis A, Dimitrakopulos G. P, Kioseoglou J, Dimakis E, Georgakilas A, Karakostas T (2004). Microstructural assessment of InN-on-GaN films grown by plasma-assisted MBE. Superlattices and Microstructures. vol.36 no.4-6 p.509-515.

2003

Journal Article

Bakogiannakis Dimitrios, Deligianni-Giannakoudaki Eleni, Zoumpoulis Anastasios, Matis Konstantinos, Nalbandian L, Kechagias Thomas (2003). Akaganeite and goethite-type nanocrystals: synthesis and characterization. Microporous and Mesoporous Materials. Published Version. vol.59 no.1 p.35-42.
Gautier S, Komninou Philomela, Patsalas P, Kehagias Thomas, Logothetidis S, Dimitriadis Charalampos, Nouet G (2003). Optical and electrical properties of TiN/n-GaN contacts in correlation with their structural properties. Semiconductor Science and Technology. vol.18 no.6 p.594-601.
Kavouras P, Kaimakamis Georgios, Ioannidis Th.A, Kechagias Thomas, Komninou Filomila, Kokkou Sokratis, Pavlidou Eleni, Antonopoulos Ioannis, Sofoniou Michail, Zoumpoylis Anastasios, Chatziantoniou-Marouli Konstantina, et al (2003). Vitrification of lead-rich solid ashes from incineration of hazardous industrial wastes. Waste Management. Published Version. vol.23 no.4 p.361-371.
Kioseoglou J, Komninou P, Dimitrakopulos G. P, Kehagias T, Polatoglou H. M, Nouet G, Karakostas T (2003). Microstructure of planar defects and their interactions in wurtzite GaN films. Solid-State Electronics. vol.47 no.3 p.553-557.

2002

Journal Article

Christides C, Moutis N, Komninou P, Kehagias T, Nouet G (2002). Dependence of exchange bias energy on spin projections at (La,Ca)MnO3 ferromagnetic/antiferromagnetic interfaces. Journal of Applied Physics. vol.92 no.1 p.397-405.
Dimitrakopulos G. P, Kehagias T, Komninou P, Nouet G, Karakostas T (2002). Disconnections at translation domain boundaries in epitaxial GaN. Journal of Physics-Condensed Matter. vol.14 no.48 p.12709-12715.
Kavouras P, Katsikini M, Kehagias T, Paloura E. C, Komninou P, Antonopoulos J, Karakostas T (2002). A parametric study of implantation-induced variations on the mechanical properties of epitaxial GaN. Journal of Physics-Condensed Matter. vol.14 no.48 p.12953-12959.
Komninou P, Kehagias T, Kioseoglou J, Dimitrakopulos G. P, Sampath A, Moustakas T. D, Nouet G, Karakostas T (2002). Interfacial and defect structures in multilayered GaN/AlN films. Journal of Physics-Condensed Matter. vol.14 no.48 p.13277-13283.

2001

Journal Article

Dimitrakopulos G. P, Komninou Ph, Kioseoglou J, Kehagias Th, Sarigiannidou E, Georgakilas A, Nouet G, Karakostas Th (2001). Structural transition of inversion domain boundaries through interactions with stacking faults in epitaxial GaN. Physical Review B - Condensed Matter and Materials Physics. vol.64 no.24 p.2453251-24532512.
Georgakilas A, Mikroulis S, Cimalla V, Zervos M, Kostopoulos A, Komninou P, Kehagias T, Karakostas T (2001). Effects of the sapphire nitridation on the polarity and structural properties of GaN layers grown by plasma-assisted MBE. Physica Status Solidi a-Applied Research. vol.188 no.2 p.567-570.
Kechagias Thomas, Komninoy Filomila, Nouet G, Ruterana P, Karakostas Theodoros (2001). Misfit relaxation of the AlN/Al2O3 (0001) interface. Physical Review B. Published Version. vol.64 no.19 p.art no. 195329.
Kontos A. G, Chrysanthakopoulos N, Calamiotou M, Kehagias T, Komninou P, Pohl U. W (2001). Structural properties of ZnSe epilayers on (111) GaAs. Journal of Applied Physics. vol.90 no.7 p.3301-3307.

Conference Proceedings Article

Komninou P, Kioseoglou J, Sarigiannidou E, Dimitrakopulos G. P, Kehagias T, Georgakilas A, Nouet G, Ruterana P, Karakostas T (2001). Interaction between basal stacking faults and prismatic inversion domain boundaries in GaN. vol.639 p.G3.44.1-G3.44.5.
Komninou P, Kehagias T, Kioseoglou J, Sarigiannidou E, Karakostas T, Nouet G, Ruterana P, Amimer K, Mikroulis S, Georgakilas A (2001). Microstructure of GaN films grown by RF-plasma assisted molecular beam epitaxy. vol.639 p.G3.47.1-G3.47.6.

2000

Journal Article

Kehagias T, Komninou P, Christides C, Nouet G, Stavroyiannis S, Karakostas T (2000). Growth of fcc Co in sputter-deposited Co/Au multilayers with (111) texture. Journal of Crystal Growth. vol.208 no.1-4 p.401-408.
Komninou P, Nouet G, Patsalas P, Kehagias T, Gioti M, Logothetidis S, Karakostas T (2000). Crystalline structures of carbon complexes in amorphous carbon films. Diamond and Related Materials. vol.9 no.3-6 p.703-706.
Komninou P, Kehagias T, Karakostas T, Antonopoulos J. G, Braisaz T, Nouet G, Serra A (2000). Electron microscopy studies of defects in deformed hexagonal materials. Multiscale Phenomena in Plasticity: From Experiments to Phenomenology, Modelling and Materials. vol.367 p.215-226 529.
Komninou P, Dimitrakopulos G. P, Nouet G, Kehagias T, Ruterana P, Karakostas T (2000). Interfacial dislocations in TiN/GaN thin films. Journal of Physics-Condensed Matter. vol.12 no.49 p.10295-10300.
Poulopoulos P, Angelakeris M, Kehagias T, Niarchos D, Flevaris N. K (2000). Improved growth and perpendicular anisotropy in Pd-Co multilayers with intentionally alloyed layers. Thin Solid Films. vol.371 no.1 p.225-230.

1999

Journal Article

Kehagias Th, Komninou Ph, Antonopoulos J. G, Karakostas Th, Nouet G, Pontikis V (1999). Ball milling driven formation of interfaces in powders of super α2-Ti3Al alloy. Materials Science Forum. vol.294-296 p.333-336.
Komninou P, Nouet G, Kehagias T, Logothetidis S, Gioti M, Karakostas T (1999). HREM study of ultra-thin, amorphous carbon films and structural changes of carbon forms to diamond under ion bombardment. Diamond and Related Materials. vol.8 no.2-5 p.688-692.
Komninou Ph, Nouet G, Kehagias Th, Serra A, Karakostas Th (1999). Structural characteristics of twin boundaries in deformed polycrystalline zirconium. Materials Science Forum. vol.294-296 p.365-368.
Logothetidis S, Charitidis C, Patsalas P, Kehagias T (1999). A comparative study of composition, structure and elastic properties of boron nitride films deposited by magnetron and ion beam sputtering. Diamond and Related Materials. vol.8 no.2-5 p.410-414.
Ruterana P, Nouet G, Kehagias Th, Komninou Ph, Karakostas Th, Di Forte Poisson M. A, Huet F, Morkoc H (1999). Microstructure of Ti/Al and TiN Ohmic contacts to gallium nitride. Physica Status Solidi (A) Applied Research. vol.176 no.1 p.767-771.
Ruterana P, Nouet G, Kechagias Thomas, Komninou Philomela, Karakostas Theodoros, Poisson M. A. D, Huet F (1999). The microstructure and electrical properties of directly deposited TiN ohmic contacts to gallium nitride. Mrs Internet Journal of Nitride Semiconductor Research, Mrs Online Proceedings Library. vol.595.

1998

Journal Article

Braisaz T, Ruterana P, Nouet G, Komninou Philomela, Kechagias Thomas, Karakostas Theodoros, Poulopoulos P, Angelakeris Mavroeidis, Flevaris Nikolaos, Serra A (1998). Nanocrystalline thin titanium films grown on potassium bromide single crystals. Thin Solid Films. vol.319 no.1-2 p.140-143.
Stavroyiannis S, Christides C, Niarchos D, Kehagias Th, Komninou Ph, Karakostas Th (1998). Low-field giant magnetoresistance in (111)-textured Co/Au multilayers prepared with magnetron sputtering. Journal of Applied Physics. vol.84 no.11 p.6221-6228.

Conference Proceedings Article

Vlassis S, Siskos S, Hatzopoulos A, Petridis V, Kehagias Th (1998). Analog CMOS design of the Incremental CRedit Assignment (ICRA) scheme for time series classification. International Conf. on Circuits and Systems (ISCAS '98),. Monterey, California. vol.2 p.324-327.

1997

Conference Proceedings Article

Braisaz T, Ruterana P, Nouet G, Komninou Philomela, Kechagias Thomas, Karakostas Theodoros, Poulopoulos P, Angelakeris Mavroeidis, Flevaris Nikolaos, Serra A (1997). HREM study of Ultra Thin Titanium Films. vol.472 p.391-396.

1996

Journal Article

Braisaz T, Ruterana P, Nouet G, Serra A, Komninou Ph, Kehagias Th, Karakostas Th (1996). High-resolution electron microscopy study of the (1012) twin and defects analysis in deformed polycrystalline α-titanium. Philosophical Magazine Letters. vol.74 no.5 p.331-338.

1995

Journal Article

Kehagias Th, Komninou Ph, Dimitrakopulos G. P, Antonopoulos J. G, Karakostas Th (1995). Slip transfer across low-angle grain boundaries of deformed Titanium. Scripta Metallurgica et Materiala. vol.33 no.12 p.1883-1888.

1994

Journal Article

Kehagias Th, Komninou Ph, Dimitrakopulos G. P, Antonopoulos J. G, Karakostas Th (1994). Interfacial dislocation arrays in twin boundaries of deformed titanium. Scripta Metallurgica et Materiala. vol.30 no.10 p.1311-1315.

1993

Journal Article

Kehagias Th, Coheur L, Delavignette P (1993). On the microstructure of an iron-base ODS alloy. Journal of Materials Science Letters. vol.12 no.14 p.1059-1061.

1991

Journal Article

Kehagias T, Coheur L, Delavignette P (1991). Effects of creep on the microstructural features of an oxide-dispersion-strengthened superalloy. Materials Science and Engineering A. vol.131 no.1 p.1-7.

1990

Journal Article

Kehagias Th, Coheur L, Delavignette P (1990). Grain boundary structure and texture in a Ni-base ODS superalloy. Journal de physique. Colloque. vol.C1 no.1 p.855-860.

Updated: 2018-10-30