Publication list
Name: Michalis Velegrakis
Publications in refereed journals and proceedings of International Conferences:
A. Until 2004
- Papers
1.
M. Velegrakis and H.J. Loesch, "Molecular beam study of the System Kr + HCl",
Phys. D, 10, 253 (1988)
Z.
2.
M. Velegrakis and H.J. Loesch, "An improved potential for Xe + HCl from rainbow scattering", Chem.
Phys., 142, 133 (1990)
3.
M. Velegrakis and H.J. Loesch, "Rainbow scattering and time of flight spectra for Ar - HCl ", Chem.
Phys. Lett., 174, 438 (1990)
4.
M. Velegrakis and D. Beck, "Differential translation energy-loss distributions at 1 eV energies:
C2H2", J. Chem. Phys., 94, 7981 (1991)
K-
M.Velegrakis and Ch.Lüder, "Formation and stability of singly and doubly charged MgArN Clusters",
Chem. Phys. Lett., 223, 139 (1994)
+
6. Ch. Lüder, E. Georgiou and M. Velegrakis, “Studies on the production and stability of large CN and
+
Mx RN (M =C, Si, Ge and R =Ar, Kr) clusters”, Int. J. Mass Spec. Ion Phys , 153, 129 (1996)
5.
7.
Ch. Lüder and M. Velegrakis, “Photofragmentation spectrum of the Sr+Ar complex” J. Chem. Phys.
105, 2167 (1996)
8.
Ch. Lüder, D. Prekas and M.Velegrakis, “Ion-size effects in the growth sequences of metal-iondoped noble gas clusters”, Laser Chemistry, 17, 109 (1997)
9.
Ch. Lüder, D. Prekas, A. Vourliotaki, and M. Velegrakis, “ Photodissociation spectrum of Sr+Ne”,
Chem. Phys. Lett. 267, 149 (1997)
10. I.Zergioti, M. Velegrakis, G. N. Haidemenopoulos, “Diagnostics of the ions produced by Laser
ablation of TiC and TiB2”, Appl. Surf. Science 126, 92 (1998)
11. S. Xantheas, G.S. Fanourgakis, S.C. Farantos and M. Velegrakis, “ Spectroscopic constants of the X- 
2
2
+
and A- Π states of Sr Ar from first principles: Comparison with experiment”, J. Chem. Phys. 108, 46
(1998)
12. D. Prekas, B.H. Feng, and M. Velegrakis , “Vibrational constants and binding energies for the A 
2
and X  states of Sr Kr from photodissociation spectroscopy”, J. Chem. Phys. 108, 2712 (1998)
2
+
13. D. Prekas, Ch. Lüder and M. Velegrakis, ” Structural transitions in metal-ion-doped noble gas
clusters: Experiments and molecular dynamics simulations” , J. Chem. Phys. 108, 4450 (1998)
14. S. Bililign,C.S. Feigerle, J.C. Miller, and M. Velegrakis ,” Non-statistical bond breaking in the
multiphoton ionization/dissociation of [Fe(CO)5]mArn clusters”, J. Chem. Phys. 108, 6312 (1998)
15. G. Fanourgakis, Ch. Lüder, S.C.Farantos, S.S. Xantheas and M. Velegrakis, “ Optical absorption of
Sr+Arn (n=2-8) clusters: Experiment and theory”, J. Chem. Phys. 109, 108 (1998)
+
+
16. M. Velegrakis, G. Froudakis and S.C.Farantos, “ Stability and Structure of Ni Arn and Pt Arn Clusters”, J.
Chem. Phys. 109, 4687 (1998)
17. I. Alexandrou, I. Zergioti, G.A.Amaratunga, M.J.F. Healy, C.J.Kiely, P. Hatto, M. Velegrakis, and C. Fotakis, “ A
new reactive pulsed laser ablation technique for the deposition of hard carbon-nitride thin films”, Materials. Lett.
39, 97 (1999)
18. M. Velegrakis, G. Froudakis and S.C.Farantos, “Coordination of Ti cation embedded in Argon Clusters”,
Chem. Phys. Lett. 302, 595 (1999)
19. G.S Fanourgakis, S.C.Farantos, S.S. Xantheas and M. Velegrakis, “Photofragmentation Spectra and
Potential Energy Surfaces of Sr+Ar2”, Phys. Chem. Chem. Phys. (PCCP) 1, 977 (1999)
20. J. Giapintzakis, A. Sfounis, and M. Velegrakis, “A comparative mass spectroscopic study between
infrared and ultraviolet laser ablation of a superconducting YBa2Cu3O7-x target”, Int. J. Mass Spec. Ion
Phys. 189, 1 (1999)
+
21. G. E. Froudakis, S. C. Farantos and M. Velegrakis, “ Mass Spectra and Theoretical Modeling of Li Nen,
Li+Arn and Li+Krn Clusters”, Chem. Phys., 258, 13, 2000
22. M. Velegrakis, “Stability, structure and optical properties of metal ion-doped noble gas clusters”, in :
Advances in metal and semiconductor clusters, Chapter 7, Vol. V, ed. M.A. Duncan (JAI Press,
Greenwich), June 2001
23. M. Massaouti, A. Sfounis, M. Velegrakis, “ The photofragmentation of Sr+Xe”, Chem. Phys. Lett., 348,
47 (2001)
24. G. E. Froudakis, M. Muhlhauser, S. C. Farantos, A. Sfounis, and M. Velegrakis, “ Mass spectra and
Structures of Cu+Rgn clusters (Rg=Ne, Ar) ”, Chem. Phys. 280 (2002) 43
25. ,I. Zergioti, A. Sfounis, I. Alexandrou, A. Sfounis, G.A.J. Amaratunga, C. Fotakis and M. Velegrakis, “Synthesis
of C3N4+ by the combination of laser ablation of graphite and N2 molecular beam”, . Apll. Surface Science 8033
(2002) 1
26. S. C. Farantos, E.Filippou, S. Stamatiadis, G. E. Froudakis, M. Muehlhaeuser, M. Massaouti, A.
Sfounis and M. Velegrakis, “Photofragmentation Spectra of Sr+CO Complex: experiment and ab initio
calculations” Chem. Phys. Lett. 366 (2002) 231
27. S. C. Farantos, E.Filippou, S. Stamatiadis, G. E. Froudakis, M. Mühlhäuser, M. Massaouti, A. Sfounis
and M. Velegrakis, “Photofragmentation Spectra of Sr+CO complex: experiment and ab initio
calculations”, Chem. Phys. Lett 366 (2002) 231
28. M. Massaouti, M. Velegrakis, “Gas-phase Cu+– and Ag+–amino acid complexes produced with a new
source”, Intern. J. of Mass Spectrom. 225 (2003) 89
29. Carmen Ristoscu, Ion N. Mihailescu, Michalis Velegrakis, Maria Massaouti, Argiro Klini, Costas
Fotakis, , “Optical emission spectroscopy and time-of-flight investigations of plasmas generated
from AlN targets in cases of pulsed laser deposition with sub-ps and ns ultraviolet laser pulses”, J.
Applied Physics, 93 (2003) 2244
30. S. C. Farantos, E.Filippou, S. Stamatiadis, G. E. Froudakis, M. Mühlhäuser, M. Massaouti, A. Sfounis
and M. Velegrakis, “The excited states of Sr+CO: Photofragmentation Spectra and ab initio
calculations”, Chem. Phys. Lett. 379 (2003) 242
31. E. Witkowicz, H. Linnartz, C.A. de Lange, W. Ubachs,A. Sfounis, M. Massaouti, M. Velegrakis, “ Mass
Spectrometric and Laser Spectroscopic Characterization of a Supersonic Planar Plasma Expansion”,
Intern. J. of Mass Spectrom. 232 (2004) 25
-
Proceedings
-
“A Molecular beam apparatus for cluster studies”, 2nd International Conference on
Atomic and Nuclear Clusters”, Santorini /Greece 1993
-
-
-
“Studies on the production and stability of atomic clusters: Magic numbers of
Stability”10th Greek Confernece on Lasers & Applications”, Ionnina, September 1994
Magic numbers of stability and Structure of atomic Clusters: Experimental and
theoretical investigations”, 7th Greek Physics Conference, Heraklio, April 1996 (Talk)
“ Photofragmentation spectra of the Sr+Arn complexes” , Gordon Research
Conference on Molecular and Ionic Clusters”, Tuscany Italy, May1996
“Stability and Structure of metal-doped noble gas clusters”, South European
Conference on Atomic and Molecular Physics, SECAMP-96, Kos , October 1996
"Comparison of structural properties of hard carbon films formed by Pulsed laser
Vacuum and laser arc methods", Proceedings, International Conference and thin
films, ICMCTF 97, USA, (1997)
“ Packing transitions in metal ion-doped noble gas clusters. Experimental and
theoretical studies” NATO Advanced study institute, Elounda, Crete, July 1997
“Photofragmentation spectroscopy and structures of Sr+Arn (n=1-8) clusters” NATO
Advanced study institute, Elounda, Crete, July 1997
“Photofragmentation Spectra and Structures of Sr+Arn Clusters”, American Physical
Society Centennial Meeting, Atlanta, GA, March 20-26, 1999
Production, photofragmentation and collision induced dissociation of Transition
metal oxide clusters”. AMMARE, Γλυφάδα, Μάρτιος 2003
“Structural characterization of large molecules and clusters by molecular beam
mass-spectrometry, photofragmentation-spectroscopy and scattering”, 24th
International Symposium on rarefied gas dynamics, Bari July 2004
B. 2005-2012
- Papers
32.
M. Massaouti, M. Velegrakis, “ Vibrational constants and binding energies for the low-lying
electronic states of Sr+CO2 from photodissociation spectroscopy”, J. Phys. Chem. A 2005;
109(31); 6860-6864
33. Michalis Velegrakis and Antonis Sfounis “Formation and photodecomposition of cationic
titanium oxide Clusters” Applied Physics A 97 (2009) 765
34. M. Massaouti, George Fanourgakis, M. Velegrakis “Photodissociation spectroscopy and ab initio
calculations for the Sr+N2 complex “ Chem. Phys. Lett. 490 (2010) 138
35. Maria Jadraque, Borja Sierra, Antonis Sfounis, and Michalis Velegrakis, “Photofragmentation of
mass-selected titanium oxide cluster cations”, Applied Physics B, 100 (2010) 587
36. Giannis Mpourmpakis , Michalis Velegrakis, Claudia Mihesan, Antonis Andriotis, “Symmetry-Switching
Molecular Fe(O2)n+ Clusters “ J. Phys. Chem. A. 115 (2011) 7456
37. Michalis Velegrakis, Maria Massaouti, Maria Jadraque, “Collision-induced dissociation studies on gasphase titanium oxide cluster cations “Applied Physics A 108 (2012) 127
38. O. Kokkinaki, C. Mihesan, M. Velegrakis, D. Anglos, ”Comparative Study of Laser Induced Breakdown
Spectroscopy and Mass Spectrometry for the Analysis of Cultural Heritage Materials”, J. Mol. Struct.
(2013), http://dx.doi.org/10.1016/j.molstruc.2013.01.069
39. Michalis Velegrakis, Claudia Mihesan, and Maria Jadraque, “Collision-Induced Dissociation Studies on
Fe(O2)n+ (n = 1−6) Clusters: Application of a New Technique Based on Crossed Molecular Beams”: J.
Phys. Chem. A. (2013) dx.doi.org/10.1021/jp310617e
-
Proceedings
-
“Structural characterization of large molecules and clusters by molecular beam
scattering experiments”, 21th International Symposium on Molecular Beams,
Hersonnisos, May 2005