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Curriculum Vitae

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Nikolaos Chastas

Laboratory Teaching Staff, School of Physics

Personal Information

- 2310998217
nhastas@auth.gr
Scopus ID6701781137

Theses Supervised

Student Theses within AUTh

No results were found.

Publications

2014

Without Type

Tsormpatzoglou A, Chastas Nikolaos, Hatalis M.K, Dimitriadis Charalampos (2014). Analytical unified drain current model of amorphous IGZO thin film transistors considering a Gaussian distribution of tail states. 29th International Conference on Microelectronics, MIEL 2014.
Tsormpatzoglou A, Chastas Nikolaos, Hatalis M.K, Dimitriadis Charalampos (2014). Parameter extraction methodology for amorphous IGZO thin film transistors. 29th International Conference on Microelectronics, MIEL 2014.

2013

Without Type

Moschou D.C, Theodorou C.G, Chastas Nikolaos, Tsormpatzoglou A, Kouvatsos D.N, Voutsas A.T, Dimitriadis Charalampos (2013). Short channel effects on LTPS TFT degradation. IEEE/OSA Journal of Display Technology.
Tsormpatzoglou A, Chastas Nikolaos, Mahmoudabadi F, Choi N, Hatalis M.K, Dimitriadis Charalampos (2013). Characterization of high-current stress-induced instability in amorphous InGaZnO thin-film transistors by low-frequency noise measurements. IEEE Electron Device Letters.
Tsormpatzoglou A, Chastas Nikolaos, Choi N, Mahmoudabadi F, Hatalis M. K, Dimitriadis Charalampos (2013). Analytical surface-potential-based drain current model for amorphous InGaZnO thin film transistors. Journal of Applied Physics. vol.114 no.18 p.184502.

2012

Without Type

Karagiannidis P. G, Kalfagiannis N, Georgiou D, Laskarakis A, Hastas N. A, Pitsalidis C, Logothetidis S (2012). Effects of buffer layer properties and annealing process on bulk heterojunction morphology and organic solar cell performance. Journal of Materials Chemistry. vol.22 no.29 p.14624-14632.
Tsormpatzoglou A, Hastas N. A, Khan S, Hatalis M, Dimitriadis C. A (2012). Comparative study of active-over-metal and metal-over-active amorphous IGZO thin-film transistors with low-frequency noise measurements. IEEE Electron Device Letters. vol.33 no.4 p.555-557.

Without Type

Chastas Nikolaos, Tsormpatzoglou A, Pappas Ilias, Kouvatsos D. N, Moschou D. C, Voutsas A. T, Dimitriadis Charalampos (2012). Trap properties of asymmetrical double-gate polysilicon thin-film transistors with low frequency noise in terms of the grain boundaries direction. p.339-342.

2011

Without Type

Hastas N. A, Arpatzanis N, Dimitriadis C. A, Brochet J, Templier F, Kamarinos G (2011). Hysteresis effect in bottom-gate polymorphous silicon thin-film transistors. Microelectronics Reliability. vol.51 no.3 p.556-559.
Koidis C, Logothetidis S, Kapnopoulos C, Karagiannidis P. G, Laskarakis A, Hastas N. A (2011). Substrate treatment and drying conditions effect on the properties of roll-to-roll gravure printed PEDOT:PSS thin films. Materials Science and Engineering B.

2010

Without Type

Logothetidis S, Koidis C, Kassavetis S, Laskarakis A, Hastas N. A, Valassiades O (2010). Growth mechanisms and thickness effect on the properties of Al-doped ZnO thin films grown on polymeric substrates. Physica Status Solidi a-Applications and Materials Science. vol.207 no.7 p.1581-1585.
Patsalas P, Koutsokeras L. E, Hastas N, Kassavetis S, Valassiades O, Charitidis C, Logothetidis S (2010). Electronic properties of binary and ternary, hard and refractory transition metal nitrides. Surface & Coatings Technology. vol.204 no.12-13 p.2038-2041.
Semaltianos N. G, Logothetidis S, Hastas N, Perrie W, Romani S, Potter R. J, Dearden G, Watkins K. G, French P, Sharp M (2010). Modification of the electrical properties of PEDOT:PSS by the incorporation of ZnO nanoparticles synthesized by laser ablation. Chemical Physics Letters. vol.484 no.4-6 p.283-289.

Without Type

Koidis C, Karagiannidis P. G, Kassavetis S, Logothetidis S, Hastas N. A, Breza K, Valassiades N. Frangis and O (2010). Growth mechanisms, opto-electronic and nanomechanical properties of Al-doped ZnO thin films grown by different techniques. E-MRS 2010 Spring Meeting, European Materials Research Society. Strasbourg, France.
Koidis C, Karagiannidis P. G, Ioakimidis A, Kassavetis S, Hastas N. A, Laskarakis A, Logothetidis S (2010). On the optimization of gravureprinted PEDOT:PSS thin films. 7th International Conference on Nanosciences & Nanotechnologies- NN10. Χαλκιδική, Ελλάδα.
Koidis C, Kapnopoulos C, Karagiannidis P. G, Chatzidis M, Kassavetis S, Hastas N. A, Laskarakis A, Logothetidis S (2010). Optical, surface, electrical, and nanomechanical properties of roll-to-roll gravureprinted PEDOT:PSS thin films. 3rd International Symposium on Flexible Organic Electronics (IS-FOE09). Χαλκιδική, Ελλάδα.

2009

Without Type

Arpatzanis N, Chastas Nikolaos, Dimitriadis Charalampos, Konstantinidis G, Charitidis C, Song J. D, Choi W. J, Lee J. I (2009). Rapid thermal annealing temperature dependence of noise properties in Au/n-GaAs Schottky diodes with embedded InAs quantum dots in asymmetric In0.2 Ga0.8 As wells. Physica Status Solidi (B) Basic Research. vol.246 no.4 p.880-884.
Garganourakis M, Logothetidis S, Pitsalidis C, Hastas N. A, Breza K, Laskarakis A, Frangis N (2009). Study of the growth of inorganic and organic electrodes onto polyethylene terephthalate substrates. Thin Solid Films. vol.518 no.4 p.1124-1128.
Hastas N. A, Dimitriadis C. A, Gombia E, Frigeri P, Franchi S, Mosca R (2009). Investigation of generation-recombination centres of Au/n-GaAs Schottky diodes with InAs self-assembled quantum dots. Materials Science and Engineering B: Solid-State Materials for Advanced Technology. vol.165 no.3 p.169-172.

Without Type

Koidis C, Logothetidis S, Kassavetis S, Laskarakis A, Hastas N. A, Valassiades O (2009). Οpto-electronic and nanomechanical properties of Al-doped ZnO thin films grown by different techniques on polymeric substrates. 2nd International Symposium on Flexible Organic Electronics (IS-FOE09). Χαλκιδική, Ελλάδα.
Koidis C, Logothetidis S, Kassavetis S, Laskarakis A, Hastas N. A, Valassiades and O (2009). Growth mechanisms and thickness effect on the properties of Al-doped ZnO thin films grown on polymeric substrates. 6th International Conference on Nanosciences & Nanotechnologies- NN09. Θεσσαλονίκη, Ελλάδα.

2008

Without Type

Arpatzanis N, Chastas Nikolaos, Dimitriadis Charalampos, Charitidis C, Song J. D, Choi W. J, Lee J. I (2008). Ideality factor dependence of capacitance and reverse current noise in Au/n-GaAs Schottky diodes with embedded self-assembled InAs quantum dots. Physica Status Solidi (C) Current Topics in Solid State Physics. vol.5 no.12 p.3617-3621.

Without Type

Garganourakis M, Logothetidis S, Pitsalidis C, Hastas N. A, Breza K, Laskarakis A, Frangis N (2008). Study of the growth of PEDOT:PSS /ZnO/ PET material. Impact of ZnO thickness and Al dopant on the materials properties. 2nd International Symposium on Transparent Conductive Oxides. Crete, Greece.
Karagiannidis P. G, Laskarakis A, Hastas N, Valassiades O, Logothetidis S (2008). Effects of annealing and ethylene glycol solvent on electrical, optical and morphological properties of PEDOT:PSS thin films. 1st International Symposium on Flexible Organic Electronics (IS-FOE09). Χαλκιδική, Ελλάδα.

2005

Without Type

Hastas N. A, Archontas N, Dimitriadis C. A, Kamarinos G, Nikolaidis T, Georgoulas N, Thanailakis A (2005). Substrate current and degradation of n-channel polycrystalline silicon thin-film transistors. Microelectronics Reliability. vol.45 no.2 p.341-348.
Hatzopoulos A. T, Tassis D. H, Hastas N. A, Dimitriadis C. A, Kamarinos G (2005). On-state drain current modeling of large-grain poly-si TFTs based on carrier transport through latitudinal and longitudinal grain boundaries. Ieee Transactions on Electron Devices. vol.52 no.8 p.1727-1733.
Hatzopoulos A. T, Tassis D. H, Hastas N. A, Dimitriadis C. A, Kamarinos G (2005). An analytical hot-carrier induced degradation model in polysilicon TFTs. Ieee Transactions on Electron Devices. vol.52 no.10 p.2182-2186.
Hatzopoulos A. T, Tassis D. H, Hastas N. A, Dimitriadis Charalampos, Siskos S, Hatzopoulos A. A (2005). A simple and continuous on-state current model of polysilicon thin-film transistors for circuit simulation. Journal of Physics: Conference Series. vol.10 no.1 p.27-30.
Koutsouras D. A, Hastas N. A, Tassis D. H, Dimitriadis C. A, Frigeri P, Franchi S, Gombia E, Mosca R (2005). Depth distribution of traps in Aun-GaAs Schottky diodes with embedded InAs quantum dots. Journal of Applied Physics. vol.97 no.6 p.1-6.
Tassis D. H, Hastas N. A, Dimitriadis C. A, Kamarinos G (2005). Improved analysis of low frequency noise in polycrystalline silicon thin-film transistors. Solid-State Electronics. vol.49 no.3 p.513-515.
Tsormpatzoglou A, Hastas N. A, Tassis D. H, Dimitriadis C. A, Kamarinos G, Frigeri P, Franchi S, Gombia E, Mosca R (2005). Low-frequency noise spectroscopy in Au/n-GaAs Schottky diodes with InAs quantum dots. Applied Physics Letters. vol.87 no.16 p.1-3.

2004

Without Type

Hastas N. A, Tassis D. H, Dimitriadis C. A, Dozsa L, Franchi, Frigeri P (2004). Electrical transport and low frequency noise characteristics of Au/n-GaAs Schottky diodes containing InAs quantum dots. Semiconductor Science and Technology. vol.19 no.3 p.461-467.
Hastas N. A, Dimitriadis C. A, Kamarinos G (2004). Low-frequency noise in offset-gated polysilicon TFTs. Ieee Transactions on Electron Devices. vol.51 no.5 p.828-831.
Hastas N. A, Dimitriadis C. A, Kamarinos G (2004). Correlation of the generation-recombination noise with reliability issues of polycrystalline silicon thin-film transistors. Applied Physics Letters. vol.85 no.2 p.311-313.
Hastas N. A, Dimitriadis C. A, Dozsa L, Gombia E, Mosca R (2004). Investigation of single electron traps induced by InAs quantum dots embedded in GaAs layer using the low-frequency noise technique. Journal of Applied Physics. vol.96 no.10 p.5735-5739.
Hatzopoulos A, Archontas N, Hastas N. A, Dimitriadis C. A, Kamarinos G, Georgoulas N, Thanailakis A (2004). Change in transfer and low-frequency noise characteristics of n-channel polysilicon TFTs due to hot-carrier degradation. IEEE Electron Device Letters. vol.25 no.6 p.390-392.

Without Type

Hastas N. A, Dimitriadis C. A, Dozsa L, Gombia E, Kamarinos G (2004). Electrical properties of GaAs schottky diodes with embedded InAs self-assembled quantum dots. vol.24 I p.325-327.

2003

Without Type

Hastas N. A, Tassis D. H, Dimitriadis C. A, Kamarinos G (2003). Determination of interface and bulk traps in the subthreshold region of polycrystalline silicon thin-film transistors. Ieee Transactions on Electron Devices. vol.50 no.9 p.1991-1994.
Hastas N. A, Tassis D. H, Dimitriadis C. A, Brini J, Kamarinos G (2003). Stability of hydrogenated in pure hydrogen plasma p-channel polycrystalline silicon thin-film transistors. Solid-State Electronics. vol.47 no.1 p.25-31.
Hastas N. A, Dimitriadis C. A, Farmakis F. V, Kamarinos G (2003). Effects of hydrogenation on the performance and stability of p-channel polycrystalline silicon thin-film transistors. Microelectronics Reliability. vol.43 no.4 p.671-674.
Hastas N. A, Dimitriadis C. A, Dozsa L, Gombia E, Mosca R (2003). Characterization of traps related to InAs quantum-dot growth-induced defects in GaAs by low-frequency noise measurements in reverse-biased Schottky diodes. Journal of Applied Physics. vol.93 no.9 p.5833-5835.
Hastas N. A, Dimitriadis C. A, Dozsa L, Gombia E, Amighetti S, Frigeri P (2003). Low frequency noise of GaAs Schottky diodes with embedded InAs quantum layer and self-assembled quantum dots. Journal of Applied Physics. vol.93 no.7 p.3990-3994.
Hastas N. A, Dimitriadis C. A, Brini J, Kamarinos G, Gueorguiev V. K, Kaschieva S (2003). Effects of gamma-ray irradiation on polycrystalline silicon thin-film transistors. Microelectronics Reliability. vol.43 no.1 p.57-60.

2002

Without Type

Hastas N. A, Dimitriadis C. A, Panayiotatos Y, Tassis D. H, Logothetidis S, Papadimitriou D, Roupakas G, Adamopoulos G (2002). High-field transport and noise properties of sputter-deposited amorphous carbon-silicon heterojunctions. Semiconductor Science and Technology. vol.17 no.7 p.662-667.
Hastas N. A, Dimitriadis C. A, Kamarinos G (2002). Effect of interface roughness on gate bias instability of polycrystalline silicon thin-film transistors. Journal of Applied Physics. vol.92 no.8 p.4741.
Hastas N. A, Dimitriadis C. A, Brini J, Kamarinos G (2002). Hot-carrier-induced degradation in short p-channel nonhydrogenated polysilicon thin-film transistor. Ieee Transactions on Electron Devices. vol.49 no.9 p.1552-1557.
Konofaos N, Evangelou E. K, Hastas N. A, Panayiotatos Y, Dimitriadis C. A, Logothetidis S (2002). The effects of interface and bulk defects on the electrical performance of amorphous carbon/silicon heterojunctions. Materials Science and Engineering B-Solid State Materials for Advanced Technology. vol.91-92 p.379-383.
Papatzika S, Hastas N. A, Angelis C. T, Dimitriadis C. A, Kamarinos G, Lee J. I (2002). Investigation of noise sources in platinum silicide Schottky barrier diodes. Applied Physics Letters. vol.80 no.8 p.1468-1470.

Without Type

Hastas N. A, Dimitriadis C. A, Kamarinos G (2002). Stability of non-hydrogenated and hydrogenated p-channel polycrystalline silicon thin-film transistors. vol.744 p.457-462.

2001

Without Type

Chastas Nikolaos, Dimitriadis Charalampos, Logothetidis Stergios, Angelis Constantinos T, Konofaos Nikolaos, Evangelou Evangelos K (2001). Temperature dependence of the barrier at the tetrahedral amorphous carbon-silicon interface. Semiconductor Science and Technology. vol.16 no.6 p.474-477.
Dimitriadis Charalampos, Chastas Nikolaos, Vouroutzis Nikolaos, Logothetidis Stergios, Panayiotatos Y (2001). Microstructure and its effect on the conductivity of magnetron sputtered carbon thin films. Journal of Applied Physics. vol.89 no.12 p.7954-7959.
Hastas N. A, Dimitriadis C. A, Tassis D. H, Panayiotatos Y, Logothetidis S, Papadimitriou D (2001). Electrical properties of magnetron sputtered amorphous carbon films with sequential sp(3)-rich/sp(2)-rich layered structure. Applied Physics Letters. vol.79 no.20 p.3269-3271.
Hastas N. A, Dimitriadis C. A, Tassis D. H, Logothetidis S (2001). Electrical characterization of nanocrystalline carbon-silicon heterojunctions. Applied Physics Letters. vol.79 no.5 p.638-640.
Hastas N. A, Dimitriadis C. A, Patsalas P, Panayiotatos Y, Tassis D. H, Logothetidis S (2001). Structural, electrical, and low-frequency-noise properties of amorphous-carbon-silicon heterojunctions. Journal of Applied Physics. vol.89 no.5 p.2832-2838.

2000

Without Type

Hastas N. A, Dimitriadis C. A, Panayiotatos Y, Tassis D. H, Patsalas P, Logothetidis S (2000). Noise characterization of sputtered amorphous carbon films. Journal of Applied Physics. vol.88 no.9 p.5482-5484.

Mis à jour: 2018-09-26