Structural and morphological characterization
X-ray diffraction (XRD): Phase identification, raw materials recognition, estimation of structural purity, crystallinity, average crystal size, crystal phase quantification. Elemental analysis by X-ray photoelectron spectroscopy (XPS): chemical bonding analysis, depth profile elemental analysis, XPS chemical mapping, thickness/stoichiometry-dependent elemental analysis and/or chemical valence analysis. XPS/XAES spectroscopy combined with Argon ions etching. Scanning electron microscopy (SEM-EDS): Morphology study and imaging, plane view cross section view, elemental analysis with linear scan and mapping. Instrumentation X-ray photoelectron and Auger electron spectroscopy (XPS/AES) by Kratos Analytical Shimadzu group company) Axis Ultra DLD combined with Auger Scanning electron microscopy (SAM/AES) 2-cycles X-ray diffractometers with Bragg-Brentano geometry, Rigaku Ultima Plus and Philips PW 1050 2-cycles X-ray diffractometers with transmission beam geometry, Seifert C3000 Field-emission Scanning electron microscopy, JEOL JSM-7610F Plus supported by an Oxford AZTEC ENERGY ADVANCED X-act energy dispersive X-ray spectroscopy (EDS) system. Publications 1 . D. Karfaridis, L. Mihalceanu, S. Keller, K. Simeonidis, G.P. Dimitrakopulos, T. Kehagias, E.T. Papaioannou, G. Vourlias, Influence of the Pt thickness on the structural and magnetic properties of epitaxial Fe/Pt bilayers , Thin Solid Films. 694 (2020) 137716. doi:10.1016/j.tsf.2019.137716 2 . Papadopoulos, G., Asimakidou, T., Karfaridis, D., Kellartzis, I., Vourlias, G., Mitrakas, M., Simeonidis, K. An optimized Cr(VI)-Removal system using Sn-based reducing adsorbents (2019) Water (Switzerland), 11 (12), art. no. 2477. 3 . Mourlas, A., Pavlidou, E., Vourlias, G., Rodríguez, J., Psyllaki, P. Concentrated solar energy for in-situ elaboration of wear-resistant composite layers. Part I: TiC and chromium carbide surface enrichment of common steels (2019) Surface and Coatings Technology, 377, art. no. 124882. 4 . A. Touni, A. Papaderakis, D. Karfaridis, G. Vourlias, S. Sotiropoulos, Oxygen evolution reaction at IrO2/Ir(Ni) film electrodes prepared by galvanic replacement and anodization: Effect of precursor Ni film thickness , Molecules. 24 (2019) 1–16. doi:10.3390/molecules24112095.
Faculty of Sciences, Aristotle University of Thessaloniki, 54124 University Campus, Thessaloniki +30 2310 998066 gvourlia@auth.gr CONTACT
PHYSICOCHEMICAL CHARACTERIZATION, STUDY OF MATERIALS AND DEVICES