Search Results - "Pitthan, E."

Assessing boron quantification and depth profiling of different boride materials using ion beams by Pitthan, E., Moro, M.V., Corrêa, S.A., Primetzhofer, D.

“…We assessed the capability to quantify and depth profile boron in different materials by a number of ion beam-based techniques. Specifically, the depth…”
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Investigation of phosphorous in thin films using the 31P(α,p)34S nuclear reaction by Pitthan, E., Gobbi, A.L., Stedile, F.C.

“…Phosphorus detection and quantification were obtained, using the 31P(α,p)34S nuclear reaction and Rutherford Backscattering Spectrometry, in deposited silicon…”
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Influence of thermal annealing and of the substrate on sputter-deposited thin films from EUROFER97 on tungsten by Pitthan, E., Tran, T.T., Moldarev, D., Rubel, M., Primetzhofer, D.

“…[Display omitted] •Sputter-deposited films from EUROFER97 on tungsten were thermal annealed.•In-situ measurements using ion beam analysis were performed to…”
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Retention of deuterium in beryllium: A combined investigation using TDS, ERDA and EBS by Cupak, C., Pitthan, E., Moro, M.V., Fellinger, M., Primetzhofer, D., Aumayr, F.

“…We have studied the retention of deuterium in beryllium, implanted with an energy of 500 eV/D, using a combination of thermal desorption spectroscopy, elastic…”
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SiC Nitridation by NH3 Annealing and Its Effects in MOS Capacitors with Deposited SiO2 Films by Pitthan, E., Gobbi, A.L., Boudinov, H.I., Stedile, F.C.

“…Silicon carbide (SiC) thermal nitridation followed by oxide deposition is a route to confine nitrogen at the SiO 2 /SiC interfacial region. To investigate its…”
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Thin films sputter-deposited from EUROFER97 in argon and deuterium atmosphere: Material properties and deuterium retention by Pitthan, E., Petersson, P., Tran, T.T., Moldarev, D., Kaur, R., Shams-Latifi, J., Ström, P., Hans, M., Rubel, M., Primetzhofer, D.

“…[Display omitted] •Plasma-facing components will be subjected to re-deposition in fusion reactors.•Sputter-deposited films from EUROFER97 were obtained in Ar…”
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Impact of ion irradiation and film deposition on optical and fuel retention properties of Mo polycrystalline and single crystal mirrors by Dittrich, L., Petersson, P., Laabadi, H., Pitthan, E., Rubel, M., Widdowson, A., Krawczyńska, A., Szlązak, K., Ciupiński, Ł.

“…•First mirrors consisting of polycrystalline (PC) and single crystal (SC) molybdenum were irradiated with 98Mo+, 1H+, 4He+, 11B+ and 184W+.•The differences…”
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SiO2/SiC structures annealed in D218O: Compositional and electrical effects by Pitthan, E., Corrêa, S. A., Soares, G. V., Boudinov, H. I., Stedile, F. C.

“…Effects of water vapor annealing on SiO2/4H-SiC structures formed following different routes were investigated using water isotopically enriched in 18O and 2H…”
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Synthesis and applications of 18O standards for nuclear reaction analysis by Pitthan, E., Corrêa, S.A., Soares, G.V., Radtke, C., Stedile, F.C.

“…A new method to synthesize 18O standard samples to be used in nuclear reaction analyses is proposed and investigated. This method consists of obtaining a…”
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Tracing the incorporation of water in SiO2/SiC structures formed by oxide deposition and thermal oxidation by Corrêa, S.A., Pitthan, E., Soares, G.V., Stedile, F.C.

“…Water vapor incorporation in SiO2 films, obtained by thermal oxidation and/or sputter deposition, on SiC and Si was investigated. Isotopically enriched water…”
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Influence of thermal growth parameters on the SiO2/4H-SiC interfacial region by Pitthan, E., Lopes, L. D., Palmieri, R., Corrêa, S. A., Soares, G. V., Boudinov, H. I., Stedile, F. C.

“…In order to elucidate the origin of SiC electrical degradation from thermal oxidation, 4H-SiC substrates were thermally oxidized under different conditions of…”
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Effects of H vacancies on photochromic properties of oxygen-containing yttrium hydride by Moldarev, D., Pitthan, E., Wolff, M., Primetzhofer, D.

“…We present in-situ studies of H loss from YHO films using ion beam analysis and its effect on the photochromic properties. The film evaporates loosely bound H…”
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Influence of the non-metal species on the oxidation kinetics of Hf, HfN, HfC, and HfB2 coatings by Glechner, T., Hudak, O.E., Wojcik, T., Haager, L., Bohrn, F., Hutter, H., Hunold, O., Ramm, J., Kolozsvári, S., Pitthan, E., Primetzhofer, D., Riedl, H.

“…[Display omitted] •Broad variation of oxidation kinetics for Hf, HfC0.96, HfN1.5 and HfB2.3 coatings.•Hf, HfC0.96, HfN1.5 and HfB2.3 coatings exhibit different…”
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Non-reactive HiPIMS deposition of NbCx thin films: Effect of the target power density on structure-mechanical properties by Bahr, A., Glechner, T., Wojcik, T., Kirnbauer, A., Sauer, M., Foelske, A., Hunold, O., Ramm, J., Kolozsvári, S., Ntemou, E., Pitthan, E., Primetzhofer, D., Riedl, H., Hahn, R.

“…The exceptional mechanical properties of transition metal carbide coatings are known to be governed by the carbon content and its morphological distribution…”
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A multipurpose set-up using keV ions for nuclear reaction analysis, high-resolution backscattering spectrometry, low-energy PIXE and in-situ irradiation experiments by Corrêa, S.A., Pitthan, E., Moro, M.V., Primetzhofer, D.

“…A new chamber for material analysis and modification using energetic ions with primary particle energies in the keV regime was developed at the single stage…”
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Chemical state of phosphorous at the SiC/SiO2 interface by Pitthan, E., Amarasinghe, V.P., Xu, C., Gobbi, A.L., Dartora, G.H.S., Gustafsson, T., Feldman, L.C., Stedile, F.C.

“…The chemical nature of sub-monolayer phosphorous impurities at the SiC/SiO2 interface is a critical surface science problem related to device performance and…”
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4H-SiC surface energy tuning by nitrogen up-take by Pitthan, E., Amarasinghe, V.P., Xu, C., Gustafsson, T., Stedile, F.C., Feldman, L.C.

“…•Wettability modification of 4H-SiC as a function of nitrogen adsorption is reported.•SiC surface energy was significantly reduced as nitrogen was…”
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In-situ, real-time investigation of the formation of oxygen-containing rare-earth hydrides by combining a quartz crystal microbalance and ion beam analysis by Pitthan, E., Cupak, C., Fellinger, M., Moro, M.V., Kioumourtzoglou, S., Moldarev, D., Wolff, M., Aumayr, F., Primetzhofer, D.

“…We present an in-situ and real-time investigation of the formation of YHO and GdHO thin films grown by reactive e−-beam evaporation. Mass changes were…”
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SiO{sub 2}/SiC structures annealed in D{sub 2}{sup 18}O: Compositional and electrical effects by Pitthan, E., Corrêa, S. A., Soares, G. V., Boudinov, H. I., Instituto de Física, UFRGS, 91509-900, Porto Alegre, RS, Stedile, F. C., Instituto de Química, UFRGS, 91509-900, Porto Alegre, RS

“…Effects of water vapor annealing on SiO{sub 2}/4H-SiC structures formed following different routes were investigated using water isotopically enriched in {sup…”
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Medico-economic impact of an innovative management of CHF by HF unit by Baudouin, C, Groshens, S, Gueneau, P, Rousseau, M, Saura, M, Hryschyschyn, N, Hillani, A, Dagorn, J, Pitthan, E, Jourdain, P

“…Chronic heart failure remains a frequent, severe and costly disease. Despite encouraging data from different countries, heart failure clinics are scarce in…”
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