Search Results - "Primetzhofer, D."

Disparate Energy Scaling of Trajectory-Dependent Electronic Excitations for Slow Protons and He Ions by Lohmann, S, Primetzhofer, D

“…We have simultaneously measured angular distributions and electronic energy loss of helium ions and protons directly transmitted through self-supporting,…”
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Core-level spectra and binding energies of transition metal nitrides by non-destructive x-ray photoelectron spectroscopy through capping layers by Greczynski, G., Primetzhofer, D., Lu, J., Hultman, L.

“…•First non-destructive measurements of XPS core level binding energies for group IVb-VIb transition metal nitrides are presented.•All films are grown under the…”
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Inelastic energy loss of medium energy H and He ions in Au and Pt: Deviations from velocity proportionality by Primetzhofer, D.

“…Electronic energy loss of light ions in nm films of Au and Pt has been studied at keV ion energies. For H the electronic stopping power S is found to exhibit…”
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Electronic stopping power of slow 20Ne ions in Au obtained from TOF-MEIS and Monte-Carlo computer simulations by Primetzhofer, D.

“…The electronic stopping power of slow Ne ions (v>0.6a.u. per nucleon, i.e. 180keV) in polycrystalline Au was investigated in a backscattering approach. Spectra…”
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Contrast modes in a 3D ion transmission approach at keV energies by Holeňák, R., Lohmann, S., Primetzhofer, D.

“…•Different ways of contrast imaging applicable in scanning transmission ion microscopes are presented.•Pulsed ion beams with keV energies are used for…”
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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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In-situ composition analysis of photochromic yttrium oxy-hydride thin films under light illumination by Moro, M.V., Moldarev, D., You, C.C., Baba, E.M., Karazhanov, S.Zh, Wolff, M., Primetzhofer, D.

“…In this work, we investigate the chemical composition of a reactively sputtered photochromic YHxOy thin film by non-destructive ion beam-based techniques,…”
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Electronic excitations of slow ions in a free electron gas metal: evidence for charge exchange effects by Primetzhofer, D, Rund, S, Roth, D, Goebl, D, Bauer, P

“…Electronic energy loss of light ions transmitted through nanometer films of Al has been studied at very low ion velocities. For hydrogen, the electronic…”
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Electronic Stopping of Slow Protons in Transition and Rare Earth Metals: Breakdown of the Free Electron Gas Concept by Roth, D, Bruckner, B, Moro, M V, Gruber, S, Goebl, D, Juaristi, J I, Alducin, M, Steinberger, R, Duchoslav, J, Primetzhofer, D, Bauer, P

“…The electronic stopping cross sections (SCS) of Ta and Gd for slow protons have been investigated experimentally. The data are compared to the results for Pt…”
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Influence of Ta on the oxidation resistance of WB2−z coatings by Fuger, C., Schwartz, B., Wojcik, T., Moraes, V., Weiss, M., Limbeck, A., Macauley, C.A., Hunold, O., Polcik, P., Primetzhofer, D., Felfer, P., Mayrhofer, P.H., Riedl, H.

“…Ternary W1−xTaxB2−z is a promising protective coating material possessing enhanced ductile character and phase stability compared to closely related binaries…”
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Vanishing electronic energy loss of very slow light ions in insulators with large band gaps by Markin, S N, Primetzhofer, D, Bauer, P

“…Electronic energy loss of light ions in nanometer films of materials with large band gaps has been studied for very low velocities. For LiF, a threshold…”
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Correlation between fracture characteristics and valence electron concentration of sputtered Hf-C-N based thin films by Glechner, T., Lang, S., Hahn, R., Alfreider, M., Moraes, V., Primetzhofer, D., Ramm, J., Kolozsvári, S., Kiener, D., Riedl, H.

“…Hard protective coating materials based on transition metal nitrides and carbides typically suffer from limited fracture tolerance. To further tune these…”
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Correlating chemical composition and optical properties of photochromic rare-earth oxyhydrides using ion beam analysis by Aðalsteinsson, S.M., Moro, M.V., Moldarev, D., Droulias, S., Wolff, M., Primetzhofer, D.

“…We relate the photochromic response of rare-earth oxyhydride thin films (YHO, NdHO, GdHO and DyHO) synthesized by reactive magnetron sputtering to chemical…”
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Tuning structure and mechanical properties of Ta-C coatings by N-alloying and vacancy population by Glechner, T., Mayrhofer, P. H., Holec, D., Fritze, S., Lewin, E., Paneta, V., Primetzhofer, D., Kolozsvári, S., Riedl, H.

“…Tailoring mechanical properties of transition metal carbides by substituting carbon with nitrogen atoms is a highly interesting approach, as thereby the…”
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Electronic Stopping of Slow Protons in Oxides: Scaling Properties by Roth, D, Bruckner, B, Undeutsch, G, Paneta, V, Mardare, A I, McGahan, C L, Dosmailov, M, Juaristi, J I, Alducin, M, Pedarnig, J D, Haglund, R F, Primetzhofer, D, Bauer, P

“…Electronic stopping of slow protons in ZnO, VO_{2} (metal and semiconductor phases), HfO_{2}, and Ta_{2}O_{5} was investigated experimentally. As a comparison…”
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Non-reactively sputtered ultra-high temperature Hf-C and Ta-C coatings by Lasfargues, H., Glechner, T., Koller, C.M., Paneta, V., Primetzhofer, D., Kolozsvári, S., Holec, D., Riedl, H., Mayrhofer, P.H.

“…Transition metal carbides are known for their exceptional thermal stability and mechanical properties, notably governed by the carbon content and the prevalent…”
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Toxicity of stainless and mild steel particles generated from gas-metal arc welding in primary human epithelial cells from the small airways by Cediel Ulloa, A., Isaxon, C., Eriksson, A., Primetzhofer, D., Sortica, M.A., Haag, L., Derr, R., Hendriks, G., Löndahl, J., Gudmundsson, A., Broberg, K., Gliga, A.

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Combination of in-situ ion beam analysis and thermal desorption spectroscopy for studying deuterium implanted in tungsten by Kantre, K, Szabo, P S, Moro, M V, Cupak, C, Stadlmayr, R, Medina, L Zendejas, Aumayr, F, Primetzhofer, D

“…Abstract We demonstrate a combinatorial approach integrating ion implantation followed by thermal annealing and simultaneous in situ ion beam analysis with…”
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Magnetron sputtering of carbon supersaturated tungsten films – A chemical approach to increase strength by Fritze, S., Chen, M., Riekehr, L., Osinger, B., Sortica, M.A., Srinath, A., Menon, A.S., Lewin, E., Primetzhofer, D., Wheeler, J.M., Jansson, U.

“…[Display omitted] •W:C thin films with bcc structure have been deposited by magnetron sputtering.•X-ray and electron diffraction measurements suggest the…”
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Resonant charge transfer in low-energy ion scattering: Information depth in the reionization regime by Primetzhofer, D., Spitz, M., Taglauer, E., Bauer, P.

“…Time-Of-Flight Low-energy ion scattering (TOF-LEIS) experiments were performed for He+ ions scattered from Cu(100) and Cu0.5Au0.5(100). Probabilities for…”
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