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14 Result(s)

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  1. No Access

    Article

    Element analysis of complex materials by calibration-free laser-induced breakdown spectroscopy

    Laser-induced breakdown spectroscopy (LIBS) is a promising method for fast and quantitative element analysis of complex materials. We report on LIBS measurements of multi-component oxide materials and the comp...

    J. D. Pedarnig, P. Kolmhofer, N. Huber, B. Praher, J. Heitz… in Applied Physics A (2013)

  2. No Access

    Article

    Negative permittivity of ZnO thin films prepared from aluminum and gallium doped ceramics via pulsed-laser deposition

    Aluminum and gallium doped zinc oxide thin films with negative dielectric permittivity in the near infrared spectral range are grown by pulsed laser deposition. Composite ceramics comprising ZnO and secondary ...

    M. A. Bodea, G. Sbarcea, G. V. Naik, A. Boltasseva, T. A. Klar… in Applied Physics A (2013)

  3. No Access

    Article

    Double-pulse laser-induced breakdown spectroscopy for trace element analysis in sintered iron oxide ceramics

    Double-pulse laser-induced breakdown spectroscopy (LIBS) is an emerging technique for accurate compositional analysis of many different materials. We present a systematic study of collinear double-pulse LIBS f...

    H. Heilbrunner, N. Huber, H. Wolfmeir, E. Arenholz, J. D. Pedarnig… in Applied Physics A (2012)

  4. No Access

    Article

    Pulsed-laser deposition of inclined ZnO, of GaPO4 and of novel composite thin films

    Pulsed-laser deposition of different novel thin film materials is reported. Pure ZnO, Al-doped and Li-doped ZnO thin films and double-layers with inclined crystal orientation and very strong texture were achie...

    J.D. Pedarnig, M. Peruzzi, I. Vrejoiu, D.G. Matei, M. Dinescu… in Applied Physics A (2005)

  5. No Access

    Article

    F2-laser patterning of GaPO4 resonators for humidity sensing

    Piezoelectric gallium orthophosphate (GaPO4) thickness – shear mode resonators were patterned by F2-laser ablation and employed for gas sensing. The thickness of GaPO4 crystals was reduced from ∼215 μm to ∼115 μm...

    J.D. Pedarnig, M. Peruzzi, H. Salhofer, R. Schwödiauer, W. Reichl… in Applied Physics A (2005)

  6. No Access

    Article

    Inclined ZnO thin films produced by pulsed-laser deposition

    ZnO thin films with a uniformly inclined structure are grown by pulsed-laser deposition on SrTiO3. The c-axis of ZnO films is inclined by an angle θ=20±0.5° and θ=42±0.5° against the surface normal of 25° miscut...

    M. Peruzzi, J.D. Pedarnig, D. Bäuerle, W. Schwinger, F. Schäffler in Applied Physics A (2004)

  7. No Access

    Article

    Perspectives of laser processing and chemistry

    Laser-induced material processing is reviewed with special emphasis on recent achievements mainly obtained by the Linz group. Among those are investigations using optical fiber tips for nanoscale photophysical...

    D. Bäuerle, R. Denk, J.D. Pedarnig, K. Piglmayer, J. Heitz, G. Schrems in Applied Physics A (2003)

  8. No Access

    Article

    Flexible ceramic–polymer composite films with temperature-insensitive and tunable dielectric permittivity

    BaTiO3–polymer composite layers have been produced by the spin-on technique (thickness 3–10 μm). The dielectric permittivity of the layers at room temperature can be tuned from 2.8 to approximately 33 by varying...

    I. Vrejoiu, J.D. Pedarnig, M. Dinescu, S. Bauer-Gogonea, D. Bäuerle in Applied Physics A (2002)

  9. No Access

    Article

    Morphology and electrical properties of pulsed-laser deposited Bi2Sr2CaCu2O8+δ films on vicinal substrates

    Thin films of Bi2Sr2CaCu2O8+δ have been grown on vicinal (001) SrTiO3 substrates by pulsed-laser deposition. Transmission electron microscopy (TEM) and X-ray diffraction reveal well ordered films with the c axis ...

    R. Rössler, J.D. Pedarnig, D. Bäuerle, E.J. Connolly, H.W. Zandbergen in Applied Physics A (2000)

  10. No Access

    Article

    Structural, electrical, and surface characteristics of La0.5Sr0.5CoO3 thin films prepared by pulsed-laser deposition

    A parametric study of the growth of La0.5Sr0.5CoO3 (LSCO) thin films on (100) MgO substrates by pulsed-laser deposition (PLD) is reported. Films are grown under a wide range of substrate temperature (450–800 °C),...

    R.A. Gunasekaran, J.D. Pedarnig, M. Dinescu in Applied Physics A (1999)

  11. No Access

    Article

    Film structure and ferroelectric properties of in situ grown SrBi2Ta2O9 films

    Ferroelectric SrBi2Ta2O9 (SBT) films were grown by pulsed-laser deposition (PLD) at different substrate temperatures and fluences. A correlation between film structure and ferroelectric properties is established....

    R. Dinu, M. Dinescu, J.D. Pedarnig, R.A. Gunasekaran, D. Bäuerle… in Applied Physics A (1999)

  12. No Access

    Article

    Patterning of YBa2Cu3O7-δ films using a near-field optical configuration

    Cu3O7-δ films have been patterned by means of an arrangement employed in scanning near-field optical microscopy (SNOM). Standard SNOM probes were modified to achieve high transmission for direct writing by oxygen...

    J.D. Pedarnig, H. Göttlich, R. Rössler, W.M. Heckl, D. Bäuerle in Applied Physics A (1998)

  13. No Access

    Article

    Excimer-laser ablation and micro-patterning of ceramic Si3N4

    N4 has been investigated. The ablation threshold in air, Φth, is around 0.3±0.1 J/cm2 with ArF- and 0.9±0.2 J/cm2 with KrF-laser radiation. With fluences Φth<Φ<4 J/cm2 the irradiated surface is either very flat o...

    J. Heitz, J.D. Pedarnig, D. Bäuerle, G. Petzow in Applied Physics A (1997)

  14. No Access

    Article

    Scanning plasmon near-field microscopy on dye clusters

    A scanning plasmon near-field microscope has been used to image dye clusters on a silver surface. This demonstrates the potential of optical near-field microscopy for the investigation of surfaces and non-cond...

    J. D. Pedarnig, M. Specht, W. M. Heckl, T. W. Hänsch in Applied Physics A (1992)