Publikationen in referierter Zeitschrift

2021
Markus Gößler, Stefan Topolovec, Heinz Krenn and Roland Würschum Nanoporous Pd 1−x Co x for hydrogen-intercalation magneto-ionics APL Materials 9, 041101-1, 2021 , DOI Publikation in PURE anzeigen
Philipp Emanuel Brunner, Florian Brumbauer, Eva-Maria Steyskal, Oliver Renk, Annelie-Martina Weinberg, Hartmuth Schröttner and Roland Würschum Influence of high-pressure torsion deformation on the corrosion behaviour of a bioresorbable Mg-based alloy studied by positron annihilation Biomaterials Science , 2021 , DOI Publikation in PURE anzeigen
Robert Josef Enzinger, Martin Luckabauer, Tetsu Ichitsubo and Roland Würschum Modelling Dilatometry Data of Isothermal ω-Phase Formation in a Strongly β-Stabilised TiV-AlloyTHERMEC 2021 - International Conference on Processing and Manufacturing of Advanced Materials Processing, Fabrication, Properties, Applications1851-1856 Publikation in PURE anzeigen
Gregor Klinser, Heinz Krenn and Roland Würschum Operando Monitoring of Charging Processes in Battery Cathodes by Magnetometry and Positron AnnihilationTHERMEC 2021 - International Conference on Processing and Manufacturing of Advanced Materials Processing, Fabrication, Properties, Applications1647-1652 Publikation in PURE anzeigen
2020
Roland Würschum and Gregor Klinser Diffusion-drift-reaction model for positron trapping and annihilation at interfaces with space charge in bulk materials The Philosophical Magazine 100, 379-397, 2020 , DOI Publikation in PURE anzeigen
Laura Resch, Thomas Gigl, Gregor Klinser, Christoph Hugenschmidt, Wolfgang Sprengel and Roland Würschum In situ monitoring of artificial aging and solution heat treatment of a commercial Al–Mg–Si alloy with a high intensity positron beam Journal of Physics / Condensed Matter 32, 2020 , DOI Publikation in PURE anzeigen
Norihiko Okamoto, Shuhei Kasatani, Martin Luckabauer, Robert Josef Enzinger, Satoshi Tsutsui, Masakazu Tane and Tetsu Ichitsubo Evolution of microstructure and variations in mechanical properties accompanied with diffusionless isothermal ω transformation in β-titanium alloys Physical Review Materials 4, 2020 , DOI Publikation in PURE anzeigen
Markus Gößler, Manfred Nachtnebel, Hartmuth Schröttner, Heinz Krenn, Eva-Maria Steyskal and Roland Würschum Evolution of superparamagnetism in the electrochemical dealloying process Journal of Applied Physics 128, 093904-1 - 093904-10, 2020 , DOI Publikation in PURE anzeigen
D. Sorger, H. Stadtmann and W. Sprengel Fading study and readout optimization for routinely use of LiF:Mg,Ti thermoluminescent detectors for personal dosimetry Radiation Measurements 135, 2020 , DOI Publikation in PURE anzeigen
B. Gadermaier, L. Resch, D. M. Pickup, I. Hanghofer, I. Hanzu, P. Heitjans, W. Sprengel, R. Würschum, A. V. Chadwick and H. M.R. Wilkening Influence of defects on ionic transport in LiTaO3 – A study using EXAFS and positron annihilation lifetime spectroscopy Solid State Ionics 352, 2020 , DOI Publikation in PURE anzeigen
Laura Resch, Anna Karner, Wolfgang Sprengel, Roland Würschum and Robert Schennach Positron annihilation: A tool for paper researchProgress in Paper Physics Seminar67 Publikation in PURE anzeigen
Laura Resch, Martin Luckabauer, Nick Helthuis, Norihiko Okamoto, Tetsu Ichitsubo, Robert Josef Enzinger, Wolfgang Sprengel and Roland Würschum Search for vacancies in concentrated solid-solution alloys with fcc crystal structure Physical Review Materials 4, 2020 , DOI Publikation in PURE anzeigen
2019
Gregor Klinser, Harald Krenn, Stefan Koller and Roland Würschum Operando monitoring of charging-induced defect formation in battery electrodes by positrons Applied Physics Letters 114, 013905, 2019 , DOI Publikation in PURE anzeigen
Kashif Nadeem, M. Kamran, Heinz Krenn, D.V. Szabo, Ulrich Brossmann and Roland Würschum Disordered and Frustrated Magnetization in Coated MnFe2O4 Nanoparticles Prepared by Microwave Plasma Synthesis Solid state phenomena 289, 127-133, 2019 Publikation in PURE anzeigen
Gregor Klinser, Roman Zettl, H. Martin R. Wilkening, Heinz Krenn, Ilie Hanzu and Roland Würschum Redox processes in sodium vanadium phosphate cathodes – insights from operando magnetometry Physical Chemistry, Chemical Physics 2019, 2019 , DOI Publikation in PURE anzeigen
Markus Gößler, Mihaela Albu, Gregor Klinser, Eva-Maria Steyskal, Heinz Krenn and Roland Würschum Magneto-Ionic Switching of Superparamagnetism Small 2019, 2019 , DOI Publikation in PURE anzeigen
Roland Würschum, Laura Resch and Gregor Klinser Positron trapping and annihilation atinterfaces between matrix and cylindrical or spherical precipitates modeled by diffusion-reaction theoryThe 18th International Conference on Positron Annihilation (ICPA-18)050010-1 - 050010-6 Publikation in PURE anzeigen
Laura Resch, Gregor Klinser, Wolfgang Sprengel and Roland Würschum Identification of different positron trapping sites during artificial aging of a commercial light weight alloyThe 18th International Conference on Positron Annihilation (ICPA-18)050012-1 - 050012-4 Publikation in PURE anzeigen
Roland Würschum, Robert Josef Enzinger, Elisabeth Hengge and Wolfgang Sprengel Recent progress in dilatometry for quantitative analysis of precipitation kinetics40th Risø International Symposium on Material Science Publikation in PURE anzeigen
Elisabeth Hengge, Eva-Maria Steyskal, Rupert Bachler, Alexander Dennig, Bernd Nidetzky and Roland Würschum Adsorption and desorption of self-assembled L-cysteine monolayers on nanoporous gold monitored by in situ resistometry Beilstein Journal of Nanotechnology 10, 2275-2279, 2019 , DOI Publikation in PURE anzeigen
A. A. Rempel, A.A. Valeeva, A.S. Kurlov, Gregor Klinser and Wolfgang Sprengel Size effect in nonstoichiometric titanium monoxide and vanadium carbide nanocrystals measured by positron lifetime spectroscopy Mendeleev Communications 29, 486-488, 2019 , DOI Publikation in PURE anzeigen
Matthias Wolfgang, Anna Peter, Patrick Wahl, Daniel Markl, J. Axel Zeitler and Johannes G. Khinast At-line validation of optical coherence tomography as in-line/at-line coating thickness measurement method International Journal of Pharmaceutics 572, 2019 , DOI Publikation in PURE anzeigen
F. Zeb, M. Ishaque, K. Nadeem, M. Kamran, H. Krenn, D. V. Szabo, U. Brossmann and I. Letofsky-Papst Reduced surface effects in weakly interacting ZrO2 coated MnFe2O4 nanoparticles Journal of magnetism and magnetic materials 469, 580-586, 2019 , DOI Publikation in PURE anzeigen
Robert Josef Enzinger, Elisabeth Hengge, Wolfgang Sprengel and Roland Würschum High-precision isothermal dilatometry as tool for quantitative analysis of precipitation kinetics: case study of dilute Al alloy Journal of Materials Science 54, 5083-5091, 2019 , DOI Publikation in PURE anzeigen
2018
Eva-Maria Steyskal, Peter Pölt, Mihaela Albu and Roland Würschum In-situ Studies on the Formation and Tunable Properities of Nanoporous Metals Produced by Electrochemical Dealloying68th Annual Meeting of the Austrian Physical Society37 Publikation in PURE anzeigen
R. Enzinger, C. Neubauer, J. Kotzurek, W. Sprengel and R. Würschum Kinetics of vacancy annealing upon time-linear heating applied to dilatometry Journal of Materials Science 53, 2758-2765, 2018 , DOI Publikation in PURE anzeigen
Gregor Klinser, Stefan Topolovec, Heinz Krenn and Roland Würschum Process Monitoring of Charging/Discharging of Lithium Ion Battery Cathodes by Operando SQUID MagnetometryEncyclopedia of Interfacial Chemistry: Surface Science and Electrochemistry849-855 Publikation in PURE anzeigen
Laura Resch, Gregor Klinser, Elisabeth Hengge, Robert Josef Enzinger, Martin Luckabauer, Wolfgang Sprengel and Roland Würschum Precipitation processes in Al–Mg–Si extending down to initial clustering revealed by the complementary techniques of positron lifetime spectroscopy and dilatometry Journal of Materials Science 53, 14657, 2018 , DOI Publikation in PURE anzeigen
Roland Würschum, Laura Resch and Gregor Klinser Diffusion-reaction model for positron trapping and annihilation at spherical extended defects and in precipitate-matrix composites Physical Review / B 97, 224108-1 - 11, 2018 , DOI Publikation in PURE anzeigen
Gregor Klinser, Martin Stückler, Harald Krenn, Stefan Koller, Walter Goessler, Heinz Krenn and Roland Würschum Charging processes in the cathode LiNi0.6Mn0.2Co0.2O2 as revealed by operando magnetometry Journal of Power Sources 396, 791-795, 2018 , DOI Publikation in PURE anzeigen
Andrey Rempel , Stanislav Sadovnikov, Gregor Klinser and Wolfgang Sprengel Lifetime of Positrons in Nanostructured Nonstoichiometric Silver Sulfide Ag2-δS JETP letters 107, 1-9, 2018 , DOI Publikation in PURE anzeigen
Elisabeth Hengge, Robert Josef Enzinger, Martin Luckabauer, Wolfgang Sprengel and Roland Würschum Quantitative volumetric identification of precipitates in dilute alloys using high-precision isothermal dilatometry Philosophical Magazine / Letters 98, 301, 2018 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Michael Seidl, Sanja Simic and Roland Würschum Enhanced Charging-Induced Resistance Variations of Nanoporous Gold by Dealloying in Neutral Silver Nitrate Solution Langmuir 34, 13110-13115, 2018 , DOI Publikation in PURE anzeigen
Markus Gößler, Eva-Maria Steyskal, Markus Stütz, Norbert Enzinger and Roland Würschum Hydrogen-induced plasticity in nanoporous palladium Beilstein Journal of Nanotechnology 9, 3013, 2018 , DOI Publikation in PURE anzeigen
2017
Jaromir Kotzurek, Wolfgang Sprengel, Maciej Krystian, Sanja Simic, Peter Pölt, Anton Hohenwarter, Reinhard Pippan and Roland Würschum Structural anisotropy in equal-channel angular extruded nickel revealed by dilatometric study of excess volume International Journal of Materials Research 108, 81-88, 2017 Publikation in PURE anzeigen
Martin Luckabauer, E Hengge, Gregor Klinser, Wolfgang Sprengel and Roland Würschum In Situ Real-Time Monitoring of Aging Processes in an Aluminum Alloy by High-Precision DilatometryMagnesium Technology 2017669-674 Publikation in PURE anzeigen
Martin Kupper, Wolfgang Sprengel, Peter Winkler and Brigitte Zurl A method for improved 4D-computed tomography data acquisition Zeitschrift für medizinische Physik 27, 31-38, 2017 , DOI Publikation in PURE anzeigen
Roland Würschum, Stefan Topolovec, Gregor Klinser, Wolfgang Sprengel, Harald Kren, Stefan Koller, H Krenn, Christoph Hugenschmidt, M. Reiner, Thomas Gigl, Frank Berkermeier and Martin Fiedler Defects and Charging Processes in Li-Ion Battery Cathodes Studied by Operando Magnetometry and Positron Anihilation Materials Science Forum 879, 2125-2130, 2017 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Michael Seidl, Matthias Graf and Roland Würschum Dealloying progress during nanoporous structure evolution analyzed by in situ resistometry Physical Chemistry, Chemical Physics 19, 29880-29885, 2017 , DOI Publikation in PURE anzeigen
Jaromir Kotzurek, M. Hofmann, S. Simic, Peter Pölt, A. Hohenwarter, R. Pippan, Wolfgang Sprengel and Roland Würschum Internal stress and defect-related free volume in submicrocrystalline Ni studied by neutron diffraction and difference dilatometry Philosophical Magazine / Letters 97, 450-458, 2017 , DOI Publikation in PURE anzeigen
Christian Gspan, Edith Bucher, Andreas Egger, Nina Schrödl, Christian Berger, Martina Dienstleder, Stefan Mitsche, Werner Sitte and Werner Grogger Investigation of domains in Pr2NiO4+delta by transmission electron microscopy13th Multinational Congress on Microscopy September 24-29, 2017 in Rovinj, Croatia622-625 Publikation in PURE anzeigen
Georg Wilding, Hannes Stadtmann and Wolfgang Sprengel Improvement of the TLD dose calculation by application of an individual residual dose correction Radiation Measurements 106, 273-277, 2017 , DOI Publikation in PURE anzeigen
2016
Stefan Topolovec, Heinz Krenn and Roland Würschum Enhanced magnetic moment of ultrathin Co films measured by in situ electrodeposition in a SQUID Journal of magnetism and magnetic materials 397, 96-100, 2016 , DOI Publikation in PURE anzeigen
Gregor Klinser, Stefan Topolovec, Harald Kren, Stefan Koller, Heinz Krenn and Roland Würschum Charging of lithium cobalt oxide battery cathodes studied by means of magnetometry Solid State Ionics 293, 64-71, 2016 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Zhen Qi, Peter Pölt, Mihaela Albu, Jörg Weissmüller and Roland Würschum Electrochemically Tunable Resistance of Nanoporous Platinum Produced by Dealloying Langmuir 32, 7757−7764, 2016 , DOI Publikation in PURE anzeigen
Jaromir Kotzurek, Eva-Maria Steyskal, Bernd Oberdorfer, Anton Hohenwarter, Reinhard Pippan, Wolfgang Sprengel and Roland Würschum Direct measurement of vacancy relaxation by dilatometry Applied Physics Letters 109, 021906, 2016 , DOI Publikation in PURE anzeigen
Martin Luckabauer, Wolfgang Sprengel and Roland Würschum A high-stability non-contact dilatometer for low-amplitude temperature-modulated measurements Review of Scientific Instruments 87, 075116, 2016 Publikation in PURE anzeigen
Gerrit Reglitz, Bernd Oberdorfer, Nina Fleischmann, Jaromir Kotzurek, Sergiy Divinski, Wolfgang Sprengel, Gerhard Wilde and Roland Würschum Combined volumetric energetic and microstructural defect analysis of ECAP-processed nickel Acta Materialia 103, 396-406, 2016 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Christopher Alois Wiednig, Norbert Enzinger and Roland Würschum In situ characterization of hydrogen absorption in nanoporous palladium produced by dealloying Beilstein Journal of Nanotechnology 7, 1197-1201, 2016 , DOI Publikation in PURE anzeigen
Gregor Klinser, Stefan Topolovec, Harald Kren, Stefan Koller, Walter Gössler, Roland Würschum and Heinz Krenn Continuous monitoring of the bulk oxidation states in LixNi1/3Mn1/3Co1/3O2 during charging and discharging Applied Physics Letters 109, 213901, 2016 , DOI Publikation in PURE anzeigen
Ulrich Brossmann, Mihaela Albu, Ferdinand Hofer and Roland Würschum Single grain analysis on a nanoscale in ZrO2:Al2O3 nano-composites by means of high-resolution scanning transmission electron microscopy Materials Research Express 3, 2016 , DOI Publikation in PURE anzeigen
Stefan Topolovec, Harald Kren, Gregor Klinser, Stefan Koller, Heinz Krenn and Roland Würschum Operando magnetometry on LixCoO2 during charging/discharging Journal of solid state electrochemistry 20, 1491-1496, 2016 , DOI Publikation in PURE anzeigen
2015
Alexander Schmon, Kirmanj Aziz, Martin Luckabauer and Gernot Pottlacher Thermophysical Properties of Manganin (Cu86Mn12Ni2) in the Solid and Liquid State International Journal of Thermophysics 36, 1618-1626, 2015 , DOI Publikation in PURE anzeigen
Stefan Topolovec, Heinz Krenn and Roland Würschum Electrochemical cell for in situ electrodeposition of magnetic thin films in a superconducting quantum interference device magnetometer Review of Scientific Instruments 86, 063903-063903, 2015 , DOI Publikation in PURE anzeigen
2014
Grazyna Kontrym-Sznajd and Heinrich Sormann The Influence of a positron on electron-positron momentum densities in metallic materials Physica Scripta 89, 1-7, 2014 , DOI Publikation in PURE anzeigen
Christoph Heil, Heinrich Sormann, Lilia Boeri, Markus Aichhorn and Wolfgang von der Linden Accurate bare susceptibilities from full-potential ab initio calculations Physical Review / B 90, 115143, 2014 , DOI Publikation in PURE anzeigen
Christoph Heil, Lilia Boeri, Heinrich Sormann, Wolfgang von der Linden and Markus Aichhorn Effect of the iron valence in the two types of layers in LiFeO2Fe2Se2 Physical Review / B 90, 2014 , DOI Publikation in PURE anzeigen
Wolfgang Sprengel and Roland Würschum Von der Vermessung atomarer Freiräume zu neuen Materialien; From Measuring Open Spaces to Novel Materials Publikation in PURE anzeigen
Gerald Ressel, Peter Parz, Alexander Fian, David Holec, Sophie Primig, Werner Puff, Harald Leitner and Helmut Clemens On the bahavior of yttria/yttrium during mechanical alloying of a Fe-Y_2O_3 model alloy system Advanced Materials Research 2014, 598-603, 2014 , DOI Publikation in PURE anzeigen
Martin Luckabauer, Uta Kühn, Jürgen Eckert and Wolfgang Sprengel Specific volume study of a bulk metallic glass far below its calorimetrically determined glass transition temperature Physical Review / B 89, 174113-1-174113-6, 2014 , DOI Publikation in PURE anzeigen
G. Ressel, Peter Parz, S. Primig, H. Clemens, Werner Puff and Harald Leitner New findings on the atomistic mechanisms active during mechanical milling of a Fe-Y_2O_3 model alloy Journal of Applied Physics 115, 124313-3-124313-7, 2014 , DOI Publikation in PURE anzeigen
Bernd Oberdorfer, Daria Setman, Eva-Maria Steyskal, Anton Hohenwarter, Wolfgang Sprengel, Michael Zehetbauer, Reinhard Pippan and Roland Würschum Grain boundary excess volume and defect annealing of copper after high-pressure torsion Acta Materialia 68, 189-195, 2014 , DOI Publikation in PURE anzeigen
Wolfgang Sprengel and Masahiro Koiwa The Decisive Contributions by L. Boltzmann and C. Matano to the Quantitative Analysis of Diffusion Phenomena Diffusion Foundations 1, 49, 2014 , DOI Publikation in PURE anzeigen
Wolfgang Sprengel Defect Studies in Ultrafine-Grained and Amorphous Metals with Dilatometric TechniquesInternational Conference on Diffusion in MaterialsI-10-x Publikation in PURE anzeigen
Stefan Topolovec, Roland Würschum and Heinz Krenn Studying the correlations between electrochemical processes and magnetic properties by using in-situ cyclic voltammetry in a SQUIDIntermag 2014 - Digest Book1972-1973 Publikation in PURE anzeigen
Stefan Topolovec, Heinz Krenn and Roland Würschum In-situ electrodeposition of Co in a SQUID magnetometer to study the absolute magnetic moment of ultrathin Co layersJahrestagung der Österreichischen Physikalischen Gesellschaft16-16 Publikation in PURE anzeigen
2013
Stefan Topolovec, Peter Jerabek, Dorothée Vinga Szabó, Heinz Krenn and Roland Würschum SQUID magnetometry combined with in situ cyclic voltammetry: A case study of tunable magnetism of γ-Fe₂O₃ nanoparticles Journal of magnetism and magnetic materials 329, 43-48, 2013 , DOI Publikation in PURE anzeigen
Helmut Mehrer, Martin Luckabauer and Wolfgang Sprengel Self- and Solute Diffusion, Interdiffusion and Thermal Vacancies in the System Iron-Aluminium Defect and diffusion forum [Elektronische Resource] 333, 1-25, 2013 , DOI Publikation in PURE anzeigen
Marek Brancewicz, Maciej Pylak, Andrzej Andrejczuk, Eugeniusz Zukowski, Ludwik Dobrzynski, Yoshiharu Sakurai, Masayoshi Itou and Heinrich Sormann Compton Profile Study and Electron Momentum Density Reconstruction in Hexagonal Mg Journal of the Physical Society of Japan 82, 1-12, 2013 , DOI Publikation in PURE anzeigen
Peter Parz, Bernd Fuchsbichler, Stefan Koller, Brigitte Bitschnau, Franz-Andreas Mautner, Werner Puff and Roland Würschum Charging-induced defect formation in LixCoO2 battery cathodes studied by positron annihilation spectroscopy Applied Physics Letters 102, 151901-1-151901-4, 2013 , DOI Publikation in PURE anzeigen
Maciej Pylak, Ludwik Dobrzynski and Heinrich Sormann Spin polarization of conduction electrons and electronic structure of gadolinium Physica Scripta 88, 1-11, 2013 , DOI Publikation in PURE anzeigen
Werner Puff, Xiang Zhou, Bernd Oberdorfer, Boris Renato Scherwitzl, Peter Parz, Wolfgang Sprengel and Roland Würschum Comprehensive defect characterization of different iron samples after severe plastic deformation Journal of Physics / Conference Series 443, 012033-012033, 2013 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Stefan Topolovec, Stephan Landgraf, Heinz Krenn and Roland Würschum In situ monitoring magnetism and resistance of nanophase platinum upon electrochemical oxidation Beilstein Journal of Nanotechnology 4, 394-399, 2013 , DOI Publikation in PURE anzeigen
Helmut Mehrer and Wolfgang Sprengel Reaction diffusion and interdiffusion in some binary metallic systems Philosophical Magazine / Letters 93, 1971-1986, 2013 , DOI Publikation in PURE anzeigen
B. Zurl, R. Tiefling, P. Winkler, Peter Kindl and K.S. Kapp Hounsfield units variations Strahlentherapie und Onkologie 190, 88-93, 2013 , DOI Publikation in PURE anzeigen
Roland Würschum, Peter Parz, Werner Puff and Wolfgang Sprengel Vacancy-type and interface-related defects in ultrafine grained materials (Invited talk)SLOPOS13 - Book of Abstracts24-24 Publikation in PURE anzeigen
2012
Kashif Nadeem, Heinz Krenn, Thomas Traußnig, Roland Würschum, D.V. Szabo and Ilse Letofsky-Papst Spin-glass freezing of maghemite nanoparticles prepared by microwave plasma synthesis Journal of Applied Physics 111, 113911-113917, 2012 , DOI Publikation in PURE anzeigen
J.X. Fang, U. Vainio, Werner Puff, Roland Würschum, X.L. Wang, D. Wang, M. Ghafari, F. Jiang, J. Sun, H. Hahn and H. Gleiter Atomic Structure and Stuctural Stability of Sc_75Fe_25 Nanoglasses Nano Letters 12, 458-463, 2012 , DOI Publikation in PURE anzeigen
Roland Würschum, Bernd Oberdorfer, Eva-Maria Steyskal, Wolfgang Sprengel, Werner Puff, P. Pikart, C. Hugenschmidt and R. Pippan Free volumes in bulk nanocrystalline metals studied by the complementary techniques of positron annihilation and dilatometry Physica / B 407, 2670-2675, 2012 , DOI Publikation in PURE anzeigen
Peter Parz, Michael, Josef Faller, Reinhard Pippan, Herbert Reingruber, Werner Puff and Roland Würschum Microstructure and vacancy-type defects of high-pressure torsion deformed Al-3wt%Cu alloy Journal of Applied Physics 112, 103506-1-103506-7, 2012 , DOI Publikation in PURE anzeigen
Wolfgang Sprengel, Bernd Oberdorfer, Eva-Maria Steyskal and Roland Würschum Dilatometry: a powerful tool for the study of defects in ultrafine grained metals Journal of Materials Science 47, 7921-7925, 2012 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Bernd Oberdorfer, Wolfgang Sprengel, Michael Zehetbauer, Reinhard Pippan and Roland Würschum Direct experimental determination of grain boundary excess volume in metals Physical Review Letters 108, 055504/1-055504/5, 2012 , DOI Publikation in PURE anzeigen
David J. Keeble, Ulrich Brossmann, Werner Puff and Roland Würschum POSITRON ANNIHILATION STUDIES OF MATERIALSCharacterization of Materials Publikation in PURE anzeigen
Peter Parz, M.J. Faller, R. Pippan, Werner Puff and Roland Würschum Defects in Al-3wt%Cu after high-pressure torsion studied by two-dimensional Doppler broadening spectroscopy Physics Procedia 35, 10-15, 2012 , DOI Publikation in PURE anzeigen
Eva-Maria Steyskal, Maximilian Besenhard, Stephan Landgraf, Yi Zhong, Jörg Weissmüller, Peter Pölt, Mihaela Albu and Roland Würschum Sign-inversion of charging-induced variation of electrical resistance of nanoporous platinum Journal of Applied Physics 2012, 073703-1-073703-7, 2012 , DOI Publikation in PURE anzeigen
Kiminori Sato and Wolfgang Sprengel Element-specific study of local segmental dynamics of polyethylene terephthalate upon physical aging The Journal of Chemical Physics 137, 104906/1-104906/7, 2012 , DOI Publikation in PURE anzeigen
Peter Parz, Werner Puff, Roland Würschum, Bernd Fuchsbichler and Stefan Koller Investigation of LiCoO2-electrodes at different degrees of lithium extractionConference Book, 16th International Conference on Positron Annihilation57-57 Publikation in PURE anzeigen
Heinz Krenn and Roland Würschum Structural and indirect magnetoelectric effects in bulk nanoscaled materialsInformationstagung Mikroelektronik0-0 Publikation in PURE anzeigen
2011
Kashif Nadeem, Heinz Krenn, Thomas Traußnig, Roland Würschum, D.V. Szabo and Ilse Letofsky-Papst Effect of dipolar and exchange interactions on magnetic blocking of maghemite nanoparticles Journal of magnetism and magnetic materials 323, 1998-2004, 2011 , DOI Publikation in PURE anzeigen
Andreas Kautsch, Ulrich Brossmann, Heinz Krenn, Ferdinand Hofer, D.V. Szabo and Roland Würschum Structural and optical properties of nanoparticulate Y2O3:Eu2O3 made by microwave plasma synthesis Applied Physics / A 105, 709-712, 2011 , DOI Publikation in PURE anzeigen
Kashif Nadeem, Heinz Krenn, Thomas Traußnig and Ilse Letofsky-Papst Distinguishing magnetic blocking and surface spin-glass freezing in nickel ferrite nanoparticles Journal of Applied Physics 2011, 013912-1-013912-6, 2011 , DOI Publikation in PURE anzeigen
Bernd Oberdorfer, Eva-Maria Steyskal, Wolfgang Sprengel, Reinhard Pippan, Michael Zehetbauer, Werner Puff and Roland Würschum Recrystallization kinetics of ultrafine-grained Ni studied by dilatometry Journal of Alloys and Compounds 509, 5309-5311, 2011 , DOI Publikation in PURE anzeigen
Thomas Traußnig, Stefan Topolovec, Kashif Nadeem, D.V. Szabo, Heinz Krenn and Roland Würschum Magnetization of Fe-oxide based nanocomposite tuned by surface charging Physica Status Solidi / Rapid Research Letters 5, 150-152, 2011 , DOI Publikation in PURE anzeigen
Martin Sagmeister, Markus Postl, Ulrich Brossmann, Emil List, Andreas Klug, Ilse Letofsky-Papst, Dorotheé Szabó and Roland Würschum Structure and electrical properties of nanoparticulate tungsten oxide prepared by microwave plasma synthesis Journal of Physics / Condensed Matter 23, 334206-1-334206-7, 2011 , DOI Publikation in PURE anzeigen
Andreas Jörg Schriefl, Sokratis Sgouridis, Werner Schustereder and Werner Puff Defect investigations via positron annihilation spectroscopy on proton implanted silicon Solid state phenomena 178-179, 319-324, 2011 , DOI Publikation in PURE anzeigen
Peter Parz, M. Faller, R. Pippan, Werner Puff and Roland Würschum Microstructure and vacancy-type defects in Al-3wt%Cu after high-pressure torsionBook of Abstracts, Positron Studies of Defects 201128-28 Publikation in PURE anzeigen
Roland Würschum Free volumes in bulk nanocrystalline metals studied by the complementary techniques of positron annihilation and dilatometryBook of Abstracts Positron Studies on Defects 2011 (PSD-11)13-13 Publikation in PURE anzeigen
Bernd Oberdorfer, Eva-Maria Steyskal, Wolfgang Sprengel, Werner Puff, P. Pikart, C. Hugenschmidt, Michael Zehetbauer, Reinhard Pippan and Roland Würschum In-situ probing of fast defect annealing in Cu and Ni with a high-intensity positron beamVerhandlungen der Deutschen Physikalischen Gesellschaft441-441 Publikation in PURE anzeigen
2010
Bernd Oberdorfer, Eva - Maria Steyskal, Wolfgang Sprengel, Werner Puff, P. Pikart, C. Hugenschmidt, M. Zehetbauer, R. Pippan and Roland Würschum In-situ probing of fast defect annealing in Cu and Ni with a high-intensity positron beam Physical Review Letters 105, 146101-1-146101-4, 2010 , DOI Publikation in PURE anzeigen
K Nadeem, Thomas Traußnig, Ilse Letofsky-Papst, H. Krenn, Ulrich Brossmann and Roland Würschum Sol-gel synthesis and characterization of single-phase Ni ferrite nanoparticles dispersed in SiCO2 matrix Journal of Alloys and Compounds 493, 385-390, 2010 , DOI Publikation in PURE anzeigen
Martin Sagmeister, Ulrich Brossmann, Emil List, Rolf Ochs, Dorothee Vinga Szabó, Robert Saf, Werner Grogger, Elena Tchernychova and Roland Würschum Synthesis and optical properties of organic semiconductor: zirconia nanocomposites Journal of Nanoparticle Research 2010, 2541-2551, 2010 , DOI Publikation in PURE anzeigen
T Schroettner and Peter Kindl Long term comparison of methods to sustain energy calibration in low level gamma-ray spectroscopy and investigation of possible sources for drift Applied Radiation and Isotopes 68, 164-168, 2010 , DOI Publikation in PURE anzeigen
Wolfgang Sprengel, Werner Puff and Roland Würschum Atomare Defekte mit makroskopischer Wirkung / Atomic Defects – Small in Size but Big in Effect Publikation in PURE anzeigen
Michael Zehetbauer, R. Grössinger, Heinz Krenn, M. Krystian, R. Pippan, P. Rogl, T. Waitz and Roland Würschum Bulk nanostructured materials by severe plastic deformation Advanced Engineering Materials 12, 692-700, 2010 , DOI Publikation in PURE anzeigen
Wolfgang Lechner, Werner Puff, G. Wilde and Roland Würschum Vacancy-type defects in amorphous and nanocrystalline Al alloys: Variation with preparation route and processing Scripta Materialia 62, 439-442, 2010 , DOI Publikation in PURE anzeigen
Patrick Wahl, Thomas Traußnig, Stephan Landgraf, Hai-Jun Jin, Jörg Weissmüller and Roland Würschum Adsorption-driven tuning of the electrical resistance of nanoporous gold Journal of Applied Physics 8, 073706-1-073706-6, 2010 , DOI Publikation in PURE anzeigen
Bernd Oberdorfer, Bernd Lorenzoni, K. Unger, Wolfgang Sprengel, M. Zehetbauer, R. Pippan and Roland Würschum Absolute concentration of free volume-type defects in ultrafine-grained Fe prepared by high-pressure torsion Scripta Materialia 63, 452-455, 2010 , DOI Publikation in PURE anzeigen
Elke Pichl and Herbert Rabitsch Langzeitverhalten von Cs-137 und K-40 in ausgewählten Lebensmitteln von unterschiedlich stark kontaminierten StandortenKünstliche und natürliche Radionuklide in unserer Umwelt80-85 Publikation in PURE anzeigen
Thomas Traußnig, Stefan Topolovec, Dorothèe Vinga Szabo, Stephan Landgraf, Kashif Nadeem, Heinz Krenn and Roland Würschum Charge-induced tuning of the magnetic moment of nanocrystalline maghemite/platinum compositesX International Conference on Nanostructured Materials - Abstract Book118-118 Publikation in PURE anzeigen