Philipp Emanuel Brunner, Eva-Maria Steyskal and Roland WürschumElectrochemical switching of positronium triplet quenchingPhysical Chemistry, Chemical Physics2021,
2021, DOIPublikation in PURE anzeigen
Robert Josef Enzinger, Martin Luckabauer, Tetsu Ichitsubo and Roland WürschumModelling 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, Applications1851-1856Publikation in PURE anzeigen
Gregor Klinser, Heinz Krenn and Roland WürschumOperando 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, Applications1647-1652Publikation in PURE anzeigen
Markus Gößler, Stefan Topolovec, Heinz Krenn and Roland WürschumNanoporous Pd 1−x Co x for hydrogen-intercalation magneto-ionicsAPL Materials 9,
2021, DOIPublikation in PURE anzeigen
Philipp Emanuel Brunner, Florian Brumbauer, Eva-Maria Steyskal, Oliver Renk, Annelie-Martina Weinberg, Hartmuth Schröttner and Roland WürschumInfluence of high-pressure torsion deformation on the corrosion behaviour of a bioresorbable Mg-based alloy studied by positron annihilationBiomaterials Science9,
4099-4109,
2021, DOIPublikation in PURE anzeigen
Elisabeth Hengge, Markus Hirber, Philipp Emanuel Brunner, Eva-Maria Steyskal, Bernd Nidetzky and Roland WürschumNanoporous gold electrodes modified with self-assembled monolayers for electrochemical control of the surface chargePhysical Chemistry, Chemical Physics23,
14457-14464,
2021, DOIPublikation in PURE anzeigen
2020
Roland Würschum and Gregor KlinserDiffusion-drift-reaction model for positron trapping and annihilation at interfaces with space charge in bulk materialsThe Philosophical Magazine100,
379-397,
2020, DOIPublikation in PURE anzeigen
Laura Resch, Thomas Gigl, Gregor Klinser, Christoph Hugenschmidt, Wolfgang Sprengel and Roland WürschumIn situ monitoring of artificial aging and solution heat treatment of a commercial Al–Mg–Si alloy with a high intensity positron beamJournal of Physics / Condensed Matter32,
2020, DOIPublikation in PURE anzeigen
Laura Resch, Martin Luckabauer, Nick Helthuis, Norihiko Okamoto, Tetsu Ichitsubo, Robert Josef Enzinger, Wolfgang Sprengel and Roland WürschumSearch for vacancies in concentrated solid-solution alloys with fcc crystal structurePhysical Review Materials4,
2020, DOIPublikation in PURE anzeigen
Markus Gößler, Manfred Nachtnebel, Hartmuth Schröttner, Heinz Krenn, Eva-Maria Steyskal and Roland WürschumEvolution of superparamagnetism in the electrochemical dealloying processJournal of Applied Physics128,
2020, DOIPublikation in PURE anzeigen
Norihiko Okamoto, Shuhei Kasatani, Martin Luckabauer, Robert Josef Enzinger, Satoshi Tsutsui, Masakazu Tane and Tetsu IchitsuboEvolution of microstructure and variations in mechanical properties accompanied with diffusionless isothermal ω transformation in β-titanium alloysPhysical Review Materials4,
2020, DOIPublikation 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. WilkeningInfluence of defects on ionic transport in LiTaO3 – A study using EXAFS and positron annihilation lifetime spectroscopySolid State Ionics352,
2020, DOIPublikation in PURE anzeigen
Laura Resch, Anna Karner, Wolfgang Sprengel, Roland Würschum and Robert SchennachPositron annihilation: A tool for paper researchProgress in Paper Physics Seminar67-70Publikation in PURE anzeigen
D. Sorger, H. Stadtmann and W. SprengelFading study and readout optimization for routinely use of LiF:Mg,Ti thermoluminescent detectors for personal dosimetryRadiation Measurements135,
2020, DOIPublikation in PURE anzeigen
2019
Robert Josef Enzinger, Elisabeth Hengge, Wolfgang Sprengel and Roland WürschumHigh-precision isothermal dilatometry as tool for quantitative analysis of precipitation kinetics: case study of dilute Al alloyJournal of Materials Science54,
5083-5091,
2019, DOIPublikation in PURE anzeigen
Gregor Klinser, Harald Krenn, Stefan Koller and Roland WürschumOperando monitoring of charging-induced defect formation in battery electrodes by positronsApplied Physics Letters114,
013905,
2019, DOIPublikation in PURE anzeigen
Kashif Nadeem, M. Kamran, Heinz Krenn, D.V. Szabo, Ulrich Brossmann and Roland WürschumDisordered and Frustrated Magnetization in Coated MnFe2O4 Nanoparticles Prepared by Microwave Plasma SynthesisSolid State Phenomena289,
127-133,
2019Publikation in PURE anzeigen
Gregor Klinser, Roman Zettl, H. Martin R. Wilkening, Heinz Krenn, Ilie Hanzu and Roland WürschumRedox processes in sodium vanadium phosphate cathodes – insights from operando magnetometryPhysical Chemistry, Chemical Physics
,
2019, DOIPublikation in PURE anzeigen
Markus Gößler, Mihaela Albu, Gregor Klinser, Eva-Maria Steyskal, Heinz Krenn and Roland WürschumMagneto-Ionic Switching of SuperparamagnetismSmall
,
2019, DOIPublikation in PURE anzeigen
Roland Würschum, Laura Resch and Gregor KlinserPositron 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 - 050010-6Publikation in PURE anzeigen
Laura Resch, Gregor Klinser, Wolfgang Sprengel and Roland WürschumIdentification of different positron trapping sites during artificial aging of a commercial light weight alloyThe 18th International Conference on Positron Annihilation (ICPA-18)050012-1 - 050012-4Publikation in PURE anzeigen
Roland Würschum, Robert Josef Enzinger, Elisabeth Hengge and Wolfgang SprengelRecent progress in dilatometry for quantitative analysis of precipitation kinetics40th Risø International Symposium on Material SciencePublikation in PURE anzeigen
Elisabeth Hengge, Eva-Maria Steyskal, Rupert Bachler, Alexander Dennig, Bernd Nidetzky and Roland WürschumAdsorption and desorption of self-assembled L-cysteine monolayers on nanoporous gold monitored by in situ resistometryBeilstein Journal of Nanotechnology 10,
2275-2279,
2019, DOIPublikation in PURE anzeigen
A. A. Rempel, A.A. Valeeva, A.S. Kurlov, Gregor Klinser and Wolfgang SprengelSize effect in nonstoichiometric titanium monoxide and vanadium carbide nanocrystals measured by positron lifetime spectroscopyMendeleev Communications29,
486-488,
2019, DOIPublikation in PURE anzeigen
Matthias Wolfgang, Anna Peter, Patrick Wahl, Daniel Markl, J. Axel Zeitler and Johannes G. KhinastAt-line validation of optical coherence tomography as in-line/at-line coating thickness measurement methodInternational Journal of Pharmaceutics572,
2019, DOIPublikation in PURE anzeigen
F. Zeb, M. Ishaque, K. Nadeem, M. Kamran, H. Krenn, D. V. Szabo, U. Brossmann and I. Letofsky-PapstReduced surface effects in weakly interacting ZrO2 coated MnFe2O4 nanoparticlesJournal of Magnetism and Magnetic Materials469,
580-586,
2019, DOIPublikation in PURE anzeigen
2018
R. Enzinger, C. Neubauer, J. Kotzurek, W. Sprengel and R. WürschumKinetics of vacancy annealing upon time-linear heating applied to dilatometryJournal of Materials Science53,
2758-2765,
2018, DOIPublikation in PURE anzeigen
Gregor Klinser, Stefan Topolovec, Heinz Krenn and Roland WürschumProcess Monitoring of Charging/Discharging of Lithium Ion Battery Cathodes by Operando SQUID MagnetometryEncyclopedia of Interfacial Chemistry: Surface Science and Electrochemistry849-855Publikation in PURE anzeigen
Laura Resch, Gregor Klinser, Elisabeth Hengge, Robert Josef Enzinger, Martin Luckabauer, Wolfgang Sprengel and Roland WürschumPrecipitation processes in Al–Mg–Si extending down to initial clustering revealed by the complementary techniques of positron lifetime spectroscopy and dilatometryJournal of Materials Science53,
14657,
2018, DOIPublikation in PURE anzeigen
Roland Würschum, Laura Resch and Gregor KlinserDiffusion-reaction model for positron trapping and annihilation at spherical extended defects and in precipitate-matrix compositesPhysical Review / B97,
224108-1 - 11,
2018, DOIPublikation in PURE anzeigen
Gregor Klinser, Martin Stückler, Harald Krenn, Stefan Koller, Walter Goessler, Heinz Krenn and Roland WürschumCharging processes in the cathode LiNi0.6Mn0.2Co0.2O2 as revealed by operando magnetometryJournal of Power Sources396,
791-795,
2018, DOIPublikation in PURE anzeigen
Andrey Rempel , Stanislav Sadovnikov, Gregor Klinser and Wolfgang SprengelLifetime of Positrons in Nanostructured Nonstoichiometric Silver Sulfide Ag2-δSJETP letters107,
1-9,
2018, DOIPublikation in PURE anzeigen
Elisabeth Hengge, Robert Josef Enzinger, Martin Luckabauer, Wolfgang Sprengel and Roland WürschumQuantitative volumetric identification of precipitates in dilute alloys using high-precision isothermal dilatometryPhilosophical Magazine / Letters98,
301,
2018, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Michael Seidl, Sanja Simic and Roland WürschumEnhanced Charging-Induced Resistance Variations of Nanoporous Gold by Dealloying in Neutral Silver Nitrate SolutionLangmuir34,
13110-13115,
2018, DOIPublikation in PURE anzeigen
Markus Gößler, Eva-Maria Steyskal, Markus Stütz, Norbert Enzinger and Roland WürschumHydrogen-induced plasticity in nanoporous palladiumBeilstein Journal of Nanotechnology 9,
3013,
2018, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Peter Pölt, Mihaela Albu and Roland WürschumIn-situ Studies on the Formation and Tunable Properities of Nanoporous Metals Produced by Electrochemical Dealloying68th Annual Meeting of the Austrian Physical Society37Publikation in PURE anzeigen
2017
Martin Kupper, Wolfgang Sprengel, Peter Winkler and Brigitte ZurlA method for improved 4D-computed tomography data acquisitionZeitschrift für medizinische Physik27,
31-38,
2017, DOIPublikation 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 FiedlerDefects and Charging Processes in Li-Ion Battery Cathodes Studied by Operando Magnetometry and Positron AnihilationMaterials Science Forum879,
2125-2130,
2017, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Michael Seidl, Matthias Graf and Roland WürschumDealloying progress during nanoporous structure evolution analyzed by in situ resistometryPhysical Chemistry, Chemical Physics19,
29880-29885,
2017, DOIPublikation in PURE anzeigen
Jaromir Kotzurek, M. Hofmann, S. Simic, Peter Pölt, A. Hohenwarter, R. Pippan, Wolfgang Sprengel and Roland WürschumInternal stress and defect-related free volume in submicrocrystalline Ni studied by neutron diffraction and difference dilatometryPhilosophical Magazine / Letters97,
450-458,
2017, DOIPublikation in PURE anzeigen
Christian Gspan, Edith Bucher, Andreas Egger, Nina Schrödl, Christian Berger, Martina Dienstleder, Stefan Mitsche, Werner Sitte and Werner GroggerInvestigation of domains in Pr2NiO4+delta by transmission electron microscopy13th Multinational Congress on Microscopy September 24-29, 2017 in Rovinj, Croatia622-625Publikation in PURE anzeigen
Georg Wilding, Hannes Stadtmann and Wolfgang SprengelImprovement of the TLD dose calculation by application of an individual residual dose correctionRadiation Measurements106,
273-277,
2017, DOIPublikation in PURE anzeigen
Jaromir Kotzurek, Wolfgang Sprengel, Maciej Krystian, Sanja Simic, Peter Pölt, Anton Hohenwarter, Reinhard Pippan and Roland WürschumStructural anisotropy in equal-channel angular extruded nickel revealed by dilatometric study of excess volumeInternational Journal of Materials Research 108,
81-88,
2017Publikation in PURE anzeigen
Martin Luckabauer, E Hengge, Gregor Klinser, Wolfgang Sprengel and Roland WürschumIn Situ Real-Time Monitoring of Aging Processes in an Aluminum Alloy by High-Precision DilatometryMagnesium Technology 2017669-674Publikation in PURE anzeigen
2016
Stefan Topolovec, Harald Kren, Gregor Klinser, Stefan Koller, Heinz Krenn and Roland WürschumOperando magnetometry on LixCoO2 during charging/dischargingJournal of Solid State Electrochemistry20,
1491-1496,
2016, DOIPublikation in PURE anzeigen
Stefan Topolovec, Heinz Krenn and Roland WürschumEnhanced magnetic moment of ultrathin Co films measured by in situ electrodeposition in a SQUIDJournal of Magnetism and Magnetic Materials397,
96-100,
2016, DOIPublikation in PURE anzeigen
Gregor Klinser, Stefan Topolovec, Harald Kren, Stefan Koller, Heinz Krenn and Roland WürschumCharging of lithium cobalt oxide battery cathodes studied by means of magnetometrySolid State Ionics293,
64-71,
2016, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Zhen Qi, Peter Pölt, Mihaela Albu, Jörg Weissmüller and Roland WürschumElectrochemically Tunable Resistance of Nanoporous Platinum Produced by DealloyingLangmuir32,
7757−7764,
2016, DOIPublikation in PURE anzeigen
Jaromir Kotzurek, Eva-Maria Steyskal, Bernd Oberdorfer, Anton Hohenwarter, Reinhard Pippan, Wolfgang Sprengel and Roland WürschumDirect measurement of vacancy relaxation by dilatometryApplied Physics Letters109,
021906,
2016, DOIPublikation in PURE anzeigen
Martin Luckabauer, Wolfgang Sprengel and Roland WürschumA high-stability non-contact dilatometer for low-amplitude temperature-modulated measurementsReview of Scientific Instruments87,
075116,
2016Publikation in PURE anzeigen
Gerrit Reglitz, Bernd Oberdorfer, Nina Fleischmann, Jaromir Kotzurek, Sergiy Divinski, Wolfgang Sprengel, Gerhard Wilde and Roland WürschumCombined volumetric energetic and microstructural defect analysis of ECAP-processed nickelActa Materialia103,
396-406,
2016, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Christopher Alois Wiednig, Norbert Enzinger and Roland WürschumIn situ characterization of hydrogen absorption in nanoporous palladium produced by dealloyingBeilstein Journal of Nanotechnology 7,
1197-1201,
2016, DOIPublikation in PURE anzeigen
Gregor Klinser, Stefan Topolovec, Harald Kren, Stefan Koller, Walter Gössler, Roland Würschum and Heinz KrennContinuous monitoring of the bulk oxidation states in LixNi1/3Mn1/3Co1/3O2 during charging and dischargingApplied Physics Letters109,
213901,
2016, DOIPublikation in PURE anzeigen
Ulrich Brossmann, Mihaela Albu, Ferdinand Hofer and Roland WürschumSingle grain analysis on a nanoscale in ZrO2:Al2O3 nano-composites by means of high-resolution scanning transmission electron microscopyMaterials Research Express3,
2016, DOIPublikation in PURE anzeigen
2015
Alexander Schmon, Kirmanj Aziz, Martin Luckabauer and Gernot PottlacherThermophysical Properties of Manganin (Cu86Mn12Ni2) in the Solid and Liquid StateInternational Journal of Thermophysics36,
1618-1626,
2015, DOIPublikation in PURE anzeigen
Stefan Topolovec, Heinz Krenn and Roland WürschumElectrochemical cell for in situ electrodeposition of magnetic thin films in a superconducting quantum interference device magnetometerReview of Scientific Instruments86,
063903-063903,
2015, DOIPublikation in PURE anzeigen
2014
Martin Luckabauer, Uta Kühn, Jürgen Eckert and Wolfgang SprengelSpecific volume study of a bulk metallic glass far below its calorimetrically determined glass transition temperaturePhysical Review / B89,
174113-1-174113-6,
2014, DOIPublikation in PURE anzeigen
G. Ressel, Peter Parz, S. Primig, H. Clemens, Werner Puff and Harald LeitnerNew findings on the atomistic mechanisms active during mechanical milling of a Fe-Y_2O_3 model alloyJournal of Applied Physics115,
2014, DOIPublikation in PURE anzeigen
Bernd Oberdorfer, Daria Setman, Eva-Maria Steyskal, Anton Hohenwarter, Wolfgang Sprengel, Michael Zehetbauer, Reinhard Pippan and Roland WürschumGrain boundary excess volume and defect annealing of copper after high-pressure torsionActa Materialia68,
189-195,
2014, DOIPublikation in PURE anzeigen
Wolfgang Sprengel and Masahiro KoiwaThe Decisive Contributions by L. Boltzmann and C. Matano to the Quantitative Analysis of Diffusion PhenomenaDiffusion Foundations1,
49,
2014, DOIPublikation in PURE anzeigen
Wolfgang SprengelDefect Studies in Ultrafine-Grained and Amorphous Metals with Dilatometric TechniquesInternational Conference on Diffusion in MaterialsI-10-xPublikation in PURE anzeigen
Stefan Topolovec, Roland Würschum and Heinz KrennStudying the correlations between electrochemical processes and magnetic properties by using in-situ cyclic voltammetry in a SQUIDIntermag 2014 - Digest Book1972-1973Publikation in PURE anzeigen
Stefan Topolovec, Heinz Krenn and Roland WürschumIn-situ electrodeposition of Co in a SQUID magnetometer to study the absolute magnetic moment of ultrathin Co layersJahrestagung der Österreichischen Physikalischen Gesellschaft16-16Publikation in PURE anzeigen
Grazyna Kontrym-Sznajd and Heinrich SormannThe Influence of a positron on electron-positron momentum densities in metallic materialsPhysica Scripta89,
1-7,
2014, DOIPublikation in PURE anzeigen
Christoph Heil, Heinrich Sormann, Lilia Boeri, Markus Aichhorn and Wolfgang von der LindenAccurate bare susceptibilities from full-potential ab initio calculationsPhysical Review / B90,
115143,
2014, DOIPublikation in PURE anzeigen
Christoph Heil, Lilia Boeri, Heinrich Sormann, Wolfgang von der Linden and Markus AichhornEffect of the iron valence in the two types of layers in LiFeO2Fe2Se2Physical Review / B90,
2014, DOIPublikation in PURE anzeigen
Wolfgang Sprengel and Roland WürschumVon der Vermessung atomarer Freiräume zu neuen Materialien; From Measuring Open Spaces to Novel MaterialsPublikation in PURE anzeigen
Gerald Ressel, Peter Parz, Alexander Fian, David Holec, Sophie Primig, Werner Puff, Harald Leitner and Helmut ClemensOn the bahavior of yttria/yttrium during mechanical alloying of a Fe-Y_2O_3 model alloy systemAdvanced Materials Research
,
598-603,
2014, DOIPublikation in PURE anzeigen
2013
Helmut Mehrer and Wolfgang SprengelReaction diffusion and interdiffusion in some binary metallic systemsPhilosophical Magazine / Letters93,
1971-1986,
2013, DOIPublikation in PURE anzeigen
B. Zurl, R. Tiefling, P. Winkler, Peter Kindl and K.S. KappHounsfield units variationsStrahlentherapie und Onkologie190,
88-93,
2013, DOIPublikation in PURE anzeigen
Roland Würschum, Peter Parz, Werner Puff and Wolfgang SprengelVacancy-type and interface-related defects in ultrafine grained materials (Invited talk)SLOPOS13 - Book of Abstracts24-24Publikation in PURE anzeigen
Stefan Topolovec, Peter Jerabek, Dorothée Vinga Szabó, Heinz Krenn and Roland WürschumSQUID magnetometry combined with in situ cyclic voltammetry: A case study of tunable magnetism of γ-Fe₂O₃ nanoparticlesJournal of Magnetism and Magnetic Materials329,
43-48,
2013, DOIPublikation in PURE anzeigen
Helmut Mehrer, Martin Luckabauer and Wolfgang SprengelSelf- and Solute Diffusion, Interdiffusion and Thermal Vacancies in the System Iron-AluminiumDefect and diffusion forum [Elektronische Resource]333,
1-25,
2013, DOIPublikation in PURE anzeigen
Marek Brancewicz, Maciej Pylak, Andrzej Andrejczuk, Eugeniusz Zukowski, Ludwik Dobrzynski, Yoshiharu Sakurai, Masayoshi Itou and Heinrich SormannCompton Profile Study and Electron Momentum Density Reconstruction in Hexagonal MgJournal of the Physical Society of Japan82,
1-12,
2013, DOIPublikation in PURE anzeigen
Peter Parz, Bernd Fuchsbichler, Stefan Koller, Brigitte Bitschnau, Franz-Andreas Mautner, Werner Puff and Roland WürschumCharging-induced defect formation in LixCoO2 battery cathodes studied by positron annihilation spectroscopyApplied Physics Letters102,
151901-1-151901-4,
2013, DOIPublikation in PURE anzeigen
Maciej Pylak, Ludwik Dobrzynski and Heinrich SormannSpin polarization of conduction electrons and electronic structure of gadoliniumPhysica Scripta88,
1-11,
2013, DOIPublikation in PURE anzeigen
Werner Puff, Xiang Zhou, Bernd Oberdorfer, Boris Renato Scherwitzl, Peter Parz, Wolfgang Sprengel and Roland WürschumComprehensive defect characterization of different iron samples after severe plastic deformationJournal of Physics / Conference Series443,
012033-012033,
2013, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Stefan Topolovec, Stephan Landgraf, Heinz Krenn and Roland WürschumIn situ monitoring magnetism and resistance of nanophase platinum upon electrochemical oxidationBeilstein Journal of Nanotechnology 4,
394-399,
2013, DOIPublikation in PURE anzeigen
2012
David J. Keeble, Ulrich Brossmann, Werner Puff and Roland WürschumPOSITRON ANNIHILATION STUDIES OF MATERIALSCharacterization of MaterialsPublikation in PURE anzeigen
Peter Parz, M.J. Faller, R. Pippan, Werner Puff and Roland WürschumDefects in Al-3wt%Cu after high-pressure torsion studied by two-dimensional Doppler broadening spectroscopyPhysics Procedia 35,
10-15,
2012, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Maximilian Besenhard, Stephan Landgraf, Yi Zhong, Jörg Weissmüller, Peter Pölt, Mihaela Albu and Roland WürschumSign-inversion of charging-induced variation of electrical resistance of nanoporous platinumJournal of Applied Physics
,
073703-1-073703-7,
2012, DOIPublikation in PURE anzeigen
Kiminori Sato and Wolfgang SprengelElement-specific study of local segmental dynamics of polyethylene terephthalate upon physical agingThe Journal of Chemical Physics137,
104906/1-104906/7,
2012, DOIPublikation in PURE anzeigen
Peter Parz, Werner Puff, Roland Würschum, Bernd Fuchsbichler and Stefan KollerInvestigation of LiCoO2-electrodes at different degrees of lithium extractionConference Book, 16th International Conference on Positron Annihilation57-57Publikation in PURE anzeigen
Heinz Krenn and Roland WürschumStructural and indirect magnetoelectric effects in bulk nanoscaled materialsInformationstagung Mikroelektronik0-0Publikation in PURE anzeigen
Kashif Nadeem, Heinz Krenn, Thomas Traußnig, Roland Würschum, D.V. Szabo and Ilse Letofsky-PapstSpin-glass freezing of maghemite nanoparticles prepared by microwave plasma synthesisJournal of Applied Physics111,
113911-113917,
2012, DOIPublikation 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. GleiterAtomic Structure and Stuctural Stability of Sc_75Fe_25 NanoglassesNano Letters12,
458-463,
2012, DOIPublikation in PURE anzeigen
Roland Würschum, Bernd Oberdorfer, Eva-Maria Steyskal, Wolfgang Sprengel, Werner Puff, P. Pikart, C. Hugenschmidt and R. PippanFree volumes in bulk nanocrystalline metals studied by the complementary techniques of positron annihilation and dilatometryPhysica / B407,
2670-2675,
2012, DOIPublikation in PURE anzeigen
Peter Parz, Michael, Josef Faller, Reinhard Pippan, Herbert Reingruber, Werner Puff and Roland WürschumMicrostructure and vacancy-type defects of high-pressure torsion deformed Al-3wt%Cu alloyJournal of Applied Physics112,
103506-1-103506-7,
2012, DOIPublikation in PURE anzeigen
Wolfgang Sprengel, Bernd Oberdorfer, Eva-Maria Steyskal and Roland WürschumDilatometry: a powerful tool for the study of defects in ultrafine grained metalsJournal of Materials Science47,
7921-7925,
2012, DOIPublikation in PURE anzeigen
Eva-Maria Steyskal, Bernd Oberdorfer, Wolfgang Sprengel, Michael Zehetbauer, Reinhard Pippan and Roland WürschumDirect experimental determination of grain boundary excess volume in metalsPhysical Review Letters108,
055504/1-055504/5,
2012, DOIPublikation in PURE anzeigen
2011
Thomas Traußnig, Stefan Topolovec, Kashif Nadeem, D.V. Szabo, Heinz Krenn and Roland WürschumMagnetization of Fe-oxide based nanocomposite tuned by surface chargingPhysica Status Solidi / Rapid Research Letters5,
150-152,
2011, DOIPublikation in PURE anzeigen
Martin Sagmeister, Markus Postl, Ulrich Brossmann, Emil List, Andreas Klug, Ilse Letofsky-Papst, Dorotheé Szabó and Roland WürschumStructure and electrical properties of nanoparticulate tungsten oxide prepared by microwave plasma synthesisJournal of Physics / Condensed Matter23,
334206-1-334206-7,
2011, DOIPublikation in PURE anzeigen
Andreas Jörg Schriefl, Sokratis Sgouridis, Werner Schustereder and Werner PuffDefect investigations via positron annihilation spectroscopy on proton implanted siliconSolid State Phenomena178-179,
319-324,
2011, DOIPublikation in PURE anzeigen
Peter Parz, M. Faller, R. Pippan, Werner Puff and Roland WürschumMicrostructure and vacancy-type defects in Al-3wt%Cu after high-pressure torsionBook of Abstracts, Positron Studies of Defects 201128-28Publikation in PURE anzeigen
Roland WürschumFree volumes in bulk nanocrystalline metals studied by the complementary techniques of positron annihilation and dilatometryBook of Abstracts Positron Studies on Defects 2011 (PSD-11)13-13Publikation in PURE anzeigen
Bernd Oberdorfer, Eva-Maria Steyskal, Wolfgang Sprengel, Werner Puff, P. Pikart, C. Hugenschmidt, Michael Zehetbauer, Reinhard Pippan and Roland WürschumIn-situ probing of fast defect annealing in Cu and Ni with a high-intensity positron beamVerhandlungen der Deutschen Physikalischen Gesellschaft441-441Publikation in PURE anzeigen
Kashif Nadeem, Heinz Krenn, Thomas Traußnig, Roland Würschum, D.V. Szabo and Ilse Letofsky-PapstEffect of dipolar and exchange interactions on magnetic blocking of maghemite nanoparticlesJournal of Magnetism and Magnetic Materials323,
1998-2004,
2011, DOIPublikation in PURE anzeigen
Andreas Kautsch, Ulrich Brossmann, Heinz Krenn, Ferdinand Hofer, D.V. Szabo and Roland WürschumStructural and optical properties of nanoparticulate Y2O3:Eu2O3 made by microwave plasma synthesisApplied Physics / A105,
709-712,
2011, DOIPublikation in PURE anzeigen
Kashif Nadeem, Heinz Krenn, Thomas Traußnig and Ilse Letofsky-PapstDistinguishing magnetic blocking and surface spin-glass freezing in nickel ferrite nanoparticlesJournal of Applied Physics
,
013912-1-013912-6,
2011, DOIPublikation in PURE anzeigen
Bernd Oberdorfer, Eva-Maria Steyskal, Wolfgang Sprengel, Reinhard Pippan, Michael Zehetbauer, Werner Puff and Roland WürschumRecrystallization kinetics of ultrafine-grained Ni studied by dilatometryJournal of Alloys and Compounds509,
5309-5311,
2011, DOIPublikation in PURE anzeigen
2010
Wolfgang Sprengel, Werner Puff and Roland WürschumAtomare Defekte mit makroskopischer Wirkung / Atomic Defects – Small in Size but Big in EffectPublikation in PURE anzeigen
Michael Zehetbauer, R. Grössinger, Heinz Krenn, M. Krystian, R. Pippan, P. Rogl, T. Waitz and Roland WürschumBulk nanostructured materials by severe plastic deformationAdvanced Engineering Materials12,
692-700,
2010, DOIPublikation in PURE anzeigen
Wolfgang Lechner, Werner Puff, G. Wilde and Roland WürschumVacancy-type defects in amorphous and nanocrystalline Al alloys: Variation with preparation route and processingScripta Materialia62,
439-442,
2010, DOIPublikation in PURE anzeigen
Patrick Wahl, Thomas Traußnig, Stephan Landgraf, Hai-Jun Jin, Jörg Weissmüller and Roland WürschumAdsorption-driven tuning of the electrical resistance of nanoporous goldJournal of Applied Physics8,
073706-1-073706-6,
2010, DOIPublikation in PURE anzeigen
Bernd Oberdorfer, Bernd Lorenzoni, K. Unger, Wolfgang Sprengel, M. Zehetbauer, R. Pippan and Roland WürschumAbsolute concentration of free volume-type defects in ultrafine-grained Fe prepared by high-pressure torsionScripta Materialia63,
452-455,
2010, DOIPublikation in PURE anzeigen
Elke Pichl and Herbert RabitschLangzeitverhalten von Cs-137 und K-40 in ausgewählten Lebensmitteln von unterschiedlich stark kontaminierten StandortenKünstliche und natürliche Radionuklide in unserer Umwelt80-85Publikation in PURE anzeigen
Thomas Traußnig, Stefan Topolovec, Dorothèe Vinga Szabo, Stephan Landgraf, Kashif Nadeem, Heinz Krenn and Roland WürschumCharge-induced tuning of the magnetic moment of nanocrystalline maghemite/platinum compositesX International Conference on Nanostructured Materials - Abstract Book118-118Publikation in PURE anzeigen
Bernd Oberdorfer, Eva - Maria Steyskal, Wolfgang Sprengel, Werner Puff, P. Pikart, C. Hugenschmidt, M. Zehetbauer, R. Pippan and Roland WürschumIn-situ probing of fast defect annealing in Cu and Ni with a high-intensity positron beamPhysical Review Letters105,
146101-1-146101-4,
2010, DOIPublikation in PURE anzeigen
K Nadeem, Thomas Traußnig, Ilse Letofsky-Papst, H. Krenn, Ulrich Brossmann and Roland WürschumSol-gel synthesis and characterization of single-phase Ni ferrite nanoparticles dispersed in SiCO2 matrixJournal of Alloys and Compounds493,
385-390,
2010, DOIPublikation in PURE anzeigen
Martin Sagmeister, Ulrich Brossmann, Emil List, Rolf Ochs, Dorothee Vinga Szabó, Robert Saf, Werner Grogger, Elena Tchernychova and Roland WürschumSynthesis and optical properties of organic semiconductor: zirconia nanocompositesJournal of Nanoparticle Research
,
2541-2551,
2010, DOIPublikation in PURE anzeigen
T Schroettner and Peter KindlLong term comparison of methods to sustain energy calibration in low level gamma-ray spectroscopy and investigation of possible sources for driftApplied Radiation and Isotopes68,
164-168,
2010, DOIPublikation in PURE anzeigen
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