• 8010

    Petersgasse 16 Graz

    Austria

Research Output 1996 2019

Dilatometrische Untersuchungen freier Volumen in submikrokristallinem Eisen nach Hochverformung

Scherwitzl, B. R., 2012

Research output: ThesisMaster's ThesisResearch

Dilatometry: a powerful tool for the study of defects in ultrafine grained metals

Sprengel, W., Oberdorfer, B., Steyskal, E-M. & Würschum, R., 2012, In : Journal of Materials Science. 47, p. 7921-7925

Research output: Contribution to journalArticleResearchpeer-review

Dilatometry – A Powerful Tool for the Study of Defects in Ultrafine Grained Metals

Sprengel, W., Oberdorfer, B., Steyskal, E-M. & Würschum, R., 12 Mar 2012.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Dilatometry as tool for measuring absolute concentrations of free volumes in SPD metals

Würschum, R., Sprengel, W., Kotzurek, J. A., Steyskal, E-M. & Oberdorfer, B., 30 Jun 2014.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Direct experimental determination of grain boundary excess volume in metals

Steyskal, E-M., Oberdorfer, B., Sprengel, W., Zehetbauer, M., Pippan, R. & Würschum, R., 2012, In : Physical Review Letters. 108, p. 055504/1-055504/5

Research output: Contribution to journalArticleResearchpeer-review

Direct Measurement of Free Volumes in Ultrafine Grained Metals Prepared by High Pressure Torsion

Oberdorfer, B., Sprengel, W., Setman, D., Zehetbauer, M., Pippan, R., Puff, W. & Würschum, R., 4 Jul 2010.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Direct measurement of vacancy relaxation by dilatometry

Kotzurek, J., Steyskal, E-M., Oberdorfer, B., Hohenwarter, A., Pippan, R., Sprengel, W. & Würschum, R., 2016, In : Applied Physics Letters. 109, p. 021906 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Direct measurements of reversible free-volume formation in bulk Zr56Al7Cu24Ni10Co3 glass below the glass transition temperature

Luckabauer, M., Wunderlich, R., Fecht, H-J. & Sprengel, W., 18 Sep 2012.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Disordered and Frustrated Magnetization in Coated MnFe2O4 Nanoparticles Prepared by Microwave Plasma Synthesis

Nadeem, K., Kamran, M., Krenn, H., Szabo, D. V., Brossmann, U. & Würschum, R., 2019, In : Solid state phenomena. 289, p. 127-133

Research output: Contribution to journalArticleResearchpeer-review

Distinguishing magnetic blocking and surface spin-glass freezing in nickel ferrite nanoparticles

Nadeem, K., Krenn, H., Traußnig, T. & Letofsky-Papst, I., 2011, In : Journal of Applied Physics. 109, p. 013912-1-013912-6

Research output: Contribution to journalArticleResearchpeer-review

Dopplerverbreiterung der Positron-Elektron Annihilationsstrahlung – Neue Perspektiven der Festkörperanalytik

Puff, W., Sormann, H. & Würschum, R., 2 Oct 2003.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

dose measurements in 3D imaging systems

Halda, M., Hranitzky, C., Neuwirth, J., Hefner, A., Stadtmann, H. & Kindl, P., 2008.

Research output: Contribution to conferencePosterResearch

Dosimetric considerations on TEPC FLUKA-simulation and measurements

Autischer, M., Beck, P., Ferrari, A., Pelliccioni, M. & Rollet, S., 2003, 9th Neutron Dosimetry Symposium. ., p. VII-06-VII-06

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Durchstimmbarer elektrischer Widerstand von nanoporösem Gold

Wahl, P., 2010

Research output: ThesisDiploma ThesisResearch

Effect of dipolar and exchange interactions on magnetic blocking of maghemite nanoparticles

Nadeem, K., Krenn, H., Traußnig, T., Würschum, R., Szabo, D. V. & Letofsky-Papst, I., 2011, In : Journal of magnetism and magnetic materials. 323, p. 1998-2004

Research output: Contribution to journalArticleResearchpeer-review

Effect of Fe-doping and electrical load on the defect structure of Pb(Zr_xTi_1-x)O_3 ferroelectric ceramics

Puff, W., Balke, N., Kungl, H., Hoffmann, M. J. & Balogh, A., 2007, In : Physica status solidi / C. 4, 10, p. 3839-3842

Research output: Contribution to journalArticleResearchpeer-review

Effect of the iron valence in the two types of layers in LiFeO2Fe2Se2

Heil, C., Boeri, L., Sormann, H., Linden, W. V. D. & Aichhorn, M., 5 Aug 2014, In : Physical Review / B. 90, 165122.

Research output: Contribution to journalArticleResearchpeer-review

File
Iron
valence
iron
Atoms
Electronic structure

Effects of Small Pressure Differences Between the Structure and Surroundings on Radon Entry

Akis, M. C., Stadtmann, H. & Kindl, P., 2004, International Congress of the International Radiation Protection Asssociation. ., p. 230-230

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Electrically tunable resistance of a metal

Sagmeister, M., Brossmann, U., Landgraf, S., Kramer, D. & Würschum, R., 2004, p. 38-38.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrically Tunable Resistance of a Metal

Sagmeister, M., Brossmann, U., Landgraf, S. & Würschum, R., 2006, In : Physical Review Letters. 96, p. 156601-1-156601-4

Research output: Contribution to journalArticleResearchpeer-review

Electrochemical cell for in situ electrodeposition of magnetic thin films in a superconducting quantum interference device magnetometer

Topolovec, S., Krenn, H. & Würschum, R., 2015, In : Review of scientific instruments. 86, p. 063903-063903

Research output: Contribution to journalArticleResearchpeer-review

Electrochemical charging-induced variation of the magnetic moment of γ-Fe2O3 nanoparticles investigated by SQUID magnetometry with in-situ cyclic voltammetry

Topolovec, S., Jerabek, P., Szabo, D. V., Krenn, H. & Würschum, R., 2012, p. 338-338.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemically Induced Resistance Variations of Nanoporous Metals

Steyskal, E-M., Seidl, M., Pölt, P., Albu, M. & Würschum, R., 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemically Tunable Properties of Porous Nanophase Materials

Steyskal, E-M., Topolovec, S., Krenn, H., Landgraf, S. & Würschum, R., 2014.

Research output: Contribution to conferencePosterResearch

Electrochemically Tunable Resistance of Nanoporous Metals Produced by Dealloying

Steyskal, E-M., Seidl, M. & Würschum, R., 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemically Tunable Resistance of Nanoporous Platinum Produced by Dealloying

Steyskal, E-M., Qi, Z., Pölt, P., Albu, M., Weissmüller, J. & Würschum, R., 2016, In : Langmuir. 32, p. 7757−7764

Research output: Contribution to journalArticleResearchpeer-review

Electrochemical tuning of electrical resistance and magnetic behaviour of nanoporous metals

Würschum, R., Steyskal, E-M. & Topolovec, S., 2014, p. 44-f.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemical Tuning of Magnetism in Nanoporous Systems - Oxidation, Hydrogenation and Surface Charging

Gößler, M., Steyskal, E-M., Krenn, H., Weißmüller, J., Lührs, L. & Würschum, R., 2018.

Research output: Contribution to conferenceAbstractResearch

Magnetism
Hydrogenation
Tuning
Oxidation
Palladium

Electrochemical tuning of magnetism of γ-Fe2O3 nanoparticles studied by SQUID magnetometry with in-situ cyclic voltammetry

Topolovec, S., Krenn, H. & Würschum, R., 2013.

Research output: Contribution to conferencePosterResearch

Electrochemical Tuning of Resistance and Magnetism of Nanomaterials

Traußnig, T., Wahl, P., Topolovec, S., Landgraf, S., Nadeem, K., Jerabek, P., Krenn, H. & Würschum, R., 7 Apr 2010.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemical tuning of the electrical resistance of nanoporous gold prepared by dealloying

Wahl, P., Traußnig, T., Jin, H-J., Landgraf, S., Weissmüller, J. & Würschum, R., 21 Mar 2010.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemical tuning of the electrical resistance of nanoporous gold prepared by dealloying

Wahl, P., Traußnig, T., Jin, HJ., Landgraf, S., Weissmüller, J. & Würschum, R., 13 Sep 2010.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Electrochemical tuning of the electrical resistance of nanoporous platinum produced by dealloying

Steyskal, E-M., Besenhard, M., Traußnig, T., Weißmüller, J., Landgraf, S. & Würschum, R., 2012, p. MM17-MM17.

Research output: Contribution to conferencePosterResearch

Electronic and magnetic properties of mono-dispersed FePt nanoparticles

Stahl, B., Gajbhiye, N. S., Wilde, G., Kramer, D., Ellrich, J., Ghafari, M., Hahn, H., Gleiter, H., Weißmüller, J., Würschum, R. & Schlossmacher, P., 2002, In : Advanced Materials. 14, p. 24-27

Research output: Contribution to journalArticleResearchpeer-review

Elektronisch durchstimmbare Eigenschaften von nanokristallinen Pt und Pd

Drings, H., Viswanath, R. N., Würschum, R., Weissmüller, J. & Gleiter, H., 2002, p. 267-267.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Element-specific study of local segmental dynamics of polyethylene terephthalate upon physical aging

Sato, K. & Sprengel, W., 2012, In : The journal of chemical physics. 137, p. 104906/1-104906/7

Research output: Contribution to journalArticleResearchpeer-review

Enhanced Charging-Induced Resistance Variations of Nanoporous Gold by Dealloying in Neutral Silver Nitrate Solution

Steyskal, E-M., Seidl, M., Simic, S. & Würschum, R., 2 Oct 2018, In : Langmuir. 34, p. 13110-13115

Research output: Contribution to journalArticleResearchpeer-review

Enhanced magnetic moment of ultrathin Co films measured by in situ electrodeposition in a SQUID

Topolovec, S., Krenn, H. & Würschum, R., 2016, In : Journal of magnetism and magnetic materials. 397, p. 96-100

Research output: Contribution to journalArticleResearchpeer-review

Enhanced Zr95 diffusion in grain boundaries of nano-crystalline ZrO2-9.5 mol% Y2O3

Drings, H., Brossmann, U., Carstanken, H-D., Szökefalvi-Nagy, A., Noll, C. & Schaefer, H-E., 2009, In : Physica status solidi / A. 206, 1, p. 54-58

Research output: Contribution to journalArticleResearchpeer-review

Enhancing sensitivity of portal monitoring at varying transit speed

Schroettner, T., Kindl, P. & Presle, G., 2009, In : Applied Radiation and Isotopes. 67, p. 1878-1886

Research output: Contribution to journalArticleResearchpeer-review

Ergebnisse des Messprogramms zur Erhebung der Radonbelastung in steirischen Kindergärten - Zusammenfassender Endbericht November 2002 - März 2003

Kindl, P., Fink, K., Breitenhuber, L., Koroschetz, F., Pichl, E. & Reithofer, F., 2004, Graz: . (Landesumweltinformation Steiermark - LUIS)

Research output: Book/ReportCommissioned reportResearch

Erratum to: Lifetime of Positrons in Nanostructured Nonstoichiometric Silver Sulfide Ag2–δS (JETP Letters, (2018), 107, 1, (4-9), 10.1134/S0021364018010095)

Rempel, A. A., Sadovnikov, S. I., Klinser, G. & Sprengel, W., 1 Apr 2018, In : JETP letters. 107, 8, 1 p.

Research output: Contribution to journalComment/debateResearchpeer-review

sulfides
positrons
silver
life (durability)
Austria

Evaluation and implementation of the Acuros XB dose calculation algorithm for clinical radiation therapy treatment planning

Buschmann, M., Odreitz, S., Sprengel, W. & Winkler, P., 7 Sep 2014.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Evolution of the Microstructure during Hot Working of Gamma-Based TiAl Alloys

Brossmann, U., Oehring, M., Lorenz, U., Appel, F. & Clemens, H., 2001, In : Zeitschrift für Metallkunde. 92, 8, p. 1009-1014

Research output: Contribution to journalArticleResearch

Excess free enthalpy of nanocrystalline silver, determined in a solid electrolyte cell

Schroeder, A., Fleig, J., Drings, H., Würschum, R., Maier, J. & Sitte, W., 2004, In : Solid State Ionics. 173, p. 95-101

Research output: Contribution to journalArticleResearchpeer-review

Excess volume and defect annealing in HPT- and ECAP-processed ultrafine-grained Ni studied by difference dilatometry

Würschum, R., Kotzurek, J., Hohenwarter, A., Krystian, M., Sprengel, W. & Pippan, R., 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Experimental Investigations of Advanced Cold Moderators and Comparison with MCNPX Simulations

Nünighoff, K., Bollini, V., Bubak, A., Conrad, H., Ferguson, P. D., Filges, D., Goldenbaum, F., Iverson, E. B., Koulikov, S., Lensing, B., Neef, R-D., Ninaus, W., Paul, N., Pohl, C., Prasuhn, D., Pysz, K., Schaal, H., Smirnov, A., Soltner, H., Glückler, H. & 3 othersStelzer, H., Tietze-Jaensch, H. & Wohlmuther, M., 2004, Verhandlungen der Deutschen Physikalischen Gesellschaft. ., p. 17-17

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Experimental Investigations of Advanced Cold Moderators at the JESSICA Facility

Bayer, N., Bernat, W., Conrad, H., Filges, D., Goldenbaum, F., Hinssen, H-K., Keinert, J., Mattes, M., Neef, R-D., Ninaus, W., Nünighoff, K., Matzerath, T., Paul, N., Pohl, C., Schaal, H., Smirnov, A., Soltner, H., Stelzer, H., Sterzenbach, G., Tietze-Jänsch, H. & 2 othersWohlmuther, M. & Wolters, J., 2003, Accelerator applications in a nuclear renaissance. La Grange, Ill.: American Nuclear Society, p. 804-809

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Ex-Situ Investigation of Lithium Ion Battery Cathodes by Means of Positron Annihilations Spectroscopy

Parz, P., Puff, W., Koller, S., Fuchsbichler, B. & Würschum, R., 1 Oct 2013.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch