Roland Würschum

Univ.-Prof. Dipl.-Phys. Dr.rer.nat.

20002021
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Research Output 2000 2019

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(Old data) Lecture or Presentation
2016

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 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

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

High precision dilatometry as novel tool for in-situ-real-time monitoring of aging processes in Al alloys

Würschum, R., Luckabauer, M., Hengge, E., Klinser, G. & Sprengel, W., 2016.

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

Operando SQUID magnetometry as tool for studying charging and discharging processes in Lithium ion battery cathodes

Würschum, R., Klinser, G., Topolovec, S., Kren, H., Koller, S. & Krenn, H., 2016.

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

2015

Charging-induced defects in Li₁₋ₓCoO₂ battery electrodes

Klinser, G., Topolovec, S., Parz, P., Krenn, H., Kren, H., Koller, S. & Würschum, R., 2015.

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

Defects and structural anisotropy of HPT- and ECAP-deformed metals studied by difference dilatometry (Highlight lecture)

Sprengel, W., Kotzurek, J., Neubauer, C., Steyskal, E-M., Hohenwarter, A., Pippan, R., Trubel, S., Divinski, S., Wilde, G. & Würschum, R., 21 Sep 2015.

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

Defects and structural anisotropy of HPT- and ECAP-deformed metals studied by differential dilatometry

Würschum, R., Kotzurek, J., Neubauer, C., Steyskal, E-M., Sprengel, W., Pippan, R., Trubel, S., Divinski, S. & Wilde, G., 2015.

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

Defects and structural anisotropy of HPT- and ECAP-deformed Ni studied by difference dilatometry

Kotzurek, J., Hohenwarter, A., Trubel, S., Neubauer, C., Divinskiy, S., Sprengel, W., Wilde, G., Pippan, R. & Würschum, R., 15 Mar 2015.

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

In-situ thin-film electrodeposition in a SQUID magnetometer - a novel tool for studying the evolution of the magnetism during growth of Co films

Topolovec, S., Krenn, H. & Würschum, R., 2015.

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

2014

Charging-induced defects in LiCo-oxide battery electrodes

Würschum, R., Sprengel, W., Reiner, M., Hugenschmidt, C., Fiedler, M. & Schmitz, G., 22 Aug 2014.

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

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

Free Volume in SPD-Ni: Influence of Deformation Method, Structure and Purity studied by Difference Dilatometry

Kotzurek, J. A., Trubel, S., Hohenwarter, A., Divinskiy, S., Sprengel, W., Wilde, G., Pippan, R. & Würschum, R., 30 Jun 2014.

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

2013

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

Porous Nanophase Materials with Electrochemically Tunable Properties

Steyskal, E-M., Topolovec, S., Landgraf, S., Krenn, H. & Würschum, R., 2013, p. 152-152.

Research output: Contribution to conference(Old data) Lecture or PresentationResearchpeer-review

2012

Absolute concentration of free volumes and related properties of ultrafine grained metals studied by time-dependent dilatometry

Oberdorfer, B., Steyskal, E-M., Sprengel, W., Zehetbauer, M., Pippan, R. & Würschum, R., 26 Mar 2012.

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

Combining SQUID magnetometry with in-situ cyclic voltammetry to study the electrochemical charging-induced variation of the magnetic moment of γ-Fe2O3 nanoparticles

Topolovec, S., Krenn, H. & Würschum, R., 2012, p. 95-95.

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

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

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

High-pressure torsion induced open volume defects in Al-3wt%Cu investigated by positron annihilation spectroscopy

Parz, P., Faller, M., Pippan, R., Puff, W. & Würschum, R., 2012, p. 324-324.

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

Investigation of LiCoO2-electrodes at different degrees of lithium extraction

Parz, P., Würschum, R., Puff, W., Fuchsbichler, B. & Koller, S., 19 Aug 2012.

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

Positron annihilation spectroscopy on LiCoO2-electrodes with different lithium content

Parz, P., Würschum, R., Puff, W. & Fuchsbichler, B., 2012, p. 98-98.

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

Positron annihilation spectroscopy on LiCoO2-electrodes with different lithium content

Parz, P., Puff, W., Würschum, R., Fuchsbichler, B. & Koller, S., 19 Sep 2012.

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

Ultrafine-grained metals: deformation induced defects analyzed by the specific techniques of dilatometry and positron-electron annihilation

Sprengel, W. & Würschum, R., 17 Sep 2012.

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

2011

Atomic Defects in Ultrafine-Grained Metals: Direct and Specific Studies for their Characterization and their Kinetics

Sprengel, W., Oberdorfer, B., Steyskal, E-M., Puff, W., Hugenschmidt, C., Pikart, P., Zehetbauer, M., Pippan, R. & Würschum, R., 3 Jul 2011.

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

Grain boundary excess volume in metals determined by dilatometry

Steyskal, E-M., Oberdorfer, B., Sprengel, W., Zehetbauer, M., Pippan, R. & Würschum, R., 2011, p. 441-441.

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

Microstructure and vacancy-type defects in Al-3wt%Cu after high-pressure torsion

Parz, P., Würschum, R., Puff, W., Faller, M. & Pippan, R., 28 Aug 2011.

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

Reversible tuning of the magnetic moment of nanocrystalline maghemite/platinum composites by electrochemical charging

Traußnig, T., Topolovec, S., Nadeem, K., Szabo, D. V., Krenn, H. & Würschum, R., 2011, p. 408-408.

Research output: Contribution to conference(Old data) Lecture or PresentationResearchpeer-review

2010

Absolute concentration of free volumes in nanophase metals prepared by high-pressure torsion

Oberdorfer, B., Sprengel, W., Setman, D., Zehetbauer, M., Pippan, R., Puff, W. & Würschum, R., 2010, p. 512-512.

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

Atomic Structure Evolution During the Delocalization of Sc_4Fe_1-x Nanoglasses

Fang, J., Vainio, U., Puff, W., Würschum, R., Hahn, H. & Gleiter, H., 4 Jul 2010.

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

Chemisorption-driven reversible property tuning of nanophase metals and oxides

Traußnig, T., Wahl, P., Topolovec, S., Nadeem, K., Landgraf, S., Krenn, H. & Würschum, R., 22 Jun 2010.

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

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

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, 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 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

2009

Influence of ligands on magnetic properties of chemically synthesized FePt-nanocrystallites

Traußnig, T., Landgraf, S., Rumpf, K., Granitzer, P., Letofsky-Papst, I., Wewerka, K., Kothleitner, G., Krenn, H. & Würschum, R., 2009.

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

Metals with tunable properties based on porous nanostructures

Traußnig, T., Rumpf, K., Granitzer, P., Landgraf, S., Krenn, H. & Würschum, R., 2009.

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

Microwave plasma synthesis - a versatile technique for fabricating nanocrystalline oxides and composites

Brossmann, U., Sagmeister, M., Postl, M., Szabó, D., Ochs, R., List, E. & Würschum, R., 2 Sep 2009.

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

Microwave plasma synthesis - a versatile technique for fabricating nanocrystalline oxides and composites

Brossmann, U., Sagmeister, M., Postl, M., Szabó, D. V., Ochs, R., List, E. & Würschum, R., 2009.

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

Structure, electrical conductivity and gas sensing behaviour of nano-particulate tungsten oxide films

Brossmann, U., Sagmeister, M., Postl, M., List, E. & Würschum, R., 2009.

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

2008

Influence of High Pressure Torsion on precipitation in Al-Cu-Mg alloys studied by positron annihilation spectroscopy.

Lechner, W., Puff, W., Zehetbauer, M., Schafler, E. & Würschum, R., 25 Feb 2008.

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

2007

Cold rolling induced amorphization and nanocrystallization processes studied by positron lifetime and 2-dimensional Doppler broadening measurements

Lechner, W., Puff, W., Rabitsch, H., Wilde, G. & Würschum, R., 2007.

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

Microwave plasma synthesis and characterisation of ZrO_2 based nano-materials

Oberdorfer, B., Brossmann, U., Sagmeister, M., Würschum, R. & Puff, W., 2007.

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

Microwave plasma synthesis and characterisation of ZrO_2 based nano-materials

Oberdorfer, B., Brossmann, U., Sagmeister, M., Würschum, R. & Puff, W., 25 Sep 2007.

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

Tuneable electrical resistance of nanocrystalline platinum

Sagmeister, M., Brossmann, U., Landgraf, S. & Würschum, R., 29 Mar 2007.

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

Tuneable electrical resistance of nanocrystalline platinum

Sagmeister, M., Brossmann, U., Landgraf, S. & Würschum, R., 2007, p. 539-539.

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

2006

Chemical sensitive interfacial free volume studies of nanophase Al-rich alloys

Lechner, W., Puff, W., Würschum, R. & Wilde, G., 2006, p. 113-113.

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

Continuous amorphization of Cu-Zr studied by positron lifetime

Wilde, G., Würschum, R., Rabitsch, H. & Puff, W., 2006, p. 135-135.

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

Continuous amorphization of Cu-Zr studied by positron lifetime and 2-dimensional Doppler broadening measurements

Puff, W., Rabitsch, H., Würschum, R. & Wilde, G., 24 Jun 2006.

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