Stephan Landgraf

Ao.Univ.-Prof. Dipl.-Chem. Dr.rer.nat.

19952017
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Research Output 1995 2017

2017

A Binary Mixture of Ionic Liquids as a New Approach for an Experimental Diffusion Correction in the Study of Activated Processes

Landgraf, S., Bächle, J., Berghold, M. G. & Grampp, G., 2017, In : ChemPhysChem. 18, 10, p. 1288-1292

Research output: Contribution to journalArticleResearchpeer-review

2016

Single-molecule DNA hybridisation studied by using a modified DNA sequencer: a comparison with surface plasmon resonance data

Sobek, J., Rehauer, H., Landgraf, S. & Schlapbach, R., 2016, In : Methods and applications in fluorescence . 4, 1, p. 015002 16 p.

Research output: Contribution to journalArticleResearchpeer-review

Time-Resolved Fluorescence HPLC Detection Using Semiconductor Light Sources: Principles and Applications

Landgraf, S., 1 May 2016, In : Chemical Engineering & Technology. 39, p. 175-182

Research output: Contribution to journalArticleResearchpeer-review

2015

Photodeamination Reaction Mechanism in Aminomethyl p-Cresol Derivatives: Different Reactivity of Amines and Ammonium Salts

Landgraf, S., Skalamera, D., Bohne, C. & Basaric, N., 2015, In : The journal of organic chemistry. 80, p. 10817-10828

Research output: Contribution to journalArticleResearchpeer-review

2014

A Mechanistic Study of Photoinduced Electron Transfer from Triplet Erythrosin to Various Quinones Using Time Resolved Absorption and ESR-CIDEP Measurements

Landgraf, S., Grampp, G., Mansha, A., Asim, S. & Zahid, M., 2014, In : Zeitschrift für Physikalische Chemie. 228, 2-3, p. 301-324

Research output: Contribution to journalArticleResearchpeer-review

Diffusion of tetrathiafulvalene and its radical cation in ionic liquids in comparison to conventional solvents

Landgraf, S., Grampp, G., Rasmussen, K. & Ha, T. H. Y., 2014, In : Electrochimica acta. 141, p. 72-81

Research output: Contribution to journalArticleResearchpeer-review

Effect of solvent polarity and temperature on the spectral and thermodynamic properties of exciplexes of 1-cyanonaphthalene with hexamethylbenzene in organic solvents

Landgraf, S., Grampp, G., Asim, S., Mansha, A., Zahid, M. & Bhatti, I. A., 2014, In : Journal of luminescence. 153, p. 12-20

Research output: Contribution to journalArticleResearchpeer-review

Electrochemically Tunable Properties of Porous Nanophase Materials

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

Research output: Contribution to conferencePosterResearch

EPR Spectroscopy of Mercury-Organic Compounds with Nitroxide Radicals

Landgraf, S., Grampp, G., Kokorin, A. & Shapiro, A. B., 2014, In : Applied Magnetic Resonance. 45, 2, p. 125-133

Research output: Contribution to journalArticleResearchpeer-review

"Spectral and thermodynamic properties for the exciplexes of N-alkyl carbazoles with dicyanobenzenes in THF

Landgraf, S., Grampp, G., Asim, S., Mansha, A., Zahid, M. & Bhatti, H. N., 2014, In : Spectrochimica acta / A. 118, p. 138-145

Research output: Contribution to journalArticleResearchpeer-review

2013

In situ monitoring magnetism and resistance of nanophase platinum upon electrochemical oxidation

Steyskal, E-M., Topolovec, S., Landgraf, S., Krenn, H. & Würschum, R., 2013, In : Beilstein Journal of Nanotechnology . 4, p. 394-399

Research output: Contribution to journalArticleResearchpeer-review

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

Single-molecule interactions studied by using a modified DNA sequencer: A comparison with surface plasmon resonance data

Sobek, J., Schauer, S., Rehrauer, H., Fischer, D., Patrignani, A., Landgraf, S. & Schlapbach, R., 2013, In : Proceedings of SPIE. 8596, p. 85960Y-85960Y

Research output: Contribution to journalArticleResearchpeer-review

Time-resolved Magnetic Field Effects distinguish Loose Ion Pairs from Exciplexes

Richert, S., Rosspeintner, A., Landgraf, S., Grampp, G., Vauthey, E. & Kattnig, D., 2013, In : Journal of the American Chemical Society. 135, p. 15144-15152

Research output: Contribution to journalArticleResearchpeer-review

2012

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

Experimental observation of preferential solvation on a radical ion pair using MARY spectroscopy

Pal, K., Kattnig, D., Grampp, G. & Landgraf, S., 2012, In : Physical chemistry, chemical physics. 14, p. 3155-3161

Research output: Contribution to journalArticleResearchpeer-review

Günter Grampp zum 65. Geburtstag

Landgraf, S. & Angulo Nunez, G. M., 2012, In : Bunsen-Magazin. 14, p. 256-257

Research output: Contribution to journalArticleResearch

High Pressure ESR Studies of Electron Self-Exchange Reactions of Organic Radicals in Solution

Rasmussen, K., Hussain, T., Landgraf, S. & Grampp, G., 2012, In : The journal of physical chemistry (Washington, DC) / A. 116, p. 193-198

Research output: Contribution to journalArticleResearchpeer-review

On the fluorescence of methyl orange

Landgraf, S., 2012.

Research output: Contribution to conferencePosterResearch

On the fluorescence of methyl orange

Landgraf, S., 2012.

Research output: Contribution to conferencePosterResearch

Sign-inversion of charging-induced variation of electrical resistance of nanoporous platinum

Steyskal, E-M., Besenhard, M., Landgraf, S., Zhong, Y., Weissmüller, J., Pölt, P., Albu, M. & Würschum, R., 2012, In : Journal of Applied Physics. p. 073703-1-073703-7

Research output: Contribution to journalArticleResearchpeer-review

Tuning individual media properties in solvent mixtures

Wankmüller, A., Buchner, R. & Landgraf, S., 2012.

Research output: Contribution to conferencePosterResearch

Fluorescence detection unit for liquid chromatography

Landgraf, S., 2011, Patent No. DE 102010016801 A1 20111110

Research output: PatentResearch

Measurement and Numerical Simulation of Steady State and Time-Resolved MARY Spectra

Richert, S., Kattnig, D., Grampp, G. & Landgraf, S., 2011.

Research output: Contribution to conferencePosterResearch

Photoinduced Electron Transfer between Triplet Erythrosin Dianion and Highly Charged Ionic Quenchers

Mansha, A., Grampp, G. & Landgraf, S., 2011, In : Monatshefte für Chemie = Chemical monthly. 142, p. 11-17

Research output: Contribution to journalArticleResearchpeer-review

Photophysical Electron Transfer Mediated Addition of Naphtylamine Derivatives to Electron-Deficient Alkenes

Jahjah, R., Gassama, A., Dumur, F., Marinkovic, S., Richert, S., Landgraf, S., Lebrun, A., Cadiou, C., Selles, P. & Hoffmann, N., 2011, In : The journal of organic chemistry. 76, p. 7104-7118

Research output: Contribution to journalArticleResearchpeer-review

Time-resolved Magnetic Field dependent Radical Pair Dynamics - Theory and Experiment

Richert, S., Kattnig, D., Grampp, G. & Landgraf, S., 2011.

Research output: Contribution to conferencePosterResearch

Time-Resolved Magnetic Field Dependent Radical Pair Dynamics - Theory and Experiment

Richert, S., Kattnig, D., Grampp, G. & Landgraf, S., 2011.

Research output: Contribution to conferencePosterResearch

2010

Adsorption-driven tuning of the electrical resistance of nanoporous gold

Wahl, P., Traußnig, T., Landgraf, S., Jin, H-J., Weissmüller, J. & Würschum, R., 2010, In : Journal of Applied Physics. 8, p. 073706-1-073706-6

Research output: Contribution to journalArticleResearchpeer-review

Charge-induced tuning of the magnetic moment of nanocrystalline maghemite/platinum composites

Traußnig, T., Topolovec, S., Szabo, D. V., Landgraf, S., Nadeem, K., Krenn, H. & Würschum, R., 2010, X International Conference on Nanostructured Materials - Abstract Book. ., p. 118-118

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

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

Diffusion Assisted Electron Transfer Reactions from Steady-State to fs-Spectroscopy

Landgraf, S., Rosspeintner, A., Kattnig, D., Grampp, G., Angulo, G. & Cuetos, A., 2010.

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

Exciplex Systems Exhibiting Magnetic Field Effects: Why is the Emission of the Locally Excited Fluorophore Magnetosensitive

Kattnig, D., Rosspeintner, A., Grampp, G. & Landgraf, S., 2010.

Research output: Contribution to conferencePosterResearch

Kinetics of Heterogeneous Electron Transfer Reactions in Ionic Liquids: Effects of Temperature and Solvent

Siraj, N., Grampp, G. & Landgraf, S., 2010.

Research output: Contribution to conferencePosterResearch

Kinetics of Heterogeneous Electron Transfer Reactions in Ionic Liquids: Effects of Temperature and Solvent

Siraj, N., Grampp, G. & Landgraf, S., 10 Mar 2010.

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

Mass transport and electrode kinetics parameters in room temperature ionic liquids (RTILs) and in its binary mixture with organic solvent

Siraj, N., Grampp, G. & Landgraf, S., 25 Apr 2010.

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

Measurement and Numerical Simulation of Steady State and Time-Resolved MARY Spectra

Richert, S., Kattnig, D., Grampp, G. & Landgraf, S., 2010.

Research output: Contribution to conferencePosterResearch

Measurement and Numerical Simulation of Steady State and Time-Resolved MARY Spectra

Richert, S., Kattnig, D., Grampp, G. & Landgraf, S., 14 Jun 2010.

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

Measurement and Numerical Simulation of Steady State and Time-Resolved MARY Spectra

Richert, S., Kattnig, D., Grampp, G. & Landgraf, S., 2010.

Research output: Contribution to conferencePosterResearch