Find Research Outputs

Search results

• 2011

  Access to metastable complex ion conductors via mechanosynthesis: Preparation, microstructure and conductivity

  Düvel, A., Wegner, S., Efimov, K., Feldhoff, A., Heitjans, P. & Wilkening, M., 2011, In : Journal of materials chemistry. 21, 17, p. 6238-xxx

  Research output: Contribution to journal › Article

• DIFFERENT APPROACHES TO IMPROVING THE LI DIFFUSIVITY OF POLYCRYSTALLINE LITHIUM BOROHYDRIDE

  Epp, V. & Wilkening, M., 2011.

  Research output: Contribution to conference › Poster

• Ion conduction and dynamics in mechanosynthesized nanocrystalline BaLiF3

  Düvel, A., Wilkening, M., Wegner, S., Feldhoff, A., Sepelák, V. & Heitjans, P., 2011, In : Solid State Ionics. 184, p. 65-xxx

  Research output: Contribution to journal › Article

• Li Diffusion in Garnet-type Li6.5La2.5Ba0.5ZrTaO12 Crystallizing with Cubic Symmetry

  Epp, V., Narayanan, S., Thangadurai, V. & Wilkening, M., 2011.

  Research output: Contribution to conference › Poster

  Open Access

  File

• Li Ion Diffusion in the Anode Material Li12Si7 – Ultrafast Quasi-1D Diffusion and Two Distinct Fast 3D Jump Processes Separately Revealed by 7Li NMR Relaxometry

  Kuhn, A., Sreeraj, P., Pöttgen, R., Wiemhöfer, H-D., Wilkening, M. & Heitjans, P., 2011, In : Journal of the American Chemical Society. 133, 29, p. 11018-11021

  Research output: Contribution to journal › Article

• Li NMR Spectroscopy on Crystalline Li12Si7: Experimental Evidence for the Aromaticity of the Planar Cyclopentadienyl-Analogous Si56− Rings

  Kuhn, A., Sreeraj, P., Pöttgen, R., Wiemhöfer, H-D., Wilkening, M. & Heitjans, P., 2011, In : Angewandte Chemie / International Edition . 50, 50, p. 12099-12102

  Research output: Contribution to journal › Article

• Li self-diffusion in garnet-type Li7La3Zr2O12 as probed directly by diffusion-induced 7Li spin-lattice relaxation NMR spectroscopy

  Kuhn, A., Narayanan, S., Spencer, L., Goward, G., Thangadurai, V. & Wilkening, M., 2011, In : Physical Review / B. 83, p. 094302-x

  Research output: Contribution to journal › Article

• Mechanically induced phase transformation of g-Al2O3 into a-Al2O3 — Access to structurally disordered g-Al2O3 with a controllable amount of penta-coordinated Al sites

  Düvel, A., Romanova, E., Sharifi, M., Freude, D., Wark, M., Heitjans, P. & Wilkening, M., 2011, In : The Journal of Physical Chemistry / C. 115, p. 22770-22780

  Research output: Contribution to journal › Article

• Mechanosynthesized BiFeO3 Nanoparticles with Highly Reactive Surface and Enhanced Magnetization

  Da Silva, K. L., Menzel, D., Feldhoff, A., Kübel, C., Bruns, M., Paesano, A. J., Düvel, A., Wilkening, M., Ghafari, M., Hahn, H., Litterst, F. J., Heitjans, P., Becker, K. D. & Sepelák, V., 2011, In : The Journal of Physical Chemistry / C. 115, 15, p. 7209-7217

  Research output: Contribution to journal › Article

• Mixed Alkaline-Earth Effect in the Metastable Anion Conductor Ba(1-x)Ca(x)F2 (0

  Düvel, A., Ruprecht, B., Heitjans, P. & Wilkening, M., 2011, In : The Journal of Physical Chemistry / C. 115, 48, p. 23784-2378

  Research output: Contribution to journal › Article

• Revealing Li+ Exchange in the β-modification of Li3VF6 by 6Li 2D MAS NMR Spectroscopy

  Bottke, P., Nakhal, S., Lerch, M., Heitjans, P. & Wilkening, M., 2011, (Submitted) In : Diffusion Fundamentals.

  Research output: Contribution to journal › Article

  File

• Structure and dynamics of the fast lithium ion conductor "Li7La3Zr2O12" (vol 13, pg 19378, 2011)

  Buschmann, H., Doelle, J., Berendts, S., Kuhn, A., Bottke, P., Wilkening, M., Heitjans, P., Senyshyn, A., Ehrenberg, H., Lotnyk, A., Duppel, V., Kienle, L. & Janek, J., 2011, In : Physical Chemistry Chemical Physics. 13, 48, p. 21658-21659

  Research output: Contribution to journal › Article

• Structure and dynamics of the fast lithium ion conductor “Li7La3Zr2O12”

  Buschmann, H., Dölle, J., Berendts, S., Kuhn, A., Bottke, P., Wilkening, M., Heitjans, P., Senyshyn, A., Ehrenberg, H., Lotnyk, A., Duppel, V., Kienle, L. & Janek, J., 2011, In : Physical chemistry, chemical physics. 13, p. 19378-x

  Research output: Contribution to journal › Article

• Tuning the Li diffusivity of polycrystalline LiBH4 by interface engeneering

  Epp, V. & Wilkening, M., 2011.

  Research output: Contribution to conference › Poster
• 2012

  2D Li diffusion in layer-structured LixNbS2 as probed by frequency-dependent T1ρ NMR measurements

  Epp, V., Nakhal, S., Lerch, M. & Wilkening, M., 2012.

  Research output: Contribution to conference › Poster

• Ex situ NMR Measurements of Li Dynamics in TiO2 Anodes with an Ordered Hierarchical Pore Structure

  Bottke, P., Ren, Y., Bruce, P. G. & Wilkening, M., 2012.

  Research output: Contribution to conference › Poster

• Extremely slow Li dynamics in monoclinic metatitanate Li2TiO3 — probing macroscopic jump diffusion via 7Li NMR stimulated echoes

  Ruprecht, B., Wilkening, M., Uecker, R. & Heitjans, P., 2012, In : Physical chemistry, chemical physics. 14, p. 11974-x

  Research output: Contribution to journal › Article

• From Micro to Macro: Access to Long-Range Li+ Diffusion Parameters in Solids via Microscopic 6,7Li Spin-Alignment Echo NMR

  Wilkening, M. & Heitjans, P., 2012, In : ChemPhysChem. 13, 1, p. 53-65

  Research output: Contribution to journal › Article

• Insight into Li Ion Migration Pathways in α-Li3VF6: A First Principles Investigation

  Islam, M., Wilkening, M., Heitjans, P. & Bredow, T., 2012, In : The journal of physical chemistry letters . 3, p. 3120-x

  Research output: Contribution to journal › Article

• Ion Conductivity of BaSnF4 Studied by Broadband Impedance Spectroscopy

  Preishuber-Pflügl, F. A. & Wilkening, M., 2012.

  Research output: Contribution to conference › Poster

• Li diffusion in layer-structured dichalcogenides as probed by NMR spectroscopy

  Epp, V., Langer, J. & Wilkening, M., 2012.

  Research output: Contribution to conference › Poster

• Li diffusion in layer-structured nanocrystalline dichalcogenides as probed by NMR spectroscopy

  Langer, J., Epp, V. & Wilkening, M., 2012.

  Research output: Contribution to conference › Poster

• Li dynamics in the solid electrolyte Li7PSe6 as probed by diffusion-induced 7Li NMR spin-lattice relaxation

  Epp, V., Gün, Ö., Deiseroth, H-J. & Wilkening, M., 2012.

  Research output: Contribution to conference › Poster

• Li ion dynamics in Al-doped garnet-type Li7La3Zr2O12 crystallizing with cubic symmetry

  Kuhn, A., Choi, S-Y., Robben, L., Tietz, F., Wilkening, M. & Heitjans, P., 2012, In : Zeitschrift für Physikalische Chemie. 226, p. 525-x

  Research output: Contribution to journal › Article

• Macroscopic and microscopic Li transport parameters in cubic garnet-type Li6.5La2.5Ba0.5ZrTaO12 as probed by NMR and impedance spectroscopy

  Narayanan, S., Epp, V., Wilkening, M. & Thangadurai, V., 2012, In : RSC Advances . 2, 6, p. 2553-2561

  Research output: Contribution to journal › Article

• Mechanosynthesis of solid electrolytes for lithium-ion batteries — Li ion transport properties of garnet-type Al-doped Li7La3Zr2O12

  Düvel, A., Kuhn, A., Robben, L., Wilkening, M. & Heitjans, P., 2012, In : The Journal of Physical Chemistry. 116, p. 15192-x

  Research output: Contribution to journal › Article

• NMR relaxometry as a versatile tool to study Li dynamics in potential battery materials

  Kuhn, A., Kunze, M., Sreeraj, P., Wiemhöfer, H-D., Thangadurai, V., Wilkening, M. & Heitjans, P., 2012, In : Solid state nuclear magnetic resonance. 42, p. 2-8

  Research output: Contribution to journal › Article

• Spin-alignment echo NMR: probing Li+ hopping motion in the solid electrolyte Li7La3Zr2O12 with garnet-type tetragonal symmetry

  Kuhn, A., Epp, V., Schmidt, G., Narayanan, S., Thangadurai, V. & Wilkening, M., 2012, In : Journal of physics / Condensed matter. 24, p. 035901-035909

  Research output: Contribution to journal › Article

• Studying Li Dynamics in a Gas-Phase Synthesized Amorphous Oxide by NMR and Impedance Spectroscopy

  Epp, V., Brüning, M., Binnewies, M., Heitjans, P. & Wilkening, M., 2012, In : Zeitschrift für Physikalische Chemie. 226, p. 513-524

  Research output: Contribution to journal › Article

• Synthesis of ternary transition metal fluorides Li3MF6 via a sol–gel route as candidates for cathode materials in lithium-ion batteries

  Kohl, J., Wiedemann, D., Nakhal, S., Bottke, P., Ferro, N., Bredow, T., Kemnitz, E., Wilkening, M., Heitjans, P. & Lerch, M., 2012, In : Journal of materials chemistry. 22, p. 15819-15827

  Research output: Contribution to journal › Article
• 2014

  Complex Ultrafast Li+ Ion Dynamics in Li7P3S11 as Seen by 6,7Li NMR Relaxometry and Line Shape Studies

  Wohlmuth, D., Epp, V. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• Correlated F diffusion and ionic conduction in the nanocrystalline solid electrolyte Ba0.6La0.4F2.4 - 19F T1rho NMR relaxation vs conductivity spectroscopy

  Preishuber-Pflügl, F. A., Bottke, P., Pregartner, V., Bitschnau, B. & Wilkening, M., 2014, In : Physical chemistry, chemical physics. 16, p. 9580- 9590

  Research output: Contribution to journal › Article

• Defect-enhanced F ion conductivity in layer-structured BaSnF4 prepared by high-energy ball milling combined with soft annealing

  Preishuber-Pflügl, F. A. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• DFT Study of the Role of Al3+ in the Fast Ion-Conductor Li7-3xAlx3+La3Zr2O12 Garnet

  Bottke, P. & Wilkening, M., 2014, In : Chemistry of Materials. 26, 8, p. 2617-2623

  Research output: Contribution to journal › Article

• Enhancing Photoinduced Electron Transfer Efficiency of Fluorescent pH-​Probes with Halogenated Phenols

  Aigner, D., Freunberger, S., Wilkening, M., Saf, R., Borisov, S. & Klimant, I., 2014, In : Analytical Chemistry. 86, p. 9293-9300

  Research output: Contribution to journal › Article

• Evidence of low dimensional ion transport in mechanosynthesized nanocrystalline BaMgF4

  Preishuber-Pflügl, F. A. & Wilkening, M., 2014, In : Dalton Transactions. 43, p. 9901-9908

  Research output: Contribution to journal › Article

• Extremely Mobile Ions - How to Probe Ultrafast Li+ dynamics in Solid Electrolytes by Time-domain NMR

  Wohlmuth, D. & Wilkening, M., 27 Nov 2014.

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

• From Molecules Towards Energy Related Materials

  Amenitsch, H., Hanzu, I., Flock, M., Uhlig, F., Wilkening, M., Biedermann, J. M., Binder, J., Torvisco Gomez, A., Wolf, M. & Zeppek, C., 2014.

  Research output: Contribution to conference › Poster

• High-energy and high-power electrochemical energy storage based on dual intercalation/radical electrodes

  Wohlmuth, D., Fontaine, O., Freunberger, S. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• "Iionic liquids-in-salt" - Tracking down fast Li ion by 7Li NMR SLR

  Stanje, B., Marczewski, M., Hanzu, I., Johansson, P. & Wilkening, M., 1 Jul 2014.

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

• Increasing the Li Diffusivity of Poorly Conducting LiAlO2 by Mechanical Treatment

  Wohlmuth, D., Epp, V., Letofsky-Papst, I., Kriechbaum, M. & Wilkening, M., 1 Jul 2014.

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

• Increasing the Li Diffusivity of Poorly Conducting Solids by Mechanical Treatment

  Wohlmuth, D., Epp, V., Letofsky-Papst, I., Kriechbaum, M., Amenitsch, H., Hofer, F. & Wilkening, M., 17 Aug 2014.

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

• Ionic Conduction in Micro- and Nanocrystalline Li2TiO3

  Brandstätter, H., Wohlmuth, D., Pregartner, V. & Wilkening, M., 2014, NAWI Graz Doc Days and Summer School 2014, Book of Abstracts. Graz: NAWI Graz, p. 38-38

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ionic Conduction in Micro- and Nanocrystalline Li2TiO3

  Brandstätter, H., Wohlmuth, D., Pregartner, V. & Wilkening, M., 1 Jul 2014.

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

• Li ION DIFFUSION AND IONIC CONDUCTION IN NANOCRYSTALLINE, GLASSY AND NANOGLASSY ALUMINOSILICATE LiAlSi4O10

  Stanje, B., Bottke, P., Heitjans, P. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• Li ion dynamics in TiO2 anode materials with an ordered hierarchical pore structure – insights from ex situ NMR

  Bottke, P., Ren, Y., Hanzu, I., Bruce, P. G. & Wilkening, M., 2014, In : Physical chemistry, chemical physics. 16, 5, p. 1894-1901

  Research output: Contribution to journal › Article

  Open Access

  File

• Li Self-Diffusion in Amorphous Li/Si Prepared from Monocrystalline Si — A 7Li NMR Relaxometry Study

  Dunst, A., Sternad, M., Epp, V. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• Li Self-Diffusion in Metastable Li15Si4 prepared from Monocrystalline Si — An Ex Situ 7Li NMR Relaxometry Study

  Dunst, A., Sternad, M., Epp, V. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• Lithium Distribution in Monocrystalline Silicon based Lithium-Ion Batteries

  Janski, R., Fugger, M., Sternad, M. & Wilkening, M., 2014.

  Research output: Contribution to conference › Poster

• Lithium Distribution in Monocrystalline Silicon-Based Lithium-Ion Batteries

  Janski, R., Fugger, M., Sternad, M. & Wilkening, M., 2014, ECS Transactions ; 62,1. Electrochemical Society, p. 247-253

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution