Publications in 2020 (peer rev.) 

coming soon: Ultraslow Li jump processes in Li3N single crystals directly probed by 1D 7Li spin-alignment echo NMR. B. Gadermaier, K. Hogrefe, P. Heitjans, H. M. R. Wilkening, (2020), to be submitted (invited paper), and K. Hogrefe et al. Slow Li motions in Li4SnS4 as seen by SAE NMR, (2020), in preparation (invited paper).

(165.) Fast Li ion dynamics in the mechanosynthesized nanostructured form of the solid electrolyte Li3YBr6, M. Gombotz, H. M. R. Wilkening, (2020), to be submitted (invited paper).

(164.)  A New Solar-Cell-Battery Hybrid Energy System: Integrating Organic Photovoltaics with Li-Ion and Na-Ion Technologies, S. F. Hoefler, R. Zettl, D. Knez, G. Haberfehlner, F. Hofer, T. Rath, G. Trimmel, H. M. R. Wilkening and I. Hanzu, (2020), under revision.

(163.)  Highly Conductive Garnet-Type Electrolytes: Access to Li6.5La3Zr1.5Ta0.5O12 Prepared by Molten Salt and Solid-State Methods, P. Badami, J. M. Weller, A. Wahab, G.J. Redhammer, L. Ladenstein, D. Rettenwander, M. Wilkening, C. K. Chan and A. M. Kannan, (2020), under revision.

(162.)  Structural Disorder in Li6PS5I Speeds 7Li Nuclear Spin Recovery and Slows Down 31P Relaxation — Implications for Translational and Rotational Jumps as Seen by NMR, M. Brinek, C. Hiebl, K. Hogrefe, I. Hanghofer, and H. M. R. Wilkening, J. Phys. Chem. C (2020), under revision.

(161.)  Rapid Low-Dimensional Li+ Ion Hopping Processes in Synthetic Hectorite-Type Li0.5[Mg2.5Li0.5]Si4O10F2, C. Hiebl, P. Loch, M. Brinek, M. Gombotz, B. Gadermaier, P. Heitjans, J. Breu, and H. M. R. Wilkening, Chem. Mater 32 (2020) 7445.

(160.)  Li-Ion Diffusion in Anion-Substituted Nanoconfined Hydrides: LiBH4-LiI:Al2O3: From 2D Bulk Transport to Interfacial Dynamics, R. Zettl, M. Gombotz, D. Clarkson, S. Greenbaum, P. Ngene, P. E. de Jongh, and H. M. R. Wilkening, ACS Appl. Mater. Interfaces 12 (2020) 38570.

(159.)  Anomalies in Bulk Ion Transport in the Solid Solutions of Li7La3M2O12 (M = Hf, Sn) and Li5La3Ta2O12, L. Ladenstein, S. Simic, G. Kothleitner, D. Rettenwander, H. M. R. Wilkening, J. Phys. Chem. C 124 (2020) 16796.

(158.)  The Electronic Conductivity of Single Crystalline Ga-Stabilized Cubic Li7La3Zr2O12 — A Technologically Relevant Parameter for All-Solid-State Batteries, M. Philipp, B. Gadermaier, P. Posch, I. Hanzu, S. Ganschow, M. Meven, D. Rettenwander, G. J. Redhammer, and H. M. R. Wilkening, Adv. Mater. Interf. 7 (2020) 2000450.

(157.)  Influence of defects on ionic transport in LiTaO3 - a study using EXAFS and positron annihilation lifetime spectroscopy, B. Gadermaier, L. Resch, D. Pickup, I. Hanghofer, I. Hanzu, P. Heitjans, W. Sprengel, R. Würschum, A. Chadwick, H. M. R. Wilkening, Solid State Ionics 32 (2020) 115355.

(156.)  Understanding the Origin of Enhanced Li-Ion Transport in Nanocrystalline Argyrodite-Type Li6PS5I, M. Brinek, C. Hiebl, H. M. R. Wilkening, Chem. Mater. 32 (2020) 4754.

(155.)  The natural critical current density limit for Li7La3Zr2O12 garnets, F. Flatscher, S. Ganschow, H. M. R. Wilkening, D. Rettenwander, J. Mater. Chem. A 8 (2020) 15782.

(154.)  On the dependence of ionic transport on crystal orientation in NaSICON-type solid electrolytes, L. Ladenstein, S. Lunghammer, E. Wang, L. Miara, M. Wilkening, G. Redhammer, D. Rettenwander, J. Phys.: Energy 2 (2020) 035003.

(153.)  Lithium-Ion Transport in Nanocrystalline Spinel-type Li[InxLiy]Br4 as Seen by Conductivity Spectroscopy and NMR, M. Gombotz, D. Rettenwander, H. M. R. Wilkening, Front. Chem. 8 (2020) 100.

(152.)  High Li-ion conductivity in nanoconfined anion-substituted complex hydrides, R. Zettl, L. de Kort, M. Gombotz, H. M. R. Wilkening, P. de Jongh, P. Ngene, J. Phys. Chem. 124 C (2020) 2806.

(151.)  Ion Dynamics in Al-Stabilized Li7La3Zr2O12 Single Crystals – Macroscopic Transport and the Elementary Steps of Ion Hopping, P. Posch, S. Lunghammer, S. Berendts, S. Ganschow, G. J. Redhammer, A. Wilkening, M. Lerch, B. Gadermaier, D. Rettenwander, H. M. R. Wilkening, Energy Storage Mater. 24 (2020) 220.

Publications in 2019 (peer rev.) 

(150.)  Self-diffusion and ionic exchange in mechanosynthesized, nanocrystalline solid solutions of PbF2 and CaF2  – 19F 2D NMR visualizes the flourine hopping preferences, S. Lunghammer, P. Posch, A. Düvel, B. Kunert, R. Resel and H. M. R. Wilkening, Solid State Ionics 343 (2019) 115067.

(149.)  Analytical dissection of an automotive Li-ion pouch cell, G. Kovachev, H. Schröttner, G. Gstrein, L. Aiello, W. Sinz, C. Ellersdorfer, I. Hanzu, H. Martin R. Wilkening, A. Foitzik, M. Wellm, Batteries 5 (2019) 67.

(148.)  Fluoride-Ion Batteries: On the Electrochemical Stability of Nanocrystalline La0.9Ba0.1F2.9 Against Metal Electrodes, M. Gombotz, V. Pregartner, I. Hanzu, H. M. R. Wilkening, Nanomaterials 9 (2019) 1517.

(147.) Evaluation of carboxylic, phosphonic and sulfonic acid protogenic moieties on tunable poly(meta-phenylene oxide) ionomer scaffolds, R. Hudson, R. Adhikari, M. Wilkening, S. Thayumanavan, M. Tuominen, I. Hanzu, J. Katz, J. Polym. Sci. Part A: Polym. Chem. 57 (2019) 2209.

(146.)  Redox processes in sodium vanadium phosphate cathodes – insights from operando magnetometry, G. Klinser, R. Zettl, M. Wilkening, H. Krenn,  I. Hanzu, R. Würschum, Phys. Chem. Chem. Phys. 21 (2019) 20151

(145.)  Superionic Diffusion through Frustrated Energy Landscape, D. Di Stefano, A. Miglio, K. Robeyns, Y. Filinchuk, M. Lechartier, A. Senyshyn, H. Ishida, S. Spannenberger, D. Prutsch, S. Lunghammer, D. Rettenwander, M. Wilkening, B. Roling, Y. Kato, G. Hautier, Chem 5 (2019) 2450.

(144.)  Lithium Ion Dynamics in LiZr2(PO4)3 and Li1.4Ca0.2Zr1.8(PO4)3, I. Hanghofer, B. Gadermaier, A. Wilkening, D. Rettenwander and H. M. R. Wilkening, Dalton Trans. 48 (2019) 9376.

(143.) Fast Rotational Dynamics in Argyrodite-Type Li6PS5X (X: Cl, Br, I) as Seen by 31P Nuclear Magnetic Relaxation On Cation−Anion Coupled Transport in Thiophosphates, I. Hanghofer, B. Gadermaier, and H. M. R. Wilkening, Chem. Mater. 31 (2019) 4591.

(142.)  Ionic Conduction Mechanism in the Na2(B12H12)0.5(B10H10)0.5 closo-Borate Solid-State Electrolyte: Interplay of Disorder and Ion-Ion Interactions, L. Duchêne, S. Lunghammer, T. Burankova, W.-C. Liao, J. P. Embs, C. Copéret, H. M. R. Wilkening, A. Remhof, H. Hagemann, C. Battaglia, Chem. Mater. 31 (2019) 3449.

(141.)  Substitutional disorder: structure and ion dynamics of the argyrodites Li6PS5Cl, Li6PS5Br and Li6PS5I,  I. Hanghofer, M. Brinek, S. L. Eisbacher, B. Bitschnau, M. Volck, V. Hennige, I. Hanzu, D. Rettenwander, H. M. R. Wilkening, Phys. Chem. Chem. Phys. 21 (2019) 8489. 

(140.)  Glass in Two Forms: Heterogeneous Electrical Relaxation in Nanoglassy Petalite, B. Gadermaier, B. Stanje, A. Wilkening, I. Hanzu, P. Heitjans, H. M. R. Wilkening, J. Phys. Chem. C 123 (2019) 10153.

(139.)  Dispersed Solid Conductors: Fast Interfacial Li Ion Dynamics in Nanostructured LiF and LiF:Al2O3 Composites, S. Breuer, V. Pregartner, S. Lunghammer, H. M. R. Wilkening, J. Phys. Chem. C 123 (2019) 5222. 

(138.)  Electrochemical Properties of Arylsilanes − A Mechanistic and Kinetics Investigation, J. Biedermann, H. M. R. Wilkening, F. Uhlig, I. Hanzu, Electrochem. Commun. 102 (2019) 13.

(137.)  Spatial confinement − Rapid 2D F diffusion in microcrystalline and nanocrystalline RbSn2F5, M. Gombotz, S. Lunghammer, S. Breuer, I. Hanzu, F. Preishuber-Pflügl and H. Martin R. Wilkening, Phys. Chem. Chem. Phys. 21 (2019) 1872.

(136.)   Nascent SEI-Surface Films on Single Crystalline Silicon Investigated by Scanning Electrochemical Microscopy, E. dos Santos Sardinha, M. Sternad, H. Martin R. Wilkening, G. Wittstock, ACS Appl. Energy Mater. 2 (2019) 1388.

(135.)  Rapid Hydrogen Bulk Diffusion in Cubic LLZO Garnets as Probed by Single X-Ray Diffraction, C. Hiebl, D. Young, R. Wagner, H. M. R. Wilkening, G. Redhammer, D. Rettenwander, J. Phys. Chem. C 123 (2019) 1094.

(134.)  Heterogeneous F anion transport, local dynamics and electrochemical stability of nanocrystalline La1−xBaxF3−x, S. Breuer, M. Gombotz, V. Pregartner, I. Hanzu, H. M. R. Wilkening, Energy Storage Mater. 16 (2019) 481.

Publications in 2018 (peer rev.)

(133.)  Untangling Structure and Dynamics of Lithium-Rich Anti-Perovskites Envisaged as Solid Electrolytes for Batteries, Isabel Hanghofer, G. J. Redhammer, S. Rohde, I. Hanzu, A. Senyshyn,
H. M. R. Wilkening, and D. Rettenwander, Chem. Mater 30 (2018) 8134.

(132.)  Nuclear spin relaxation in nanocrystalline β-Li3PS4 reveals low-dimensional Li diffusion in an isotropic matrix, D. Prutsch, B. Gadermaier, H. Brandstätter, V. Pregartner, B. Stanje, D. Wohlmuth, V. Epp, D. Rettenwander, I. Hanzu, and H. M. R. Wilkening, Chem. Mater 30 (2018) 7575.

(131.)  Mismatch in cation size causes rapid anion dynamics in solid electrolytes: the role of the Arrhenius prefactor, S. Breuer, M. Wilkening, Dalton Trans. 47 (2018) 4105.

(130.)  Bulk and g.b. ionic conductivity in sodium zirconophosphosilicate Na3
Zr2(SiO4)2PO4 (NASICON), S. Lunghammer, Q. Ma, D. Rettenwander, F. Tietz, M. Wilkening, Chem. Phys. Lett. 701 (2018) 147.

(129.)  F anion dynamics in cation-mixed nanocrystalline LaF3:SrF2, S. Breuer, S. Lunghammer, A. Kiesl, M. Wilkening, J. Mater. Sci. 53 (2018) 13669. 

(128.)  Long Chain Li and Na Alkyl Carbonates as Solid Electrolyte Interface Components: Structure, Ion Transport and Mechanical Properties, L. Schafzahl, H. M. A. Ehmann, M. Kriechbaum, J. Sattelkow, T. Ganner, H. Plank, M. Wilkening, S. A. Freunberger, Chem. Mater. 30 (2018) 3338.

(127.)  Fluorine Translational Anion Dynamics in Nanocrystalline Ceramics: SrF2-YF3 Solid Solutions, S. Breuer, B. Stanje, V. Pregartner, S. Lunghammer, I. Hanzu, M. Wilkening, Crystals 8 (2018) 122.

(126.)  Ion Dynamics in a New Class of Materials: Nanoglassy Lithium Alumosilicates, B. Stanje, P. Bottke, S. Breuer, I. Hanzu, P. Heitjans, M. Wilkening, Mat. Res. Express 5 (2018) 035202.

(125.)  Rapid Li ion dynamics in the interfacial regions of nanocrystalline solids, S. Breuer, M. Uitz, M. Wilkening, J. Phys. Chem. Lett. 9 (2018) 2093.

(124.)  Arrhenius behaviour of the bulk Na-ion conductivity in Na3Sc2(PO4)3 single crystals observed by microcontact impedance spectroscopy, D. Rettenwander, G. J. Redhammer, M. Guin, A. Benisek, H. Krüger, M. Wilkening, F. Tietz J. Fleig, Chem. Mater. 30 (2018) 1776.

(123.)  Interface instability of Fe-stabilized Li7La3Zr2O12 versus Li metal, D. Rettenwander, R. Wagner, A. Reyer, M. Bonta, L. Cheng, M. M. Doeff, A. Limbeck, M. Wilkening, G. Amthauer, J. Phys. Chem. C 122 (2018) 3780.

(122.)  Fast Na ion transport triggered by rapid ion exchange on local length scales: 23Na NMR spin-lattice relaxation reveals ultrafast Na ion dynamics in the solid electrolyte Na3.4Sc0.4Zr1.6(SiO4)2PO4, S. Lunghammer, D. Prutsch, S. Breuer, D. Rettenwander, I. Hanzu, Q. Ma, F. Tietz, M. Wilkening, Sci. Rep. 8 (2018) 11970.

(121.)  Quantifying Total Superoxide, Peroxide and Carbonaceous Compounds in Metal-O2 Batteries and the Solid Electrolyte Interphase, B. Schafzahl, E. Mourad, L. Schafzahl, Y. Petit, A. Raju, M. Thotiyl, M. Wilkening, C. Slugovc, S. Freunberger, ACS Energy Lett. 3 (2018) 170. 

Publications in 2017 (peer reviewed)

(120.)  Ageing of Tesla's Model S 18650 Lithium-Ion Cells: Correlating Solid-Electrolyte Interphase Evolution with Fading in Capacity and Power, M. Uitz, M. Sternad, S. Breuer, C. Täubert, T. Traußnig, V. Hennige, I. Hanzu, M. Wilkening, J. Electrochem. Soc.  164 (2017) A3503.

(119.)  Singlet Oxygen during Cycling of the Aprotic Na-O2 Battery, L. Schafzahl, N. Mahne, B. Schafzahl, M. Wilkening, C. Slugovc, S. M. Borisov, S. A. Freunberger, Angew. Chem. Inter. Ed.  56 (2017) 15728.

(118.)  Solid Electrolytes: Extremely Fast Charge Carriers in Garnet-Type Li6La3ZrTaO12 Single Crystals, B Stanje, D. Rettenwander, S. Breuer, M. Uitz, S. Berendts, M. Lerch, R. Uecker, G. Redhammer, I. Hanzu, M. Wilkening, Ann. Phys.  529 (2017) 1700140.

(117.)  Mechanism and performance of lithium-oxygen batteries – a perspective, N. Mahne, O. Fontaine, M. Ottakam Thotiyl, M. Wilkening, S.A. Freunberger, Chem. Sci.  8 (2017) 6716.

(116.)  Ion dynamics in solid electrolytes for lithium batteries, M. Uitz, V. Epp, P. Bottke, M. Wilkening, J. Electroceram.  38 (2017) 142.

(115.)  Partial electronic conductivity of nanocrystalline Na2O2, M. Philipp, S. Lunghammer, I. Hanzu, M. Wilkening, Mat. Res. Express  4 (2017) 075508.

(114.)  Lithium barrier materials for on-chip Si-based microbatteries, R. Janski M. Fugger, M. Forster, A. Dunst, I. Hanzu, M. Sternad and M. Wilkening, J. Mater. Sci.: Mater. Electron.  28 (2017) 14605.

(113.)  Singlet oxygen generation as a major cause for parasitic reactions during cycling of aprotic lithium-oxygen batteries, N. Mahne, B. Schafzahl, C. Leypold, M. Leypold, S. Grumm, A. Leitgeb, G.A. Strohmeier, M. Wilkening, O. Fontaine, O. Kramer, C. Slugovc, S. M. Borisov, S. A. Freunberger, Nature Energy  2 (2017) 17036.

(112.)  Solid State NMR to Study Translational Li Ion Dynamics in Solids with Low-Dimensional Diffusion Pathways, K. Volgmann, V. Epp, J. Langer, B. Stanje, J. Heine, S. Nakhal, M. Lerch, M. Wilkening, P. Heitjans, Z. Phys. Chem.  231 (2017) 1215. 

(111.)  Nanostructured Ceramics: Ionic Transport and Electrochemical Activity - A short journey across various families of materials, D. Prutsch, S. Breuer, M. Uitz, B. Stanje, J. Langer, P. Bottke, S. Lunghammer, P. Posch, V. Pregartner, M. Philipp, A. Dunst, D. Wohlmuth, H. Brandstätter, W. Schmidt, V. Epp, A. Chadwick, I. Hanzu and M. Wilkening, Z. Phys. Chem.  231 (2017) 1361.

(110.)  An X-Ray Absorption Spectroscopy Study of Ball-Milled Lithium Tantalate and Lithium Titanate Nanocrystals, A.V. Chadwick, D.M. Pickup, S. Ramos, G. Cibin, N. Tapia-Ruiz, S. Breuer, D. Wohlmuth and M. Wilkening, IOP Conf. Series: Mater. Sci. Engin.  169 (2017) 012015.

(109.)  Structure and ion dynamics of mechanosynthesized oxides and fluorides, M. Wilkening, A. Düvel, F. Preishuber-Pflügl, K. da Silva, S. Breuer, V. Sepelak, P. Heitjans, Z. Krist.-Cryst. Mater.  232 (2017) 107. (DFG SPP1415 final report)

(108.)  An Electrolyte for Reversible Cycling of Sodium Metal and Intercalation Compounds, L. Schafzahl, I. Hanzu, M. Wilkening, S. Freunberger, ChemSusChem  10 (2017) 401.

Publications in 2016 (peer reviewed)

(107.)  Synthesis, crystal structure and stability of cubic Li7−xLa3Zr2−xBixO12, R. Wagner, D. Rettenwander, G. Redhammer, G. Tippelt, G. Sabathi, M. Musso, B. Stanje, M. Wilkening, E. Suard, G. Amthauer, Inorg. Chem. 55 (2017) 12211.

(106.) The microstructure matters: breaking down the barriers with single crystalline silicon as negative electrode in Li-ion batteries, M. Sternad, M. Forster, M. Wilkening Sci. Rep. 6 (2016) 31712.

(105.) Ultra-slow Li ion jump diffusion in Li2SnO3 studied by two-time Li spin-alignment echo NMR and Li NMR relaxometry, J. Langer, M. Wilkening, Solid State Ion. 293 (2016) 85.

(104.)  Electrochemical preparation of tin–titania nanocomposite arrays, D. Prutsch, M. Wilkening, I. Hanzu, RSC Adv. 6 (2016) 98243.

(103.) Discriminating the Mobile Ions from the Immobile Ones in Li4+xTi5O12: 6Li NMR Reveals the Li+ Diffusion Pathway and Proposes a Refined Lithiation Mechanism, W. Schmidt and M. Wilkening, J. Phys. Chem. C 120 (2016) 11372.

(102.)  An Unexpected Pathway: 6Li-Exchange NMR points to Vacancy-Driven Out-of-Plane Li-Ion Hopping in Crystalline Li2SnO3, J. Langer, D. L. Smiley, G. R. Goward, A. D. Bain, and M. Wilkening, J. Phys. Chem. C 120 (2016) 3130.

(101.)  Electrochemical properties of spinel Li4Ti5O12 nanoparticles repared via a low-temperature solid route, M. Senna, M. Fabián, L. Kavan, M. Zukalová, J. Briančin, E. Turianicová, P. Bottke, M. Wilkening, V. Šepelák, J. Solid State Electrochem. 20 (2016) 2673.

(100.) LiBi3S5 — A Lithium Bismuth Sulfide with Strong Cation Disorder S. Nakhal, D. Wiedemann, B. Stanje, O. Dolotko, M. Wilkening, M. Lerch, J. Solid State Chem. 238 (2016) 60.

(99.)  Myth and Reality about the Origin of Inductive Loops in Impedance Spectra of Lithium-Ion Electrodes —A Critical Experimental Approach  H. Brandstätter, I. Hanzu, M. Wilkening, Eletrochim. Acta 207 (2016) 218.

(98.)  Mechanochemically Synthesized Fluorides: Local Structures and Ion Transport  F. Preishuber-Pflügl, M. Wilkening, Dalton Transact. 45 (2016), 8675.

(97.)  Structural and Electrochemical Consequences of Al and Ga co-substitution in Li7La3Zr2O12 Solid Electrolytes  D. Rettenwander, G. Redhammer, F. Florian Preishuber-Pflügl, L. Cheng, L. Miara, R. Wagner, A. Welzl, E. Suard, M.M. Doeff, M. Wilkening, J. Fleig, G. Amthauer, Chem. Mater. 28 (2016) 2384.

(96.)  Overall Conductivity and NCL-Type Relaxation Behavior in Nanocrystalline Sodium Peroxide Na2O2 ― the discharge product in Na-Air batteries   A. Dunst, M. Wilkening, Mater. Sci. Eng. B 211 (2016) 85.

(95.)  Crystal chemistry of “Li7La3Zr2O12” garnet doped with Al, Ga, and Fe: A short review on local structures as revealed by NMR and Mössbauer spectroscopy studies  D. Rettenwander, R. Wagner, J. Langer, M. E. Maier, M. Wilkening, G. Amthauer, Eur. J. Min. (2016), in press.

(94.)  Crystal structure of garnet-related Li-ion conductor Li7-3xGaxLa3Zr2O12: Fast Li-ion conduction caused by a different cubic modification? R. Wagner, G. J. Redhammer, D. Rettenwander, A. Senyshyn, W. Schmidt, M. Wilkening, G. Amthauer, Chem. Mater. 28 (2016) 1861.

(93.)   High-Energy Mechanical Treatment Boosts Ion Transport in Nanocrystalline Li2B4O7  D. Wohlmuth, V. Epp, A.-M. Welsch, H. Behrens, M. Wilkening, J. Am. Ceram. Soc. 99 (2016) 1687.

(92.)  Diffusion-induced 7Li NMR spin-lattice relaxation of non-lithiated Li4Ti5O12 and fully lithiated, mixed-conducting Li7Ti5O12 battery materials  W. Schmidt and M. Wilkening, Solid State Ion. 287 (2016) 77.

(91.)  Unravelling Ultraslow Lithium-Ion Diffusion in γ-LiAlO2: Experiments with Tracers, Neutrons, and Charge Carriers  D. Wiedemann, S. Nakhal, J. Rahn, E. Witt, M. M. Islam, S. Zander, P. Heitjans, H. Schmidt, T. Bredow, M. Wilkening, M. Lerch, Chem. Mater. 28 (2016) 915.

(90.)  Evaluating the trade-off between electrochemical and mechanical performance of separators for lithium-ion batteries: methodology and application   M. Plaimer, C. Breitfuß, W. Sinz, S. F. Heindl, C. Ellersdorfer, H. Steffan, M. Wilkening, V. Hennige, R. Tatschl et al. J. Power Sources 308 (2016) 702.

(oa)  Method for Determination of the Internal Short Resistance and Heat Evolution at Different Mechanical Loads of a Lithium Ion Battery Cell Based on Dummy Pouch Cells T. Volck, W. Sinz, G. Gstrein, C. Breitfuß, S. F. Heindl, H. Steffan, S. Freunberger, M. Wilkening, M. Uitz, C. Fink, A. Geier, Batteries 2 (2016) 8.

(89.)  Investigation of the Electron Transfer at Si Electrodes: Impact and Removal of the Native SiO2 Layer   H. Bülter, M. Sternad, E. dos Santos Sardinha, J. Witt, C. Dosche, M. Wilkening, G. Wittstock, J. Electrochem. Soc. 163 (2016) A504.

Publications in 2015

(88.)  Fast Li ion diffusivity in crystalline Li1.5Al0.5Ti0.5(PO4)3 as seen by NMR relaxometry  V. Epp, Q. Ma, E.-M. Hammer, F. Tietz, M. Wilkening, Phys. Chem. Chem. Phys. 17 (2015) 32115.  

(87.)  Impact of the Native SiO2 Surface Layer on the Electron Transfer at Amorphous Si Electrodes  H. Bülter, M. Sternad, M. Wilkening, G. Wittstock, ECS Transact. 68(2) (2015) 1-11.

(86.)  Long Cycle-Life Na-ion Anodes Based on Amorphous Titania Nanotubes - Interfaces and Diffusion  D. Prutsch, M. Wilkening, and I. Hanzu, Appl. Mater. Interfaces 7 (2015) 25757.

(85.)  Separating bulk from grain boundary Li ion conductivity in the sol-gel prepared solid electrolyte LATP  S. Breuer, Q. Ma, D. Prutsch, V. Epp, F. Preishuber-Pflügl, F. Tietz, and M. Wilkening, J. Mater. Chem. A 3 (2015) 21343.

(84.)  Li ion dynamics in solid electrolytes revealed by time-domain NMR: The elementary steps of ion hopping in oxide garnets   P. Bottke, D. Rettenwander, W. Schmidt, G. Amthauer, and M. Wilkening, Chem. Mater. 27 (2015) 6571.

(83.)  Mechanical Detection of Ultraslow, Debye-like Li-Ion Motions in LiAlO2 single crystals  J. Langer, D. Wohlmuth, A. Kovalcik, V. Epp, F. Stelzer, and M. Wilkening, Ann. Phys. (Berlin) 527 (2015) 523.

(82.)  Fast Li+ Ion Dynamics in the Solid Electrolyte Li7P3S11 as Probed by 6,7Li NMR Spin-Lattice Relaxation  D. Wohlmuth, V. Epp, and M. Wilkening, ChemPhysChem. 16 (2015) 2582.

(81.)  A simple and straightforward mechanochemical synthesis of the far-from-equilibrium zinc aluminate, ZnAl2O4, and its response to thermal treatment  M. Fabian, P. Bottke, V. Girman, A. Düvel, K. L. Da Silva, M. Wilkening, H. Hahn, P. Heitjans, V. Sepelak, RSC Advances 5 (2015) 54321.

(80.)  Li self-diffusion in amorphous Li-Si electrochemically prepared from semiconductor grade, monocrystalline silicon - insights from spin-locking nuclear magnetic relaxometry  A. Dunst, M. Sternad, V. Epp, and M. Wilkening, J. Phys. Chem. C 119 (2015) 12183.

(79.)  Site Preference of Ga and Al in Stabilized Cubic Li7-3(x+y)GaxAlyLa3Zr2O12 Garnets as Deduced from Al and Ga MAS NMR at Ultrahigh Magnetic Fields D. Rettenwander, J. Langer, W. Schmidt, C. Arrer, K. Harris, V. Terskikh, G. Goward, M. Wilkening, G. Amthauer, Chem. Mater. 27 (2015) 3135.

(78.)  Small change - great effect: Steep increase of Li ion dynamics in the anode material Li4Ti5O12 at the early stages of chemical Li insertion  W. Schmidt, P. Bottke, M. Sternad, P. Gollob, V. Hennige, M. Wilkening, Chem. Mater. 27 (2015) 1740.

(77.)  Li ion dynamics in nanocrystalline and structurally disordered Li2TiO3  H. Brandstätter, D. Wohlmuth, P. Bottke, V. Pregartner, M. Wilkening, Z. Phys. Chem. 229 (2015) 1363.

(76.) Diffusion-induced 7Li NMR relaxation of layer-structured tin disulfide - Li diffusion along the buried interfaces in Li0.17SnS2  J. Langer, V. Epp, M. Sternad, M. Wilkening, Solid State Ion. 276 (2015) 56.

(75.)  Li ion dynamics along the inner surfaces in layer-structured 2H-LixNbS2 B. Stanje, V. Epp, S. Nakhal, M. Lerch, M. Wilkening, ACS Appl. Mater Interfaces 7 (2015) 4089.

(book chapter)  Li dynamics in solids as seen via NMR relaxometry V. Epp, M. Wilkening, Handbook of Solid State Batteries (Eds. N. Dudney et al.), (2015), World Scientific, pp. 133 - 190.

(74.) The 3R modification of LixTiS2 - insights into local electronic structures from high-temperature in situ NMR spectroscopy  M. Wilkening, Phil. Mag. 95 (2015) 861.

(73.)  Defect-enhanced F ion conductivity in layer-structured nanocrystalline BaSnF4 prepared by high-energy ball milling combined with soft annealing  F. Preishuber-Pflügl, V. Epp, S. Nakhal, M. Lerch, M. Wilkening, Phys. Status Solidi C 12 (2015) 10.

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