Joachim Sann
Joachim Sann
Permanent Scientist, University of Giessen
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Direct Observation of the Interfacial Instability of the Fast Ionic Conductor Li10GeP2S12 at the Lithium Metal Anode
S Wenzel, S Randau, T Leichtweiß, DA Weber, J Sann, WG Zeier, J Janek
Chemistry of Materials 28 (7), 2400-2407, 2016
Degradation of NASICON-type materials in contact with lithium metal: formation of mixed conducting interphases (MCI) on solid electrolytes
P Hartmann, T Leichtweiss, MR Busche, M Schneider, M Reich, J Sann, ...
The Journal of Physical Chemistry C 117 (41), 21064-21074, 2013
A comprehensive study on the cell chemistry of the sodium superoxide (NaO 2) battery
P Hartmann, CL Bender, J Sann, AK Dürr, M Jansen, J Janek, P Adelhelm
Physical Chemistry Chemical Physics 15 (28), 11661-11672, 2013
Interphase formation on lithium solid electrolytes—An in situ approach to study interfacial reactions by photoelectron spectroscopy
S Wenzel, T Leichtweiss, D Krüger, J Sann, J Janek
Solid State Ionics 278, 98-105, 2015
Interphase formation and degradation of charge transfer kinetics between a lithium metal anode and highly crystalline Li7P3S11 solid electrolyte
S Wenzel, DA Weber, T Leichtweiss, MR Busche, J Sann, J Janek
Solid State Ionics 286, 24-33, 2016
Shallow donors and acceptors in ZnO
BK Meyer, J Sann, DM Hofmann, C Neumann, A Zeuner
Semiconductor Science and Technology 20 (4), S62, 2005
Properties of the oxygen vacancy in ZnO
DM Hofmann, D Pfisterer, J Sann, BK Meyer, R Tena-Zaera, ...
Applied Physics A 88 (1), 147-151, 2007
Ionized and neutral donor-bound excitons in ZnO
BK Meyer, J Sann, S Lautenschläger, MR Wagner, A Hoffmann
Physical Review B 76 (18), 184120, 2007
Redox-active cathode interphases in solid-state batteries
R Koerver, F Walther, I Aygün, J Sann, C Dietrich, WG Zeier, J Janek
Journal of Materials Chemistry A 5 (43), 22750-22760, 2017
Interfacial Reactivity Benchmarking of the Sodium Ion Conductors Na3PS4 and Sodium β-Alumina for Protected Sodium Metal Anodes and Sodium All-Solid-State …
S Wenzel, T Leichtweiss, DA Weber, J Sann, WG Zeier, J Janek
ACS applied materials & interfaces 8 (41), 28216-28224, 2016
(Electro) chemical expansion during cycling: monitoring the pressure changes in operating solid-state lithium batteries
W Zhang, D Schröder, T Arlt, I Manke, R Koerver, R Pinedo, DA Weber, ...
Journal of Materials Chemistry A 5 (20), 9929-9936, 2017
Zn interstitial related donors in ammonia-treated ZnO powders
J Sann, J Stehr, A Hofstaetter, DM Hofmann, A Neumann, M Lerch, ...
Physical Review B 76 (19), 195203, 2007
On the role of group I elements in ZnO
BK Meyer, J Stehr, A Hofstaetter, N Volbers, A Zeuner, J Sann
Applied Physics A 88 (1), 119-123, 2007
Defect Chemistry of Oxide Nanomaterials with High Surface Area: Ordered Mesoporous Thin Films of the Oxygen Storage Catalyst CeO2–ZrO2
P Hartmann, T Brezesinski, J Sann, A Lotnyk, JP Eufinger, L Kienle, ...
ACS nano 7 (4), 2999-3013, 2013
Shape-Controlled CeO2 Nanoparticles: Stability and Activity in the Catalyzed HCl Oxidation Reaction
C Li, Y Sun, I Djerdj, P Voepel, CC Sack, T Weller, R Ellinghaus, J Sann, ...
ACS Catalysis 7 (10), 6453-6463, 2017
Influence of substrate surface polarity on homoepitaxial growth of ZnO layers by chemical vapor deposition
MR Wagner, TP Bartel, R Kirste, A Hoffmann, J Sann, S Lautenschläger, ...
Physical Review B 79 (3), 035307, 2009
Lithium and sodium acceptors in ZnO
BK Meyer, J Sann, A Zeuner
Superlattices and Microstructures 38 (4-6), 344-348, 2005
Visualization of the interfacial decomposition of composite cathodes in argyrodite-based all-solid-state batteries using time-of-flight secondary-ion mass spectrometry
F Walther, R Koerver, T Fuchs, S Ohno, J Sann, M Rohnke, WG Zeier, ...
Chemistry of Materials 31 (10), 3745-3755, 2019
Energetically deep defect centers in vapor-phase grown zinc oxide
T Frank, G Pensl, R Tena-Zaera, J Zúñiga-Pérez, C Martínez-Tomás, ...
Applied Physics A 88 (1), 141-145, 2007
Excited state properties of donor bound excitons in ZnO
BK Meyer, J Sann, S Eisermann, S Lautenschlaeger, MR Wagner, ...
Physical Review B 82 (11), 115207, 2010
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