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
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
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
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
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
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
(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
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
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, 147-151, 2007
Lithium‐metal anode instability of the superionic halide solid electrolytes and the implications for solid‐state batteries
LM Riegger, R Schlem, J Sann, WG Zeier, J Janek
Angewandte Chemie International Edition 60 (12), 6718-6723, 2021
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
Influence of NCM particle cracking on kinetics of lithium-ion batteries with liquid or solid electrolyte
R Ruess, S Schweidler, H Hemmelmann, G Conforto, A Bielefeld, ...
Journal of The Electrochemical Society 167 (10), 100532, 2020
Influence of carbon additives on the decomposition pathways in cathodes of lithium thiophosphate-based all-solid-state batteries
F Walther, S Randau, Y Schneider, J Sann, M Rohnke, FH Richter, ...
Chemistry of Materials 32 (14), 6123-6136, 2020
The Working Principle of a Li2CO3/LiNbO3 Coating on NCM for Thiophosphate-Based All-Solid-State Batteries
F Walther, F Strauss, X Wu, B Mogwitz, J Hertle, J Sann, M Rohnke, ...
Chemistry of Materials 33 (6), 2110-2125, 2021
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
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
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
In-depth characterization of lithium-metal surfaces with XPS and ToF-SIMS: toward better understanding of the passivation layer
SK Otto, Y Moryson, T Krauskopf, K Peppler, J Sann, J Janek, A Henss
Chemistry of Materials 33 (3), 859-867, 2021
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