Auflistung JLUdocs nach Autor "Rohnke, Marcus"
Anzeige der Dokumente 1-20 von 23
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A mechanistic investigation of the Li10GeP2S12|LiNi1-x-yCoxMnyO2 interface stability in all-solid-state lithium batteries
Zuo, Tong-Tong; Rueß, Raffael; Pan, Ruijun; Walther, Felix; Rohnke, Marcus; Hori, Satoshi; Kanno, Ryoji; Schröder, Daniel; Janek, Jürgen (2021) -
Controlled electrochemical growth of silver microwires
Rohnke, Marcus; Best, Timo; Janek, Jürgen (2005)The cathodic deposition of silver whiskers as microwires in the electrochemical cell Ag/AgBr/Ag has been investigated. From growth experiments observed with an optical microscope, we conclude that the growth process occurs ... -
Determination of Sr2+ mobility in viscous bovine bone marrow by cryo-time-of-flight secondary ion mass spectrometry
Kern, Christine; Pauli, Anna; Rohnke, Marcus (2022) -
Effect of long term palmitate treatment on osteogenic differentiation of human mesenchymal stromal cells - Impact of albumin
Glenske, Kristina; Schäpe, Kaija; Wieck, Anneke; Failing, Klaus; Werner, Janina; Rohnke, Marcus; Wenisch, Sabine; Mazurek, Sybille (2020) -
Exciton confinement in homo- and heteroepitaxial ZnO/Zn(1-x)Mg(x)O quantum wells with x < 0.1
Laumer, Bernhard; Wassner, Thomas A.; Schuster, Fabian; Stutzmann, Martin; Schörmann, Jörg; Rohnke, Marcus; Chernikov, Alexej; Bornwasser, Verena; Koch, Martin; Chatterjee, Sangam; Eickhoff, Martin (2011)ZnO/Zn(1 - x)Mg(x)O single quantum well (SQW) structures with well widths d(W) between 1.1nm and 10.4 nm were grown by plasma-assisted molecular beam epitaxy both heteroepitaxially on c-plane sapphire and homoepitaxially ... -
Functionalization of Ti-40Nb implant material with strontium by reactive sputtering
Göttlicher, Markus; Rohnke, Marcus; Moryson, Yannik; Thomas, Jürgen; Sann, Joachim; Lode, Anja; Schumacher, Matthias; Schmidt, Romy; Pilz, Stefan; Gebert, Annett; Gemming, Thomas; Janek, Jürgen (2017)Background: Surface functionalization of orthopedic implants with pharmaceutically active agents is a modern approach to enhance osseointegration in systemically altered bone. A local release of strontium, a verified bone ... -
Impact of the Chlorination of Lithium Argyrodites on the Electrolyte/Cathode Interface in Solid-State Batteries
Zuo, Tong-Tong; Walther, Felix; Teo, Jun Hao; Rueß, Raffael; Wang, Yubo; Rohnke, Marcus; Schröder, Daniel; Nazar, Linda F.; Janek, Jürgen (2023)Lithium argyrodite-type electrolytes are regarded as promising electrolytes due to their high ionic conductivity and good processability. Chemical modifications to increase ionic conductivity have already been demonstrated, ... -
In Situ Observation of Room-Temperature Magnesium Metal Deposition on a NASICON/IL Hybrid Solid Electrolyte
Wei, Zhixuan; Singh, Dheeraj Kumar; Helmbrecht, Katharina; Sann, Joachim; Yusim, Yuriy; Kieser, Joy A.; Glaser, Clarissa; Rohnke, Marcus; Groß, Axel; Janek, Jürgen (2023)Secondary batteries using multivalent cations as ionic charge carriers have attracted increasing attention in recent years due to the high theoretical energy density provided by multi-electron redox reactions. However, the ... -
In situ study of electrochemical activation and surface segregation of the SOFC electrode material La0.75Sr0.25r0.5 Mn0.5O3±delta
Huber, Anne-Katrin; Falk, Mareike; Rohnke, Marcus; Luerßen, Bjoern; Gregoratti, Luca; Amati, Matteo; Janek, Jürgen (2012)Mixed-conducting perovskite-type electrodes which are used as cathodes in solid oxide fuel cells (SOFCs) exhibit pronounced performance improvement after cathodic polarization. The current in situ study addresses the ... -
Interfacial Degradation in Lithium Thiophosphate-Based Composite Cathodes for All-Solid-State Lithium-Ion Batteries
Walther, Felix (2021-06)All-solid-state lithium-ion batteries are considered a promising alternative to conventional liquid electrolyte-based lithium-ion batteries. The use of solid electrolytes could enable lithium metal as the anode material, ... -
Ionic Liquid-Incorporated Metal-Organic Framework with High Magnesium Ion Conductivity for Quasi-Solid-State Magnesium Batteries
Wei, Zhixuan; Maile, Ruben; Riegger, Luise M.; Rohnke, Marcus; Müller-Buschbaum, Klaus; Janek, Jürgen (2022)Magnesium batteries are promising candidates for post-lithium energy storage systems due to their low cost, high volumetric energy density, and low risk of dendrite formation. This study reports a new magnesium ion conducting ... -
Kinetics and Pore Formation of the Sodium Metal Anode on NASICON-Type Na3.4Zr2Si2.4P0.6O12 for Sodium Solid-State Batteries
Ortmann, Till; Burkhardt, Simon; Eckhardt, Janis Kevin; Fuchs, Till; Ding, Ziming; Sann, Joachim; Rohnke, Marcus; Ma, Qianli; Tietz, Frank; Fattakhova-Rohlfing, Dina; Kübel, Christian; Guillon, Olivier; Heiliger, Christian; Janek, Jürgen (2023)In recent years, many efforts have been made to introduce reversible alkali metal anodes using solid electrolytes in order to increase the energy density of next-generation batteries. In this respect, Na3.4Zr2Si2.4P0.6O12 ... -
Kinetische Untersuchungen an der Phasengrenze zwischen Sauerstoffionenleitern und Niedertemperatur-Sauerstoffplasmen
Rohnke, Marcus (2003)In der vorliegenden Arbeit wird die Grenzflächenkinetik an derPhasengrenze Sauerstoffionenleiter /Niedertemperatur-Sauerstoffplasma untersucht. Für dieDurchführung der Experimente wurde eineRadiofrequenz-Plasmaapparatur ... -
Postembedding Decalcification of Mineralized Tissue Sections Preserves the Integrity of Implanted Biomaterials and Minimizes Number of Experimental Animals
El Khassawna, Thaqif; Daghma, Diaa Eldin S.; Stoetzel, Sabine; Ray, Seemun; Kern, Stefanie; Malhan, Deeksha; Alt, Volker; Thormann, Ulrich; Henß, Anja; Rohnke, Marcus; Stengel, Annette; Hassan, Fathi; Maenz, Stefan; Jandt, Klaus D.; Diefenbeck, Michael; Schumacher, Matthias; Gelinsky, Michael; Lips, Katrin Susanne; Heiss, Christian (2017)Bone histology of decalcified or undecalcified samples depends on the investigation. However, in research each method provides different information to answer the scientific question. Decalcification is the first step after ... -
Präparation und Analyse organischer Schichten mittels clusterinduzierter Desorption/Ionisation
Pluschke, Karolin (2023-11)In dieser kumulativen Dissertation wurde die Desorption/Ionisation durch neutrale Cluster (engl.: Desorption/Ionization induced by Neutral Clusters, kurz: DINeC) zum einen zur Präparation dünner Filme organischer Moleküle ... -
Quantification of calcium content in bone by using ToF-SIMS-a first approach
Henss, Anja; Rohnke, Marcus; Knaack, Sven; Kleine-Boymann, Matthias; Leichtweiss, Thomas; Schmitz, Peter; El Khassawna, Thaqif; Gelinsky, Michael; Heiss, Christian; Janek, Jurgen (2013)The determination of the spatially resolved calcium distribution and concentration in bone is essential for the assessment of bone quality. It enables the diagnosis and elucidation of bone diseases, the course of bone ... -
Small changes in bone structure of female a7 nicotinic acetylcholine receptor knockout mice
Lips, Katrin S.; Yanko, Özcan; Kneffel, Mathias; Panzer, Imke; Kauschke, Vivien; Madzharova, Maria; Henss, Anja; Schmitz, Peter; Rohnke, Marcus; Bäuerle, Tobias; Liu, Yifei; Kampschulte, Marian; Langheinrich, Alexander C.; Dürselen, Lutz; Ignatius, Anita; Heiss, Christian; Schnettler, Reinhard; Kilian, Olaf (2015)BACKGROUND: Recently, analysis of bone from knockout mice identified muscarinic acetylcholine receptor subtype M3 (mAChR M3) and nicotinic acetylcholine receptor (nAChR) subunit a2 as positive regulator of bone mass accrual ... -
Spatially resolved indiffusion behavior of Cu2+ and Ni2+ in polypropylene
Kern, Stefanie; Kern, Christine; Pradja, Mark Melvin; Düring, Rolf-Alexander; Rohnke, Marcus (2021) -
Stability Studies of Single-Crystalline IrO2(110)-Based Model Electrodes under Electrochemical Conditions
Weber, Tim (2022-07)Acidic water electrolysis utilizing polymer electrolyte membrane (PEM) electrolyzers is a promising way to store excess electric energy from intermittent renewable sources (solar, wind) in the chemical bond of molecular ... -
Surface oxygen exchange between yttria-stabilised zirconia and a low-temperature oxygen rf-plasma
Rohnke, Marcus; Janek, Jürgen; Kilner, John A.; Chater, Richard J. (2004)Isotope Exchange/Depth Profiling (IEDP) using Secondary Ion Mass Spectrometry (SIMS) has been used to determine the oxygen tracer diffusion and surface exchange coefficients of (100) oriented 9.5 mol% yttria stabilised ...