Search Results - "Beuse, Thomas"
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Comprehensive Insights into the Porosity of Lithium-Ion Battery Electrodes: A Comparative Study on Positive Electrodes Based on LiNi0.6Mn0.2Co0.2O2 (NMC622)
Published in Batteries (Basel) (01-12-2021)“…Porosity is frequently specified as only a value to describe the microstructure of a battery electrode. However, porosity is a key parameter for the battery…”
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Exploiting the Degradation Mechanism of NCM523∥ Graphite Lithium‐Ion Full Cells Operated at High Voltage
Published in ChemSusChem (21-01-2021)“…Layered oxides, particularly including Li[NixCoyMnz]O2 (NCMxyz) materials, such as NCM523, are the most promising cathode materials for high‐energy lithium‐ion…”
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Finding the sweet spot: Li/Mn-rich cathode materials with fine-tuned core–shell particle design for high-energy lithium ion batteries
Published in Electrochimica acta (10-01-2021)“…Among current cathode materials, particular attention to Li/Mn-rich layered transition-metal oxides (LMR-NCM) emerged, due to their high energy content…”
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On the Beneficial Impact of Li2CO3 as Electrolyte Additive in NCM523 ∥ Graphite Lithium Ion Cells Under High‐Voltage Conditions
Published in Advanced energy materials (01-03-2021)“…Lithium ion battery cells operating at high‐voltage typically suffer from severe capacity fading, known as ‘rollover’ failure. Here, the beneficial impact of…”
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Direct investigation of the interparticle-based state-of-charge distribution of polycrystalline NMC532 in lithium ion batteries by classification-single-particle-ICP-OES
Published in Journal of power sources (15-04-2022)“…The presented case study provides mesoscopic insights into the state-of-charge (SOC) distribution of battery electrodes containing layered transition metal…”
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Tailoring of Gradient Particles of Li-Rich Layered Cathodes with Mitigated Voltage Decay for Lithium-Ion Batteries
Published in ACS applied materials & interfaces (30-09-2020)“…Voltage decay during cycling is still a major issue for Li-rich cathodes in lithium ion batteries. Recently, the increase of Ni content has been recognized as…”
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State‐of‐Charge Distribution of Single‐Crystalline NMC532 Cathodes in Lithium‐Ion Batteries: A Critical Look at the Mesoscale
Published in ChemSusChem (08-11-2022)“…The electrochemical response of layered lithium transition metal oxides LiMO2 [M=Ni, Mn, Co; e. g., Li(Ni0.5Mn0.3Co0.2)O2 (NMC532)] with single‐crystalline…”
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Front Cover: Exploiting the Degradation Mechanism of NCM523∥ Graphite Lithium‐Ion Full Cells Operated at High Voltage (ChemSusChem 2/2021)
Published in ChemSusChem (21-01-2021)“…The Front Cover shows the cross‐talk phenomena in high‐voltage NCM523 graphite lithium ion battery cells, that is, the dissolution of transition metals (Mn,…”
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Front Cover: Exploiting the Degradation Mechanism of NCM523Graphite Lithium‐Ion Full Cells Operated at High Voltage (ChemSusChem 2/2021)
Published in ChemSusChem (21-01-2021)Get full text
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Exploiting the Degradation Mechanism of NCM523Graphite Lithium‐Ion Full Cells Operated at High Voltage
Published in ChemSusChem (21-01-2021)“…Abstract Layered oxides, particularly including Li[Ni x Co y Mn z ]O 2 (NCM xyz ) materials, such as NCM523, are the most promising cathode materials for…”
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Exploiting the Degradation Mechanism of NCM523 || Graphite Lithium‐Ion Full Cells Operated at High Voltage
Published in ChemSusChem (21-01-2021)“…Invited for this month′s cover is the group of Tobias Placke and Martin Winter at the MEET Battery Research Center (University of Münster). The image shows the…”
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Al2O3 protective coating on silicon thin film electrodes and its effect on the aging mechanisms of lithium metal and lithium ion cells
Published in Journal of energy storage (15-12-2021)“…•Silicon thin film lithium metal and lithium ion cells aging mechanism quantified.•Effect of the Al2O3-coating on silicon thin film aging mechanisms…”
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Graphite Lithium‐Ion Cells: On the Beneficial Impact of Li2CO3 as Electrolyte Additive in NCM523 ∥ Graphite Lithium Ion Cells Under High‐Voltage Conditions (Adv. Energy Mater. 10/2021)
Published in Advanced energy materials (11-03-2021)“…In article number 2003756, Martin Winter, Tobias Placke, and co‐workers address challenges related to the high‐voltage operation of NCM523 ‖ graphite…”
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On the Beneficial Impact of Li 2 CO 3 as Electrolyte Additive in NCM523 ∥ Graphite Lithium Ion Cells Under High‐Voltage Conditions
Published in Advanced energy materials (01-03-2021)“…Abstract Lithium ion battery cells operating at high‐voltage typically suffer from severe capacity fading, known as ‘rollover’ failure. Here, the beneficial…”
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Quantification of aging mechanisms of carbon-coated and uncoated silicon thin film anodes in lithium metal and lithium ion cells
Published in Journal of energy storage (01-09-2021)“…In this work, a comprehensive investigation of the effect of carbon-coating on the aging mechanism of silicon thin films in lithium metal and lithium ion cells…”
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