Search Results - "Berg, Erik"
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Charge Transfer Band Gap as an Indicator of Hysteresis in Li-Disordered Rock Salt Cathodes for Li-Ion Batteries
Published in Journal of the American Chemical Society (24-07-2019)“…Disordered rock salt cathodes showing both anionic and cationic redox are being extensively studied for their very high energy storage capacity. Mn-based…”
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2
Design and validation of an online partial and total pressure measurement system for Li-ion cells
Published in Journal of power sources (15-02-2021)“…Online Electrochemical Mass Spectrometry (OEMS) provides unparalleled access to the details of electrode/electrolyte interfacial reactions in electrochemical…”
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3
Influence of Water Contamination on the SEI Formation in Li-Ion Cells: An Operando EQCM‑D Study
Published in ACS applied materials & interfaces (01-04-2020)“…The interphase formation on carbon (C) anodes in LiPF6/EC + DEC Li-ion battery electrolyte is analyzed by combining operando electrochemical quartz crystal…”
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Operando investigation of the solid electrolyte interphase mechanical and transport properties formed from vinylene carbonate and fluoroethylene carbonate
Published in Journal of power sources (30-11-2020)“…The electrolyte additives vinylene carbonate (VC) and fluoroethylene carbonate (FEC) are well known for increasing the lifetime of a Li-ion battery cell by…”
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5
Mastering Proton Activities in Aqueous Batteries
Published in Advanced materials (Weinheim) (03-09-2024)“…Advanced aqueous batteries are promising solutions for grid energy storage. Compared with their organic counterparts, water-based electrolytes enable fast…”
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6
Cation Ordering and Redox Chemistry of Layered Ni-Rich LixNi1-2yCoyMnyO2: An Operando Raman Spectroscopy Study
Published in Chemistry of materials (14-01-2020)“…Although layered transition metal oxides are state-of-the-art cathode active materials for Li-ion batteries, many fundamental aspects of their operation are…”
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7
Operando EQCM‑D with Simultaneous in Situ EIS: New Insights into Interphase Formation in Li Ion Batteries
Published in Analytical chemistry (Washington) (05-02-2019)“…An operando electrochemical quartz crystal microbalance with dissipation monitoring (EQCM-D) with simultaneous in situ electrochemical impedance spectroscopy…”
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8
Deep Learning for Segmentation Using an Open Large-Scale Dataset in 2D Echocardiography
Published in IEEE transactions on medical imaging (01-09-2019)“…Delineation of the cardiac structures from 2D echocardiographic images is a common clinical task to establish a diagnosis. Over the past decades, the…”
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The role of ethylene carbonate (EC) and tetramethylene sulfone (SL) in the dissolution of transition metals from lithium-ion cathodes
Published in RSC advances (07-07-2023)“…Transition metal (TM) dissolution is a direct consequence of cathode-electrolyte interaction, having implications not only for the loss of redox-active…”
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10
Visualization of O-O peroxo-like dimers in high-capacity layered oxides for Li-ion batteries
Published in Science (American Association for the Advancement of Science) (18-12-2015)“…Lithium-ion (Li-ion) batteries that rely on cationic redox reactions are the primary energy source for portable electronics. One pathway toward greater energy…”
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11
Activation Mechanism of LiNi0.80Co0.15Al0.05O2: Surface and Bulk Operando Electrochemical, Differential Electrochemical Mass Spectrometry, and X‑ray Diffraction Analyses
Published in Chemistry of materials (27-01-2015)“…The lithium (de)-insertion mechanism from LiNi0.80Co0.15Al0.05O2 (NCA) has been investigated by means of combined electrochemical analysis, operando…”
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12
Graphite as Cointercalation Electrode for Sodium‐Ion Batteries: Electrode Dynamics and the Missing Solid Electrolyte Interphase (SEI)
Published in Advanced energy materials (05-06-2018)“…The intercalation of solvated sodium ions into graphite from ether electrolytes was recently discovered to be a surprisingly reversible process. The mechanisms…”
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13
Interfacial Chemistry in Aqueous Lithium‐Ion Batteries: A Case Study of V2O5 in Dilute Aqueous Electrolytes
Published in Small (Weinheim an der Bergstrasse, Germany) (01-06-2024)“…Aqueous lithium‐ion batteries (ALIBs) are promising for large‐scale energy storage systems because of the cost‐effective, intrinsically safe, and…”
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14
Formation of a Cathode Electrolyte Interphase on High-Voltage Li-ion Cathodes
Published in Chemistry of materials (08-10-2024)“…The spinel oxide LiNi0.5Mn1.5O4 (LNMO) currently competes to replace the conventional layered transition metal oxide active material in Li-ion batteries. The…”
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15
Water-in-salt electrolytes made saltier by Gemini ionic liquids for highly efficient Li-ion batteries
Published in Scientific reports (07-02-2023)“…The water-in-salt electrolytes have promoted aqueous Li-ion batteries to become one of the most promising candidates to overcome safety concerns/issues of…”
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16
Revisiting the Ethylene Carbonate–Propylene Carbonate Mystery with Operando Characterization
Published in Advanced materials interfaces (01-03-2022)“…The “ethylene carbonate (EC)–propylene carbonate (PC) mystery” has puzzled electrochemists for decades. Surprisingly, the minor structural difference between…”
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17
Operando Monitoring of Early Ni-mediated Surface Reconstruction in Layered Lithiated Ni–Co–Mn Oxides
Published in Journal of physical chemistry. C (29-06-2017)“…Nickel-rich layered lithiated Ni–Co–Mn oxides (NCMs) are emerging as the most promising candidates for next-generation Li-ion battery cathodes. Progress,…”
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18
Operando Monitoring the Insulator–Metal Transition of LiCoO2
Published in ACS applied materials & interfaces (19-05-2021)“…LiCoO2 (LCO) is one of the most-widely used cathode active materials for Li–ion batteries. Even though the material undergoes an electronic two-phase…”
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19
Understanding the Interaction of the Carbonates and Binder in Na-Ion Batteries: A Combined Bulk and Surface Study
Published in Chemistry of materials (24-02-2015)“…Organic carbonates are the predominant electrolyte base used in the best Li- and Na-ion battery systems. However, to date, their precise interactions with the…”
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Elucidating the Reduction Mechanism of Lithium Bis(oxalato)borate
Published in The journal of physical chemistry letters (07-03-2024)“…Electrolyte additives are indispensable to enhance the performance of Li-ion batteries. Lithium bis(oxalato)borate (LiBOB) has been explored for many years,…”
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