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Showing 1 to 13 of 13 for “"Silicon anodes"”.
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Advanced Materials for High-Energy Rechargeable Batteries: Borate Polyanion Cathodes and Silicon Anodes
… the investigation of mechanical degradation in silicon anodes for LIBs. The first part presents a comprehensive study on borate polyanions as potential cathode materials for RMBs. Three structural families were systematically explored: orthoborates (M₃(BO₃)₂), pyroborates (M₂B₂O₅), and …
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Investigation and Improvement of the Low Temperature Performance of High-Capacity Silicon Anodes for Lithium-Ion Batteries
… to function across lower temperatures as well. Anodes containing silicon, with a capacity of 4200 mAh/g, are the most studied higher capacity anode with the potential to replace graphite. How the silicon electrode is processed is important to achieving high capacity in a lithium-ion cell as …
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Analytical and numerical studies on mismatch strain related problems
… thin film, failure of nanotube and nanorod silicon anodes in lithium batteries and modified failure criterion for earthquake distribution along the earth depth. The first chapter discusses analytical and experimental results of self-assembling of thin films made from Polydimethysiloxane …
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Understanding and Preventing the Degradation of Silicon as a Lithium Ion Battery Anode
Silicon anodes are of great interest for lithium ion batteries (LIBs) due to their promising high gravimetric capacity compared to conventional carbon anodes. However, the immense volume expansion and continuous solid-electrolyte interphase (SEI) formation during operation hinder stable long-term …
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Structural Modification of Interfaces for Sustainable High-Performance Batteries
… of dissolved sulfur species with porous silicon anodes and the influence of polysulfides in anode-free systems. The studies further show how stability and lifetime can be improved and transferred to post-lithium systems. As battery demands, especially in mobility, continue to increase, …
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Silicon nanowire anode for lithium-ion batteries: fabrication, characterization and solid electrolyte interphase
… high operating voltage and high energy density. Silicon nanowires are considered as lithium-ion battery anodes for their ultra high capacity at 4200 mAh·g-1 (10× higher than conventional graphite anode), as well as stress accommodation for reversible lithiation and delithiation. Silicon nanowires …
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Simulations of silicon-graphene anodes using machine-learning-based interatomic potentials
Silicon-based anodes hold great promise for next-generation lithium-ion batteries (LIBs) due to their high energy density. However, their practical application is hindered by significant volume changes during cycling, leading to numerous issues, such as mechanical degradation and capacity fading. …
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Effects of Water-Soluble Binders on Direct Ink Writing Silicon Anode in Lithium-Ion Batteries
… has been of importance for recent research and silicon (Si) has been one of the best viable contenders for it. Si is not only abundant but also has the highest theoretical capacities 3,571 mAh/g. This research leverages silicon (Si) for its high theoretical specific capacity and employs direct …
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Directed lithium transport in high capacity lithium-ion battery electrodes
… of strain evolution in model, single-crystalline silicon anode microstructures on electrochemical intercalation of lithium atoms. We highlight model strain-limiting silicon anode architectures that mitigate these impacts. By selecting a specific design for the silicon anode microstructure, and …
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Synthesis and compositional investigations of electrodeposited silicon for 3D structured lithium-ion battery anodes
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2024-12-01
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Interfacial electrochemo-mechanical studies of nano/microstructures in lithium-ion batteries
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2027-08-01