Search for dissertations about: "ion focusing"
Showing result 6 - 10 of 53 swedish dissertations containing the words ion focusing.
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6. Taking stock of large-scale lithium-ion battery production using life cycle assessment
Abstract : Battery electric vehicles are being increasingly favored as an alternative to internal combustion engine vehicles (ICEVs). This is mainly due to their lower environmental impact when compared to ICEVs over the vehicle’s lifetime. READ MORE
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7. Si negative electrodes for Li-ion batteries : Aging mechanism studies by electrochemistry and photoelectron spectroscopy
Abstract : This thesis is focusing on the challenges when using Si as a possible new negative electrode material in Li-ion batteries. The overall aim is to contribute to a general understanding of the processes in the Si electrode, to identify aging mechanisms, and to evaluate how they influence the cycling performance. READ MORE
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8. Development of a Novel Method for Lithium-Ion Battery Testing on Heavy-Duty Vehicles
Abstract : Increasing demands for lower environmental impact from vehicles, including heavy-duty vehicles, have driven several vehicle manufacturers to consider adding hybrid electrical vehicles (HEV’s) to the product portfolio. Present research on batteries for HEV’s is mainly focused on lithium-ion battery chemistries, since lithium-ion batteries has the most promising technical potential compared to other types of batteries. READ MORE
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9. Exploring Reaction Pathways in Li-ion Batteries with Operando Gas Analysis
Abstract : The reliance on Li-ion batteries is increasing as we transition from fossil fuels to renewable energy sources. Despite their widespread use, a gap remains in understanding certain processes within these batteries, especially regarding the solid electrolyte interphase (SEI) and the impact of side reactions on Li-ion batteries. READ MORE
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10. Electrochromism in Metal Oxide Thin Films : Towards long-term durability and materials rejuvenation
Abstract : Electrochromic thin films can effectively regulate the visible and infrared light passing through a window, demonstrating great potential to save energy and offer a comfortable indoor environment in buildings. However, long-term durability is a big issue and the physics behind this is far from clear. READ MORE