Technology trend of Li-ion rechargeable battery : Special issue on lithium-ion rechargeable batteries

The progress of Li-ion rechargeable batteries is remarkable, and specific energy has been increasing at around 10%/year through the technology development. This paper summarizes the technology of Li-ion rechargeable batteries such as design, materials, fabrication process, assembling process, measurement, analysis and packaging. The materials are very important and are described in detail. New application for power use is also introduced.