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Understanding Lithium-Ion Batteries: Technology, Benefits, and Applications
Lithium-ion (Li-ion) batteries have become the power source of choice for countless modern technologies—from smartphones and laptops to electric vehicles and renewable energy storage systems. Known for their high energy density, lightweight structure, and long cycle life, Li-ion batteries continue to shape the future of portable and sustainable energy.
What Is a Lithium-Ion Battery?
A lithium-ion battery is a rechargeable energy storage device that uses lithium ions to move between the anode and cathode during charge and discharge cycles. This electrochemical process allows the battery to store and release energy efficiently. The key components include:
Cathode (typically lithium metal oxides)