This book provides a consolidated description of the process of electro-spinning and detailed properties and applications of electro-spun electrodes and electrolytes in energy storage devices. It discusses the preparation, structure and electrochemical properties of nanofiber electrode and electrolyte materials. It focuses exclusively on Lithium Ion batteries, with the contents discussing different aspects of electrospinning in storage systems. This book aims to provide a comprehensive resource to help researchers choose the best electrodes and electrolyte materials based on the properties required for their desired commercial applications. It will be a useful guide to graduate students and researchers working in solid-state chemistry, physics, materials chemistry, and chemical engineering on aspects of energy storage.