A comprehensive review on the prospects of multi-functional carbon nano onions as an effective, high- performance energy storage material

The present review offers readers with an update over current and novel developments of carbon nano onions (CNOs) in recent years. Here we concisely detailed out the synthesis routes, growth mechanism in different synthetic routes, purification methods, chemical, electronic, optical, electro-magnetic and tribological properties, applications in energy storage sectors especially in the field of ion batteries and supercapacitors, polymeric composites of carbon nano onion, publication, patent-research trends data (1980-2020) and a brief market analysis respectively. (C) 2020 Elsevier Ltd. All rights reserved.

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This review provides an update on the current and novel developments of carbon nano onions (CNOs) in recent years, including synthesis routes, growth mechanisms, purification methods, properties, applications, research trends, and market analysis.