This book, Carbon Electronics, offers a comprehensive overview of the latest advances in the area of carbon based electronic and circuit applications. The book essentially encompasses physical, chemical and electrical characteristics of carbon based materials. It familiarizes the readers with basic device physics and electronic configurations of carbon materials while offering different examples of the state-of-the-art carbon nanotube devices. The applications of carbon materials include cell electrodes, flexible displays, transistors, organic electronics, solar cells, integrated circuits and semiconductors. These applications offer solutions for the current energy and health crisis. Each contribution of the carbon-based materials emphasizes on the significance of the structural and functional characteristics of electronic devices.