Sustainable Materials for Electrochemcial Capacitors

14Wearable Supercapacitors

Preety Ahuja¹*, Sanjeev Kumar Ujjain^1†, M. Ramanand Singh², Neelu Dheer³ and Rajni Kanojia⁴

¹Center for Advanced Sensor Technology, University of Maryland Baltimore County, MD, USA

²Department of Chemistry, Kirori Mal College, University of Delhi, Delhi, India

³Department of Chemistry, Acharya Narendra Dev College, University of Delhi, Delhi, India

⁴Department of Chemistry, Shivaji College, University of Delhi, Delhi, India

Abstract

The rapid advancement in wearable electronics has emerged the development of wearable supercapacitors with remarkable features of miniaturization, flexibility, and easy integration. Substantial efforts have been devoted to different challenges associated with wearable supercapacitors towards practical application. The present chapter is a brief the overview of working principle along with the preparation strategies of the materials. The current state of art pertinent to the challenges associated with the device is discussed with relevant examples. Additionally, the survey of wearable supercapacitors as a power source in integrated devices towards futuristic applications is also presented.

Keywords: Supercapacitor, flexible, wearable, air-permeable, self-healable

14.1 Introduction

Developing markets for wearable electronics have stimulated increasing demand for continuous supply of the portable and reliable energy storage via supercapacitors and batteries [1]. However, commercialized energy devices are rigid as they mostly ...