Flexible quasi-solid-state SnO2/CNT supercapacitor processed by a dc-pulse nitrogen atmospheric-pressure plasma jet
Journal
Journal of Energy Storage
Journal Volume
11
Pages
237-241
Date Issued
2017
Author(s)
Abstract
This study investigates flexible quasi-solid-state SnO2/CNT nanocomposite supercapacitors fabricated using a dc-pulse nitrogen atmospheric-pressure plasma jet (APPJ). The optimal APPJ processing time is merely 15?s. Cyclic voltammetry (potential scan rate?=?2?mV/s) shows an areal capacitance of 3.86?mF/cm2 when flat and 4.42?mF/cm2 under bending (bending radius R?=?0.55?cm), indicating good functionality under flexing. The capacitance retention rate is 98.3% as evaluated after a 1000-cycle cyclic voltammetry test under bending (R?=?0.55?cm), suggesting good operational stability. ? 2017 Elsevier Ltd
Subjects
Atmospheric-pressure plasma jet
Carbon nanotube
Flexible electronics
Quasi-solid-state
SnO2
Supercapacitor
Type
journal article