Abstract
Herein, we report bi-metal heterostructured cobalt-tin sulfides (h-CTS) via combination of layered structures of tin sulfides (TS) and cobalt sulfides (CS) by using selective ion layer adsorption and reaction (SILAR) method. 2 dimensional (2D) h-CTS (SnS2@Co3S4) exhibits the highest specific capacitance of 1580 Fg−1 at 1 mVs−1 and retain outstanding and improved cyclic stability of 94.8% after 3000 cycles. Excellent capacitive performance of bi-layered h-CTS material via simple and effective binder-free method make it suitable candidate for next generation electronic system.
Original language | English |
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Article number | 127173 |
Journal | Materials Letters |
Volume | 262 |
DOIs | |
Publication status | Published - 1 Mar 2020 |
Bibliographical note
Publisher Copyright:© 2019
Keywords
- High specific capacitance
- Interconnected 2D nanocluster
- Outstanding cyclic stability
- Self-assembled bi-metal matrix
- Supercapacitor application