Related Experiment Video
Updated: Mar 15, 2026
10:53
Preparation of Graphene Liquid Cells for the Observation of Lithium-ion Battery Material
Published on: February 5, 2019
9.7K
Three-dimensional SnO2/carbon on Cu foam for high-performance lithium ion battery anodes
Weimin Chen1, Scott Maloney, Wenyong Wang
1Key Lab for Green Chemical Process of Ministry of Education, School of Chemical Engineering and Pharmacy, Wuhan Institute of Technology, Wuhan 430073, People's Republic of China. Department of Physics & Astronomy, University of Wyoming, Laramie, WY 82071, USA.
Nanotechnology
|September 3, 2016
Summary
Researchers developed a 3D tin oxide/carbon anode on copper foam for lithium-ion batteries (LIBs). This enhanced electrode offers high capacity and stable cycling, improving battery performance.
Area of Science:
- Materials Science
- Electrochemistry
- Energy Storage
Background:
- Tin oxide (SnO2) is a promising anode material for lithium-ion batteries (LIBs) due to its high theoretical capacity and cost-effectiveness.
- Key challenges for SnO2 anodes include low electrical conductivity and poor cycling stability caused by significant volume changes during battery operation.
Purpose of the Study:
- To develop a novel three-dimensional (3D) SnO2/carbon composite electrode for enhanced LIB performance.
- To address the limitations of traditional SnO2 anodes by improving conductivity and accommodating volume expansion.
Main Methods:
- Fabrication of a 3D SnO2/carbon nanostructure on a copper (Cu) foam substrate using a simple chemical vapor deposition (CVD) method.
- Electrochemical characterization of the fabricated electrode for lithium-ion battery applications.
Main Results:
- The 3D SnO2/carbon electrode exhibited a high reversible specific capacity of 1171 mAh g(-1) at a current density of 100 mA g(-1).
- The electrode demonstrated superior cycling stability and excellent rate capability.
- The 3D architecture provided a continuous conductive network and sufficient void space to buffer SnO2 volume expansion.
Conclusions:
- The developed 3D SnO2/carbon electrode on Cu foam is a viable strategy for high-performance lithium-ion battery anodes.
- The fabrication method offers a reliable approach for creating advanced energy storage materials.
