Improving the performance of lithium-sulfur batteries by conductive polymer coating.
نویسندگان
چکیده
Yuan Yang, Guihua Yu, Judy J. Cha, Hui Wu, Michael Vosgueritchian, Yan Yao, Zhenan Bao,* and Yi Cui* Department of Materials Science and Engineering, and Department of Chemical Engineering, Stanford University, Stanford, California 94305, United States and, SLAC National Accelerator Laboratory, Stanford Institute for Materials and Energy Sciences, 2575 Sand Hill Road, Menlo Park, California 94025, United States. These authors contributed equally to this paper.
منابع مشابه
Understanding the role of different conductive polymers in improving the nanostructured sulfur cathode performance.
Lithium sulfur batteries have brought significant advancement to the current state-of-art battery technologies because of their high theoretical specific energy, but their wide-scale implementation has been impeded by a series of challenges, especially the dissolution of intermediate polysulfides species into the electrolyte. Conductive polymers in combination with nanostructured sulfur have at...
متن کاملIn-operando optical imaging of temporal and spatial distribution of polysulfides in lithium-sulfur batteries
0.1016/j.nanoen.2 lsevier Ltd. All rig thor at: Departm d University, Stan [email protected] ntributed equally Abstract Understanding the behavior of soluble intermediate lithium polysulfide species is vitally important for improving the electrochemical performances of lithium-sulfur batteries. Herein we explore a simple in-operando lithium-sulfur cell design to enable direct visualization of t...
متن کاملImproving the performance of Lithium-Sulfur Batteries using Sulfur-(TiO2/SiO2) yolk–shell Nanostructure
Lithium-Sulfur (Li-S) batteries are considered as one of the promising candidates for next-generation Li batteries in near future. Although, these batteries are suffering from certain drawbacks such as rapid capacity fading during the charge and discharge process due to the dissolution of polysulfides. In this paper, Sulfur/metal oxide (TiO2 and SiO2) yolk–shell structures have been successfull...
متن کاملDevelopment in Lithium/Sulfur Secondary Batteries
This paper reviews different modification methods to cathode, anode and electrolyte materials in view of their electrochemical properties for application in lithium/sulfur batteries. In the sulfur electrode, carbonaceous materials, conductive polymer materials, and metal oxide adsorbing materials are employed to enhance conductivity and reduce polysulfide dissolution. The effects of anodes and ...
متن کاملImproved Mechanical and Electrochemical Properties of Artificial Graphite Anode Using Water-Based Binders in Lithium-Ion Batteries
In recent years, many studies have focused on the active materials of anodes to improve the performance of LIBs, while limited attention has been given to polymer binders, which act as inactive ingredients. However, polymer binders have amazing influence on the electrochemical performance of anodes. Herein, to investigate the binding performance between MCMB artificial graphite and the copper c...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید
ثبت ناماگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید
ورودعنوان ژورنال:
- ACS nano
دوره 5 11 شماره
صفحات -
تاریخ انتشار 2011