Unveiling the synergistic effect of polysulfide additive and MnO2 hollow spheres in evolving a stable cyclic performance in Li

Unveiling the synergistic effect of polysulfide additive and MnO2 hollow spheres in evolving a stable cyclic performance in Li–S batteries

Published:2017 Issue:62 Volume:53 Page:8782-8785
ISSN:1359-7345
Container-title:Chemical Communications
language:en
Short-container-title:Chem. Commun.

Author:

Ahad Syed Abdul¹²³⁴⁵,Ragupathy P.¹²³⁴⁶,Ryu Soojy¹²³⁴,Lee Hyun-Wook⁵⁷⁸⁴^ORCID,Kim Do Kyung¹²³⁴^ORCID

Affiliation:

1. Department of Materials Science and Engineering

2. Korea Advanced Institute of Science and Technology (KAIST)

3. Daejeon 305-701

4. Republic of Korea

5. School for Energy and Chemical Engineering

6. Electrochemical Power Sources Division

7. Ulsan National Institute of Science and Technology

8. Ulsan 44919

Abstract

The inbuilt MnO₂ hollow spheres trap polysulfides effectively, while the polysulfide additive provides mass buffering to compensate for the capacity loss and prevent the formation of Li₂S exhibiting excellent rate capability and cycling stability.

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,Metals and Alloys,Surfaces, Coatings and Films,General Chemistry,Ceramics and Composites,Electronic, Optical and Magnetic Materials,Catalysis

Link

http://pubs.rsc.org/en/content/articlepdf/2017/CC/C7CC04229A

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4. Sulfur Cathodes with Hydrogen Reduced Titanium Dioxide Inverse Opal Structure

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