Lowering the charge overpotential of Li2S via the inductive effect of phenyl diselenide in Li

Lowering the charge overpotential of Li2S via the inductive effect of phenyl diselenide in Li–S batteries

Published:2019 Issue:53 Volume:55 Page:7655-7658
ISSN:1359-7345
Container-title:Chemical Communications
language:en
Short-container-title:Chem. Commun.

Author:

Fan Qianqian¹²³⁴^ORCID,Li Baohua⁵⁶⁷⁸⁹^ORCID,Si Yubing¹⁰¹¹¹²¹³⁴^ORCID,Fu Yongzhu¹²³⁴^ORCID

Affiliation:

1. College of Chemistry and Molecular Engineering

2. Zhengzhou University

3. Zhengzhou 450001

4. P. R. China

5. Engineering Laboratory for Next Generation Power and Energy Storage Batteries

6. Engineering Laboratory for Functionalized Carbon Materials

7. Graduate School at Shenzhen

8. Tsinghua University

9. Shenzhen 518055

10. Henan Provincial Key Laboratory of Nanocomposites and Applications

11. Institute of Nanostructured Functional Materials

12. Huanghe Science and Technology College

13. Zhengzhou 450006

Abstract

We find that phenyl diselenide can lower the charge overpotential of Li₂S via an inductive effect. The attraction between Se and Li weakens the Li–S bonds and facilitates the oxidation of Li₂S in lithium batteries.

Funder

Zhengzhou University

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/2019/CC/C8CC09565E

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