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author:

Huang, Zheng (Huang, Zheng.) [1] | Jiao, Xuechao (Jiao, Xuechao.) [2] | Lei, Jie (Lei, Jie.) [3] (Scholars:雷杰) | Zuo, Yinze (Zuo, Yinze.) [4] | Wang, Zheng (Wang, Zheng.) [5] | Lu, Linlong (Lu, Linlong.) [6] | Dong, Jie (Dong, Jie.) [7] | Yan, Wei (Yan, Wei.) [8] (Scholars:严巍) | Zhang, Jiujun (Zhang, Jiujun.) [9] (Scholars:张久俊)

Indexed by:

EI Scopus SCIE

Abstract:

The use of p-block metals to accelerate the sulfur reduction reaction (SRR) in lithium-sulfur (Li-S) batteries is emerging. However, the d-electrons inertia of p-block metal endows the weak adsorption and catalytic ability for SRR, limiting catalyst design. Herein, we fabricate an asymmetrically coordinated p-block indium trisulfide by coordination engineering with P doping and sulfur vacancies (P-In2S3-x) for SRR. The unique coordination engineering induces the rearrangement of electrons in the s/p/d hybrid orbital, causing that P-In2S3-x shifts electron states from low to high spin, generating more unpaired electrons. The obtained high-spin configuration achieves that electron transition to a higher energy level to activate d-electrons of p-block metals, which enables a novel dp coupling between d orbitals of In atoms and the p orbitals of S atoms in LiPSs, improving adsorption and catalytic ability of p-block metals for SRR. Consequently, cell with P-In2S3-x achieves excellent capacity retention, with a very low decay rate (0.036 % per cycle at 5 C over 1000 cycles) and high performance at 0 degrees C (760 mAh g- 1 at 1 C). This study offers a strategy for modulation d-electrons activity p-block metals by tailoring electron spin to boost catalytic efficiency in Li-S batteries.

Keyword:

Catalytic mechanism d -Electrons Electronic spin Lithium-sulfur batteries P -Block metals

Community:

  • [ 1 ] [Huang, Zheng]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 2 ] [Jiao, Xuechao]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 3 ] [Lei, Jie]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 4 ] [Zuo, Yinze]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 5 ] [Wang, Zheng]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 6 ] [Lu, Linlong]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 7 ] [Yan, Wei]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 8 ] [Zhang, Jiujun]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 9 ] [Huang, Zheng]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 10 ] [Jiao, Xuechao]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 11 ] [Lei, Jie]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 12 ] [Zuo, Yinze]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 13 ] [Wang, Zheng]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 14 ] [Lu, Linlong]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 15 ] [Yan, Wei]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 16 ] [Zhang, Jiujun]Fuzhou Univ, Fujian Engn Res Ctr High Energy Batteries & New En, Fuzhou 350108, Peoples R China
  • [ 17 ] [Dong, Jie]Anhui Leoch Renewable Energy Dev Co Ltd, Huaibei 235000, Anhui, Peoples R China

Reprint 's Address:

  • 左银泽 严巍 张久俊

    [Zuo, Yinze]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China;;[Yan, Wei]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China;;[Zhang, Jiujun]Fuzhou Univ, Inst New Energy Mat & Engn, Sch Mat Sci & Engn, Fuzhou 350108, Peoples R China

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Source :

NANO ENERGY

ISSN: 2211-2855

Year: 2025

Volume: 139

1 6 . 8 0 0

JCR@2023

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

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