Long-chain alkylammonium organic–inorganic hybrid perovskite for high performance rechargeable aluminon-ion battery

Shu-Chi Wu, Zhengxun Lai, Ruoting Dong, Shin-Yi Tang, Kuangye Wang, Tzu-Yi Yang, Ying-Chun Shen, Hsiang-Ju Liao, Teng-Yu Su, Chiou-Ru Cheng, Yuanfei Ai, Yu-Ze Chen, Yi-Chung Wang, Ling Lee, Yi-Jen Yu, Johnny C. Ho*, Yu-Lun Chueh*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

14 Citations (Scopus)

Abstract

Recent advances in the use of organic-inorganic hybrid perovskites have been investigated in a variety of applications, such as solar cells, photodetectors, light-emitting devices, and lasers, because of their outstanding semiconductor properties. Furthermore, the perovskite structure can host extrinsic elements, making it a promising candidate for battery applications. Previous studies have shown that organic-inorganic hybrid perovskites can be suitable anode materials for both lithium- and sodium-ion batteries. However, multivalent rechargeable batteries with perovskite materials have not yet been realized. Herein, we studied the electrochemical performance of three-dimensional (CH3NH3PbI3 (MAPbI3) and long-chain alkylammonium (C4H9NH3)2(CH3NH3)3Pb4I13 ((iBA)2(MA)3Pb4I13) thin films as electrode materials for rechargeable Al-ion batteries. Our results showed that (iBA)2(MA)3Pb4I13 presented a specific capacity of 257 mAh g–1 at a current density of 0.1 A g−1 and delivered 108 mAh g–1 after 250 cycles at a current density of 0.3 A g−1 with a retention of as high as 91 %, demonstrating a crucial role of isobutyl amine (C4H9NH3) due to the unique hydrogen-bonding interaction of isobutyl amine that hinders the shuttle effect of polyiodide. The results open a new direction for the use of organic–inorganic hybrid perovskites for new secondary aluminum ion batteries. © 2023 Elsevier Ltd
Original languageEnglish
Article number108273
JournalNano Energy
Volume110
Online published21 Feb 2023
DOIs
Publication statusPublished - 1 Jun 2023

Research Keywords

  • Aluminum-ion battery
  • Ionic liquid
  • Organic–inorganic hybrid perovskites
  • Polyiodide
  • Shuttle effect

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