High capacity and high density functional conductive polymer and SiO anode for high-energy lithium-ion batteries

Hui Zhao, Neslihan Yuca, Ziyan Zheng, Yanbao Fu, Vincent S. Battaglia, Guerfi Abdelbast, Karim Zaghib, Gao Liu*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

73 Citations (Scopus)

Abstract

High capacity and high density functional conductive polymer binder/SiO electrodes are fabricated and calendered to various porosities. The effect of calendering is investigated in the reduction of thickness and porosity, as well as the increase of density. SiO particle size remains unchanged after calendering. When compressed to an appropriate density, an improved cycling performance and increased energy density are shown compared to the uncalendered electrode and overcalendered electrode. The calendered electrode has a high-density of ∼1.2 g/cm3. A high loading electrode with an areal capacity of ∼3.5 mAh/cm2 at a C/10 rate is achieved using functional conductive polymer binder and simple and effective calendering method.

Original languageEnglish
Pages (from-to)862-866
Number of pages5
JournalACS applied materials & interfaces
Volume7
Issue number1
DOIs
Publication statusPublished - 14 Jan 2015

Bibliographical note

Publisher Copyright:
© 2014 American Chemical Society.

Funding

FundersFunder number
U.S. Department of Energy#DE-AC02-05CH11231

    Keywords

    • calendering
    • conductive polymer binder
    • lithium-ion battery
    • silicon monoxide

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