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Synthesis and characterization of spherical morphology [Ni0.4Co0.2Mn0.4]3O4 materials for lithium secondary batteries

  • Sung Woo Oh
  • , Sang Ho Park
  • , K. Amine
  • , Yang Kook Sun*
  • *Corresponding author for this work
  • Hanyang University
  • Argonne National Laboratory

Research output: Contribution to journalJournal articlepeer-review

Abstract

Spherical morphology [Ni0.4Co0.2Mn0.4]3O4 materials have been synthesized by ultrasonic spray pyrolysis. The Li[Ni0.4Co0.2Mn0.4]O2 powders were prepared at various pyrolysis temperatures between 500 and 900 °C. The Li[Ni0.4Co0.2Mn0.4]O2 material prepared at a pyrolysis temperature of 600 °C samples are exhibited excellent electrochemical cycling performance and delivered the highest discharge capacity at over 180 mAh g-1 between 2.8 and 4.4 V. The structural, electrochemical, morphological property and thermal stability of the powders were characterized by X-ray diffraction (XRD), galvanostatic charge/discharge testing, scanning electron microscopy (SEM), and differential scanning calorimeter (DSC), respectively.

Original languageEnglish
Pages (from-to)558-562
Number of pages5
JournalJournal of Power Sources
Volume160
Issue number1
DOIs
StatePublished - 2006.09.29

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Electrochemical properties
  • Layered materials
  • Lithium secondary batteries
  • Positive materials
  • Spray pyrolysis

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