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June 14, 2026ACS Applied Energy Materials

Elucidating Lithium- and Sodium-Ion Storage Mechanisms in Layered Na 2 Ti 3 O 7

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Authors

ASAkshita SharmaTATejveer Singh AnandASAntara Sarkar

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Overview

Investigates ion storage differences in layered titanates, highlighting implications for energy applications.

Key Points

  • This research aims to understand lithium and sodium-ion storage mechanisms in Na2Ti3O7 anodes.
  • Investigated Na2Ti3O7 as an anode for lithium-ion batteries (LIB) and sodium-ion batteries (SIB)
  • Conducted in situ Raman spectroscopy, electrochemical impedance spectroscopy (EIS), and ToF-SIMS analyses
  • Analyzed electrochemical performance at different charge/discharge rates.
  • NTO||Li cell shows capacity retention of 70% at 0.2 C; NTO||Na system retains 50% at 0.2 C
  • In situ EIS reveals R ct in NTO||Na rising sharply to 371 Ω at low voltage
  • Surface cracking in NTO||Na after cycling observed alongside specific chemical species presence.

Cite This Study

Sharma et al. (2026) studied this question.

synapsesocial.com/papers/6a2e482cb1cc60ccdea8c853https://doi.org/10.1021/acsaem.6c00736
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