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Title: Visualizing non-equilibrium lithiation of spinel oxide via in situ transmission electron microscopy

Abstract

In this study, spinel transition metal oxides are an important class of materials that are being considered as electrodes for lithium-ion batteries, due to their low cost and high theoretical capacity. The lithiation of these compounds is known to undergo a two-step reaction, whereby intercalation and conversion occur in a sequential fashion. These two reactions are known to have distinct reaction dynamics, but it is unclear how the kinetics of these processes affect the overall electrochemical response. Here, we explore the lithiation of nanosized magnetite (Fe3O4) by employing a new strain-sensitive, bright-field scanning transmission electron microscopy approach.

Authors:
 [1];  [2];  [1];  [1];  [1];  [3];  [1];  [1];  [2];  [1];  [1];  [1];  [3];  [1];  [2];  [1]
  1. Brookhaven National Lab. (BNL), Upton, NY (United States)
  2. Univ. of Pennsylvania, Philadelphia, PA (United States)
  3. Univ. of Maryland, College Park, MD (United States)
Publication Date:
Research Org.:
Brookhaven National Laboratory (BNL), Upton, NY (United States); Energy Frontier Research Centers (EFRC) (United States). Center for Mesoscale Transport Properties (m2M)
Sponsoring Org.:
USDOE Office of Science (SC), Basic Energy Sciences (BES)
OSTI Identifier:
1247969
Report Number(s):
BNL-112013-2016-JA
Journal ID: ISSN 2041-1723
Grant/Contract Number:  
SC00112704
Resource Type:
Accepted Manuscript
Journal Name:
Nature Communications
Additional Journal Information:
Journal Volume: 7; Journal Issue: 9; Journal ID: ISSN 2041-1723
Publisher:
Nature Publishing Group
Country of Publication:
United States
Language:
English
Subject:
29 ENERGY PLANNING, POLICY, AND ECONOMY; Fe3O4 nanoparticles; lithium ion battery; conversion; intercalation; multiple-step; in situ TEM; Center for Functional Nanomaterials

Citation Formats

He, Kai, Zhang, Sen, Li, Jing, Yu, Xiqian, Meng, Qingping, Zhu, Yizhou, Hu, Enyuan, Sun, Ke, Yun, Hongseok, Yang, Xiao -Qing, Zhu, Yimei, Gan, Hong, Mo, Yifei, Stach, Eric A., Murray, Christopher B., and Su, Dong. Visualizing non-equilibrium lithiation of spinel oxide via in situ transmission electron microscopy. United States: N. p., 2016. Web. doi:10.1038/ncomms11441.
He, Kai, Zhang, Sen, Li, Jing, Yu, Xiqian, Meng, Qingping, Zhu, Yizhou, Hu, Enyuan, Sun, Ke, Yun, Hongseok, Yang, Xiao -Qing, Zhu, Yimei, Gan, Hong, Mo, Yifei, Stach, Eric A., Murray, Christopher B., & Su, Dong. Visualizing non-equilibrium lithiation of spinel oxide via in situ transmission electron microscopy. United States. https://doi.org/10.1038/ncomms11441
He, Kai, Zhang, Sen, Li, Jing, Yu, Xiqian, Meng, Qingping, Zhu, Yizhou, Hu, Enyuan, Sun, Ke, Yun, Hongseok, Yang, Xiao -Qing, Zhu, Yimei, Gan, Hong, Mo, Yifei, Stach, Eric A., Murray, Christopher B., and Su, Dong. Mon . "Visualizing non-equilibrium lithiation of spinel oxide via in situ transmission electron microscopy". United States. https://doi.org/10.1038/ncomms11441. https://www.osti.gov/servlets/purl/1247969.
@article{osti_1247969,
title = {Visualizing non-equilibrium lithiation of spinel oxide via in situ transmission electron microscopy},
author = {He, Kai and Zhang, Sen and Li, Jing and Yu, Xiqian and Meng, Qingping and Zhu, Yizhou and Hu, Enyuan and Sun, Ke and Yun, Hongseok and Yang, Xiao -Qing and Zhu, Yimei and Gan, Hong and Mo, Yifei and Stach, Eric A. and Murray, Christopher B. and Su, Dong},
abstractNote = {In this study, spinel transition metal oxides are an important class of materials that are being considered as electrodes for lithium-ion batteries, due to their low cost and high theoretical capacity. The lithiation of these compounds is known to undergo a two-step reaction, whereby intercalation and conversion occur in a sequential fashion. These two reactions are known to have distinct reaction dynamics, but it is unclear how the kinetics of these processes affect the overall electrochemical response. Here, we explore the lithiation of nanosized magnetite (Fe3O4) by employing a new strain-sensitive, bright-field scanning transmission electron microscopy approach.},
doi = {10.1038/ncomms11441},
journal = {Nature Communications},
number = 9,
volume = 7,
place = {United States},
year = {Mon May 09 00:00:00 EDT 2016},
month = {Mon May 09 00:00:00 EDT 2016}
}

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Cited by: 145 works
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