journal article·2019-08Open access

Using In-Situ Methods to Characterize Phase Changes in Charged Lithium Nickel Cobalt Aluminum Oxide Cathode Materials

Eric Stach, Sooyeon Hwang, Khim Karki, Seung Min Kim, Wonyoung Chang, Kyung-Yoon Chung, Guangwen Zhuo, Qiao-Xing Yang, M. Stanley Whittingham

Microscopy and Microanalysis· Volume 25· Issue S2

Abstract

Lithium ion batteries find ubiquitous use in mobile devices such as smartphones, tablets and laptops, and are being increasingly considered for use in both transportation and Smart Grid applications. In all of these applications, there is a demand for higher capacity, faster charging rate and improved safety. In particular, lithium nickel cobalt aluminum oxide cathode materials (LixNi0.8Co0.15Al0.05O3 -"NCA") are seeing increasing use in demanding energy storage applications due to their high energy storage capacity. However, these materials can experience undesirable thermal runaway in real life applications, leading to catastrophic failures.
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Research context

OpenAlex topics: Advancements in Battery Materials · Semiconductor materials and devices · Transition Metal Oxide Nanomaterials

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References (4)

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1. This work was supported in part by the Korea Institute of Science and Technology (KIST) Institutional Program (Project Nos. 2Z04570 and 2E25630). This work was also supported as part of the NorthEast Center for Chemical Energy Storage (NECCES), an Energy Frontier Research Center funded by the U.S. Department of Energy (DOE), Office of Science, Basic Energy Sciences under Award No. DE-SC0012583. This research used resources of the Center for Functional Nanomaterials, which is a U.S. DOE Office of Science Facility, at Brookhaven National Laboratory under Contract No. DE-SC0012704, which also funded E.A.S.
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