Title

Analyzing ignored design parameters in fabricating lithium-ion full cells

DGIST Authors

Nayeon Kim ; Yong Min Lee ; Hongkyung Lee

Advisor

이용민

Co-Advisor(s)

Hongkyung Lee

Issued Date

2022

Awarded Date

2022/02

Citation

Nayeon Kim. (2022). Analyzing ignored design parameters in fabricating lithium-ion full cells. doi: 10.22677/thesis.200000596252

Type

Thesis

Subject

electrode alignment ; Lithium-ion full cell ; electrochemical property ; irreversible lithium plating ; state of lithiation

Description

electrode alignment; Lithium-ion full cell; electrochemical property; irreversible lithium plating; state of lithiation

Table Of Contents

Ⅰ. Introduction 1
1.1 Overview 1
1.2 Studies on 2032 coin-type full cell 2
Ⅱ. Experimental 3
2.1 Coin-type cell preparation 3
2.1.1 Electrode fabrication 3
2.1.2 Cell assembly 3
2.1.3 Electrochemical test 4
2.1.4 Structural analysis 4
Ⅲ. Result and discussion 5
3.1 Coin type full cells 5
3.1.1 Voltage profile analysis 5
3.1.2 Li plating on cell bottom 5
3.1.3 Electrochemical property: Resistance 6
3.1.4 Why these differences occur: State of lithiation 7
3.1.5 Cathode crystal structure analysis 7
3.1.6 Cycle test at 0.5C rate 8
3.2 Coin type half cells 8
3.2.1 Electrochemical test and discussion 8
3.3 Misalignment effect in coin-type cells with insulated bottom 9
3.3.1 Inserting insulating layer between bottom and anode 9
3.4 Single layer pouch cell 9
3.4.1 Electrochemical test and discussion 9
Ⅳ. Conclusion 10

URI

http://dgist.dcollection.net/common/orgView/200000596252
http://hdl.handle.net/20.500.11750/16257

DOI

10.22677/thesis.200000596252

Degree

Master

Department

Energy Science & Engineering

Publisher

DGIST

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