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Tailoring ionic structures in Locally concentrated ionic liquid electrolytes for safe, stable cycling of high-voltage Li metal batteries
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dc.contributor.advisor 이홍경 -
dc.contributor.author Gunyoung Kim -
dc.date.accessioned 2023-03-22T19:56:57Z -
dc.date.available 2023-03-23T06:00:23Z -
dc.date.issued 2023 -
dc.identifier.uri http://hdl.handle.net/20.500.11750/45727 -
dc.identifier.uri http://dgist.dcollection.net/common/orgView/200000657981 -
dc.description High voltage Li metal batteries, Locally concentrated ionic liquid electrolyte, Solvation structure, Solid electrolyte interphase -
dc.description.tableofcontents Ⅰ. Introduction
1.1 Basic principles of Li secondary batteries 1
1.2. Li-metal Battery 2
1.2.1 Merits of Li-metal anode 2
1.2.2 Challenges of Li-metal Anode 3
1.2.3 Evaluation of Li reversibility 4
1.2.4 Effects of cell parameters and operation conditions 6
1.3 Electrolyte System 7
1.3.1 Basic Concepts of Solvation Chemistry 7
1.3.2 Molecular Dynamics 8
1.3.3 Raman spectroscopy 9
1.4 Electrode-Electrolyte Interphase 10
1.4.1 Solid-Electrolyte Interphase (SEI) 10
1.4.2 Cathode-Electrolyte interphase (CEI) 11
1.5. Research Goals 12

Ⅱ. Experimental Method
2.1. Preparation of Electrode and Electrolytes 14
2.2. Electrochemical measurements 14
2.3. Characterizations 15

Ⅲ. Results and discussion
3.1 Designing LCIL (dilution effects of LCIL) 17
3.2 Ionic liquid’s cation effects in LCIL 29
3.3 Additives in LCIL 36

IV. Concluding Remark 39
References 40
Summary in Korean 46
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dc.format.extent 46 -
dc.language eng -
dc.publisher DGIST -
dc.title Tailoring ionic structures in Locally concentrated ionic liquid electrolytes for safe, stable cycling of high-voltage Li metal batteries -
dc.type Thesis -
dc.identifier.doi 10.22677/THESIS.200000657981 -
dc.description.degree Master -
dc.contributor.department Department of Energy Science and Engineering -
dc.identifier.bibliographicCitation Gunyoung Kim. (2023). Tailoring ionic structures in Locally concentrated ionic liquid electrolytes for safe, stable cycling of high-voltage Li metal batteries. doi: 10.22677/THESIS.200000657981 -
dc.contributor.coadvisor Hochun Lee -
dc.date.awarded 2023-02-01 -
dc.publisher.location Daegu -
dc.description.database dCollection -
dc.citation XT.EM 김14 202302 -
dc.date.accepted 2023-03-21 -
dc.contributor.alternativeDepartment 에너지공학과 -
dc.subject.keyword High voltage Li metal batteries -
dc.subject.keyword Locally concentrated ionic liquid electrolyte -
dc.subject.keyword Solvation structure -
dc.subject.keyword Solid electrolyte interphase -
dc.contributor.affiliatedAuthor Gunyoung Kim -
dc.contributor.affiliatedAuthor Hongkyung Lee -
dc.contributor.affiliatedAuthor Hochun Lee -
dc.contributor.alternativeName 김건영 -
dc.contributor.alternativeName Hongkyung Lee -
dc.contributor.alternativeName 이호춘 -
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