Vanadium Oxide and Its Derivatives as Cathode Materials for Calcium-ion Batteries
- Title
- Vanadium Oxide and Its Derivatives as Cathode Materials for Calcium-ion Batteries
- Author(s)
- Meladia Elok Purbarani
- DGIST Authors
- Meladia Elok Purbarani ; Seung-Tae Hong ; Hochun Lee
- Advisor
- 홍승태
- Co-Advisor(s)
- Hochun Lee
- Issued Date
- 2023
- Awarded Date
- 2023-02-01
- Type
- Thesis
- Description
- Batteries
- Table Of Contents
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1. Introduction 1
1.1 Rechargeable Batteries 1
1.2 Multivalent Ion Batteries 2
1.3 Calcium-Ion Batteries 2
1.4 Vanadium-Based Electrode 3
1.5 Research Objectives 3
2. γ-V2O5 Polymorph as Cathode Material for Ca-Ion Storage 5
2.1 Introduction 5
2.2 Experimental Section 6
2.2.1 Synthesis 6
2.2.2 Chemical Calcium Insertion 7
2.2.3 Material Characterization 7
2.2.4 Electrochemical Characterization 7
2.3 Results and discussion 8
2.4 Conclusion 10
Figures 11
3. Crystal-Water-Free Potassium Vanadium Bronze (K0.5V2O5) as a Cathode Material for Ca-Ion Batteries 23
3.1 Introduction 23
3.2 Experimental 24
3.2.1 Synthesis 24
3.2.2 Material Characterization 24
3.2.3 Electrochemical Characterization 24
3.3 Results and discussion 25
3.4 Conclusion 28
Figures 29
4. β-Ca0.17V2O5 Tunnel-Type Cathode Materials for Ca-Ion Batteries 46
4.1 Introduction 46
4.2 Experimental Section 47
4.2.1 Synthesis 47
4.2.2 Material Characterization 48
4.2.3 Electrochemical Characterization 48
4.2.4 Powder XRD and Structure Determination 49
4.3 Results and discussion 50
4.4 Conclusion 53
Figures 54
References 65
Summary (in Korean) 73
- URI
-
http://hdl.handle.net/20.500.11750/45683
http://dgist.dcollection.net/common/orgView/200000660079
- Degree
- Doctor
- Department
- Department of Energy Science and Engineering
- Publisher
- DGIST
- Related Researcher
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Hong, Seung-Tae
- Research Interests Magnesium; calcium; and zinc ion batteries; lithium all-solid-state batteries; Inorganic materials discovery; Solid state chemistry; Crystallography; Mg; Ca; Zn 이온 이차전지; 리튬 전고체전지; 신 무기재료 합성; 고체화학; 결정화학
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- Files in This Item:
-
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- Appears in Collections:
- Department of Energy Science and Engineering Theses Ph.D.
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