Title

Vanadium Oxide and Its Derivatives as Cathode Materials for Calcium-ion Batteries

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

Citation

Meladia Elok Purbarani. (2023). Vanadium Oxide and Its Derivatives as Cathode Materials for Calcium-ion Batteries. doi: 10.22677/THESIS.200000660079

Type

Thesis

Description

Batteries

Table Of Contents

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

DOI

10.22677/THESIS.200000660079

Degree

Doctor

Department

Department of Energy Science and Engineering

Publisher

DGIST

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