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  Department of Energy Science and Engineering Theses Ph.D.

Development of Calcium Batteries Utilizing Vanadium-Based Cathode Materials

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dc.contributor.advisor 홍승태 -
dc.contributor.author Hyunjin Lee -
dc.date.accessioned 2026-01-23T10:59:54Z -
dc.date.available 2026-01-23T10:59:54Z -
dc.date.issued 2025 -
dc.identifier.uri https://scholar.dgist.ac.kr/handle/20.500.11750/59787 -
dc.identifier.uri http://dgist.dcollection.net/common/orgView/200000889495 -
dc.description Calcium-ion batteries, Vanadium-based cathodes, Dual-additive electrolyte, Calcium metal batteries, Aqueous manganese batteries -
dc.description.tableofcontents List of Contents
Abstract ⅰ
List of contents ⅲ
List of figures and tables ⅵ
Ⅰ. Introduction 1
1.1 Why calcium-ion batteries 1
1.2 Additional Research: Why manganese-aqueous batteries 2
Ⅱ. A High-Voltage Cathode Material Based on K3V3(PO4)4·1.2H2O for Non-Aqueous Calcium- Ion Batteries 4
2.1 Introduction 4
2.2 Experimental 5
2.2.1 Material synthesis and characterization of K3V3(PO4)4·1.2H2O 5
2.2.2 Electrochemical characterization 5
2.3 Results and Discussion 6
2.3.1 K3V3(PO4)4·1.2H2O synthesis and characterization 6
2.3.2 Electrochemical calcium storage performance of K3V3(PO4)4·1.2H2O 6
2.3.3 Analysis of calcium storage mechanism of K3V3(PO4)4·1.2H2O 7
2.4 Conclusion 8
2.5 References 16
Ⅲ. High Performance Nonaqueous Ca-ion Cathodes based on NASICON-NaV2(PO4)3 and the Way to Activate Their Structure 19
3.1 Introduction 19
3.2 Experimental 20
3.2.1 Material synthesis and characterization of Na3V2(PO4)3 20
3.2.2 Electrochemical characterization 20
3.2.3 Diffusion barrier calculation 20
3.3 Results and Discussion 21
3.3.1 Na3V2(PO4)3 synthesis and characterization 21
3.3.2 Electrochemical calcium storage performance of NaV2(PO4)3 21
3.3.3 Mechanism of calcium activation process on NaV2(PO4)3 23
3.4 Conclusion 26
3.5 References 37
Ⅳ. Highly Reversible Calcium Plating and Stripping at Ambient Temperature Enabled by Ca(BH4)2·2THF and BN Dual-Additives Strategy 40
4.1 Introduction 40
4.2 Experimental 41
4.2.1 Electrolyte Preparation 41
4.2.2 Synthesis of Na3V2(PO4)3 (NVP) 41
4.2.3 Electrochemistry 42
4.2.4 Preparation of Ca on Cu foam 42
4.3 Results and Discussion 42
4.4 Conclusion 45
4.5 References 53
Ⅴ. Additional Research: New Mn Electrochemistry for Rechargeable Aqueous Batteries: Promising Directions Based on Preliminary Results 55
5.1 Introduction 55
5.2 Experimental 56
5.2.1 Material synthesis 56
5.2.2 Material characterization 56
5.2.3 Electrochemical characterization 57
5.2.4 Diffusion barrier calculation 57
5.3. Results and Discussion 57
5.3.1 Aqueous Manganese Electrolyte and Anion/Concentration Effect 57
5.3.2 Manganese electro-deposition on various substrates 58
5.3.3 Manganese electro-deposition on various substrates 59
5.4 Conclusion 61
5.5 References 76
Ⅵ. Additional Research: π-Electrons Assisted Charge Storage in Fused-Rings Aromatic Carbonyl Electrodes for Aqueous Manganese-Ion Batteries 79
6.1 Introduction 79
6.2 Experimental 81
6.3 Results and Discussion 81
6.4 Conclusion 87
6.5 References 101		 -
dc.format.extent 104 -
dc.language eng -
dc.publisher DGIST -
dc.title Development of Calcium Batteries Utilizing Vanadium-Based Cathode Materials -
dc.title.alternative 바나듐 기반 양극재를 이용한 칼슘 전지 개발 -
dc.type Thesis -
dc.identifier.doi 10.22677/THESIS.200000889495 -
dc.description.degree Doctor -
dc.contributor.department Department of Energy Science and Engineering -
dc.contributor.coadvisor Hochun Lee -
dc.date.awarded 2025-08-01 -
dc.publisher.location Daegu -
dc.description.database dCollection -
dc.citation XT.ED 이94 202508 -
dc.date.accepted 2025-07-21 -
dc.contributor.alternativeDepartment 에너지공학과 -
dc.subject.keyword Calcium-ion batteries, Vanadium-based cathodes, Dual-additive electrolyte, Calcium metal batteries, Aqueous manganese batteries -
dc.contributor.affiliatedAuthor Hyunjin Lee -
dc.contributor.affiliatedAuthor Seung-Tae Hong -
dc.contributor.affiliatedAuthor Hochun Lee -
dc.contributor.alternativeName 이형진 -
dc.contributor.alternativeName Seung-Tae Hong -
dc.contributor.alternativeName 이호춘 -
dc.rights.embargoReleaseDate 2029-08-31 -
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