Title

Synthesis and Electrochemical Characterization of Sodium Vanadium Oxide as an Intercalation Host Material for Non-aqueous Calcium Ion Battery

DGIST Authors

Muthuraman Aishwarya ; Seung-Tae Hong ; Hochun Lee

Advisor

홍승태

Co-Advisor(s)

Hochun Lee

Issued Date

2024

Awarded Date

2024-02-01

Citation

Muthuraman Aishwarya. (2024). Synthesis and Electrochemical Characterization of Sodium Vanadium Oxide as an Intercalation Host Material for Non-aqueous Calcium Ion Battery. doi: 10.22677/THESIS.200000725431

Type

Thesis

Description

Calcium-ion batteries; Sodium Vanadium Oxide; Cathode material; XRD; Rietveld Refinement;Elemental Analysis.

Table Of Contents

List of Contents

Abstract i
List of contents ii
List of tables iv
List of figures vi

1. Introduction 1
1.1. Why Calcium Ion Batteries? 1
1.2. Sodium vanadium Oxide 3
1.3. Research Focus 5
2. Methods 6
2.1. Synthesis of NaV6O15 6
2.2. Material Characterization 6
2.3. Preparation of Electrode, Electrolyte and Cell Preparation 7
2.4. Electrochemical Analysis 9
2.5. Structural Examination 10
3. Results and Discussion 11
3.1. Structure and Morphology Morphology 11
3.2. Electrochemical Characterization 16
3.2.1. Room Temperature vs High Temperature 16
3.2.2. Electrochemical Studies at High Temperature 18
3.3. Activation Mechanism 24
3.3.1. Ex-Situ XRD 24
3.3.2. Elemental Analysis as evidence for Ca intercalation 25
3.4. Structural Examination 28
4. Conclusion 31
5. Reference 32
요 약 문 38

URI

http://hdl.handle.net/20.500.11750/48079
http://dgist.dcollection.net/common/orgView/200000725431

DOI

10.22677/THESIS.200000725431

Degree

Master

Department

Department of Energy Science and Engineering

Publisher

DGIST

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