Phosphate based cathodes and reduced graphene oxide composite anodes for energy storage applications
This thesis outlines the investigation of various electrode materials for Li-ion battery (LIB) applications. Li-ion batteries are widely used in various portable electronic devices owing to their compactness, light weight, longer life, design flexibility and environment friendliness. This work descr...
| Main Author: | Hameed, Abdulrahman Shahul, |
|---|---|
| Other Authors: | SpringerLink (Online service) |
| Format: | eBook |
| Language: | English |
| Published: |
Singapore :
Springer,
2016.
|
| Physical Description: |
1 online resource (xii, 148 pages) : illustrations (some color). |
| Series: |
Springer theses.
|
| Subjects: |
Table of Contents:
- Supervisor's Foreword; Parts of this thesis have been published in the following journal articles:; Contents; 1 Introduction€to€Li-ion Batteries; Abstract; 1.1 Introduction; 1.2 Definition and Classification of Batteries; 1.2.1 Primary Batteries; 1.2.2 Secondary Batteries; 1.2.3 Comparison of Secondary Batteries; 1.3 Principle of Operation of LIBs; 1.4 Applications of LIBs: State of the Art and Future; 1.5 Research Trend on LIB Materials; 1.5.1 Cathode Materials; 1.5.1.1 Chalcogenides; 1.5.1.2 Layered Oxides, LiMO2; 1.5.1.3 Spinel Oxide (LiMn2O4); 1.5.1.4 Polyanion Based Cathodes.
- 1.5.1.5 Olivine PhosphatesLiVOPO4; Li3M2(PO4)3; Silicates; 1.5.2 Anode Materials; 1.5.2.1 Intercalation Based Anodes; Graphite; TiO2; Li4Ti5O12; 1.5.2.2 Alloying/De-alloying Anodes; Tin Oxides; 1.5.2.3 Conversion Reaction Based Anodes; Iron Oxides; 1.5.2.4 Anodes Based on Both Conversion and Alloying Mechanism; 1.5.3 Electrolyte Materials; 1.6 Aims of the Present Study; 1.7 Thesis Outline; References; 2 Physicochemical and Electrochemical Characterization; Abstract; 2.1 Introduction; 2.2 Synthesis of Electrode Materials; 2.2.1 Hydrothermal Synthesis; 2.2.2 Single Source Precursor Approach.
- 2.2.3 Sonochemical Reaction2.3 Structural Characterization; 2.3.1 Powder X-Ray Diffraction; 2.3.2 In Situ X-Ray Diffraction; 2.3.3 Rietveld Refinement; 2.3.4 Single Crystal X-Ray Diffraction; 2.3.5 Elemental Analysis (EA); 2.3.6 Thermogravimetric Analysis; 2.4 Morphological Characterization; 2.4.1 Scanning Electron Microscopy; 2.4.2 Transmission Electron Microscopy; 2.4.2.1 TEM Sample Preparation; 2.5 Coin Cell Fabrication; 2.5.1 Electrode Fabrication; 2.5.2 Coin Cell Assembly; 2.6 Electrochemical Characterization; 2.6.1 Galvanostatic Cycling; 2.6.1.1 Rate Capability Studies.
- 2.6.2 Cyclic Voltammetry2.6.3 Electrochemical Impedance Spectroscopy (EIS); References; 3 Synthesis and Electrochemical Studies of a Novel MOPOF Cathode Material, [Li2(VO)2(C2O4)(HPO4)2]; Abstract; 3.1 Introduction; 3.2 Experimental Section; 3.2.1 Synthesis of [Li2(VO)2(HPO4)2(C2O4)]·6H2O; 3.2.2 Synthesis of [Li2(VO)2(HPO4)2(C2O4)]; 3.2.3 X-Ray Data Collection and Structure Determination; 3.3 Results and Discussion; 3.3.1 Controlled Synthesis of [Li2(VO)2(HPO4)2(C2O4)]·6H2O; 3.3.1.1 Effect of Molar Ratio of the Reactants; 3.3.1.2 Effect of Temperature; 3.3.2 TGA; 3.3.3 In Situ PXRD.
- 3.3.4 Ab Initio Structure Determination3.3.5 Structure Description; 3.3.6 Galvanostatic Cycling Studies; 3.3.6.1 Rate Capability; 3.3.7 Cyclic Voltammetry; 3.3.8 Electrochemical Impedance Spectroscopy (EIS); 3.3.9 Ex Situ XRD Studies; 3.4 Conclusions; References; 4 Room Temperature Synthesis of rGO/[K2(VO)2(C2O4)(HPO4)2] for Greener and Cheaper Lithium Ion Batteries; Abstract; 4.1 Introduction; 4.2 Experimental Section; 4.2.1 Preparation of Graphene Oxide; 4.2.2 Synthesis of [K2(VO)2(HPO4)2(C2O4)]; 4.2.3 Synthesis of rGO/[K2(VO)2(HPO4)2(C2O4)].