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Porous-Structured Graphene Materials as Electrodes for Electrochemical Applications

学位论文数据集第3-7页
ABSTRACT第7-9页
摘要第10-12页
ABBREVIATIONS第12-24页
CHAPTER ONE Introduction第24-54页
    1.1 The Development of Graphene第24-25页
    1.2 Structure of Graphene第25-27页
    1.3 Morphology of Graphene第27-34页
        1.3.1 Electrical Properties第28-29页
        1.3.2 Optical Properties第29-31页
        1.3.3 Mechanical Properties第31-32页
        1.3.4 Thermal Properties第32-33页
        1.3.5 Chemical Properties第33-34页
    1.4 Synthesis of Graphene第34-40页
        1.4.1 Mechanical Exfoliation or Cleavage第34-36页
        1.4.2 Epitaxial Growth第36-37页
        1.4.3 Chemical vapor deposition (CVD)第37-38页
        1.4.4 Chemical Derivation第38-40页
    1.5 Applications of porous graphene materials第40-42页
        1.5.1 Lithium-ion batteries第40-41页
        1.5.2 Basic concepts for Li-ion batteries第41-42页
    1.6 Principle of operation of LIBs第42-44页
    1.7 Configurations of Li-ion batteries第44-45页
    1.8 Cathode Materials for Li-ion Batteries第45-46页
    1.9 Anode Materials for Li-ion Batteries第46-50页
        1.9.1 Carbon-based anode materials第47-49页
        1.9.2 Alloy-based anode materials第49-50页
    1.10 Graphene as super capacitor第50-51页
    1.11 Graphene as a gas sensor第51-52页
    1.12 Detection of metal ions第52-54页
CHAPTER TWO MATERIALS, METHODS AND CHARACTERIZATION第54-72页
    2.1 Materials第54-55页
    2.2 Methodology and approach第55-56页
    2.3 Materials characterization第56-62页
        2.3.1 Scanning electron microscopy (SEM)第56-57页
        2.3.2. Raman spectroscopy第57-59页
        2.3.3. X-ray Diffraction第59-60页
        2.3.4. Transmission electron microscopy第60-61页
        2.3.5. Thermogravimetric analysis (TGA)第61页
        2.3.6. X-ray photoelectron spectroscopy (XPS)第61-62页
    2.4. Lithium ion battery coin Cell Fabrication第62页
    2.5. Electrode Fabrication第62页
    2.6. Cell assembly第62-63页
    2.7. Electro chemicals tests第63-69页
        2.7.1. Galvanostatic charge-discharge testing第63-64页
        2.7.2. Electrochemical Cyclic voltammetry第64-65页
        2.7.3. Electrochemical Impedance Spectroscopy (EIS)第65-67页
        2.7.4. Differential pulse anodic stripping voltammetry第67-68页
        2.7.5. Three electrode structure test第68-69页
    2.8. Spin coating第69-70页
    2.9. Wettability Techniques第70-72页
CHAPTER THREE TUNING THE MORPHOLOGIES OF FLUORINE-DOPED TIN OXIDES IN THETHREE-DIMENSIONAL ARCHITECTURE OF GRAPHENE FOR HIGH-PERFORMANCE LITHIUM-ION BATTERIES第72-96页
    3.1 Introduction of lithium ion batteries第72-74页
    3.2 Experimental第74-77页
        3.2.1 Preparation of the graphene oxide (GO) hydrogel第74-75页
        3.2.2 Synthesis of F-SnO_x and F-SnO_x@RGO composites第75页
        3.2.3 Material Characterizations第75页
        3.2.4 Electrochemical measurements第75-77页
    3.3 Results and discussion第77-94页
        3.3.1 X-rays Diffraction (XRD) Pattern第79-81页
        3.3.2 X-ray Photon Spectroscopy (XPS)第81-83页
        3.3.3 Adsorption/desortion isotherm第83-84页
        3.3.4 Scanning Electron Microscope (SEM) and Transmission electron microscopy(TEM)第84-86页
        3.3.5 Cyclic Voltammetry (CV) test第86-89页
        3.3.6 Charge/discharge cycles第89-92页
        3.3.7 Electrochemical Impedance spectra (EIS) Measurements第92-94页
    3.4 Summary第94-96页
CHAPTER FOUR MACROPOROUS GRAPHENE THIN FILMS AS ELECTROCHEMICALELECTRODES:ENHANCING THE SENSITIVITY FOR DETECTION OF METAL IONS第96-118页
    4.1 Introduction第96-98页
    4.2 Experimental Section第98-104页
        4.2.1 Materials第98页
        4.2.2 Synthesis of Graphene Oxide Hydrogel第98-99页
        4.2.3 Preparation of Macroporous graphene thin films第99-101页
        4.2.4 Spin Coating第101-102页
        4.2.5 Fabrication of Graphene film electrodes for detection of Metal ions第102-103页
        4.2.6 Electrochemical detection of metal ions 804.3 Result and Discussion第103-104页
    4.3 Result and Discussion第104-115页
        4.3.1 Scanning electron microscope (SEM) Characterization:第104-105页
        4.3.2 Raman Spectroscopy第105-106页
        4.3.3 Wettability Techniques第106-108页
        4.3.4 Cyclic Voltammetric (CV) Detection of metal ions第108-110页
        4.3.5 Electrochemical impedance spectroscopy (EIS) Test第110页
        4.3.6 Differential pulse anodic stripping voltammetry (DPASV), Test第110-115页
    4.4 Summary第115-118页
CHAPTER FIVE CONCLUSIONS第118-122页
    5.1 Conclusion第118-122页
ACKNOWLEDGEMENTS第122-124页
REFERENCES第124-144页
LIST OF PUBLICATIONS第144-146页
Resume of Author第146-148页
Resume of Supervisor第148-150页
Resume of Supervisor-2第150-152页
附录第152-155页

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