NAC 2019 (eBook)

Participating Countries and Organizations 6
Chairman 6
Co-chairmen 6
International Organizing Committee 6
Local Organizing Committee 7
Participating Countries 7
Preface 8
Contents 9
Contributors 11
Nanomaterials and Nanotechnology 14
1 LPG Sensing Properties of Electrospun In-Situ Polymerized Polyaniline/MWCNT Composite Nanofibers 15
1.1 Introduction 15
1.2 Experimental 17
1.2.1 Materials/Chemicals 17
1.2.2 Synthesis of Poly(Methyl Methacrylate) (PMMA) Nanofibers 18
1.2.3 Fabrication of PAPM and PACPM Nanofibers 18
1.2.4 Characterizations 18
1.3 Results and Discussions 19
1.3.1 Scanning Electron Microscopy (SEM) 19
1.3.2 FTIR Spectroscopy 21
1.3.3 UV-Vis Spectroscopy 22
1.3.4 X-Ray Diffraction 23
1.3.5 LPG Sensing 24
1.4 Conclusions 27
References 28
2 Colour Tunable Photoluminescence from Samarium and Dysprosium Co-doped ZnO Nanofibers 31
2.1 Introduction 31
2.2 Experimental 33
2.3 Results and Discussions 33
2.3.1 Scanning Electron Microscopy 33
2.3.2 Energy Dispersive X-Ray Spectroscopy (EDX) 33
2.3.3 X-Ray Diffraction 34
2.3.4 UV-Vis Spectroscopy 35
2.3.5 Fourier Infrared Transform Spectroscopy (FTIR) 36
2.3.6 Photoluminescence 37
2.4 Conclusions 39
References 40
3 Electromagnetic Interference Shielding Effectiveness of Graphene Based Conducting Polymer Nanocomposites 42
3.1 Introduction 43
3.2 Experimental 44
3.2.1 Materials 44
3.2.2 Synthesis of PANI/GNS and PPy/GNS Nanocomposites 44
3.3 Results and Discussion 45
3.3.1 Morphology 45
3.3.2 UV-VIS Spectroscopy 45
3.3.3 FTIR Spectroscopy 46
3.3.4 Electrical Conductivity 46
3.3.5 Permittivity 47
3.3.6 Electromagnetic Interference (EMI) Shielding 48
3.4 Conclusion 49
References 50
4 Phase Separated Structures of Mixed Carrageenan Gels Elucidated Using Particle Tracking 52
4.1 Introduction 52
4.2 Experimental Procedures 53
4.2.1 Sample Preparation 53
4.2.2 Rheological Measurement 53
4.2.3 Particle Tracking Measurements 54
4.3 Results and Discussion 54
4.3.1 Dynamic Rheological Properties 54
4.3.2 Particle Tracking on Cooling 55
4.3.3 Effect of 1 Day Storage on the Network Structure View by Particle Tracking 56
4.3.4 Effect of Cooling Rate on the Network Structure View by Particle Tracking 57
4.4 Conclusion 58
References 59
Recycle Composites 60
5 Synthesis of Na-P Zeolite from Geothermal Sludge 61
5.1 Introduction 61
5.2 Experimental Procedures 63
5.3 Results and Discussions 64
5.4 Conclusions 67
References 68
6 Green Composites Based on Poly (Lactic Acid) and Bamboo Fiber: Flame Retardancy, Thermal, and Mechanical Properties 70
6.1 Introduction 70
6.2 Experimental Procedures 71
6.2.1 Material 71
6.2.2 Characterizations 72
6.2.3 Modification of APP 72
6.2.4 Preparation of PLA Composite 72
6.3 Results and Discussions 72
6.4 Conclusions 76
References 78
Green Composites 79
7 Study of Morphology and Environmental Properties of Styrene-Butadiene Rubber-Carbon Black Nanocomposites 80
7.1 Introduction 80
7.2 Experimental 82
7.2.1 Materials 82
7.2.2 Styrene Butadiene Rubber Nanocomposites Preparation 82
7.2.3 Rubber Compounding 82
7.3 Characterizations 83
7.3.1 Fourier Transform Infrared Spectroscopy (FTIR) 83
7.3.2 Raman Spectra 83
7.3.3 Morphology 83
7.3.4 Ozone Obstruction 83
7.3.5 Flame Resistance 84
7.4 Results and Discussion 84
7.4.1 Elemental Measurements 84
7.4.2 Fourier Transform Infrared Spectroscopy 85
7.4.3 Raman Spectra 86
7.4.4 Morphology 88
7.4.5 Ozone Resistance 89
7.4.6 Flame Resistance 90
7.5 Conclusions 91
References 92
8 Comparative Study of Dye Removal Using PANI/TiO2 and PANI/GNS Nanocomposites 93
8.1 Introduction 93
8.2 Experimental 94
8.2.1 Synthesis of Pure PANI 94
8.2.2 Synthesis of TiO2 Nanoparticles 95
8.2.3 Synthesis of PANI/TiO2 Nanocomposite 95
8.2.4 Synthesis of PANI/GNS Nanocomposite 95
8.3 Results and Discussion 95
8.3.1 Scanning Electron Microscopy 95
8.3.2 UV-Visible Spectroscopy 96
8.4 Conclusions 99
References 99
9 Electrospun Eu(TTA)3Phen/Polymer Blend Nanofibers for Photoluminescent Smart Fabrics 101
9.1 Introduction 102
9.2 Experimental 103
9.2.1 Preparation of Eu(TTA)3Phen Complex 103
9.2.2 Preparation of Eu(TTA)3Phen/Polymer Blend Solutions 103
9.2.3 Preparation of Eu(TTA)3Phen/Polymer Blend Nanofibers 104
9.3 Results and Discussion 104
9.3.1 Scanning Electron Microscopy 104
9.3.2 FTIR Spectroscopy 105
9.3.3 X-Ray Diffraction 106
9.3.4 Photoluminescence 106
9.4 Conclusion 109
References 110
10 Influence of Polymer in Photoluminescence Properties of Electrospun Eu3+ Doped Polymer Nanofibers 112
10.1 Introduction 112
10.2 Experimental 114
10.3 Results and Discussion 115
10.3.1 Scanning Electron Microscopy (SEM) and Energy Dispersive X-Ray Spectroscopy (EDX) 115
10.3.2 Photoluminescence 117
10.4 Conclusion 120
References 121
Mechanical Materials 122
11 The Effect of Compressed Air Pressure and Stand-off Distance on the Twin Wire Arc Spray (TWAS) Coating for Pump Impeller from AISI 304 Stainless Steel 123
11.1 Introduction 124
11.2 Experimental Procedures 125
11.3 Results and Discussions 127
11.4 Conclusions 132
References 132
12 An Application of High Temperature Gas Nitriding (HTGN) Method to Improve the Quality of Implant Materials 316L and 316LVM 135
12.1 Introduction 135
12.2 Experimental Procedures 136
12.3 Results and Discussions 137
12.4 Conclusions 145
References 145
13 Effect of Variable Loading on Very High Cycle Fretting Fatigue of Chromium-Molybdenum Steel 147
13.1 Introduction 147
13.2 Material, Experimental Procedures and Fatigue Life Prediction 148
13.2.1 Material 148
13.2.2 Ultrasonic Torsional Fretting Fatigue Testing 148
13.2.3 Linear Damage Accumulation Rule 150
13.3 Results and Discussion 151
13.4 Conclusions 153
References 153
Author Index 154
Subject Index 156