Proceedings of 28th National Conference on Condensed Matter Physics: Condensed Matter Days 2020 (CMDAYS20) (Springer Proceedings in Physics, 269)

This book features selected works presented in the 28th National Conference on Condensed Matter Physics, “Condensed Matter Days (CMDAYS) 2020”, which was held from December 11th to 13th December 2020. The conference brought together seasoned experts and upcoming researchers from all over India to share their research and ideas in the field of condensed matter physics. This book is a glimpse into the works and ideas that were discussed and presented at the conference. It includes works on diverse fields from nanomaterials to fuel cells, photocatalysis to ferromagnetism, application studies to fundamental studies. Preface 6 Contents 8 Contributors 11 1 Molybdenum Disulphide Nanosheet: Hydrothermal Synthesis and Characterization 15 1.1 Introduction 15 1.2 Experimental Details 16 1.2.1 Materials 16 1.2.2 Method 16 1.2.3 Characterization 17 1.3 Results and Discussions 17 1.3.1 Morphology 17 1.3.2 Structure 18 1.3.3 Optical Properties 19 1.3.4 I-V Characteristics 20 1.4 Conclusions 21 References 22 2 Liquid Phase Exfoliation and Microwave Assisted Modification in MoS2 Nanostructure 24 2.1 Introduction 24 2.2 Experimental Methods 25 2.2.1 Calculation of Yield of Exfoliated MoS2 25 2.2.2 Microwave Irradiation on Exfoliated MoS2 26 2.3 Results and Discussions 26 2.3.1 Morphological Characterization 26 2.3.2 Structural Characterization 27 2.3.3 Optical Characterization 28 2.4 Conclusion 30 References 31 3 Effect of Li2SO4 Addition on 35Li2O-65SiO2 Glass System 32 3.1 Introduction 32 3.2 Experimental Procedure 33 3.3 Result and Discussion 33 3.3.1 XRD 33 3.3.2 Differential Thermal Analysis 33 3.3.3 Density, Molar Volume, and Oxygen Packing Density 35 3.3.4 Ionic Transport Number 36 3.3.5 Conductivity Measurement 36 3.3.6 Fourier Transform Infrared Spectroscopy 37 3.4 Conclusion 38 References 38 4 Effect of K2O on the Crystallization Kinetics, Structural, Micro Structural and Mechanical Properties of Lithium Disilicate (Li2Si2O5) Based Glasses and Glass Ceramics 39 4.1 Introduction 39 4.2 Experimental 40 4.3 Results and Discussion 41 4.3.1 DTA and Activation Energy of Crystallization 41 4.3.2 Density, Molar Volume and Microhardness 42 4.3.3 Structural and Micro Structural Studies 44 4.4 Conclusions 45 References 45 5 Enhancement of Electrical Conductivity in Nanostructured Metal Oxide Composite 47 5.1 Introduction 48 5.2 Materials and Methodology 49 5.2.1 Preparation of Pure SnO2 49 5.2.2 Preparation of Pure ZnO 49 5.2.3 Preparation of ZnO-SnO2(1:2) Nanocomposite 49 5.3 Characterization and Conductivity Measurement 50 5.4 Results and Discussion 50 5.5 XRD Analysis 50 5.6 Morphological Analysis 52 5.7 FT-IR Analysis 53 5.8 BET Analysis 54 5.9 Electrical Conductivity Measurement 55 5.10 Conclusions 57 References 58 6 Tunable Exchange Bias Behavior Near Room Temperature in Spinel Chromite 60 6.1 Introduction 60 6.2 Experimental Techniques 61 6.3 Results and Discussions 62 6.3.1 Structural Properties 62 6.3.2 Magnetization Reversal 63 6.3.3 Exchange Bias 64 6.3.4 Bipolar Switching of Magnetization 66 6.4 Conclusions 67 References 67 7 Performance Engineering of C-Doped Titania for Photocatalytic Hydrogen Production Through pH Tuning 68 7.1 Introduction 68 7.2 Experimental 69 7.2.1 Materials and Methods 69 7.2.2 Characterisation 70 7.2.3 Hydrogen Production 70 7.3 Result and Discussion 70 7.4 Conclusion 71 References 74 8 Development of Electrode Plates Using Vapour Deposition Method for RPC Detectors 75 8.1 Introduction 75 8.2 Development of RPC 76 8.2.1 Cutting and Cleaning of Glass Plates and Spacers 76 8.2.2 Conductive Coating 76 8.2.3 Vapour Deposition Method 76 8.2.4 RPC Gas Chamber Design 77 8.2.5 Design of Signal Pick Up Strip 77 8.3 RPC Efficiency Test 77 8.4 Conclusion 79 References 80 9 Incorporation of Rubidium in the Organic–Inorganic FAPbI3 Structure for Stabilizing the Optically Active Perovskite Phase 81 9.1 Introduction 81 9.2 Experimental Details 82 9.3 Results and Discussion 83 9.4 Conclusion 84 References 84 10 Structure, Interband Transition Strength and Estimation of ELF of Perovskite Thin Film of CCT1-xNbxO for x = 0.02 85 10.1 Introduction 85 10.2 Experimental 86 10.3 Results and Discussion 86 10.4 Conclusion 90 References 91 11 Investigation of Proton Transport Mechanism in Protic Ionic Liquid Based Polymeric Nanocomposite Membranes 92 11.1 Introduction 92 11.2 Materials and Methods 93 11.3 Results and Discussions 94 11.3.1 FTIR Analysis 94 11.3.2 Electrical Conductivity Studies 95 11.4 Conclusions 98 References 99 12 Microwave Assisted Reduction of Graphene Oxide: Variation in Reduction Level and Enhancement in Resistive Switching Properties 100 12.1 Introduction 100 12.2 Experimental Procedure 101 12.2.1 Synthesis of rGO 101 12.2.2 Fabrication of Devices 101 12.3 Results and Discussions 102 12.3.1 Photoluminescence (PL) Spectroscopy 102 12.3.2 X-ray Diffraction (XRD) Spectroscopy 103 12.3.3 Scanning Electron Microscopy (SEM) and Transmission Electron Microscopy (TEM) 103 12.3.4 Current Density–Voltage (J-V) Analysis 104 12.4 Conclusion 105 References 106 13 Solar Light-Driven Photocatalytic Activity of CuO Nanospindles Synthesised Via Plasma-Liquid Interaction 107 13.1 Introduction 107 13.2 Experimental Details and Synthesis Process 108 13.3 Results and Discussion 110 13.4 Conclusion 113 References 113 14 Study of Optical Properties of Different Grades Indian Cement Samples Using Terahertz Spectroscopy 115 14.1 Introduction 115 14.2 Experimental Details 116 14.3 Results and Discussion 117 14.4 Conclusions 121 References 121 15 Synthesis and Estimation of Some Optical Properties of Fe2O3 Doped Bi2O3 Thin Film Fabricated by Eccentric Sol-Gel Route 122 15.1 Introduction 122 15.2 Materials and Methods 123 15.3 Results and Discussions 124 15.4 Conclusion 129 References 129 16 Study of Nonlinear Hybrid Optomechanical System Containing Quantum Dot: Possible Applications 130 16.1 Introduction 130 16.2 Theory and Model 131 16.3 Results and Discussion 133 16.3.1 Optical Bistability 133 16.3.2 Controllable MIA and Fano Resonance 133 16.3.3 All Optical Kerr Switch 134 16.4 Conclusion 135 References 135 17 Estimation of Electronic and Optical Properties of Chalcopyrite Semiconductors Using Machine Learning 137 17.1 Introduction 137 17.2 Methodologies 138 17.3 Results and Discussion 141 17.4 Conclusion 142 References 147 18 Flow of Medium Constituent with Charged Magnetic Particles in Presence of External Magnetic Field 148 18.1 Introduction 148 18.2 Formalism 149 18.3 Results and Discussion 153 18.4 Conclusion and Outlook 154 References 154 19 Investigation of Elastic and Dynamical Properties of RhTiSb 156 19.1 Introduction 156 19.2 Computational Details 157 19.3 Result and Discussion 158 19.3.1 Structural and Elastic Properties 158 19.3.2 Lattice Dynamical Properties 161 19.4 Conclusion 162 References 162 20 First Principles Study of TiO2 as Visible Light Catalyst with Ni Doping 164 20.1 Introduction 164 20.2 Computational Method 165 20.3 Results and Discussion 166 20.3.1 Electronic Structure 166 20.3.2 Charge Density 168 20.3.3 Optical Properties 169 20.4 Conclusions 170 References 170 21 Effect of Parametric Variation on Performance of NFA Organic Solar Cell: A Simulation Study 172 21.1 Introduction 172 21.2 Simulation Methodology 173 21.3 Results and Discussion 173 21.3.1 Effect of Absorber Layer Thickness 173 21.3.2 Effect of Carrier Mobility 174 21.3.3 Effect of Defect Density 176 21.4 Conclusion 177 References 180 22 Comparative Analysis of MAPbI3 and FAPbI3 based Perovskite Solar Cells: A Numerical Evaluation 181 22.1 Introduction 181 22.2 Modeling and Simulation Details 182 22.3 Results and Discussion 184 22.3.1 Performance Comparison of MAPbI3 and FAPbI3 Cells 185 22.3.2 Comparison Based on Defect Density Variation 186 22.3.3 Comparison Based on Doping Density Variation 186 22.4 Conclusion 188 References 189 23 Electrical Conductivity for Quasiparticle Graphene-Like System 190 23.1 Introduction 190 23.2 Methodology 191 23.3 Results and Discussion 193 23.4 Summary 195 References 195 24 Quantum Hall Conductivity in Degenerate Electron Gas in Graphene-Like System 197 24.1 Introduction 197 24.2 Formalism 198 24.2.1 The Hall Conductivity for the Graphene-Like System: Classical Scenario 198 24.2.2 The Hall Conductivity for the Graphene-Like System: Quantum Scenario 199 24.3 Results and Discussion 200 24.4 Summary 201 References 202 25 Recent Advances in Magnetically Separable g-C3N4 Based Multi-component Nanocomposites for Visible-Light Driven Photo-Catalysis 203 25.1 Introduction 203 25.1.1 Magnetic Photo-Catalyst Based on g-C3N4 204 25.2 Conclusions and Perspectives 209 References 212 26 Nanocomposites of NiO/Graphene as Efficient Electrocatalyst in Fuel Cell 213 26.1 Introduction 213 26.2 NiO/Graphene as Electrocatalyst in Fuel Cells 214 26.3 Conclusion and Future Perspectives 217 References 217 27 A Review on Pure and Semiconductor Functionalized Ferroelectric Polymer-Based Memory Devices 219 27.1 Introduction 219 27.2 Ferroelectric Polymeric Material and Its Application in Non-volatile Memory Device 221 27.3 Ferroelectric polymer for neuromorphic computing 222 27.4 Conclusions and Outlook 223 References 226 Molybdenum Disulphide Nanosheet: Hydrothermal Synthesis and Characterization -- Liquid phase exfoliation and microwave assisted modification in MoS2 Nanostructure -- Effect of Li2SO4 addition on 35Li2O-65SiO2 Glass System -- Effect of K2O on the crystallization kinetics, structural, micro structural and mechanical properties of Lithium disilicate (Li2Si2O5) based glasses and glass ceramics -- Enhancement of Electrical Conductivity in Nanostructured Metal Oxide Composite -- Tunable Exchange Bias Behavior Near Room Temperature in Spinel Chromite -- Performance engineering of C-doped titania for photocatalytic hydrogen production through pH tuning -- Development of Electrode plates using Vapour Deposition Method for RPC Detectors -- Incorporation of rubidium in the organic-inorganic FAPbI3 structure for stabilizing the optically active perovskite phase -- Structure, Interband Transition Strength and Estimation of ELF of Perovskite Thin Film of CCT1-xNbxO for x=0.02 -- Investigation of proton transport mechanism in protic ionic liquid based polymeric nanocomposite membranes -- Microwave assisted reduction of graphene oxide: variation in reduction level and enhancement in resistive switching properties -- Solar Light-Driven Photocatalytic Activity of CuO Nanospindles Synthesised via Plasma - Liquid Interaction -- Study of optical properties of different grades Indian cement samples using terahertz spectroscopy -- Synthesis and Estimation of Some Optical Properties of Fe2O3 Doped Bi2O3 Thin Film Fabricated by Eccentric Sol-Gel Route -- Study of nonlinear hybrid optomechanical system containing quantum dot : possible applications -- Estimation of Electronic and Optical Properties of Chalcopyrite Semiconductors using Machine Learning -- Flow of medium constituent with charged magnetic particles in presence of external magnetic field -- Investigation of Elastic and Dynamical properties of RhTiSb -- First Principles Study of TiO2 as Visible light Catalyst with Ni Doping -- Effect of Parametric Variation on Performance of NFA Organic Solar Cell: A Simulation Study -- Comparative analysis of MAPbI3 and FAPbI3 based perovskite solar cells: A Numerical Evaluation -- Electrical Conductivity for quasiparticle graphene-like system -- Quantum Hall Conductivity in Degenerate electron gas in Graphene-like system -- Recent advances in magnetically separable g-C3N4 based multi-component nanocomposites for visible-light driven photo-catalysis -- Nanocomposites of NiO/graphene as efficient electrocatalyst in fuel cell -- A review on pure and semiconductor functionalized ferroelectric polymer-based memory devices.