Preface xvii List of Abbreviations xix 1 Overview of High-Entropy Materials for Energy Storage: Surface Chemistry and Its Functionality 1 Mukarram Ali, Mohsin Saleem, Tahir Sattar, Muhammad Zubair Khan, Yoon-Cheol Ha, and Jung Hyuk Koh 1.1 Introduction 1 1.2 Fundamental Principles in HEMs 3 1.3 Design and Synthesis of High-Entropy Materials for Energy Storage 5 1.4 High-Entropy Phase Stabilization and Structural Integrity 8 1.5 Compositional Engineering in High-Entropy Materials 12 1.6 High-Entropy Electrodes for Energy Storage 15 1.7 High-Entropy Electrolytes and Interface Engineering 18 1.
8 Advanced Characterization Techniques for HEMs 20 1.9 Challenges, Prospects, and Commercialization Pathways 22 1.10 Summary and Outlook 24 1.11 Outlook 24 2 Perovskite-Based High-Entropy Materials for Energy Storage Applications 33 Asfaq Ali, Sanjeev Verma, Pradeep Kumar Panda, and Tapas Das 2.1 Introduction 33 2.2 Design Strategies and Entropy Engineering in HEPOs 34 2.3 Synthesis Techniques 39 2.4 Energy Storage Applications 42 2.
5 Challenges and Future Prospects 55 2.6 Conclusions 56 3 Functional 2D-Based High-Entropy Materials for Energy Storage Applications 63 Asfaq Ali, Sanjeev Verma, Pradeep Kumar Panda, and Tapas Das 3.1 Introduction 63 3.2 Structural Characteristics and Stabilization of 2D-Based HEMs 66 3.3 Structural Flexibility and Charge Transport in 2D HEMs 67 3.4 Classification and Synthesis of HEMs 68 3.5 Mechanisms of High-Entropy Structures 77 3.6 Applications of High-Entropy 2D Materials in Energy Storage 81 3.
7 Conclusions 90 3.8 Future Scope 91 4 Recent Advancements for High-Entropy Materials for the Dielectric Capacitor 101 Sushree Sangita Swain, Subash Chandra Sahu, Arpan Kumar Nayak, and Rakesh K. Sahoo 4.1 Introduction 101 4.2 Processing Methods and Structural Characteristics of High-Entropy Materials (HEMs) 103 4.3 Synthesis Techniques for High-Entropy Materials (HEMs) 104 4.4 Defining High-Entropy Materials: Composition and Entropy Perspectives 107 4.5 Recently Reported High-Entropy Material 107 4.
6 Potential of High-Entropy Materials (HEMs) in Dielectric Energy Storage Devices 109 4.7 Application of High-Entropy Materials in Dielectric Energy Storage 110\ 4.8 Unique Effects in HEAs and Their Influence on Properties 113 4.9 Challenges in HEM Design for Dielectric Energy Storage 115 4.10 Device-Level Challenges in Incorporating High-Entropy Materials (HEMs) 116 4.11 Temperature-Dependent Conductivity Degradation in HEMs 117 4.12 Dielectric Polarization Response to Temperature Fluctuations in HEMs 118 4.13 Conclusion and Future Perspectives 120 5 Electrokinetics of High-Entropy Materials for Energy Storage Devices 129 Yukti Setia, Nikita Bhatt, Sankeerthana Bellamkonda, and Malaya K.
Sahoo 5.1 Introduction 129 5.2 Fundamentals of Electrokinetics in Energy Storage Devices 130 5.3 Mechanistic Insights: Electrokinetics of HEMs in Energy Storage 136 5.4 Conclusions and Perspectives 151 6 Importance of High-Entropy Materials for Energy Storage Applications 159 Jala Bib Khan, Pradeep Kumar Panda, Pranjyan Dash, and Chien-Te Hsieh 6.1 Introduction 159 6.2 Fundamentals of High-Entropy Materials 160 6.3 Synthesis 162 6.
4 Applications 166 6.5 Challenges and Limitations 175 6.6 Future Prospective 178 7 Noble-Metal-Based High-Entropy Oxides for Energy Storage Applications 185 Dibyananda Majhi, Shreeganesh Subraya Hegde, and Subrahmanyam Challapalli 7.1 Introduction 185 7.2 High-Entropy Oxides and Noble-Metal-Based High-Entropy Oxides 186 7.3 Synthesis Methods for High-Entropy Oxides and Noble-Metal-Based High-Entropy Oxides 189 7.4 Noble-Metal-Based High-Entropy Oxides for Energy Applications 192 7.5 Current Challenges and Future Perspectives 200 7.
6 Conclusions 201 8 Noble-Metal-Free High-Entropy Oxides for Energy Storage Applications 209 Biraj K. Satpathy 8.1 Introduction 209 9 Noble Metal-Based High-Entropy Alloys for Energy Storage Applications 239 Parul Devi 9.1 Introduction 239 9.2 Synthesis Methods 243 9.3 Entropy Enhancement of HEAs 249 9.4 Application of HEAs 250 9.5 Summary and Outlook 254 10 Noble-Metal-Free High-Entropy Alloys for Energy Storage Applications 263 Yukti Setia, Nikita Bhatt, Maneesh Kumar, and Malaya K.
Sahoo 10.1 Introduction 263 10.2 Fundamentals of HEAs 265 10.3 Applications of NMF-HEAs in Energy Storage Devices 268 10.4 Conclusions and Perspectives 281 11 Metal-Free High-Entropy Materials for Energy Storage Applications 289 Jnanranjan Panda, Dipanwita Das, Subhashree Mohanty, and Sumit Majumder 11.1 Introduction 289 11.2 Classification of HEMs 292 11.3 Advanced Synthesis Methods of HEMs 294 11.
4 Characterization Techniques 299 11.5 Application of HEMs in Energy Storage Systems 300 11.6 Advantages and Challenges 308 11.7 Conclusions 309 11.8 Future Perspectives 310 12 Metal-Doped High-Entropy Materials for Energy Storage Applications 315 Barkha Rani, Sourav Ghosh, A. Deepak, and M. Suresh Kumar 12.1 Introduction 315 12.
2 Role of Doping in HEMs for Energy Storage 318 12.3 Synthesis Methods of M-HEMs 319 12.4 Advantages of M-HEMs in Energy Storage Applications 325 12.5 Computational Modeling for M-HEM Development 334 12.6 Conclusions and Future Perspectives 337 13 Noble Metal-Doped High-Entropy Materials for Energy Storage Applications 347 Rajashree Sahoo, Saswat Mohapatra, Swagat Kumar Purohit, and Arpan Kumar Nayak 13.1 Introduction 347 13.2 Outline of the Applications of HEAs in Battery Fabrication 350 13.3 Synthesis 352 13.
4 Summary and Future Scope 369 14 Morphology-Dependent High-Entropy Materials for Energy Storage Applications 377 Pranshula Panigrahi, Manoj Kumar Mallick, and Akshaya Kumar Palai 14.1 Introduction 377 14.2 Advanced Synthesis Techniques for Morphology Control 380 14.3 Characterization of Morphology and Properties 383 14.4 Mechanisms Governing Morphology-Dependent Performance 389 14.5 Potential Energy Storage Applications 391 14.6 Challenges and Future Perspectives 393 14.7 Conclusion 396 15 Industrial Aspects of High-Entropy Materials for Energy Storage Applications 401 Chandan Kumar Panda, Subhashree Behera, Hyun-Suk Kim, and Jungseek Hwang 15.
1 Introduction 401 15.2 Fundamentals of HEMs 404 15.3 Characterization of HEMs 407 15.4 Industrial Energy Storage Technologies Utilizing HEMs 410 15.5 Manufacturing and Industrial Challenges in Energy Storage Applications 415 15.6 Summary and Conclusions 420 16 Current Status, Challenges, and Prospects of High-Entropy Materials 427 Swagat Kumar Purohit, Abhaya Kumar Mishra, Deepak Kumar Pradhan, and Arpan Kumar Nayak 16.1 Introduction 427 16.2 Background 428 16.
3 Synthesis Method for HEMs 429 16.4 Current Status of HEMs as the Electrode in Supercapacitors 432 16.5 Current Status of HEMs as the Electrode in Lithium-Ion Batteries 433 16.6 Current Status of HEMs as the Electrode in Dielectric Materials 433 16.7 Challenges in Using HEMs as the Electrode in Supercapacitors 435 16.8 Challenges in Using HEMs as the Electrode in Lithium-Ion Batteries 435 16.9 Challenges in Using HEMs as the Raw Material for the Synthesis of Dielectric Materials 436 16.10 Prospects of HEMs as the Electrode in Supercapacitors 436 16.
11 Prospects of HEMs as the Electrode in Lithium-Ion Batteries 437 16.12 Prospects of HEMs in the Synthesis of Dielectric Materials 437 References 438 Index 445.