This book covers the latest advancements in the field of nanoelectronics using most popular low dimensional materials, namely carbon nanotubes (CNTs), graphene, silicene, and molybdenum disulfide (MoS2), that dem onstrate how high electron mobility, quantum confinement effects, and low power consumption make them as essential substitutes for traditional silicon based devices in applications ranging from logic gates and memories to sensors and energy storage. Furthermore, the concepts discussed herein are crucial for realizing cutting edge fields like nanophotonics, nanoscale circuit design, and the hardware implementation of future technologies.This book Introduces topics on the structure, properties, and applications of CNTs and 2D materials, including graphene, silicene, and MoS2. Presents the physical and electrical properties of nanoscale materi als and modern applications of CNTs such as field effect transistors (FETs), biomedical applications, batteries, fuel cells, solar cells, energy storage, memory, metal-oxide-semiconductor field effect transistor (MOSFET), logic gates, circuits, and tunneling CNT FET. Discusses the basic concepts and principles of capacitors and super capacitors, highlighting the advantages of carbonaceous materials for supercapacitor applications. Includes recent developments in carbonaceous material based hybrid supercapacitors, including the use of three dimensional (3D) archi tectures, the integration of carbonaceous materials with metal oxides and transition metal dichalcogenides (TMDs), and the development of flexible and wearable devices discussed in detail. Highlights diverse applications of graphene such as energy storage, supercapacitors, optoelectronics, biomedical engineering, and water purification. Special attention is given to its antibacterial activity, functionalization strategies, and role in next generation devices. Includes graphene FET (GFET) and different types of MOSFET structures pertaining to GFET and its applications. It also presents com parative studies to manifest its viability for integrated circuits. Highlights recent developments in the field of nanoscale devices based on graphene and silicene, such as biosensing and gas sensing, thermo electric devices, and optoelectronic applications. Presents topics on spintronic devices, optoelectronic and photonic appli cations, sensing applications (gas, biosensors), lithium ion batteries, and MoS2-graphene composites. Discusses in detail the potential applications of MoS2 material to improve the performance of perovskite, copper indium gallium selenide (CIGS), cadmium telluride (CdTe), and organic solar cell devices. Provides significant insights into the potential role of MoS2 in advancing computational hardware and data storage technologies, thereby facili tating the development of more efficient and versatile electronic systems. Highlights the recent developments in MoS2 composites, electrochemical energy storage for supercapacitors, and symmetric, asymmetric/hybrid supercapacitor devices, along with a summary and future perspective. It is primarily written for senior undergraduates, graduate students, and aca demic researchers in the fields of physics, computer science, nanoelectronics, electrical engineering, electronics and communications engineering, nanosci ence, and nanotechnology.
