Chandan Kumar Sarkar – författare

Nanoelectronics: Physics, Materials and Devices addresses the concepts involved in the exploration of research on nanoscale electronics and photonic devices and their application in next-generation integrated circuits (ICs). The book presents a detailed discussion on the field of nanoscale electronic and photonic devices, as well as the most recent techniques for the modeling and simulation of these devices. It provides an in-depth analysis of theoretical frameworks, the fundamental physics underlying device operation, computational modeling, simulation methods, and circuit applications of nanoscale devices. The purpose of this book is to provide a desirable balance between basic background and concepts to improve device performance.In this book, both qualitative and quantitative approaches are considered to analyze and explore the contributions made by various researchers actively engaged in nanoscale device research. The book's main motivation is to help solve the challenges of analyzing and exploring the electrical behaviors of contemporary nanoscale device technologies. It purposefully builds the principles of nano electronic devices gradually, invigorating those of micro electronic devices.

Addresses the conceptual, architectural, and design challenges faced by emerging nanoscale devices as a replacement of conventional MOSFETServes as a guide to researchers by suggesting research directions and potential applicationsExplains the use of Technology Computer-Aided Design software (TCAD) to produce numerical simulations of nanoscale devices

Nano particles have created a high interest in recent years by virtue of their unusual mechanical, electrical, optical and magnetic properties and find wide applications in all fields of engineering. This edited volume aims to present the latest trends and updates in nanogenerators, thin film solar cells and green synthesis of metallic nanoparticles with a focus on nanostructured semiconductor devices. Exclusive chapter on electrical transport of nanostructure explains device physics for material properties for reduced dimensions. Additionally, the text describes the functionality of metallic nanoparticles and their application in molecular imaging and optical metamaterials. Piezoelectric nanogenerators has been touched upon from the energy perspective as well.Key Features:• Organized contents on Nanogenerators, VOC sensing, nanoelectronics, and NEMS.• Discusses eco-friendly green synthesis methods for metallic nanoparticles.• Touches upon low power nano devices (e.g. nanogenerators) for energy harvesting with quantum mechanical study.• Thin film/heterojunction based high efficiency solar cell addressed aimed at reducing global energy consumption.

How Can We Lower the Power Consumption of Gas Sensors?There is a growing demand for low-power, high-density gas sensor arrays that can overcome problems relative to high power consumption. Low power consumption is a prerequisite for any type of sensor system to operate at optimum efficiency. Focused on fabrication-friendly microelectromechanical systems (MEMS) and other areas of sensor technology, MEMS and Nanotechnology for Gas Sensors explores the distinct advantages of using MEMS in low power consumption, and provides extensive coverage of the MEMS/nanotechnology platform for gas sensor applications.This book outlines the microfabrication technology needed to fabricate a gas sensor on a MEMS platform. It discusses semiconductors, graphene, nanocrystalline ZnO-based microfabricated sensors, and nanostructures for volatile organic compounds. It also includes performance parameters for the state of the art of sensors, and the applications of MEMS and nanotechnology in different areas relevant to the sensor domain.In addition, the book includes: An introduction to MEMS for MEMS materials, and a historical background of MEMSA concept for cleanroom technologyThe substrate materials used for MEMSTwo types of deposition techniques, including chemical vapour deposition (CVD)The properties and types of photoresists, and the photolithographic processesDifferent micromachining techniques for the gas sensor platform, and bulk and surface micromachiningThe design issues of a microheater for MEMS-based sensorsThe synthesis technique of a nanocrystalline metal oxide layerA detailed review about graphene; its different deposition techniques; and its important electronic, electrical, and mechanical properties with its application as a gas sensorLow-cost, low-temperature synthesis techniquesAn explanation of volatile organic compound (VOC) detection and how relative humidity affects the sensing parameters MEMS and Nanotechnology for Gas Sensors provides a broad overview of current, emerging, and possible future MEMS applications. MEMS technology can be applied in the automotive, consumer, industrial, and biotechnology domains.

This book covers various facets of nanomaterials and their applications including low-dimensional materials along with discussions on in vitro cell imaging, bioanalyses, UV laser applications of scheelite-type nanomaterials, and nanosized cyanobridged metal-organic frameworks, including high spin transition metal ions. It explains transition metal dichalcogenides and magnetic tunnel junction devices as an alternative to complementary metal-oxide semiconductors. One of the main aims of this book is to grow interest in the atomistic simulation process and characterization of these nanoscale devices. Details the recent advances in the application of nanomaterials for nanoelectronics devices, sensors, and memories Describes the first-principles approach to ultrasensitive electrically doped biosensors Discusses the application of nanomaterials in spintronic devices, specifically magnetic tunnel junction devices with new architectures Covers nanomaterials in water purification and conducting polymer nanocomposites in electrochemical supercapacitors Presents the theoretical background of next-generation MRI contrast agents with nanosized cyanobridged metal-organic frameworks including high spin transition metal ionsThis book is aimed at researchers and graduate students of materials engineering and nanoelectronics.

This book covers various facets of nanomaterials and their applications including low-dimensional materials along with discussions on in vitro cell imaging, bioanalyses, UV laser applications of scheelite-type nanomaterials, and nanosized cyanobridged metal-organic frameworks, including high spin transition metal ions. It explains transition metal dichalcogenides and magnetic tunnel junction devices as an alternative to complementary metal-oxide semiconductors. One of the main aims of this book is to grow interest in the atomistic simulation process and characterization of these nanoscale devices. Details the recent advances in the application of nanomaterials for nanoelectronics devices, sensors, and memories Describes the first-principles approach to ultrasensitive electrically doped biosensors Discusses the application of nanomaterials in spintronic devices, specifically magnetic tunnel junction devices with new architectures Covers nanomaterials in water purification and conducting polymer nanocomposites in electrochemical supercapacitors Presents the theoretical background of next-generation MRI contrast agents with nanosized cyanobridged metal-organic frameworks including high spin transition metal ionsThis book is aimed at researchers and graduate students of materials engineering and nanoelectronics.

OPTICAL SWITCHING Comprehensive coverage of optical switching technologies and their applications in optical networks Optical Switching: Device Technology and Applications in Networks delivers an accessible exploration of the evolution of optical networks with clear explanations of the current state-of-the-art in the field and modern challenges in the development of Internet-of-Things devices. A variety of optical switches—including MEMS-based, magneto, photonic, and SOA-based—are discussed, as is the application of optical switches in networks. The book is written in a tutorial style, easily understood by both undergraduate and graduate students. It describes the fundamentals and recent developments in optical switch networks and examines the architectural and design challenges faced by those who design and construct emerging optical switch networks, as well as how to overcome those challenges. The book offers ways to assess and analyze systems and applications, comparing a variety of approaches available to the reader. It also provides: A thorough introduction to switch characterization, including optical, electro optical, thermo optical, magneto optical, and acoustic-optic switchesComprehensive explorations of MEMS-based, SOA-based, liquid crystal, photonic crystal, and optical electrical optical (OEO) switchesPractical discussions of quantum optical switches, as well as nonlinear optical switchesIn-depth examinations of the application of optical switches in networks, including switch fabric control and optical switching for high-performance computingPerfect for researchers and professionals in the fields of telecommunications, Internet of Things, and optoelectronics, Optical Switching: Device Technology and Applications in Networks will also earn a place in the libraries of advanced undergraduate and graduate students studying optical networks, optical communications, and sensor applications.

Nano particles have created a high interest in recent years by virtue of their unusual mechanical, electrical, optical and magnetic properties and find wide applications in all fields of engineering. This edited volume aims to present the latest trends and updates in nanogenerators, thin film solar cells and green synthesis of metallic nanoparticles with a focus on nanostructured semiconductor devices. Exclusive chapter on electrical transport of nanostructure explains device physics for material properties for reduced dimensions. Additionally, the text describes the functionality of metallic nanoparticles and their application in molecular imaging and optical metamaterials. Piezoelectric nanogenerators has been touched upon from the energy perspective as well.Key Features:• Organized contents on Nanogenerators, VOC sensing, nanoelectronics, and NEMS.• Discusses eco-friendly green synthesis methods for metallic nanoparticles.• Touches upon low power nano devices (e.g. nanogenerators) for energy harvesting with quantum mechanical study.• Thin film/heterojunction based high efficiency solar cell addressed aimed at reducing global energy consumption.

Responding to recent developments and a growing VLSI circuit manufacturing market, Technology Computer Aided Design: Simulation for VLSI MOSFET examines advanced MOSFET processes and devices through TCAD numerical simulations. The book provides a balanced summary of TCAD and MOSFET basic concepts, equations, physics, and new technologies related to TCAD and MOSFET. A firm grasp of these concepts allows for the design of better models, thus streamlining the design process, saving time and money. This book places emphasis on the importance of modeling and simulations of VLSI MOS transistors and TCAD software. Providing background concepts involved in the TCAD simulation of MOSFET devices, it presents concepts in a simplified manner, frequently using comparisons to everyday-life experiences. The book then explains concepts in depth, with required mathematics and program code. This book also details the classical semiconductor physics for understanding the principle of operations for VLSI MOS transistors, illustrates recent developments in the area of MOSFET and other electronic devices, and analyzes the evolution of the role of modeling and simulation of MOSFET. It also provides exposure to the two most commercially popular TCAD simulation tools Silvaco and Sentaurus.• Emphasizes the need for TCAD simulation to be included within VLSI design flow for nano-scale integrated circuits• Introduces the advantages of TCAD simulations for device and process technology characterization• Presents the fundamental physics and mathematics incorporated in the TCAD tools• Includes popular commercial TCAD simulation tools (Silvaco and Sentaurus)• Provides characterization of performances of VLSI MOSFETs through TCAD tools • Offers familiarization to compact modeling for VLSI circuit simulationR&D cost and time for electronic product development is drastically reduced by taking advantage of TCAD tools, making it indispensable for modern VLSI device technologies. They provide a means to characterize the MOS transistors and improve the VLSI circuit simulation procedure. The comprehensive information and systematic approach to design, characterization, fabrication, and computation of VLSI MOS transistor through TCAD tools presented in this book provides a thorough foundation for the development of models that simplify the design verification process and make it cost effective.

Responding to recent developments and a growing VLSI circuit manufacturing market, Technology Computer Aided Design: Simulation for VLSI MOSFET examines advanced MOSFET processes and devices through TCAD numerical simulations. The book provides a balanced summary of TCAD and MOSFET basic concepts, equations, physics, and new technologies related to TCAD and MOSFET. A firm grasp of these concepts allows for the design of better models, thus streamlining the design process, saving time and money. This book places emphasis on the importance of modeling and simulations of VLSI MOS transistors and TCAD software. Providing background concepts involved in the TCAD simulation of MOSFET devices, it presents concepts in a simplified manner, frequently using comparisons to everyday-life experiences. The book then explains concepts in depth, with required mathematics and program code. This book also details the classical semiconductor physics for understanding the principle of operations for VLSI MOS transistors, illustrates recent developments in the area of MOSFET and other electronic devices, and analyzes the evolution of the role of modeling and simulation of MOSFET. It also provides exposure to the two most commercially popular TCAD simulation tools Silvaco and Sentaurus.• Emphasizes the need for TCAD simulation to be included within VLSI design flow for nano-scale integrated circuits• Introduces the advantages of TCAD simulations for device and process technology characterization• Presents the fundamental physics and mathematics incorporated in the TCAD tools• Includes popular commercial TCAD simulation tools (Silvaco and Sentaurus)• Provides characterization of performances of VLSI MOSFETs through TCAD tools • Offers familiarization to compact modeling for VLSI circuit simulationR&D cost and time for electronic product development is drastically reduced by taking advantage of TCAD tools, making it indispensable for modern VLSI device technologies. They provide a means to characterize the MOS transistors and improve the VLSI circuit simulation procedure. The comprehensive information and systematic approach to design, characterization, fabrication, and computation of VLSI MOS transistor through TCAD tools presented in this book provides a thorough foundation for the development of models that simplify the design verification process and make it cost effective.

How Can We Lower the Power Consumption of Gas Sensors?There is a growing demand for low-power, high-density gas sensor arrays that can overcome problems relative to high power consumption. Low power consumption is a prerequisite for any type of sensor system to operate at optimum efficiency. Focused on fabrication-friendly microelectromechanical systems (MEMS) and other areas of sensor technology, MEMS and Nanotechnology for Gas Sensors explores the distinct advantages of using MEMS in low power consumption, and provides extensive coverage of the MEMS/nanotechnology platform for gas sensor applications.This book outlines the microfabrication technology needed to fabricate a gas sensor on a MEMS platform. It discusses semiconductors, graphene, nanocrystalline ZnO-based microfabricated sensors, and nanostructures for volatile organic compounds. It also includes performance parameters for the state of the art of sensors, and the applications of MEMS and nanotechnology in different areas relevant to the sensor domain.In addition, the book includes: An introduction to MEMS for MEMS materials, and a historical background of MEMSA concept for cleanroom technologyThe substrate materials used for MEMSTwo types of deposition techniques, including chemical vapour deposition (CVD)The properties and types of photoresists, and the photolithographic processesDifferent micromachining techniques for the gas sensor platform, and bulk and surface micromachiningThe design issues of a microheater for MEMS-based sensorsThe synthesis technique of a nanocrystalline metal oxide layerA detailed review about graphene; its different deposition techniques; and its important electronic, electrical, and mechanical properties with its application as a gas sensorLow-cost, low-temperature synthesis techniquesAn explanation of volatile organic compound (VOC) detection and how relative humidity affects the sensing parametersMEMS and Nanotechnology for Gas Sensors provides a broad overview of current, emerging, and possible future MEMS applications. MEMS technology can be applied in the automotive, consumer, industrial, and biotechnology domains.

This book teaches basic and advanced concepts, new methodologies and recent developments in VLSI technology with a focus on low power design. It provides insight on how to use Tanner Spice, Cadence tools, Xilinx tools, VHDL programming and Synopsis to design simple and complex circuits using latest state-of-the art technologies. Emphasis is placed on fundamental transistor circuit-level design concepts.

Starting from a brush-up of the basic quantum mechanics and materials science, the book helps to gradually build up understanding of the various effects of quantum confinement, optical-electronic properties of nanoparticles and major nanomaterials.