Nanostructured Gas Sensors: Fundamentals, Devices, and Applications

Cover
Half Title
Title Page
Copyright Page
Table of Contents
Preface
Chapter 1: Introduction to Nanomaterials and Nanostructures
	1.1: Introduction
		1.1.1: Nanomaterials
		1.1.2: About Nano Science/Technology
		1.1.3: Nanostructured Materials in Sensing Technology
	1.2: Properties of Nanomaterials
		1.2.1: Mechanical Properties
		1.2.2: Optical Properties
		1.2.3: Electronic Properties
		1.2.4: Magnetic Properties
	1.3: Various Synthesis Techniques for Nanomaterials
		1.3.1: Synthesis of Nanomaterials by Biological Route
		1.3.2: Synthesis of Nanomaterials by Physical Route
		1.3.3: Synthesis of Nanomaterials by Chemical Route
			1.3.3.1: Co-precipitation method
			1.3.3.2: Hydrothermal method
			1.3.3.3: Sol–gel method
			1.3.3.4: Microwave-assisted techniques
	1.4: Gas Sensing Based on Nanostructured Materials
Chapter 2: Characterization of Nanomaterials
	2.1: Basics to Visualization Techniques for Nanomaterials
		2.1.1: Scanning Electron Microscopy
			2.1.1.1: Instrument arrangement
			2.1.1.2: Signal detection
			2.1.1.3: Detector
			2.1.1.4: Sample preparation
			2.1.1.5: SEM image acquisition
		2.1.2: TEM
			2.1.2.1: Instrumentation
			2.1.2.2: HR-TEM
			2.1.2.3: Liquid TEM
			2.1.2.4: S-TEM
		2.1.3: Atomic Force Microscope
			2.1.3.1: Working principle and instrumentation
			2.1.3.2: Scanning methods for advanced imaging modes
			2.1.3.3: AFM modes
	2.2: Basics to Analytical Techniques for Nanomaterials
		2.2.1: UV–Visible Spectroscopy
			2.2.1.1: Principle
			2.2.1.2: Beer–Lambert law
			2.2.1.3: Sample preparation
			2.2.1.4: Components of optical spectrometers
			2.2.1.5: Type of UV/visible spectrophotometer
		2.2.2: Fourier Transform Infrared Spectroscopy
			2.2.2.1: Working principle
			2.2.2.2: Instrumentation
			2.2.2.3: Various techniques for examining samples
		2.2.3: X-Ray Diffraction
			2.2.3.1: Instrumentation
			2.2.3.2: Sample preparation
			2.2.3.3: Distortions
			2.2.3.4: Micro XRD
Chapter 3: Introduction to Gas Sensing
	3.1: Introduction
	3.2: Various Operating Principles of Gas Sensors
		3.2.1: Catalytic Sensors
			3.2.1.1: Pellistor sensors
			3.2.1.2: Thermoelectric sensors
		3.2.2: Thermal Conductivity Sensors
		3.2.3: Electrochemical Sensors
			3.2.3.1: Amperometric sensors
			3.2.3.2: Potentiometric sensors
			3.2.3.3: Resistance-based sensors
			3.2.3.4: Work function-based sensors
	3.3: Metal Oxide Nanostructures
		3.3.1: Method of Improving Gas Sensing Performance
			3.3.1.1: Decorating with nanoparticles of noble metals
			3.3.1.2: Metal doping
			3.3.1.3: Mixing with carbonaceous nanomaterials
			3.3.1.4: Constructing heterojunction
Chapter 4: Introduction to Device Fabrication
	4.1: Introduction
	4.2: Fabrication Methodologies
		4.2.1: Photolithography
		4.2.2: Physical Vapor Deposition
		4.2.3: Chemical Vapor Deposition
		4.2.4: Hydrothermal Deposition Method
Chapter 5: Gas Sensing Applications and Challenges
	5.1: Introduction
	5.2: Applications of Gas Sensors
		5.2.1: Environmental Applications
		5.2.2: Automotive Applications
		5.2.3: Biomedical Applications
		5.2.4: Healthcare Applications
	5.3: Future Applications
		5.3.1: E-Noses
		5.3.2: Challenges and Solutions of Smart Gas Sensing
			5.3.2.1: Reusability and repeatability
			5.3.2.2: Miniaturization and circuit integration
			5.3.2.3: Real-time monitoring
			5.3.3.3: Wireless gas sensors based on the IoT
Index