Theory and Modeling of Cylindrical Nanostructures for High-Resolution Coverage Spectroscopy presents a new method for the evaluation of the coverage distribution of randomly deposited nanoparticles, such as single-walled carbon nanotubes and Ag nanowires over the substrate (oxides, SiO2, Si3N4, glass etc.), through height measurements performed by scanning probe microscopy techniques, like Atomic Force Microscopy (AFM). The deposition of nanoparticles and how they aggregate in multiple layers over the substrate is one of the most important aspects of solution processed materials determining device performances. The coverage spectroscopy method presented in the book is strongly application oriented and has several implementations supporting advanced surface analysis through many scanning probe microscopy techniques. Therefore this book will be of great value to both materials scientists and physicists who conduct research in this area. Demonstrates how to measure quantitatively the composition of coverage of nanoparticles, exploiting the distribution of the nanoparticles into several aggregates Explains the method for evaluation of the coverage distribution of a substrate by randomly deposited nanoparticles utilizing experimental data provided by scanning probe microscopy techniques Explains how the methods outlined can be used for a range of spectroscopy applications Provides great value to both materials scientists and physicists who conduct research in the modeling of cylindrical nanostructures
This comprehensive, modular treatment of the challenging issues involved in very high-speed optical transmission systems contains all the theory and practical design criteria required to optimise transmission system design. Each chapter covers the theoretical modelling of a given system; chapters are well supported by real-world worked examples and accompanied by MATLAB code and receiver design examples. Critical analysis and comparison of engineering solutions is presented, to make clear the principles underlying system performance optimisation, and a broad range of transmission systems is discussed, including the status and performance demands of the Terabit systems now entering the next generation market. Blending theoretical and practical considerations for high-speed fiber optic systems design, this is an indispensable reference for all forward-looking professionals and researchers in optical communications.
This book highlights many fundamental aspects of optical fiber transmission engineering while also focusing on current state of the art applications and working examples of digital coherent optical communications. Major engineering themes are reviewed and analyzed in this book, including spectral and time-domain characteristics of multi-level pseudo-random PAM signals, optical QAM and SSB complex modulations and impulse response engineering of linear amplifiers used in next-generation Gbaud transmission systems. This book is balanced between theoretical and numerical simulation approaches, showing numerous working examples developed in Matlab. Presents an in-depth analysis of pseudo-random multi-level signals and high-order complex modulations to support coherent terabit transmission systems; Provides a unified approach to challenging engineering issues encountered in the design of Giga-baud coherent optical transmission systems using high-order complex modulation formats; Reviews engineering themes and provides in-depth analysis, modeling and quantitative examples and solutions of state of the art and future applications.
Multi-Gigabit Transmission over Multimode Optical Fibre presents a system design approach to single-wavelength laser-based multimode optical fibre transmission systems, operating at multi-gigabit data rates. The first part of the book focuses on theoretical issues, covering close-form mathematical modelling of multimode fibre behaviour, with special attention on the impulse response. Part two presents a modular system modelling approach discussing its features, applications, and limitations. The author gives a detailed discussion of the Electronic Dispersion Compensator implemented using the Decision Feedback Equalizer technique. In addition, pioneering laboratory measurements of 10GbE over several hundreds of meters of legacy multimode fibres are presented in a systematic context for the first time. Multi-Gigabit Transmission over Multimode Optical Fibre: Provides a comprehensive guide to single-wavelength laser-based multimode optical fibre transmission systems, covering physics, systems and networks. Covers the theory, modelling and design criteria of high speed and multimode fibre optic communication systems. Explains waveguide theories, opto-electronic devices and system design. Offers a self-contained description of the optical pulse propagation theory. Discusses Electronic Dispersion Compensation technique as the most efficient mitigation of the multimode pulse dispersion. Multi-Gigabit Transmission over Multimode Optical Fibre will be an essential resource for R&D engineers and system designers, as well as advanced undergraduate and postgraduate students in the area of telecommunications and networking.
A comprehensive reference to noise and signal interference in optical fiber communications Noise and Signal Interference in Optical Fiber Transmission Systems is a compendium on specific topics within optical fiber transmission and the optimization process of the system design. It offers comprehensive treatment of noise and intersymbol interference (ISI) components affecting optical fiber communications systems, containing coverage on noise from the light source, the fiber and the receiver. The ISI is modeled with a statistical approach, leading to new useful computational methods. The author discusses the subject with the help of numerous applications and simulations of noise and signal interference theory. Key features: Complete all-in-one reference on the subject for engineers and designers of optical fiber transmission systems Discusses the physical principles behind several noise contributions encountered in the optical communications systems design, including contributions from the light source, the fiber and the receiver Covers the theory of the ISI for the binary signal, as well as noise statistics Discusses the theory and the mathematical models of the numerous noise components (such as optical noise, photodetection noise and reflection noise) Introduces the frequency description of the ISI and provides new calculation methods based on the characteristic functions Provides useful tools and examples for optimum design of optical fiber transmission networks and systems This book will serve as a comprehensive reference for researchers, R & D engineers, developers and designers working on optical transmission systems and optical communications. Advanced students in optical communications and related fields will also find this book useful.
Theory and Modeling of Cylindrical Nanostructures for High-Resolution Coverage Spectroscopy presents a new method for the evaluation of the coverage distribution of randomly deposited nanoparticles, such as single-walled carbon nanotubes and Ag nanowires over the substrate (oxides, SiO2, Si3N4, glass etc.), through height measurements performed by scanning probe microscopy techniques, like Atomic Force Microscopy (AFM). The deposition of nanoparticles and how they aggregate in multiple layers over the substrate is one of the most important aspects of solution processed materials determining device performances. The coverage spectroscopy method presented in the book is strongly application oriented and has several implementations supporting advanced surface analysis through many scanning probe microscopy techniques. Therefore this book will be of great value to both materials scientists and physicists who conduct research in this area. Demonstrates how to measure quantitatively the composition of coverage of nanoparticles, exploiting the distribution of the nanoparticles into several aggregates Explains the method for evaluation of the coverage distribution of a substrate by randomly deposited nanoparticles utilizing experimental data provided by scanning probe microscopy techniques Explains how the methods outlined can be used for a range of spectroscopy applications Provides great value to both materials scientists and physicists who conduct research in the modeling of cylindrical nanostructures
This book highlights many fundamental aspects of optical fiber transmission engineering while also focusing on current state of the art applications and working examples of digital coherent optical communications. Major engineering themes are reviewed and analyzed in this book, including spectral and time-domain characteristics of multi-level pseudo-random PAM signals, optical QAM and SSB complex modulations and impulse response engineering of linear amplifiers used in next-generation Gbaud transmission systems. This book is balanced between theoretical and numerical simulation approaches, showing numerous working examples developed in Matlab. Presents an in-depth analysis of pseudo-random multi-level signals and high-order complex modulations to support coherent terabit transmission systems; Provides a unified approach to challenging engineering issues encountered in the design of Giga-baud coherent optical transmission systems using high-order complex modulation formats; Reviews engineering themes and provides in-depth analysis, modeling and quantitative examples and solutions of state of the art and future applications.
Multi-Gigabit Transmission over Multimode Optical Fibre presents a system design approach to single-wavelength laser-based multimode optical fibre transmission systems, operating at multi-gigabit data rates. The first part of the book focuses on theoretical issues, covering close-form mathematical modelling of multimode fibre behaviour, with special attention on the impulse response. Part two presents a modular system modelling approach discussing its features, applications, and limitations. The author gives a detailed discussion of the Electronic Dispersion Compensator implemented using the Decision Feedback Equalizer technique. In addition, pioneering laboratory measurements of 10GbE over several hundreds of meters of legacy multimode fibres are presented in a systematic context for the first time. Multi-Gigabit Transmission over Multimode Optical Fibre: Provides a comprehensive guide to single-wavelength laser-based multimode optical fibre transmission systems, covering physics, systems and networks. Covers the theory, modelling and design criteria of high speed and multimode fibre optic communication systems. Explains waveguide theories, opto-electronic devices and system design. Offers a self-contained description of the optical pulse propagation theory. Discusses Electronic Dispersion Compensation technique as the most efficient mitigation of the multimode pulse dispersion. Multi-Gigabit Transmission over Multimode Optical Fibre will be an essential resource for R&D engineers and system designers, as well as advanced undergraduate and postgraduate students in the area of telecommunications and networking.
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