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| modulated dsc theory: Modulated Temperature Differential Scanning Calorimetry Mike Reading, Douglas J. Hourston, 2006-02-22 MTDSC provides a step-change increase in the power of calorimetry to characterize virtually all polymer systems including curing systems, blends and semicrystalline polymers. It enables hidden transitions to be revealed, miscibility to be accurately assessed, and phases and interfaces in complex blends to be quantified. It also enables crystallinity in complex systems to be measured and provides new insights into melting behaviour. All of this is achieved by a simple modification of conventional DSC. In 1992 a new calorimetric technique was introduced that superimposed a small modulation on top of the conventional linear temperature program typically used in differential scanning calorimetry. This was combined with a method of data analysis that enabled the sample’s response to the linear component of the temperature program to be separated from its response to the periodic component. In this way, for the first time, a signal equivalent to that of conventional DSC was obtained simultaneously with a measure of the sample’s heat capacity from the modulation. The new information this provided sparked a revolution in scanning calorimetry by enabling new insights to be gained into almost all aspects of polymer characteristics. This book provides both a basic and advanced treatment of the theory of the technique followed by a detailed exposition of its application to reacting systems, blends and semicrystalline polymers by the leaders in all of these fields. It is an essential text for anybody interested in calorimetry or polymer characterization, especially if they have found that conventional DSC cannot help them with their problems. |
| modulated dsc theory: Differential Scanning Calorimetry G.W.H. Höhne, W. Hemminger, H.-J. Flammersheim, 2013-06-29 Differential Scanning Calorimetry (DSC) is a well established measuring method which is used on a large scale in different areas of research, development, and quality inspection and testing. Over a large temperature range, thermal effects can be quickly identified and the relevant temperature and the characteristic caloric values determined using substance quantities in the mg range. Measurement values obtained by DSC allow heat capacity, heat of transition, kinetic data, purity and glass transition to be determined. DSC curves serve to identify substances, to set up phase diagrams and to determine degrees of crystallinity. This book provides, for the first time, an overall description of the most impor tant applications of Differential Scanning Calorimetry. Prerequisites for reliable measurement results, optimum evaluation of the measurement curves and esti mation of the uncertainties of measurement are, however, the knowledge of the theoretical bases of DSC, a precise calibration of the calorimeter and the correct analysis of the measurement curve. The largest part of this book deals with these basic aspects: The theory of DSC is discussed for both heat flux and power compensated instruments; temperature calibration and caloric calibration are described on the basis of thermodynamic principles. Desmearing of the measurement curve in different ways is presented as a method for evaluating the curves of fast transitions. |
| modulated dsc theory: Modulated Temperature Differential Scanning Calorimetry Mike Reading, Douglas J. Hourston, 2006-10-12 MTDSC provides a step-change increase in the power of calorimetry to characterize virtually all polymer systems including curing systems, blends and semicrystalline polymers. It enables hidden transitions to be revealed, miscibility to be accurately assessed, and phases and interfaces in complex blends to be quantified. It also enables crystallinity in complex systems to be measured and provides new insights into melting behaviour. All of this is achieved by a simple modification of conventional DSC. In 1992 a new calorimetric technique was introduced that superimposed a small modulation on top of the conventional linear temperature program typically used in differential scanning calorimetry. This was combined with a method of data analysis that enabled the sample’s response to the linear component of the temperature program to be separated from its response to the periodic component. In this way, for the first time, a signal equivalent to that of conventional DSC was obtained simultaneously with a measure of the sample’s heat capacity from the modulation. The new information this provided sparked a revolution in scanning calorimetry by enabling new insights to be gained into almost all aspects of polymer characteristics. This book provides both a basic and advanced treatment of the theory of the technique followed by a detailed exposition of its application to reacting systems, blends and semicrystalline polymers by the leaders in all of these fields. It is an essential text for anybody interested in calorimetry or polymer characterization, especially if they have found that conventional DSC cannot help them with their problems. |
| modulated dsc theory: Thermal Analysis of Polymers Joseph D. Menczel, R. Bruce Prime, 2014-07-09 Presents a solid introduction to thermal analysis, methods, instrumentation, calibration, and application along with the necessary theoretical background. Useful to chemists, physicists, materials scientists, and engineers who are new to thermal analysis techniques, and to existing users of thermal analysis who wish expand their experience to new techniques and applications Topics covered include Differential Scanning Calorimetry and Differential Thermal Analysis (DSC/DTA), Thermogravimetry, Thermomechanical Analysis and Dilatometry, Dynamic Mechanical Analysis, Micro-Thermal Analysis, Hot Stage Microscopy, and Instrumentation. Written by experts in the various areas of thermal analysis Relevant and detailed experiments and examples follow each chapter. |
| modulated dsc theory: Principles and Applications of Thermal Analysis Paul Gabbott, 2008-04-30 Thermal Analysis techniques are used in a wide range of disciplines, from pharmacy and foods to polymer science, materials and glasses; in fact any field where changes in sample behaviour are observed under controlled heating or controlled cooling conditions. The wide range of measurements possible provide fundamental information on the material properties of the system under test, so thermal analysis has found increasing use both in basic characterisation of materials and in a wide range of applications in research, development and quality control in industry and academia. Principles and Applications of Thermal Analysis is written by manufacturers and experienced users of thermal techniques. It provides the reader with sound practical instruction on how to use the techniques and gives an up to date account of the principle industrial applications. By covering basic thermogravimetric analysis (TGA), differential scanning calorimetry (DSC) including the new approach of Fast Scanning DSC, together with dynamic mechanical analysis (DMA /TMA) methods, then developing the discussion to encompass industrial applications, the book serves as an ideal introduction to the technology for new users. With a strong focus on practical issues and relating the measurements to the physical behaviour of the materials under test, the book will also serve as an important reference for experienced analysts. |
| modulated dsc theory: Thermal Analysis El-Zeiny Ebeid, Mohamed Barakat Zakaria, 2021-06-23 Thermal Analysis: From Introductory Fundamentals to Advanced Applications presents an easy-to-understand introduction to Thermal Analysis (TA) principles alongside in-depth coverage of the wide variety of techniques currently in use across several industries. It covers differential scanning calorimetry (DSC), temperature modulated DSC (TMDSC), differential thermal analysis (DTA), thermogravimetry (TG) or thermogravimetric analysis (TGA), thermomechanical analysis (TMA), differential photo-calorimetry (DPC), dynamic mechanical analysis (DMA), thermodilatometry (TD), dielectric thermal analysis (DEA), thermally-stimulated current (TSC), emanation thermal analysis (ETA), thermoluminescence (TL), fast scanning calorimetry (FSC), and microcalorimetry. Chapters define the various TA techniques, report the Temperature-Modulated DSC (TMDSC) method and its applications, especially its use for studying the thermodynamic properties of polymers and pharmaceuticals, focus on the potential of TA in materials science with applications in chemistry and engineering, demonstrate, in detail, the various applications of TA in food, electronic industries, solid-state reactions, chemistry of polymers and large directing agents, kinetic studies, demonstrate the crystal structure and phase changes occurring upon heating by TA, and the potential of TA in recycling and waste management. - Gives a solid introduction to the scientific principles of TA for those who are new to these techniques or need a deeper understanding - Illustrates concepts with more than 100 schematic and analysis curves, several flow charts, process diagrams and photographs - Contains chapters that cover the user of TA in materials science and crystal structures |
| modulated dsc theory: Differential Scanning Calorimetry Günther Höhne, Wolfgang F. Hemminger, H.-J. Flammersheim, 2013-03-09 In this updated and fully revised second edition, the authors provide the newcomer and the experienced practitioner with a balanced and comprehensive insight into all important methods and aspects of Differential Scanning Calorimetry (DSC), including a sound presentation of the theoretical basis of DSC thermal analysis and temperature-modulated DSC (TMDCS). Emphasis is placed on modern evaluation techniques, instrumentation, the underlying measurement principles, metrologically correct calibrations, factors influencing the measurement process, and on the exact interpretation of the results. The information enables the research scientist, the analyst and experienced laboratory staff to choose the most suitable equipment, to apply DSC methods successfully, to interpret the measurement curve, and thus to measure key properties precisely. In addition, the new edition includes improved instrumental techniques such as Tzerotm and StepScantm, new evaluation techniques, more applications, and the latest references. |
| modulated dsc theory: Principles of Thermal Analysis and Calorimetry Peter Haines, 2007-10-31 The use of thermal and calorimetric methods has shown rapid growth over the last two decades, in an increasingly wide range of applications. In addition, a number of powerful new techniques have been developed. This book supplies a concise and readable account of the principles, experimental apparatus and practical procedures used in thermal analysis and calorimetric methods of analysis. Brief accounts of the basic theory are reinforced with detailed applications of the methods and contemporary developments. Also included is information on standard test methods and manufacturers. Written by acknowledged experts, Principles of Thermal Analysis and Calorimetry is up-to-date, wide-ranging and practical. It will be an important source of information for many levels of readership in a variety of areas, from students and lecturers through to industrial and laboratory staff and consultants. |
| modulated dsc theory: Handbook of Thermal Analysis and Calorimetry , 2018-03-12 Handbook of Thermal Analysis and Calorimetry: Recent Advances, Techniques and Applications, Volume Six, Second Edition, presents the latest in a series that has been well received by the thermal analysis and calorimetry community. This volume covers recent advances in techniques and applications that complement the earlier volumes. There has been tremendous progress in the field in recent years, and this book puts together the most high-impact topics selected for their popularity by new editors Sergey Vyazovkin, Nobuyoshi Koga and Christoph Schick—all editors of Thermochimica Acta. Among the important new techniques covered are biomass conversion; sustainable polymers; polymer nanocompsoties; nonmetallic glasses; phase change materials; propellants and explosives; applications to pharmaceuticals; processes in ceramics, metals, and alloys; ionic liquids; fast-scanning calorimetry, and more. - Features 19 all-new chapters to bring readers up to date on the current status of the field - Provides a broad overview of recent progress in the most popular techniques and applications - Includes chapters authored by a recognized leader in each field and compiled by a new team of editors, each with at least 20 years of experience in the field of thermal analysis and calorimetry - Enables applications across a wide range of modern materials, including polymers, metals, alloys, ceramics, energetics and pharmaceutics - Overviews the current status of the field and summarizes recent progress in the most popular techniques and applications |
| modulated dsc theory: Handbook of Differential Scanning Calorimetry Joseph D Menczel, Janusz Grebowicz, 2023-02-22 Differential scanning calorimetry (DSC) is the most important thermal analysis technique used today and the most common thermal analysis instrument found in chemical characterization laboratories. DSC has become an everyday tool in characterization laboratories, but many researchers using this technique have a limited understanding of the true breadth of its capabilities. Up to now, there has been no book that would describe the application of DSC in all the various areas of materials chemistry. The Handbook of Differential Scanning Calorimetry has been written to fill that void. This book is designed to summarize the knowledge of differential scanning calorimetry so that materials researchers and application chemists are given both a better understanding of techniques , as well as a review of the full scope of its capabilities. It also discusses how to properly interpret the DSC thermograms data obtained. Included in this work is the most up-to-date information written by some of the leaders in the field. It is written not only to help users get the most out of their equipment, After reading this book, people in all chemical and biological areas will have a broad overview of this measuring technique, and will be able to utilize this analytical technique more efficiently. - Provides a detail description of the theory behind differential scanning while simultaneously providing a wider breadth of understanding of the actual DSC technique - Includes a review of the basics of heat flux and power compensation DSC's, as well as separate chapters on inorganic and organic materials - Reviews the most common commercial DSC instruments on the market and their uses, including TA Instruments, Perkin-Elmer, Hitachi, Mettler Toledo, Netzsch, and Setaram |
| modulated dsc theory: Theory of Calorimetry W. Zielenkiewicz, E. Margas, 2002-07-31 Calorimetry is one of the oldest areas of physical chemistry. The date on which calorimetry came into being may be taken as 13 June 1783, the day on which Lavoisier and Laplace presented a contribution entitled ,,Memoire de la Chaleur“ at a session of the Academie Française. Throughout the existence of calorimetry, many new methods have been developed and the measuring techniques have been improved. At p- sent, numerous laboratories worldwide continue to focus attention on the development and applications of calorimetry, and a number of com- nies specialize in the production of calorimeters. The calorimeter is an instrument that allows heat effects in it to be determined by directly measurement of temperature. Accordingly, to determine a heat effect, it is necessary to establish the relationship - tween the heat effect generated and the quantity measured in the ca- rimeter. It is this relationship that unambiguously determines the mathematical model of the calorimeter. Depending on the type of ca- rimeter applied, the accuracy required, and the conditions of heat and mass transfer that prevail in the device, the relationship between the measured and generated quantities can assume different mathematical forms. |
| modulated dsc theory: Thermal Analysis T. Hatakeyama, F. X. Quinn, 1999-05-04 Thermal Analysis Fundamentals and Applications to Polymer Science T. Hatakeyama Otsuma Women's University, Tokyo, Japan F. X. Quinn L'Oréal Recherche Advancée, Aulnay-sous-Bois, France The first edition of this classic book remains one of the very few introductory books covering both theoretical and practical aspects of thermal analysis (TA). This new edition includes a much enlarged section on MDSC, in which the instrument is described and a critical appraisal of the technique presented. Other additions include new sections on rate-controlled TGA, OTTER, and Specific Heat Spectroscopy, and a thoroughly updated section on X-Ray DSC. This very practical book is a must for people who use thermal analysis techniques in their everyday work. An excellent introductory text - Review of 1st Edition. |
| modulated dsc theory: Materials Characterization by Dynamic and Modulated Thermal Analytical Techniques Alan T. Riga, Lawrence Judovits, 2001 The special technical publication has been compiled from the 15 presentations at a May 2000 Association symposium in Toronto. They cover the fundamentals of the techniques, its use in curing and chemical reactions, measuring the glass transition and melting by modulated and comparative techniques, g |
| modulated dsc theory: Thermal Analysis of Polymeric Materials Bernhard Wunderlich, 2005-12-06 Thermal analysis is an old technique. It has been neglected to some degree because developments of convenient methods of measurement have been slow and teaching of the understanding of the basics of thermal analysis is often wanting. Flexible, linear macromolecules, also not as accurately simply called polymers, make up the final, third, class of molecules which only was identified in 1920. Polymers have neverbeenfullyintegratedintothedisciplinesofscienceandengineering. Thisbook is designed to teach thermal analysis and the understanding of all materials, flexible macromolecules, as well as those of the small molecules and rigid macromolecules. The macroscopic tool of inquiry is thermal analysis, and the results are linked to microscopic molecular structure and motion. Measurements of heat and mass are the two roots of quantitative science. The macroscopic heat is connected to the microscopic atomic motion, while the macroscopic mass is linked to the microscopic atomic structure. The macroscopic unitsofmeasurementofheatandmassarethejouleandthegram,chosentobeeasily discernable by the human senses. The microscopic units of motion and structure are 12 10 the picosecond (10 seconds) and the ångstrom (10 meters), chosen to fit the atomic scales. One notes a factor of 10,000 between the two atomic units when expressed in “human” units, second and gram—with one gram being equal to one cubic centimeter when considering water. Perhaps this is the reason for the much better understanding and greater interest in the structure of materials, being closer to human experience when compared to molecular motion. |
| modulated dsc theory: Jaws Sandra Kahn, Paul R. Ehrlich, 2018-04-10 There's a silent epidemic in western civilization, and it is right under our noses. Our jaws are getting smaller and our teeth crooked and crowded, creating not only aesthetic challenges but also difficulties with breathing. Modern orthodontics has persuaded us that braces and oral devices can correct these problems. While teeth can certainly be straightened, what about the underlying causes of this rapid shift in oral evolution and the health risks posed by obstructed airways? Sandra Kahn and Paul R. Ehrlich, a pioneering orthodontist and a world-renowned evolutionist, respectively, present the biological, dietary, and cultural changes that have driven us toward this major health challenge. They propose simple adjustments that can alleviate this developing crisis, as well as a major alternative to orthodontics that promises more significant long-term relief. Jaws will change your life. Every parent should read this book. |
| modulated dsc theory: The Glass Transition E. Donth, 2013-04-17 The glass transition is well known to glass makers or from the common ex perience of drying a used chewing gum. A liquid melt or a rubber becomes a solid glass when its temperature is lowered or a solvent is extracted without crystallization. There are also dynamic effects. The viscosity of a liquid is small at high temperatures but increases dramatically as cooling proceeds down to the glass temperature T • The increase is continuous and amounts g to about fifteen orders of magnitude! The technical importance of the glass transition cannot be overestimated. A few examples will be presented in the Introduction. Most practical knowledge of the glass transition needed for glass or plastic technologies and applications is now readily available. Where then is the problem? Inthe last few years, glass transition research has enormously intensified. We now have several hundred papers a year in expensive, top scientific journals. In a 1995 Science magazine ranking, the glass transition belongs to the six major physical quests, along with broken charges, physical input for low-dimensional geometry, measurement philoso phy in quantum mechanics, coherent X-ray radiation for materials research, and applications of superconductivity. On the other hand, interested people outside the glass transition community have difficulty seeing exactly what the glass transition problems are. Inaddition, even insiders split into groups over which question could be the most important for slow dynamics in cold liquids. |
| modulated dsc theory: Standard Pressure Volume Temperature Data for Polymers David Walsh, Paul Zoller, 1995-08-24 From the Introduction PVT data consists of records of the specific volume of a material (or its inverse, the density) as a function of pressure and temperature. There are many reasons why the specific volume of a material will undergo changes: changes in the temperature and pressure (thermal expansion and compression), phase changes (solid-solid phase transitions, melting, crystallization, glass transitions, mesophase transitions), degradation reactions, and many more. Conversely, PVT measurements can be used to study these phenomena and also to yield derivative data of direct importance to engineering applications of materials (compressibility, bulk modulus, thermal expansivity, etc.). PVT methods are part of a wide array of thermoanalytical techniques available to scientists and engineers, but PVT is the only commonly practiced technique that includes pressure as a variable. Polymers are sensitive to pressure: the volume itself, the pressure dependence of transition temperatures, and the kinetics of phase transitions are all significant, not only from a scientific point of view, but also for practical applications in polymer engineering, such as processing. Now published. This unique polymer reference book will be useful to all those involved in polymer research and advanced engineering. The more than 350 tables and graphs provide a wealth of important data in easy-to-use form. The introductory chapter provides details on methodology, equipment use, and information on the many ways in which PVT data can be used in research and engineering. |
| modulated dsc theory: Isoconversional Kinetics of Thermally Stimulated Processes Sergey Vyazovkin, 2015-03-18 The use of isoconversional kinetic methods for analysis of thermogravimetric and calorimetric data on thermally stimulated processes is quickly growing in popularity. The purpose of this book is to create the first comprehensive resource on the theory and applications of isoconversional methodology. The book introduces the reader to the kinetics of physical and chemical condensed phase processes that occur as a result of changing temperature and discusses how isoconversional analysis can provide important kinetic insights into them. The book will help the readers to develop a better understanding of the methodology, and promote its efficient usage and successful development. |
| modulated dsc theory: Encyclopedia of Polymer Blends, Volume 3 Avraam I. Isayev, 2016-06-07 A complete and timely overview of the topic, this Encyclopedia imparts knowledge of fundamental principles and their applications for academicians, scientists and researchers, while informing engineers, industrialists and entrepreneurs of the current state of the technology and its utilization. The most comprehensive source on polymer blends available on the market Offers a complete and timely overview of the topic Each article presents up to date research & development on a topic and its basic principles and applications, integrates case studies, laboratory and pilot plant experiments, and gives due reference to published and patented literature Equips academics, scientists and researchers with knowledge of fundamentals principles and their applications, and informs the engineers, industrialists and entrepreneurs about the state of the art technology and its applications |
| modulated dsc theory: Solid State Development and Processing of Pharmaceutical Molecules Michael Gruss, 2021-11-16 Solid State Development and Processing of Pharmaceutical Molecules A guide to the lastest industry principles for optimizing the production of solid state active pharmaceutical ingredients Solid State Development and Processing of Pharmaceutical Molecules is an authoritative guide that covers the entire pharmaceutical value chain. The authors—noted experts on the topic—examine the importance of the solid state form of chemical and biological drugs and review the development, production, quality control, formulation, and stability of medicines. The book explores the most recent trends in the digitization and automation of the pharmaceutical production processes that reflect the need for consistent high quality. It also includes information on relevant regulatory and intellectual property considerations. This resource is aimed at professionals in the pharmaceutical industry and offers an in-depth examination of the commercially relevant issues facing developers, producers and distributors of drug substances. This important book: Provides a guide for the effective development of solid drug forms Compares different characterization methods for solid state APIs Offers a resource for understanding efficient production methods for solid state forms of chemical and biological drugs Includes information on automation, process control, and machine learning as an integral part of the development and production workflows Covers in detail the regulatory and quality control aspects of drug development Written for medicinal chemists, pharmaceutical industry professionals, pharma engineers, solid state chemists, chemical engineers, Solid State Development and Processing of Pharmaceutical Molecules reviews information on the solid state of active pharmaceutical ingredients for their efficient development and production. |
| modulated dsc theory: Bond Graph Modelling of Engineering Systems Wolfgang Borutzky, 2011-06-01 The author presents current work in bond graph methodology by providing a compilation of contributions from experts across the world that covers theoretical topics, applications in various areas as well as software for bond graph modeling. It addresses readers in academia and in industry concerned with the analysis of multidisciplinary engineering systems or control system design who are interested to see how latest developments in bond graph methodology with regard to theory and applications can serve their needs in their engineering fields. This presentation of advanced work in bond graph modeling presents the leading edge of research in this field. It is hoped that it stimulates new ideas with regard to further progress in theory and in applications. |
| modulated dsc theory: Applications of Calorimetry in a Wide Context Amal Ali Elkordy, 2013-01-23 Calorimetry, as a technique for thermal analysis, has a wide range of applications which are not only limited to studying the thermal characterisation (e.g. melting temperature, denaturation temperature and enthalpy change) of small and large drug molecules, but are also extended to characterisation of fuel, metals and oils. Differential Scanning Calorimetry is used to study the thermal behaviours of drug molecules and excipients by measuring the differential heat flow needed to maintain the temperature difference between the sample and reference cells equal to zero upon heating at a controlled programmed rate. Microcalorimetry is used to study the thermal transition and folding of biological macromolecules in dilute solutions. Microcalorimetry is applied in formulation and stabilisation of therapeutic proteins. This book presents research from all over the world on the applications of calorimetry on both solid and liquid states of materials. |
| modulated dsc theory: Calorimetry and Thermal Analysis of Polymers Vincent B. F. Mathot, L. Benoist, 1994-01 |
| modulated dsc theory: Thermal Analysis of Plastics Gottfried W. Ehrenstein, Gabriela Riedel, Pia Trawiel, 2012-11-12 Thermal analysis has proven to be one of the most important and meaningful test methods in the plastics industry and in testing laboratories. Although thermal analysis is used for fundamental studies related to materials science of polymers, its power lies in understanding this behavior during manufacturing processes. This understanding aids in process optimization, reduction of manufacturing cycle times, failure analysis as well as overall improvement of the material properties of the finished product, to name a few. In this book, the different test methods and their variations are described in detail, emphasizing the principles and their application in practice. Using practical examples, different approaches to problem solving are presented with a focus on the interpretation of the experimental results. Thermal analysis provides information on important properties of plastic materials, such as nucleation, crystallization, degree of crystallinity, recrystallization, melting and solidification, glass transition, curing and postcuring, thermal stability, thermal expansion, relaxation of orientation and internal stresses, pvT-data, and others. This book is a must for everybody involved in material and product development, testing, processing, quality assurance, or failure analysis in industry and laboratories. Contents: - Differential Scanning Calorimetry (DSC) - Oxidative Induction Time/Temperature (OIT) - Thermogravimetry (TG) - Thermo-Mechanical Analysis (TMA) - pvT-Measurements - Dynamic-Mechanical Analysis (DMA) - Micro-Thermal Analysis - Brief Characterization of Key Polymers |
| modulated dsc theory: MIMO-OFDM for LTE, WiFi and WiMAX Lajos Hanzo, Yosef Akhtman, Li Wang, Ming Jiang, 2012-01-03 MIMO-OFDM for LTE, WIFI and WIMAX: Coherent versus Non-Coherent and Cooperative Turbo-Transceivers provides an up-to-date portrayal of wireless transmission based on OFDM techniques augmented with Space-Time Block Codes (STBCs) and Spatial-Division Multiple Access (SDMA). The volume also offers an in-depth treatment of cutting-edge Cooperative Communications. This monograph collates the latest techniques in a number of specific design areas of turbo-detected MIMO-OFDM wireless systems. As a result a wide range of topical subjects are examined, including channel coding and multiuser detection (MUD), with a special emphasis on optimum maximum-likelihood (ML) MUDs, reduced-complexity genetic algorithm aided near-ML MUDs and sphere detection. The benefits of spreading codes as well as joint iterative channel and data estimation are only a few of the radical new features of the book. Also considered are the benefits of turbo and LDPC channel coding, the entire suite of known joint coding and modulation schemes, space-time coding as well as SDM/SDMA MIMOs within the context of various application examples. The book systematically converts the lessons of Shannon's information theory into design principles applicable to practical wireless systems; the depth of discussions increases towards the end of the book. Discusses many state-of-the-art topics important to today's wireless communications engineers. Includes numerous complete system design examples for the industrial practitioner. Offers a detailed portrayal of sphere detection. Based on over twenty years of research into OFDM in the context of various applications, subsequently presenting comprehensive bibliographies. |
| modulated dsc theory: Image Sensors and Signal Processing for Digital Still Cameras Junichi Nakamura, 2017-12-19 Shrinking pixel sizes along with improvements in image sensors, optics, and electronics have elevated DSCs to levels of performance that match, and have the potential to surpass, that of silver-halide film cameras. Image Sensors and Signal Processing for Digital Still Cameras captures the current state of DSC image acquisition and signal processing technology and takes an all-inclusive look at the field, from the history of DSCs to future possibilities. The first chapter outlines the evolution of DSCs, their basic structure, and their major application classes. The next few chapters discuss high-quality optics that meet the requirements of better image sensors, the basic functions and performance parameters of image sensors, and detailed discussions of both CCD and CMOS image sensors. The book then discusses how color theory affects the uses of DSCs, presents basic image processing and camera control algorithms and examples of advanced image processing algorithms, explores the architecture and required performance of signal processing engines, and explains how to evaluate image quality for each component described. The book closes with a look at future technologies and the challenges that must be overcome to realize them. With contributions from many active DSC experts, Image Sensors and Image Processing for Digital Still Cameras offers unparalleled real-world coverage and opens wide the door for future innovation. |
| modulated dsc theory: Thermal Analysis in Practice Matthias Wagner, 2017-12 Thermal analysis comprises a group of techniques used to determine the physical or chemical properties of a substance as it is heated, cooled, or held at constant temperature. It is particularly important for polymer characterization, but also has major application in analysis of pharmaceuticals and foodstuffs. This comprehensive handbook presents practical and theoretical aspects of the key techniques of DSC, TGA, TMA, DMA, and related methods. It also includes separate chapters on the glass transition, polymers, polymorphism, purity determination, and method development. The large number of practical examples included should inspire readers toward new ideas for applications in their own fields of work. The chapters are independent of one another and can be read individually in any desired order. Based on years of experience in thermal analysis of users, application specialists, consultants, and course instructors, this book provides practical help to newcomers, inexperienced users, and anyone else interested in the practical aspects of thermal analysis. |
| modulated dsc theory: Principles of Thermal Analysis and Calorimetry Simon Gaisford, Vicky Kett, Peter Haines, 2019-03-15 The use of thermal and calorimetric methods has shown rapid growth over the past few decades, in an increasingly wide range of applications. The original text was published in 2001; since then there have been significant advances in various analytical techniques and their applications. This second edition supplies an up to date, concise and readable account of the principles, experimental apparatus and practical procedures used in thermal analysis and calorimetric methods of analysis. Written by experts in their field, brief accounts of the basic theory are reinforced with detailed technical advances and contemporary developments. Where appropriate, applications are used to highlight particular operating principles or methods of interpretation. As an important source of information for many levels of readership in a variety of areas, this book will be an aid for students and lecturers through to industrial and laboratory staff and consultants. |
| modulated dsc theory: Calorimetry Stefan Mathias Sarge, Günther W. H. Höhne, Wolfgang Hemminger, 2014-05-19 Clearly divided into three parts, this practical book begins by dealing with all fundamental aspects of calorimetry. The second part looks at the equipment used and new developments. The third and final section provides measurement guidelines in order to obtain the best results. The result is optimized knowledge for users of this technique, supplemented with practical tips and tricks. |
| modulated dsc theory: Kinetics of Phase Transitions Sanjay Puri, Vinod Wadhawan, 2009-03-24 Providing a comprehensive introduction with the necessary background material to make it accessible for a wide scientific audience, Kinetics of Phase Transitions discusses developments in domain-growth kinetics. This book combines pedagogical chapters from leading experts in this area and focuses on incorporating various experimentally releva |
| modulated dsc theory: Solid State Behavior of Linear Polyesters and Polyamides Jerold M. Schultz, Stoyko Fakirov, 1990 |
| modulated dsc theory: Essentials of Pharmaceutical Analysis Muhammad Sajid Hamid Akash, Kanwal Rehman, 2019-12-17 Recent advances in the pharmaceutical sciences and biotechnology have facilitated the production, design, formulation and use of various types of pharmaceuticals and biopharmaceuticals. This book provides detailed information on the background, basic principles, and components of techniques used for the analysis of pharmaceuticals and biopharmaceuticals. Focusing on those analytical techniques that are most frequently used for pharmaceuticals, it classifies them into three major sections and 19 chapters, each of which discusses a respective technique in detail. Chiefly intended for graduate students in the pharmaceutical sciences, the book will familiarize them with the components, working principles and practical applications of these indispensable analytical techniques. |
| modulated dsc theory: Broadband Dielectric Spectroscopy Friedrich Kremer, Andreas Schönhals, 2012-12-06 Both an introductory course to broadband dielectric spectroscopy and a monograph describing recent dielectric contributions to current topics, this book is the first to cover the topic and has been hotly awaited by the scientific community. |
| modulated dsc theory: The Scaling of Relaxation Processes Friedrich Kremer, Alois Loidl, 2018-07-20 The dielectric properties especially of glassy materials are nowadays explored at widely varying temperatures and pressures without any gap in the spectral range from μHz up to the Infrared, thus covering typically 20 decades or more. This extraordinary span enables to trace the scaling and the mutual interactions of relaxation processes in detail, e.g. the dynamic glass transition and secondary relaxations, but as well far infrared vibrations, like the Boson peak. Additionally the evolution of intra-molecular interactions in the course of the dynamic glass transition is also well explored by (Fourier Transform) Infrared Spectroscopy. This volume within 'Advances in Dielectrics' summarizes this knowledge and discusses it with respect to the existing and often competing theoretical concepts. |
| modulated dsc theory: Thermal Characterization Techniques Philip E. Slade, Lloyd T. Jenkins, 1970 |
| modulated dsc theory: Khan's The Physics of Radiation Therapy Faiz M. Khan, John P. Gibbons (Jr.), 2014 This classic full-color text helps the entire radiation therapy team--radiation oncologists, medical physicists, dosimetrists, and radiation therapistsdevelop a thorough understanding of 3D conformal radiotherapy (3D-CRT), stereotactic radiosurgery (SRS), high dose-rate remote afterloaders (HDR), intensity modulated radiation therapy (IMRT), image-guided radiation therapy (IGRT), Volumetric Modulated Arc Therapy (VMAT), and proton beam therapy, as well as the physical concepts underlying treatment planning, treatment delivery, and dosimetry. |
| modulated dsc theory: Lectures on Geometric Measure Theory Leon Simon, Australian National University. Centre for Mathematical Analysis, 1980 |
| modulated dsc theory: Solid-State Properties of Pharmaceutical Materials Stephen R. Byrn, George Zografi, Xiaoming (Sean) Chen, 2017-08-28 Presents a detailed discussion of important solid-state properties, methods, and applications of solid-state analysis Illustrates the various phases or forms that solids can assume and discussesvarious issues related to the relative stability of solid forms and tendencies to undergo transformation Covers key methods of solid state analysis including X-ray powder diffraction, thermal analysis, microscopy, spectroscopy, and solid state NMR Reviews critical physical attributes of pharmaceutical materials, mainly related to drug substances, including particle size/surface area, hygroscopicity, mechanical properties, solubility, and physical and chemical stability Showcases the application of solid state material science in rational selection of drug solid forms, analysis of various solid forms within drug substance and the drug product, and pharmaceutical product development Introduces appropriate manufacturing and control procedures using Quality by Design, and other strategies that lead to safe and effective products with a minimum of resources and time |
| modulated dsc theory: Quantum Computing for the Brain Melanie Swan, Renato P. Dos Santos, Mikhail Lebedev, Frank Witte, 2022 Quantum Computing for the Brain argues that the brain is the killer application for quantum computing. No other system is as complex, as multidimensional in time and space, as dynamic, as less well-understood, as of peak interest, and as in need of three-dimensional modeling as it functions in real-life, as the brain. Quantum computing has emerged as a platform suited to contemporary data processing needs, surpassing classical computing and supercomputing. This book shows how quantum computing's increased capacity to model classical data with quantum states and the ability to run more complex permutations of problems can be employed in neuroscience applications such as neural signaling and synaptic integration. State-of-the-art methods are discussed such as quantum machine learning, tensor networks, Born machines, quantum kernel learning, wavelet transforms, Rydberg atom arrays, ion traps, boson sampling, graph-theoretic models, quantum optical machine learning, neuromorphic architectures, spiking neural networks, quantum teleportation, and quantum walks. Quantum Computing for the Brain is a comprehensive one-stop resource for an improved understanding of the converging research frontiers of foundational physics, information theory, and neuroscience in the context of quantum computing. |
| modulated dsc theory: Handbook on Characterization of Biomass, Biowaste and Related By-products Ange Nzihou, 2020-02-17 This book provides authoritative information, techniques and data necessary for the appropriate understanding of biomass and biowaste (understood as contaminated biomass) composition and behaviour while processed in various conditions and technologies. Numerous techniques for characterizing biomass, biowaste and by-product streams exist in literature. However, there lacks a reference book where these techniques are gathered in a single book, although such information is in increasingly high demand. This handbook provides a wealth of characterization methods, protocols, standards, databases and references relevant to various biomass, biowaste materials and by-products. It specifically addresses sampling and preconditioning methods, extraction techniques of elements and molecules, as well as biochemical, mechanical and thermal characterization methods. Furthermore, advanced and innovative methods under development are highlighted. The characterization will allow the analysis, identification and quantification of molecules and species including biomass feedstocks and related conversion products. The characterization will also provide insight into physical, mechanical and thermal properties of biomass and biowaste as well as the resulting by-products. |
MODULATE Definition & Meaning - Merriam-Webster
The meaning of MODULATE is to tune to a key or pitch. How to use modulate in a sentence.
Signal modulation - Wikipedia
Signal modulation is the process of varying one or more properties of a periodic waveform in electronics and telecommunication for the purpose of transmitting information. The process …
MODULATED | English meaning - Cambridge Dictionary
MODULATED definition: 1. past simple and past participle of modulate 2. to change the style, loudness, etc. of something…. Learn more.
What is Modulation? - GeeksforGeeks
May 27, 2024 · Modulation can be defined as the process of converting data into waves by adding information to a carrier signal. Such a signal can be transmitted electronically or optically, but it …
Modulated - definition of modulated by The Free Dictionary
To regulate or adjust to a certain degree: physiological mechanisms that modulate the body's metabolic rate. 2. To change or vary the pitch, intensity, or tone of (one's voice or a musical …
Modulation | Definition, Types, & Facts | Britannica
Jun 2, 2025 · modulation, in electronics, technique for impressing information (voice, music, pictures, or data) on a radio -frequency carrier wave by varying one or more characteristics of …
MODULATE Definition & Meaning | Dictionary.com
Modulate definition: to regulate by or adjust to a certain measure or proportion; soften; tone down.. See examples of MODULATE used in a sentence.
MODULATE Definition & Meaning - Merriam-Webster
The meaning of MODULATE is to tune to a key or pitch. How to use modulate in a sentence.
Signal modulation - Wikipedia
Signal modulation is the process of varying one or more properties of a periodic waveform in electronics and telecommunication for the purpose of transmitting information. The process …
MODULATED | English meaning - Cambridge Dictionary
MODULATED definition: 1. past simple and past participle of modulate 2. to change the style, loudness, etc. of something…. Learn more.
What is Modulation? - GeeksforGeeks
May 27, 2024 · Modulation can be defined as the process of converting data into waves by adding information to a carrier signal. Such a signal can be transmitted electronically or optically, but it …
Modulated - definition of modulated by The Free Dictionary
To regulate or adjust to a certain degree: physiological mechanisms that modulate the body's metabolic rate. 2. To change or vary the pitch, intensity, or tone of (one's voice or a musical …
Modulation | Definition, Types, & Facts | Britannica
Jun 2, 2025 · modulation, in electronics, technique for impressing information (voice, music, pictures, or data) on a radio -frequency carrier wave by varying one or more characteristics of …
MODULATE Definition & Meaning | Dictionary.com
Modulate definition: to regulate by or adjust to a certain measure or proportion; soften; tone down.. See examples of MODULATE used in a sentence.
