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Books > Science & Mathematics > Chemistry > Analytical chemistry > Qualitative analytical chemistry > Chemical spectroscopy, spectrochemistry > General
Offers coverage of internal reflection spectroscopy (IRS) and its applications to polymer, semiconductor, biological, electrochemical and membrane research. This work describes the theory and procedures and identifies the spectral regions, from materials characterization to process monitoring.
The only comprehensive guide to CIMS applications in structural elucidation and analytical studies
Nuclear magnetic resonance (NMR) is widely used across many fields of science because of the rich data it produces, and some of the most valuable data come from studies of nuclear spin relaxation in solution. The first edition of this book, published more than a decade ago, provided an accessible and cohesive treatment of the field. The present second edition is a significant update, covering important new developments in recent years. Collecting relaxation theory, experimental techniques, and illustrative applications into a single volume, this book clarifies the nature of the phenomenon, shows how to study it and explains why such studies are worthwhile. Coverage ranges from basic to rigorous theory and from simple to sophisticated experimental methods. Topics include cross-relaxation, multispin phenomena, relaxation studies of molecular dynamics and structure and special topics such as relaxation in systems with quadrupolar nuclei, in paramagnetic systems and in long-living spin states. Avoiding overly demanding mathematics, the authors explain spin relaxation in a manner that anyone with a familiarity with NMR can follow. The focus is on illustrating and explaining the physical nature of relaxation phenomena. Nuclear Spin Relaxation in Liquids: Theory, Experiments and Applications, 2nd edition, provides useful supplementary reading for graduate students and is a valuable reference for NMR spectroscopists, whether in chemistry, physics or biochemistry.
This book provides an overview of the state of the art in pharmaceutical applications of UV-VIS spectroscopy. This book presents the fundamentals for the beginner and, for the expert, discusses both qualitative and quantitative analysis problems. Several chapters focus on the determination of drugs in various matrices, the coupling of chromatographic and spectrophotometric methods, and the problems associated with the use of chemical reactions prior to spectrophotometric measurements. The final chapter provides a survey of the spectrophotometric determination of the main families of drugs, emphasizing the achievements of the last decade.
At a point where most introductory organic chemistry texts end, this problems-based workbook picks up the thread to lead students through a graduated set of 120 problems. With extensive detailed spectral data, it contains a variety of problems designed by renowned authors to develop proficiency in organic structure determination. This workbook leads you from basic problems encountered in introductory organic chemistry textbooks to highly complex natural product-based problems. It presents a concept-based learning platform, introducing key concepts sequentially and reinforcing them with problems that exemplify the complexities and underlying principles that govern each concept. The book is organized in such a way that allows you to work through the problems in order or in selections according to your experience and desired area of mastery. It also provides access to raw data files online that can be downloaded and used for data manipulation using freeware or commercial software. With its problem-centered approach, integrated use of online and digital resources, and appendices that include notes and hints, Problems in Organic Structure Determination: A Practical Approach to NMR Spectroscopy is an outstanding resource for training students and professionals in structure determination.
This book provides a comprehensive review of the application of 17O NMR spectroscopy to organic chemistry. Topics include the theoretical aspects of chemical shift, quadrupolar and J coupling; 17O enrichment; the effect of steric interactions on 17O chemical shifts of functional groups in flexible and rigid systems; the application of 17O NMR spectroscopy to hydrogen bonding investigations; mechanistic problems in organic and bioorganic chemistry; and 17O NMR spectroscopy of oxygen monocoordinated to carbon in alcohols, ethers, and derivatives. Recent results that show correlations between molecular geometry, determined by X-ray studies and estimated by molecular mechanics calculations, and 17O chemical shifts are also covered. 17O Spectroscopy in Organic Chemistry provides important reference information for organic chemists and other scientists interested in 17O NMR spectroscopy as a tool for obtaining new structural and chemical data about organic molecules.
A concise introduction, Optical Astronomical Spectroscopy appeals to the newcomer of astronomical spectroscopy and assumes no previous specialist knowledge. Beginning from the physical background of spectroscopy with a clear explanation of energy levels and spectroscopic notation, the book proceeds to introduce the main techniques of optical spectroscopy and the range of instrumentation that is available. With clarity and directness, it then describes the applications of spectroscopy in modern astronomy, such as the solar system, stars, nebulae, the interstellar medium, and galaxies, giving an immediate appeal to beginners.
NMR Spectroscopy in Liquids and Solids provides an introduction of the general concepts behind Nuclear Magnetic Resonance (NMR) and its applications, including how to perform adequate NMR experiments and interpret data collected in liquids and solids to characterize molecule systems in terms of their structure and dynamics. The book is composed of ten chapters. The first three chapters consider the theoretical basis of NMR spectroscopy, the theory of NMR relaxation, and the practice of relaxation measurements. The middle chapters discuss the general aspects of molecular dynamics and their relationships to NMR, NMR spectroscopy and relaxation studies in solutions, and special issues related to NMR in solutions. The remaining chapters introduce general principles and strategies involved in solid-state NMR studies, provide examples of applications of relaxation for the determination of molecular dynamics in diamagnetic solids, and discuss special issues related to solid state NMR including NMR relaxation in paramagnetic solids. All chapters are accompanied by references and recommended literature for further reading. Many practical examples of multinuclear NMR and relaxation experiments and their interpretations are also presented. The book is ideal for scientists new to NMR, students, and investigators working in the areas of chemistry, biochemistry, biology, pharmaceutical sciences, or materials science.
With usage of mass spectrometry continually expanding, an increasing number of scientists, technicians, students, and physicians are coming into contact with this valuable technique. Mass spectrometry has many uses, both qualitative and quantitative, from analyzing simple gases to environmental contaminants, pharmaceuticals, and complex biopolymers. The extraordinary versatility can make mass spectrometers daunting to novices. Consequently, new users would benefit greatly from an understanding of the basic concepts as well as the processes that occur in these instruments. Mass Spectrometry for the Novice provides exactly that, with detailed, straightforward descriptions and clear illustrations of principles of operations and techniques. The book begins with an overview that includes essential definitions and then provides information on the components of and the strategies used in the most common instruments. The authors discuss the methodologies available, classes of compounds analyzed, and the types of data that can be generated. A group of representative applications from published articles is summarized, demonstrating the diversity of mass spectrometry. The authors also condense the essentials of the topic into one invaluable chapter that provides a set of concise take-home messages on all aspects of mass spectrometry. The final section provides a collection of resources including books, reviews, and useful websites. Using simple language, new color figures, clever cartoons, and assuming no prior knowledge, this book provides a readily understandable entree to mass spectrometry. Downloadable resources with selected figures and cartoons is included.
This book is intended to serve as an up-to-date reference source for those familiar with chromatography/Fourier transform infrared spectroscopy (FT-IR) methods and as an introduction to techniques and applications for those interested in future uses for chromatography/FT-IR.
From forensics and security to pharmaceuticals and environmental applications, spectroscopic detection is one of the most cost-effective methods for identifying chemical compounds in a wide range of disciplines. For spectroscopic information, correlation charts are far more easily used than tables, especially for scientists and students whose own areas of specialization may lie elsewhere. The CRC Handbook of Fundamental Spectroscopic Correlation Charts provides a collection of spectroscopic information and unique correlation charts for use in the interpretation of spectroscopic measurements. The handbook presents useful analysis and assignment of spectra and structural elucidation of organic and organometallic molecules. The correlation charts are compiled from an extensive search of spectroscopic literature and contain current, detailed information that includes new results for many compounds. The handbook includes graphical data charts for nuclear magnetic resonance spectroscopy of the most useful nuclei, as well as infrared and ultraviolet spectrophotometry. Because mass spectrometry data is not best represented graphically, the data are presented in tabular form, where mass spectrometry can be used for analyses and structural determinations in tandem with other techniques. In addition to presenting absorption bands and intensities for a variety of important functional groups and chemical families, the book also discusses instrument calibration, diagnostics, common solvents, fragmentation patterns, several practical conversion tables, and laboratory safety. Not intended to replace reference works that provide exhaustive spectral charts on specific compound classes, this book fills the need for fundamental charts that are needed on a general, day-to-day basis. The CRC Handbook of Fundamental Spectroscopic Correlation Charts is an ideal laboratory companion for students and professionals in academic, industrial, and government labs.
Laser spectroscopy has been perfected over the last fifteen years
to become a precise tool for the investigation of highly
vibrationally excited molecules. Intense infrared laser radiation
permits both the multiple-photon resonant excitation and the
dissociation of polyatomic molecules. In this book, the latest
results of some of the foremost Soviet researchers are published
for the first time in the West.
This book addresses Furnace Atomic Absorption Spectroscopy (FAAS), which has gained worldwide acceptance as an analytical technique. FAAS offers 100-1000 times better determination and detection limits than other techniques for a majority of the elements. This technique requires a small sample size, and demands less sample-preparation time than others. The handbook is a collection of thousands of references for detection and determination of various elements in agricultural products, biological and clinical samples, and metallurgical and electronic materials. Each chapter is devoted to an element or a similar group of elements. Included are instrumental setup parameters, references, and author and subject indexes. Also presented are detailed appendixes covering glossary, list of manufacturers of spectrophotometers and its accessories, list of chemical suppliers, and list of reviews and abstracts. The handbook covers topics such as heavy metals, clinical products, and trace metal analysis. This desk-top reference is meant for chemists who handle day-to-day analysis problems in laboratories in government, clinical, industrial and academic settings. It is invaluable for those involved in research in environmental science, analytical chemistry, clinical chemistry and forensic science.
Keeping mathematics to a minimum, this book introduces nuclear properties, nuclear screening, chemical shift, spin-spin coupling, and relaxation. It is one of the few books that provides the student with the physical background to NMR spectroscopy from the point of view of the whole of the periodic table rather than concentrating on the narrow applications of 1H and 13C NMR spectroscopy. Aids to structure determination, such as decoupling, the nuclear Overhauser effect, INEPT, DEPT, and special editing, and two dimensional NMR spectroscopy are discussed in detail with examples, including the complete assignment of the 1H and 13C NMR spectra of D-amygdain. The authors examine the requirements of a modern spectrometer and the effects of pulses and discuss the effects of dynamic processes as a function of temperature or pressure on NMR spectra. The book concludes with chapters on some of the applications of NMR spectroscopy to medical and non-medical imaging techniques and solid state chemistry of both I = F1/2 and I > F1/2 nuclei. Examples and problems, mainly from the recent inorganic/organometallic chemistry literature support the text throughout. Brief answers to all the problems are provided in the text with full answers at the end of the book.
This work discusses the origins and development of SFC, the instrumentation that has been used and the technique's growth from the related methodologies of GLC and HPLC. It also covers in more detail the ways in which the separation in SFC can be altered to increase selectivity, compares the roles of packed and capillary columns and covers the coupling of SFC to mass spectrometry. SFC is a rapidly expanding analytical technique which will have great impact on analytical procedures in the petroleum, pharmaceutical, food, agrochemical and biotechnology industries. The RSC Chromatography Monographs series aims to cover all aspects, techniques and applications and will include GLC, HPLC, TLC, SFC, affinity chromatography and counter-current chromatography. It is intended for use by the individual practising chromatography on a day-to-day basis in the laboratory.
Over recent years electronic spectroscopy has developed significantly, with key applications in atmospheric chemistry, astrophysics and astrochemistry. High Resolution Electronic Spectroscopy of Small Molecules explores both theoretical and experimental approaches to understanding the electronic spectra of small molecules, and explains how this information translates to practice. Professors Geoffrey Duxbury and Alexander Alijah present the links between spectroscopy and photochemistry, and discuss theoretical treatments of the interaction between different electronic states. They provide a thorough discussion of experimental techniques, and explore practical applications. This book will be an indispensable reference for graduate students and researchers in physics and chemistry working on theoretical and practical aspects of electronic spectra, as well as atmospheric scientists, photochemists, kineticists and professional spectroscopists.
Photon-in-photon-out core level spectroscopy is an emerging approach to characterize the electronic structure of catalysts and enzymes, and it is either installed or planned for intense synchrotron beam lines and X-ray free electron lasers. This type of spectroscopy requires high-energy resolution spectroscopy not only for the incoming X-ray beam but also, in most applications, for the detection of the outgoing photons. Thus, the use of high-resolution X-ray crystal spectrometers whose resolving power E/E is typically about 10-4, is mandatory. High-Resolution XAS/XES: Analyzing Electronic Structures of Catalysts covers the latest developments in X-ray light sources, detectors, crystal spectrometers, and photon-in-photon-out core level spectroscopy techniques. It also addresses photon-in-photon-out core level spectroscopy applications for the study of catalytic systems, highlighting hard X-ray measurements primarily due to probe high penetration, enabling in situ studies. This first-of-its-kind book: Discusses high-resolution X-ray emission spectroscopy (XES) and X-ray absorption spectroscopy (XAS) in terms of time-resolved and surface enhancement Supplies an understanding of catalytic reactivity essential for capitalizing on core level X-ray spectroscopy at fourth-generation light sources (XFELs) Describes all spectrometers developed to perform core level X-ray spectroscopy, considering the advantages and disadvantages of each Details methods to elucidate aspects of catalysts under working conditions, such as active sites and molecule adsorption Introduces theoretical calculations of spectra and explores biological as well as heterogeneous catalysts Complete with guidelines and warnings for the use of this type of spectroscopy, High-Resolution XAS/XES: Analyzing Electronic Structures of Catalysts provides a comprehensive overview of the current state of this exciting field.
The various forms of microscopy and related microanalytical techniques are making unique contributions to semiconductor research and development that underpin many important areas of microelectronics technology. Microscopy of Semiconducting Materials 1987 highlights the progress that is being made in semiconductor microscopy, primarily in electron probe methods as well as in light optical and ion scattering techniques. The book covers the state of the art, with sections on high resolution microscopy, epitaxial layers, quantum wells and superlattices, bulk gallium arsenide and other compounds, properties of dislocations, device silicon and dielectric structures, silicides and contacts, device testing, x-ray techniques, microanalysis, and advanced scanning microscopy techniques. Contributed by numerous international experts, this volume will be an indispensable guide to recent developments in semiconductor microscopy for all those who work in the field of semiconducting materials and research development.
The book begins by covering the basic principles of both gas
chromatography (GC) and mass spectrometry (MS) to the extent
necessary to understand and deal with the data generated in a GC-MS
analysis. The focus then turns to the particular requirements
created by a direct combination of these two techniques into a
single instrumentation system. The data generated and their use are
covered in detail. The role of the computer and its specific
software receives special attention, especially in the matter of
compound identification via mass spectral search techniques.
GC-MS-computer instrumentation has reached such a plateau of
excellence today that the present commercial systems will not be
obsolete for a long time to come. Therefore, a detailed description
of these systems is not only informative but is also pertinent to
the subject matter of this book. Finally, representative
applications and results obtained with GC-MS-computer techniques
are presented and chosen in such a way as to permit extrapolation
of specific applications to similar problems encountered by the
reader. To aid the reader in mastering the subject matter and
increase understanding, interpretation problems and suggested
readings are included. The format is instructional, informative and
application-oriented with material presented in such a way as to be
useful to a broad spectrum of people.
This second edition of the successful ready reference is updated and revised with approximately 30% new content to reflect the numerous instrumental developments and improvements, as well as the significant expansion of this rapidly developing field. For example, the combination of IR imaging with AFM has enhanced the achievable lateral resolution by an order of magnitude down to a few hundred nanometers, thus launching a multiplicity of new applications in material science. Furthermore, Raman and IR spectroscopic imaging have become key technologies for the life sciences and today contribute tremendously to a better and more detailed understanding of numerous biological and medical research topics. The topical structure of this new edition is now subdivided into four parts. The first treats the fundamentals of the instrumentation for infrared and Raman imaging and mapping and an overview on the chemometric tools for image analysis. The second part describes a wide varie-ty of applications ranging from biomedical via food, agriculture and plants to polymers and pharmaceuticals. This is followed by a description of imaging techniques operating beyond the diffraction limit, while the final part covers special methodical developments and their utility in specific fields. With its many valuable practical tips, this is a must-have overview for researchers in academic and industrial laboratories wishing to obtain reliable results with this method.
Concepts in Projection-Reconstruction, by Ray Freeman and riks Kup e.- Automated Projection Spectroscopy and Its Applications, by Sebastian Hiller and Gerhard Wider.- Data Sampling in Multidimensional NMR: Fundamentals and Strategies, by Mark W. Maciejewski, Mehdi Mobli, Adam D. Schuyler, Alan S. Stern and Jeffrey C. Hoch.- Generalized Fourier Transform for Non-Uniform Sampled Data, by Krzysztof Kazimierczuk, Maria Misiak, Jan Stanek, Anna Zawadzka-Kazimierczuk and Wiktor Ko mi ski.- Applications of Non-Uniform Sampling and Processing, by Sven G. Hyberts, Haribabu Arthanari and Gerhard Wagner"
Ultrafast Dynamics at the Nanoscale provides a combined experimental and theoretical insight into the molecular-level investigation of light-induced quantum processes in biological systems and nanostructured (bio)assemblies. Topics include DNA photostability and repair, photoactive proteins, biological and artificial light-harvesting systems, plasmonic nanostructures, and organic photovoltaic materials, whose common denominator is the key importance of ultrafast quantum effects at the border between the molecular scale and the nanoscale. The functionality and control of these systems have been under intense investigation in recent years in view of developing a detailed understanding of ultrafast nanoscale energy and charge transfer, as well as fostering novel technologies based on sustainable energy resources. Both experiment and theory have made big strides toward meeting the challenge of these truly complex systems. This book, thus, introduces the reader to cutting-edge developments in ultrafast nonlinear optical spectroscopies and the quantum dynamical simulation of the observed dynamics, including direct simulations of two-dimensional optical experiments. Taken together, these techniques attempt to elucidate whether the quantum coherent nature of ultrafast events enhances the efficiency of the relevant processes and where the quantum-classical boundary sets in, in these high-dimensional biological and material systems. The chapters contain well-illustrated accounts of the authors' research work, including didactic introductory material, and address a multidisciplinary audience from chemistry, physics, biology, and materials sciences. The book is, therefore, a must-have for graduate- and postgraduate-level researchers who wish to learn about molecular nanoscience from a combined spectroscopic and theoretical viewpoint.
Conjugated polymeric materials and their nanocomposites are widely used for the creation of alternative sources of renewable energy, cell phone screens, mobile gadgets, video players and OLED-TV, as well as organic diodes, transistors, sensors, etc. with field-dependent and spin-assisted electronic properties. Multifrequency EPR Spectroscopy methods can help researchers optimize their structural, magnetic and electronic properties for the creation of more efficient molecular devices. This book will acquaint the reader with the basic properties of conjugated polymers, the fundamentals of EPR Spectroscopy, and the information that can be obtained at different wavebands of EPR spectroscopy.
This is the first book devoted to the use of X-ray beam techniques to study magnetic properties of materials. It covers both experimental and theoretical issues. The three main topics are dichroism, elastic scattering (both non-resonant and resonant diffraction) and spectroscopy. In the past decade there has been an expansion of activity in the field, driven by the availability of intense, tuneable and highly polarized X-ray beams from synchrtron facilities. The pace of events is likely to continue with the start of new (3rd generation) facilities, including the European Synchrotron Radiation Facility, Grenoble, and the Advanced Light Source, Argonne National Laboratory. USA.
The dielectric properties especially of glassy materials are nowadays explored at widely varying temperatures and pressures without any gap in the spectral range from Hz 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. |
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