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Books > Science & Mathematics > Chemistry

Green Chemistry and Technology (Hardcover): Mark Anthony Benvenuto, George Ruger Green Chemistry and Technology (Hardcover)
Mark Anthony Benvenuto, George Ruger
R4,447 Discovery Miles 44 470 Ships in 10 - 15 working days

The 6th volume of Green Chemical Processing considers sustainable chemistry in the context of innovative and emerging technologies, explaining how they can support the "greening" of industry processes. The American Chemical Society's 12 Principles of Green Chemistry are woven throughout this text as well as the series to which this book belongs.

Matter, Molecules, and Atoms (Hardcover): Bertha Morris Parker Matter, Molecules, and Atoms (Hardcover)
Bertha Morris Parker
R455 Discovery Miles 4 550 Ships in 18 - 22 working days
NMR Spectroscopy in Pharmaceutical Analysis (Hardcover, New): Iwona Wawer NMR Spectroscopy in Pharmaceutical Analysis (Hardcover, New)
Iwona Wawer; Edited by Bernd Diehl, Ulrike Holzgrabe
R2,397 Discovery Miles 23 970 Ships in 10 - 15 working days

For almost a decade, quantitative NMR spectroscopy (qNMR) has been established as valuable tool in drug analysis. In all disciplines, i. e. drug identification, impurity profiling and assay, qNMR can be utilized.
Separation techniques such as high performance liquid chromatography, gas chromatography, super fluid chromatography and capillary electrophoresis techniques, govern the purity evaluation of drugs. However, these techniques are not always able to solve the analytical problems often resulting in insufficient methods. Nevertheless such methods find their way into international pharmacopoeias. Thus, the aim of the book is to describe the possibilities of qNMR in pharmaceutical analysis.
Beside the introduction to the physical fundamentals and techniques the principles of the application in drug analysis are described: quality evaluation of drugs, polymer characterization, natural products and corresponding reference compounds, metabolism, and solid phase NMR spectroscopy for the characterization drug substances, e.g. the water content, polymorphism, and drug formulations, e.g. tablets, powders. This part is accompanied by more special chapters dealing with representative examples. They give more detailed information by means of concrete examples.
- combines theory, techniques, and concrete applications-all of which closely resemble the laboratory experience
- considers international pharmacopoeias, addressing the concern for licensing
- features the work of academics and researchers, appealing to a broad readership

Molecules and Medicine (Hardcover): E.J. Corey Molecules and Medicine (Hardcover)
E.J. Corey
R3,024 Discovery Miles 30 240 Ships in 10 - 15 working days

Molecules and Medicine

This book is appropriate for a broad readership, starting with curious and thoughtful college undergraduates and reaching beyond to professors and researchers in the life sciences, chemistry, and medicine. This book provides, for the first time ever, a completely integrated look at chemistry, biology, drug discovery, and medicine.

Molecules and Medicine delves into the discovery, application, and mode of action of more than one hundred of the most significant molecules now in use in modern medicine. Molecule structures and shapes are shown for all of these medicines. The opening sections of the book provide a unique, clear, and concise introduction which enables the reader to understand chemical formulas.

Green Chemical - Processing and Synthesis (Hardcover): Iyad Karamé, Hassan Srour Green Chemical - Processing and Synthesis (Hardcover)
Iyad Karamé, Hassan Srour
R3,089 Discovery Miles 30 890 Ships in 18 - 22 working days
Interfacial and Confined Water (Hardcover): Ivan Brovchenko, Alla Oleinikova Interfacial and Confined Water (Hardcover)
Ivan Brovchenko, Alla Oleinikova
R4,046 Discovery Miles 40 460 Ships in 10 - 15 working days

Water in the proximity of a surface (interfacial water) is abundant on the earth. It is involved in various physical and chemical processes and crucial for biological function. Despite numerous studies of interfacial water, systematic analysis of its properties is missing in scientific literature. This book is a first comprehensive review of experimental and simulation studies of water in various confining environments, such as hydrophilic and hydrophobic surfaces, surfaces of biomolecules, porous media, etc. Systematic analysis of interfacial and confined water is based on the firm physical ground, which accounts for variety of the thermodynamic states of water near the surface, surface phase transitions, surface critical behaviour, effect of confinement on the bulk and surface phase transitions of water, clustering and formation of a spanning hydrogen-bonded water network via percolation transition. This allows distinguishing between universal features, common for all fluids, and some specific water properties, related to intermolecular hydrogen bonds. Special attention is paid to the properties of hydration water, which covers biomolecules and enables their biological activity. This book provides readers with basic information on interfacial and confined water, which will be useful for scientists and engineers working in the fields of bioscienses, nanociences and nanotechnologies.
* Comprehensive review and analysis of interfacial and confined water
* Updates and informs practitioners and students on all the latest developments in the field
* Written by leading scholars and industry experts

Geometric Potential Analysis (Hardcover): Mario Milman, Jie Xiao, Boguslaw Zegarlinski Geometric Potential Analysis (Hardcover)
Mario Milman, Jie Xiao, Boguslaw Zegarlinski
R5,408 Discovery Miles 54 080 Ships in 10 - 15 working days

This monograph contains papers that were delivered at the special session on Geometric Potential Analysis, that was part of the Mathematical Congress of the Americas 2021, virtually held in Buenos Aires. The papers, that were contributed by renowned specialists worldwide, cover important aspects of current research in geometrical potential analysis and its applications to partial differential equations and mathematical physics.

Dual-Phase Depolarization Analysis - Interactive Coupling in the Amorphous State of Polymers (Hardcover): Jean Pierre Ibar Dual-Phase Depolarization Analysis - Interactive Coupling in the Amorphous State of Polymers (Hardcover)
Jean Pierre Ibar
R5,824 Discovery Miles 58 240 Ships in 10 - 15 working days

This book focuses on the characterization of the amorphous phase of polymers, whether they are pure amorphous or semi-crystalline ones, above Tg or below Tg, by studying the relaxation of dipoles and space charges naturally found in their structure after they have been activated by the application of a voltage field. The experimental deconvolution of the relaxation modes responsible for internal motion in the amorphous phase is coupled with a mathematical procedure (Thermal-Windowing Deconvolution-TWD) that leads to the understanding of their coupling characteristics which, it is shown, relate to the state of the material itself, for instance its non-equilibrium state or its internal stress for matter belonging to interfaces between aggregated or dispersed phases. Describes quantitatively the Thermal Stimulated Depolarization techniques of polymer characterization (TSD, TWD), i.e. how to decouple the relaxation modes collectively interacting (interactive coupling) and relate it to the thermodynamic properties of the amorphous phase. Understands the results of depolarization in terms of the new physics of polymer interactions: the Dual-Phase model, here applied to the dipoles-space charge dynamics. Provides a roaster of CASE STUDIES: practical applications of the TSD and TWD characterization techniques to describe coupled molecular motions in resins, medical tissues, wood, blends and block copolymers interfaces, rubbers, can coatings, internal stress in molded parts, etc

Handbook of Biochemical Testing (Hardcover): Oliver Stone Handbook of Biochemical Testing (Hardcover)
Oliver Stone
R2,300 R2,104 Discovery Miles 21 040 Save R196 (9%) Ships in 18 - 22 working days
Encyclopedia of Stoichiometry: Volume I (Materials Science) (Hardcover): Bruce Hopkin Encyclopedia of Stoichiometry: Volume I (Materials Science) (Hardcover)
Bruce Hopkin
R3,360 R3,037 Discovery Miles 30 370 Save R323 (10%) Ships in 18 - 22 working days
Alkene Polymerization Reactions with Transition Metal Catalysts, Volume 173 (Hardcover): Yury Kissin Alkene Polymerization Reactions with Transition Metal Catalysts, Volume 173 (Hardcover)
Yury Kissin
R4,232 Discovery Miles 42 320 Ships in 10 - 15 working days

During the past 30 years, the field of alkene polymerization over transition metal catalysts underwent several major changes:
1. The list of commercial heterogeneous Ziegler-Natta catalysts for the synthesis of polyethylene and stereoregular polyolefins was completely renewed affording an unprecedented degree of control over the polymer structure.
2. Research devoted to metallocene and other soluble transition-metal catalysis has vastly expanded and has shifted toward complexes of transition metals with multidentate ligands.
3. Recent developments in gel permeation chromatography, temperature-rising fractionation, and crystallization fractionation provided the first reliable information about differences between various active centers in transition-metal catalysts.
4. A rapid development of high-resolution 13C NMR spectroscopy resulted in greatly expanded understanding of the chemical and steric features of polyolefins and alkene copolymers.
These developments require a new review of all aspects of alkene polymerization reactions with transition-metal catalysts. The first chapter in the book is an introductory text for researchers who are entering the field. It describes the basic principles of polymerization reactions with transition-metal catalysts, the types of catalysts, and commercially manufactured polyolefins.
The next chapter addresses the principal issue of alkene polymerization catalysis: the existence of catalyst systems with single and multiple types of active centers. The subsequent chapters are devoted to chemistry and stereochemistry of elemental reaction steps, structures of catalyst precursors and reactions leading to the formation of active centers, kinetics of polymerization reactions, and their mechanisms.
The book describes the latest commercial polymerization catalysts for the synthesis of polyethylenes and polypropylene
The book provides a detailed description of the multi-center nature of commercial Ziegler-Natta catalysts.
The book devotes specialized chapters to the most important aspects of transition metal polymerization catalysts: the reactions leading to the formation of active centers, the chemistry and stereochemistry of elemental polymerization steps, reaction kinetics, and the polymerization mechanism.
The book contains an introductory chapter for researchers who are entering the field of polymerization catalysis. It describes the basic principles of polymerization reactions with transition-metal catalysts and the types of commercially manufactured polyolefins and copolymers
The book contains over 2000 references, the most recent up to end of 2006.

Phase Transitions in Polymers: The Role of Metastable States (Hardcover): Stephen Z.D. Cheng Phase Transitions in Polymers: The Role of Metastable States (Hardcover)
Stephen Z.D. Cheng
R3,628 Discovery Miles 36 280 Ships in 10 - 15 working days

A classical metastable state possesses a local free energy minimum at infinite sizes, but not a global one. This concept is phase size independent. We have studied a number of experimental results and proposed a new concept that there exists a wide range of metastable states in polymers on different length scales where their metastability is critically determined by the phase size and dimensionality. Metastable states are also observed in phase transformations that are kinetically impeded on the pathway to thermodynamic equilibrium. This was illustrated in structural and morphological investigations of crystallization and mesophase transitions, liquid-liquid phase separation, vitrification and gel formation, as well as combinations of these transformation processes. The phase behaviours in polymers are thus dominated by interlinks of metastable states on different length scales. This concept successfully explains many experimental observations and provides a new way to connect different aspects of polymer physics.
* Written by a leading scholar and industry expert
* Presents new and cutting edge material encouraging innovation and future research
* Connects hot topics and leading research in one concise volume

Condensed-Phase Molecular Spectroscopy and Photophysics, 2nd Edition (Hardcover): Kelley Condensed-Phase Molecular Spectroscopy and Photophysics, 2nd Edition (Hardcover)
Kelley
R4,148 Discovery Miles 41 480 Ships in 18 - 22 working days

Condensed-Phase Molecular Spectroscopy and Photophysics An introduction to one of the fundamental tools in chemical research--spectroscopy and photophysics in condensed-phase and extended systems Condensed-Phase Molecular Spectroscopy and Photophysics comprehensively covers radiation-matter interactions for molecules in condensed phases along with metallic and semiconductor nanostructures, examining optical processes in extended systems such as metals, semiconductors, and conducting polymers and addressing the unique optical properties of nanoscale systems. The text differs from others through its emphasis on the molecule-environment interactions that strongly influence spectra in condensed phases, including spectroscopy and photophysics of molecular aggregates, molecular solids, and metals and semiconductors, as well as more modern topics such as two-dimensional and single-molecule spectroscopy. To aid in reader comprehension, the text includes case studies and illustrated examples. An online manual with solutions to the problems in the book is available to all readers on a companion website. Condensed-Phase Molecular Spectroscopy and Photophysics begins with an introduction to quantum mechanics that sets a solid foundation for understanding the text's subsequent topics, including: Electromagnetic radiation and radiation-matter interactions, molecular vibrations and infrared spectroscopy, and electronic spectroscopy Photophysical processes and light scattering, nonlinear and pump-probe spectroscopies, and electron transfer processes Basic rotational spectroscopy and statistical mechanics, Raman scattering, 2D and single-molecule spectroscopies, and time-domain pictures of steady-state spectroscopies Time-independent quantum mechanics, statistical mechanics, group theory, radiation-matter interactions, and system-bath interactions Atomic spectroscopy, photophysical processes, light scattering, nonlinear and pump-probe spectroscopies, two-dimensional spectroscopies, and metals and plasmons Written for researchers and upper-level undergraduate and graduate courses in physical and materials chemistry, Condensed-Phase Molecular Spectroscopy and Photophysics is a valuable learning resource that is uniquely designed to equip readers to solve a broad array of current problems and challenges in the vast field of chemistry.

The Alkaloids, Volume 64 - Chemistry and Biology (Hardcover, 69th edition): Geoffrey A. Cordell The Alkaloids, Volume 64 - Chemistry and Biology (Hardcover, 69th edition)
Geoffrey A. Cordell
R5,266 Discovery Miles 52 660 Ships in 10 - 15 working days

This series is world-renowned as the leading compilation of current reviews of this vast field. Internationally acclaimed for more than forty years, The Alkaloids: Chemistry and Biology, founded by the late Professor R.H.F. Manske, continues to provide outstanding coverage of this rapidly expanding field. Each volume provides, through its distinguished authors, up-to-date and detailed coverage of particular classes or sources of alkaloids.
* Up-to-date reviews on a large and very important group of natural products from both a chemical and biological perspective.
* Comprehensive dynamic reviews written by the leading authors in the respective fields.
* Broader coverage than before on the biological aspects.

Analytical Instrumentation - A Guide to Laboratory, Portable and Miniaturized Instruments (Hardcover): G. Mcmahon Analytical Instrumentation - A Guide to Laboratory, Portable and Miniaturized Instruments (Hardcover)
G. Mcmahon
R2,730 Discovery Miles 27 300 Ships in 10 - 15 working days

This valuable resource covers the principles of analytical instrumentation used by today's chemists and biologists and presents important advances in instrumentation, such as the drive to miniaturise and lab-on-a-chip devices. In terms of the lab-based analytical instrumentation, the five main categories of technique--spectroscopic, chromatographic, electrochemical, imaging and thermoanalytical, are included and presented in a practical, not theoretical way.

Including relevant examples and applications in a number of fields such as healthcare, environment and pharmaceutical industry this book provides a complete overview of the instruments used within the chemistry industry, making this an important tool for professionals and students alike.

Advanced Safety Management - Focusing on Z10.0, 45001, and Serious Injury Prevention, Third Edition (Hardcover, 3rd Edition):... Advanced Safety Management - Focusing on Z10.0, 45001, and Serious Injury Prevention, Third Edition (Hardcover, 3rd Edition)
F.A. Manuele
R2,551 Discovery Miles 25 510 Ships in 18 - 22 working days

Establishes sound safety management principles and focuses on the revised Z10.0 safety standard, the new 45001 safety standard, and serious injury prevention Filled with updated chapters and information throughout, this book covers the provisions of ANSI/ASSP Z10.0-2019, the American standard for Occupational Health and Safety Management Systems. It expands in detail on the principles for advanced safety management, the content of the revised Z10.0 standard, and the newly adopted international standard, ISO 45001. It also emphasizes the need to reduce the occurrence of serious injuries, illnesses, and fatalities. Advanced Safety Management: Focusing on Z10.0, 45001 and Serious Injury Prevention, Third Edition expands on the material in previous editions and includes several new chapters emphasizing culture, systems design, and incident investigations. Beginning with an overview of ANSI/ASSP Z10.0-2019 and ANSI/ASSP/ISO 45001-2018, it goes on to offer chapters on: Essentials for the Practice of Safety; Human Error Avoidance; Hazards Analyses and Risk Assessments; Three- and Four-Dimensional Risk Scoring Systems; Safety Design Reviews; The Procurement Process; Audit Requirements; The Management Oversight and Risk Tree (MORT); and more. Expands in detail on the principles for advanced safety management, the content of the revised ANSI/ASSP Z10.0. standard and the newly adopted international standard, ISO 45001 New chapters cover the Significance of An Organization's Culture; Fundamental Concepts; and Systems/Macro Thinking Places emphasis on the more prominent risk-based approach in the practice of safety Provides methods to align safety, operational, and financial goals, along with quality and environmental standards Explains the concepts of risk reduction, waste reduction, environmental impact deduction, and Prevention through Design (PtD) Advanced Safety Management is an important book for safety professionals, industrial hygienist, plant managers, OSHA and EPA advocates, students majoring in safety or industrial hygiene, and union leaders.

Laboratory Unit Operations and Experimental Methods in Chemical Engineering (Hardcover): Omar M. Basha, Badie I. Morsi Laboratory Unit Operations and Experimental Methods in Chemical Engineering (Hardcover)
Omar M. Basha, Badie I. Morsi
R3,079 Discovery Miles 30 790 Ships in 18 - 22 working days
ZIF-8 Based Materials for Water Decontamination (Hardcover): Awais Ahmad, Muhammad Pervaiz, Umer Younas, Rafael Luque, Mabkhoot... ZIF-8 Based Materials for Water Decontamination (Hardcover)
Awais Ahmad, Muhammad Pervaiz, Umer Younas, Rafael Luque, Mabkhoot Alsaiari, …
R4,798 Discovery Miles 47 980 Ships in 10 - 15 working days

This volume discusses the role of ZIF-8 composites in water decontamination as an adsorbent and photocatalyst. Metal-organic frameworks (MOFs) are advanced porous materials and are promising adsorbents with facile modifications, high specific surface area, controllable porosity, and tailored surface properties. Water pollution is a major concern and has endangered human health. Recently, researchers have designed MOFs for use in remediation.

Principles and Applications of Atomic Absorption Spectroscopy (Hardcover): Eddie Dillon Principles and Applications of Atomic Absorption Spectroscopy (Hardcover)
Eddie Dillon
R2,377 Discovery Miles 23 770 Ships in 10 - 15 working days
Metals, Microbes, and Minerals - The Biogeochemical Side of Life (Hardcover): Peter Kroneck, Martha Sosa Torres Metals, Microbes, and Minerals - The Biogeochemical Side of Life (Hardcover)
Peter Kroneck, Martha Sosa Torres
R7,459 Discovery Miles 74 590 Ships in 10 - 15 working days

One of the biggest questions in today's biochemistry is how biological molecules became essential for the processes that occur within living cells. This new book from outstanding Metal Ions in Life Science series gives an overview about biochemical evolution of organic molecules and metabolic pathways in living systems and outlines the vital biochemical processes in microbial cells in which metals are involved.

Understanding Spectroscopy (Hardcover): Georgia Hunt Understanding Spectroscopy (Hardcover)
Georgia Hunt
R3,264 R2,954 Discovery Miles 29 540 Save R310 (9%) Ships in 18 - 22 working days
Compendium of Organic Synthetic Methods v13 (Hardcover, Volume 13): M.B. Smith Compendium of Organic Synthetic Methods v13 (Hardcover, Volume 13)
M.B. Smith
R4,892 Discovery Miles 48 920 Ships in 18 - 22 working days

The "Compendium of Organic Synthetic Methods" serves as a handy desktop reference for organic chemists to browse new reactions and transformations of interest, facilitating the search for functional group transformations in the original literature of organic chemistry. Volume 13 contains both functional group transformations and carbon-carbon bond forming reactions from the literature in the years 2005-8. It presents examples of published reactions for the preparation of monofunctional compounds.The Compendium of Organic Synthetic Methods series facilitates the search for quality, selected functional group transformations, organized by reacting functional group of starting material and functional group formed, with full references to each reactionPresents examples of published reactions for the preparation of monofunctional compounds from the literature of 2005-8Provides a handy reference and a valuable tool to the working organic chemist, allowing a quick check of known organic transformationsStringent criteria for inclusion of reactions, including real synthetic utility of reactions, reagents readily available or easily prepared and handled in the laboratory

Organic Chemistry (Hardcover): Chad E Wallace Organic Chemistry (Hardcover)
Chad E Wallace
R3,391 Discovery Miles 33 910 Ships in 18 - 22 working days
Development of a New Heterocycle-Forming Reaction and Kinetic Resolution with N-Heterocyclic Carbenes (Hardcover, 1st ed.... Development of a New Heterocycle-Forming Reaction and Kinetic Resolution with N-Heterocyclic Carbenes (Hardcover, 1st ed. 2019)
Yinli Wang
R2,653 Discovery Miles 26 530 Ships in 18 - 22 working days

In this book, the author focuses on exploring new organocatalytic transformations under operationally simple and environmentally friendly reaction conditions. Two new types of catalytic reactions promoted by N-heterocyclic carbenes (NHCs) are described. The oxa- and azacycle-forming reactions of sulfonylalkynols and sulfonylalkynamides are broadly considered to be a new type of activation mode in NHC chemistry, wherein the bond formation with internal O- and N-nucleophiles occurs at the -position of the propargyl sulfones with 1,2-sulfonyl migration. The resulting oxa- and azacycles are core structures in many biologically significant compounds and medicinally important agents. In addition, the book develops the chiral NHC-catalyzed kinetic resolution of -hydroxy carboxylic acid derivatives based on chiral recognition of the substrate-cocatalyst complex. In this carboxylate cocatalyst-assisted chiral acylation, the reaction rate acceleration and selectivity enhancement are interpreted in terms of the reversible complexation of the substrate and carboxylate cocatalyst, which is verified by control experiments and measured using analytical methods. The findings described here reveal a promising new aspect of not only NHC catalysis but also identifying novel catalysis systems.

Fabrication of Carbon and Related Materials/Metal Hybrids and Composites (Hardcover): Walid M Daoush, Fawad Inam, Mostafa... Fabrication of Carbon and Related Materials/Metal Hybrids and Composites (Hardcover)
Walid M Daoush, Fawad Inam, Mostafa Ghasemi Baboli
R1,789 R1,541 Discovery Miles 15 410 Save R248 (14%) Ships in 18 - 22 working days
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