Last edited by Kazrakazahn
Friday, August 7, 2020 | History

1 edition of Isotope effects in chemical processes. found in the catalog.

Isotope effects in chemical processes.

Isotope effects in chemical processes.

Based on a symposium sponsored by the Division of Nuclear Chemistry and Technology at the 153rd meeting of the American Chemical Society, Miami Beach, Fla., April 11, 1967.

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Published by American Chemical Society in Washington .
Written in English

    Subjects:
  • Isotope separation.

  • Edition Notes

    Includes bibliographies.

    StatementWilliam Spindel, symposium chairman.
    SeriesAdvances in chemistry series,, 89
    ContributionsSpindel, William, 1922-, American Chemical Society. Division of Nuclear Chemistry and Technology.
    Classifications
    LC ClassificationsQD1 .A355 no. 89
    The Physical Object
    Paginationvii, 278 p.
    Number of Pages278
    ID Numbers
    Open LibraryOL5754064M
    LC Control Number71084867

    Isotope Tracers in Catchment Hydrology is the first synthesis of physical hydrology and isotope geochemistry with catchment focus, and is a valuable reference for professionals and students alike in the fields of hydrology, hydrochemistry, and environmental science. This important interdisciplinary text provides extensive guidelines for the. @article{osti_, title = {FREQUENCY FACTORS AND ISOTOPE EFFECTS IN SOLID STATE STATE RATE PROCESSES}, author = {Vineyard, G H}, abstractNote = {>The movement of defects in solids on the basis of classical absolute rate theory is reexamined with special attention to many-body aspects. The effective frequency in the Arrhenius expression governing these processes is shown to .

    This chapter presents a brief introduction to radioisotopes, sources and types of radiation, applications, effects, and occupational protection. The natural and artificial sources of radiations are discussed with special reference to natural radioactive decay series and artificial radioisotopes. Applications have played significant role in improving the quality of human by: 2. Separation Techniques. radionuclides during these analytical procedures. The differences in mass number of all radionuclides of an element are so small that they will exhibit the same chemical behavior during radiochemical analysis (i.e., no mass isotope effects). Oxidation-Reduction Reactions.

    Summary. Isotope Ratio Mass Spectrometry of Light Gas-Forming Elements explores different methods of isotope analysis, including spark, secondary ion, laser, glow discharge, and isotope ratio mass spectrometry. It explains how to evaluate the isotopic composition of light elements (H, C, N, O) in solid, liquid, and gaseous samples of organic and inorganic substances, as well as. @article{osti_, title = {Calcium hydroxide isotope effect in calcium isotope enrichment by ion exchange}, author = {Jepson, B.E. and Shockey, G.C.}, abstractNote = {The enrichment of calcium isotopes has been observed in ion-exchange chromatography with an aqueous phase of calcium hydroxide and a solid phase of sulfonic acid resin.


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Isotope effects in chemical processes Download PDF EPUB FB2

Isotope effects on the rates of chemical reactions, including enzyme catalyzed reactions, are treated in some detail. Since the various fields in which isotope effects are applied do not only share fundamental principles but also share experimental techniques, this book includes a discussion both of experimental apparatus and techniques.

Secondary isotope effects through two or more bonds are also useful in studying hydrogen bonds. Normally, the isotope effect decreases rapidly with the number of bonds between the exchanged hydrogen and the observed nucleus, with the one-bond 15 N chemical-shift change (exchange of NH for ND) being – ppm [].However, through-hydrogen-bond effects may lead to significantly larger.

As the title suggests, Isotope Effects in the Chemical, Geological and Bio Sciences deals with differences in the properties of isotopically substituted molecules, such as differences in the chemical and physical properties of water and the heavy waters.

Since the various fields in which isotope effects are applied do not only share fundamental principles but also experimental techniques, this Author: Max Wolfsberg. Focuses on measurements and calculations of isotope effects in chemical reactions and photodissociation.

Covers a variety of processes, ranging from the very simple (atom-diatom reactions) to the complex (multiligand coordination compounds) and Price: $ Add tags for "Isotope effects in chemical processes. Based on a symposium sponsored by the Division of Nuclear Chemistry and Technology at the rd meeting of the American Chemical Society, Miami Beach, Fla., Ap ".

Be the first. Book January This chapter describes a number of examples of kinetic isotope effects on chemical reactions of different types (simple Isotope effects in chemical processes. book phase reactions, SN2 and E reactions in. 2 ISOTOPE EFFECTS IN CHEMICAL PROCESSES chemical tracer, while the less abundant isotope is the only oxygen istotope with a nuclear magnetic moment.

is scarce and much sought after for nuclear magnetic resonance studies of oxygen compounds. Publisher Summary. This chapter describes the isotope separation in systems with gas and solid phases.

Noticeable thermodynamic isotope effects observed in systems with a solid phase can be determined both by the reaction of chemical isotope exchange between two different substances and by physical sorption leading to the thermodynamic inequality of isotopes in the gas molecules and in the. Isotope Effects in Chemical Processes (Advances in Chemistry Series No.

89) Unknown Binding by American Chemical Society (Author), Robert F. Gould (Editor), William Spindel (Compiler) & See all 2 formats and editions Hide other formats and editions.

Price New from Used from Author: American Chemical Society. Book chapter on fundamentals of isotope geochemistry. Introduction. Of all the methods used to understand hydrologic processes in small catchments, applications of tracers--in particular isotope tracers--have been the most useful in terms of providing new insights into hydrologic processes.

techniques, while isotope effect studies take advantage of the slight differences, and isotope. separation works against the similarities. Isotope separation is thus one of the practical applications. of the theories of isotope effects (IE), which suggest which features of molecules would cause an.

effective separation of Author: Amnon Kohen, Hans-Heinrich Limbach. Request PDF | Isotope Effects | This chapter describes a number of examples of kinetic isotope effects on chemical reactions of different types (simple gas phase reactions, SN2 | Find, read and.

Isotope Effects In Chemistry and Biology - Ebook written by Amnon Kohen, Hans-Heinrich Limbach. Read this book using Google Play Books app on your PC, android, iOS devices. Download for offline reading, highlight, bookmark or take notes while you read Isotope Effects In Chemistry and Biology.4/5(1).

Isotope Effects in Gas-Phase Chemical Reactions and Photodissociation Processes: Overview ; Variational Transition-State Theory with Multidimensional, Semiclassical, Ground-State Transmission Coefficients: Applications to Secondary Deuterium Kinetic Isotope Effects in Reactions Involving Methane and Chloromethane ; HN[2 and DN[2, Resonance.

Isotope vs. nuclide. A nuclide is a species of an atom with a specific number of protons and neutrons in the nucleus, for example carbon with 6 protons and 7 neutrons.

The nuclide concept (referring to individual nuclear species) emphasizes nuclear properties over chemical properties, whereas the isotope concept (grouping all atoms of each element) emphasizes chemical over nuclear. Isotope Effects In Chemistry and Biology book.

Edited By Amnon Kohen, Hans-Heinrich Limbach. Edition 1st Edition. First Published eBook Published 1 November Pages pages. eBook ISBN Subjects Bioscience, Physical Sciences. Back to book. chapter 22 Pages. Kinetic Isotope Effects for Proton-Coupled Author: Amnon Kohen, Hans-Heinrich Limbach.

This eighth volume deals with heavy atom isotope effects. Undoubtedly, the application of these effects will play an expanding role in future research.

The surveys contained in this book are intended as an aid to the research worker, and more importantly to act as a stimulus for further research. Isotope effects are small and separation of mixtures of isotopes is correspondingly difficult.

The theory of isotope separation is reviewed and necessary terminology introduced. Practical methods of isotope separation are discussed focusing on the fundamentals of multistage processes and cascade design. The kinetic isotope effect (KIE) of ribulose-1,5-bisphosphate carboxylase oxygenase is the isotopic fractionation associated solely with the step in the Calvin-Benson Cycle where a molecule of carbon dioxide (CO 2) is attached to the 5-carbon sugar ribulose-1,5-bisphosphate (RuBP) to produce two 3-carbon sugars called 3-phosphoglycerate (3 PGA).

This chemical reaction is catalyzed by the. As the title suggests, Isotope Effects in the Chemical, Geological and Bio Sciences deals with differences in the properties of isotopically substituted molecules, such as differences in the chemical and physical properties of water and the heavy waters.

Since the various fields in which isotope effects are applied do not only share fundamental principles but also experimental techniques, this Brand: Springer Netherlands.

Deuterium isotope effects on 13C-NMR chemical shifts are investigated in a series of hydroxybenzo[h]quinolines (HBQ’s) The OH proton is deuteriated. The isotope effects on 13C chemical shifts in these hydrogen bonded systems are rather unusual.

The formal four-bond effects are found to be negative, indicating transmission via the hydrogen by: 8.Deuterium isotope effects on 13 C-NMR chemical shifts are investigated in a series of hydroxybenzo[h]quinolines (HBQ’s) The OH proton is deuteriated. The isotope effects on 13 C chemical shifts in these hydrogen bonded systems are rather unusual.

The formal four-bond effects are found to be negative, indicating transmission via the.He also coauthored a book on isotope effects, “Isotope Effects in the Chemical, Geological and Bio Sciences” published in by Springer. Currently, his scientific interests concentrate on exploring whether binding isotope effects can be useful in rational drug design.

Recent recognition of his contribution to science includes two awards.