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Simpson, Andre J.; Shirzadi, Azadeh; Burrow, Timothy E.; Dicks, Andrew P.; Lefebvre, Brent; Corrin, Tricia – Journal of Chemical Education, 2009
A laboratory experiment designed as part of an upper-level undergraduate analytical chemistry course is described. Students investigate two popular soft drinks (Red Bull Energy Drink and sugar-free Red Bull Energy Drink) by NMR spectroscopy. With assistance of modern NMR prediction software they identify and quantify major components in each…
Descriptors: Prediction, Organic Chemistry, Computer Software, Laboratory Experiments

Hunkapiller, Michael W.; And Others – Science, 1984
Describes the nature and capabilities of methods used to characterize protein and peptide structure, indicating that they have undergone changes which have improved the speed, reliability, and applicability of the process. Also indicates that high-performance liquid chromatography and gel electrophoresis have made purifying proteins and peptides a…
Descriptors: Biochemistry, Chemical Analysis, College Science, Enzymes

Young, J. P.; And Others – Analytical Chemistry, 1989
Discussed is an analytical technique that uses photons from lasers to resonantly excite an electron from some initial state of a gaseous atom through various excited states of the atom or molecule. Described are the apparatus, some analytical applications, and the precision and accuracy of the technique. Lists 26 references. (CW)
Descriptors: Chemical Analysis, Chemistry, College Science, Higher Education

Smith, Sherrel – Journal of Chemical Education, 1990
Detailed is a method in which short pieces of teflon tubing may be used for collection tubes for collecting preparative fractions from gas chromatographs. Material preparation, laboratory procedures, and results of this method are discussed. (CW)
Descriptors: Chemical Analysis, Chemistry, Chromatography, College Science

Imasaka, Totaro; Nobuhiko, Ishibashi – Analytical Chemistry, 1990
Applications of lasers to molecular absorption spectrometry, molecular fluorescence spectrometry, visible semiconductor fluorometry, atomic absorption spectrometry, and atomic fluorescence spectrometry are discussed. Details of the use of the frequency-doubled diode laser are provided. (CW)
Descriptors: Atomic Structure, Chemical Analysis, Chemistry, College Science

Williams, Kathryn R.; King, Roy W. – Journal of Chemical Education, 1990
Described are six multipulse experiments with an emphasis on their application to common problems in chemistry. Exercises in relaxation time measurement, spin echoes, and polarization transfer are proposed. (CW)
Descriptors: Chemical Analysis, Chemistry, College Science, Higher Education

Klein, Robert F. X.; And Others – Journal of Chemical Education, 1989
Described is a case, a heterocyclic sulfoxide, which is useful for an introduction to first-order four-spin data analysis. Background of this technique for use with undergraduate students is given including a sample analysis, a list of supplementary materials, and experimental procedures. (CW)
Descriptors: Atomic Structure, Chemistry, College Science, Higher Education

Fulghum, J. E.; And Others – Analytical Chemistry, 1989
This review is divided into the following analytical methods: ion spectroscopy, electron spectroscopy, scanning tunneling microscopy, atomic force microscopy, optical spectroscopy, desorption techniques, and X-ray techniques. (MVL)
Descriptors: Chemical Analysis, Chemical Reactions, Chemistry, College Science

King, Roy W.; Williams, Kathryn R. – Journal of Chemical Education, 1990
Presented is a collection of terms associated with fourier transformations in chemistry. These terms are cross-referenced to a four-part article in the "Journal of Chemical Education." (CW)
Descriptors: Chemical Analysis, Chemistry, College Science, Glossaries

Chesick, John P. – Journal of Chemical Education, 1989
Provides a brief introduction with some definitions and properties of Fourier transforms. Shows relations, ways of understanding the mathematics, and applications. Notes proofs are not included but references are given. First of three part series. (MVL)
Descriptors: Chemical Analysis, Chemical Bonding, Chemical Nomenclature, Chemistry

Krishen, Anoop – Analytical Chemistry, 1989
This review covers methods for identification, characterization, and determination of rubber and materials in rubber. Topics include: general information, nuclear magnetic resonance spectroscopy, infrared spectroscopy, thermal methods, gel permeation chromatography, size exclusion chromatography, analysis related to safety and health, and…
Descriptors: Chemical Analysis, Chemical Industry, Chemistry, Chromatography

Smith, Charles G.; And Others – Analytical Chemistry, 1989
Reviews techniques for the characterization and analysis of synthetic polymers, copolymers, and blends. Includes techniques for structure determination, separation, and quantitation of additives and residual monomers; determination of molecular weight; and the study of thermal properties including degradation mechanisms. (MVL)
Descriptors: Chemical Analysis, Chemical Industry, Chemistry, Chromatography

MacCarthy, Patrick; And Others – Analytical Chemistry, 1989
Analytical methods are reviewed for: alkali and alkaline earth metals; transition metals; precious metals; group 12, 13, 14, and 15 metals, nonmetals; radionuclides; multiple metals; anions; gases; chromatography; mass spectroscopy; photometry; sampling; volatile compounds; surfactants; detergents; pesticides; herbicides; and fungicides. (MVL)
Descriptors: Chemical Analysis, Chemistry, Chromatography, College Science

Birk, James P., Ed. – Journal of Chemical Education, 1990
Four microcomputer applications are presented including: "Computer Simulated Process of 'Lead Optimization': A Student-Interactive Program,""A PROLOG Program for the Generation of Molecular Formulas,""Determination of Inflection Points from Experimental Data," and "LAOCOON PC: NMR Simulation on a Personal Computer." Software, availability,…
Descriptors: Atomic Structure, Chemical Analysis, Chemistry, College Science