channel

https://doi.org/10.1351/goldbook.C00970
  1. Regions of @[email protected] where there are valleys are sometimes referred to as arrangement channels. The @[email protected] channel or @[email protected] is that corresponding to configurations similar to those of the reactants; the @[email protected] channel or @[email protected] relates to configurations similar to those of the products. In @[email protected], the specification of a complete set of quantum numbers in a given arrangement channel is called a channel.
    See also:
    entrance channel
    ,
    exit channel
    Source:
    PAC, 1996, 68, 149. (A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)) on page 157 [Terms] [Paper]
  2. That part of an @[email protected] that is dedicated to a single analytical procedure, including the @[email protected] This term relates to the internal operation of certain types of instruments, particularly in clinical chemistry. The general term channel has a much broader meaning, and the term is not recommended.
    Source:
    PAC, 1989, 61, 1657. (Nomenclature for automated and mechanised analysis (Recommendations 1989)) on page 1661 [Terms] [Paper]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014