chain length, δ

https://doi.org/10.1351/goldbook.C00956
In a chain reaction, the average number of times the closed cycle of reactions (involving the chain-propagating reactions) is repeated. It is equal to the rate of the overall reaction divided by the rate of the initiation reaction.
Source:
PAC, 1996, 68, 149. (A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)) on page 157 [Terms] [Paper]
Citation: 'chain length' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.C00956 RIS BibTex EndNote
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