What question did this study set out to answer?

Investigate the gas-phase diffusion of halogenated hydrocarbons in helium to determine how molecular geometry and substitution influence collision cross sections.

November 1, 1969The Journal of Physical Chemistry

Diffusion of halogenated hydrocarbons in helium. The effect of structure on collision cross sections

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Authors

EFEdward N. FullerNational Nuclear Security Administration KEKeith Ensley JGJ. Calvin GiddingsUniversity of Technology Sydney

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Implication

Experimental study demonstrates how halogenated hydrocarbon structure alters collision cross sections in helium, indicating predictable molecular diffusion behavior.

Key Points

Investigate the gas-phase diffusion of halogenated hydrocarbons in helium to determine how molecular geometry and substitution influence collision cross sections.
Measured diffusion rates for a series of structurally varied halogenated hydrocarbons migrating through helium gas.
Calculated collision cross sections based on experimental diffusion coefficients across different molecular configurations.
Molecular geometry and halogen substitution systematically govern effective collision cross sections in a helium medium.
Increases in steric bulk and halogen atom size correspond to larger cross-sectional areas and reduced rates of gaseous diffusion.

Cite This Study

Fuller et al. (1969) studied this question.

synapsesocial.com/papers/6a768bcf1bd57acdb0c3ab62 https://doi.org/10.1021/j100845a020

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Implication

Experimental study demonstrates how halogenated hydrocarbon structure alters collision cross sections in helium, indicating predictable molecular diffusion behavior.

Diffusion of halogenated hydrocarbons in helium. The effect of structure on collision cross sections

Discussion

Member takes

Implication

Key Points

Cite This Study

Diffusion of halogenated hydrocarbons in helium. The effect of structure on collision cross sections

Discussion

Member takes

Implication

Key Points

Cite This Study

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