IUPAC > Gold Book > alphabetical index > G > Gibbs film elasticity
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Gibbs energy profileGibbs surface
Gibbs film elasticity
Pertains to a film element of a soap film changing in area at constant mass and is the differential change of its surface tension with relative change in area Math - ei,
Math - e
where Math - text is the thermodynamic temperature, Math - text is the pressure, and Math - text is the amount of substance of the species Math - text.
Source:
PAC, 1972, 31, 577 (Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry) on page 615
Related index:
IUPAC > Gold Book > math/physics > quantities
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Cite as: IUPAC Compendium of Chemical Terminology, Electronic version, http://goldbook.iupac.org/G02634.html.
Transformed and rewritten from PDF version (entry http://www.iupac.org/goldbook/G02634.pdf)
by: Miloslav Nic, Jiri Jirat, Bedrich Kosata, ICT Prague, Czech Republic
Version for print | History of this term
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