# Gibbs function

Also found in: Encyclopedia, Wikipedia.
Related to Gibbs function: Helmholtz function

## Gibbs function

n
(General Physics) a thermodynamic property of a system equal to the difference between its enthalpy and the product of its temperature and its entropy. It is usually measured in joules. Symbol: G or F (esp US) Also called: Gibbs free energy or free enthalpy Compare Helmholtz function
[C19: named after Josiah Willard Gibbs]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Mentioned in ?
References in periodicals archive ?
where xA[O.sub.n] - yB[O.sub.m], [DELTA].sub.f][G.sup.[theta].sub.m], [[DELTA].sub.r][G.sup.[theta].sub.m] and [([partial derivative] [[DELTA].sub.r][G.sup.[theta].sub.m]/[partial derivative]x).sub.y] represent bicomponent metal oxide solid solution with a certain proportion of x/y, standard molar formation Gibbs function, standard molar reaction Gibbs function, and partial molar quantity of standard molar reaction Gibbs function of bicomponent metal oxide solid solution, respectively.
So (8) showed the standard molar reaction Gibbs function of the hydration reaction of A[O.sub.n] in xA[O.sub.n] - yB[O.sub.m] for this type.
To achieve this goal, together with the Euler-Bernoulli beam theory, a new Gibbs function needs to be defined by employing a modified couple stress theory to derive the governing equations for the PMBs.
L is the diagonal matrix which consist of the rate constants of the natural reactions 5 and 6, and P is a positively defined square matrix of elements representing second derivatives of the Gibbs function with respect to the degrees of completeness of the natural reactions 5 and 6.
A paper is devoted to a novel electric Gibbs function proposed for the piezoelectric microbeams (PMBs) by employing a modified couple stress theory.
Variations of the chemical potential (the partial Gibbs function of ethanol ([Delta][[Mu].sub.1]) have been determined from experimental isotherms of sorption, namely
The shear-relaxation and dilatational-creep functions are described by the sum-of-exponential function, and the shift factor obeys the modified Gibbs function.

Site: Follow: Share:
Open / Close