By I. Prigogine, Stuart A. Rice
The Advances in Chemical Physics sequence offers the chemical physics and actual chemistry fields with a discussion board for severe, authoritative reviews of advances in each quarter of the self-discipline. packed with state of the art study said in a cohesive demeanour no longer stumbled on in other places within the literature, each one quantity of the Advances in Chemical Physics sequence serves because the excellent complement to any complex graduate type dedicated to the research of chemical physics
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This lends support to the idea that Eq. (66)is a good approximation over the entire range between ,t = Q and 5 = 00. 30 Equation (39) shows that the first term on the right of (68)is G( co,x), so that G given by (68) approaches the correct limit for 6 --t co. If it is assumed that Eq. (68)is valid right down to t = +, we can substitute it into both (51) and (18), suitably transformed so that they depend upon 5 and x. This provides two equations in the three unknowns G(1, x), u(x), and d(x). A third equation is obtained by replacing a3p/xkT in (61))by G(m, x),making use of (40) so as to write G(co, x) in terms of G(1, x), and then setting 6 in (68) equal to unity.
The quantity p* which appears in Eq. (901must still be defined. I t is determined by the relation 7 The almost complete formal similarity between the exact relations which have been derived for 0 a n d those which have been derived in the preceding sections for G might lead one to hope t ha t 8 itself would have the same simple form exhibited by G in Eq. , 34 HOWARD REISS Unfortunately, this simple choice for the form of 0 does not appear to be satisfactory since when real or almost real potentials are employed it leads to results which are at variance with experiment.
3 The agreement in Table I is satisfactory when the simplicity of Eq. (133) is considered together with the fact that it specifies the surface tension a t a hard wall rather than the interfacial tension between a liquid and its vapor. I n the case of the diatomic molecules and benzene the strict requirement of spherical symmetry is not met, and furthermore the meaning of a as obtained from ref. 36 is somewhat obscure. E METHODS IK F L U I D S 51 spheres than they actually are. I t is of interest to note th a t the range of surface tensions involved is quite large (lo-1dynes/cm-l02 dynes/c m).