Some Critical Properties of Ornstein-Zernike Systems

G. Stell
1969 Physical Review  
A s t u d y i s made o f some c r i t i c a l p r o p e r t i e s of systems t h a t s a t i s f y t h e Ornstein-Zernike (OZ) condition t h a t -the dir)ect correla-tion function c ( r ) behaves l i k e -( k~) -l times t h e p a i r p o t e n t i a l V(r) f o r r such h-..., C t h a t V ( r ) < < kT, even a t t h e c r i t i c a l p o i n t . I t i s pointed out t h a t a I conce;?ing t h e r e l a t i o n s h i p between t h e OZ hypothesis and t h e Van d e r Saals- Bragg-?illiams-Weiss
more » ... ?illiams-Weiss approach, which we s h a l l r e f e r t o a s t h e mean-field
doi:10.1103/physrev.184.135 fatcat:lx4zbgumqnd6djxev6zxtfmmva