chapter  8
Solutions
Pages 78

PROBLEM 1.1 It is well known that the principal result of Carnot’s cycle does not depend on the nature of the “working body” used in the cycle. Let us consider the elementary Carnot’s cycle which utlilizes a grain boundary as a working body. Let us consider the diagram surface tension γ vs. area of the surface S (Mlodzeevski, 1939).